@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter+Tight:wght@300;400;500;600;700&family=JetBrains+Mono:wght@300;400;500;700&display=swap');

:root {
  /* ── SURFACES (space-black precision) ── */
  --color-bg:            #000000;  /* space black — page background */
  --color-surface:       #111111;  /* deep graphite — cards, panels */
  --color-surface-hover: #1a1a1a;  /* card/button hover */
  --color-surface-raised:#1a1a1a;  /* drawers, modals */
  --color-neutral-dark:  #08080a;  /* media frame backdrop */
  --neutral-900:         #000000;  /* alias for media placeholders */

  /* ── TEXT ── */
  --color-text:          #FFFFFF;  /* display headlines ONLY */
  --color-text-body:     #BFC3C8;  /* titanium silver — body copy */
  --color-text-muted:    #7d8288;  /* captions, meta */
  --color-text-subtle:   #4e5257;

  /* ── BORDERS ── */
  --color-border:        rgba(255, 255, 255, 0.08);
  --color-border-hover:  rgba(255, 255, 255, 0.16);
  --color-border-subtle: rgba(255, 255, 255, 0.04);

  /* ── ACCENT (the single bold move: ice blue — the scalpel) ── */
  --accent:              #3FA9F5;  /* ice blue */
  --accent-rgb:          63, 169, 245;
  --accent-hover:        #66bdff;

  --accent-secondary:    #4a9d8e;  /* muted teal */

  /* ── METALLIC FINISHES (for solar panels and hinges) ── */
  --color-metal-cobalt-dark:  #0f233d;  /* deep anodized blue shadow */
  --color-metal-cobalt-mid:   #1f426e;  /* base metallic blue */
  --color-metal-cobalt-light: #4facfe;  /* specular blue highlight */
  --color-metal-gold-dark:    #8f6a14;  /* aerospace Kapton foil shadow */
  --color-metal-gold-light:   #ffcf40;  /* specular gold highlight */
  --color-metal-gold-glow:    rgba(255, 207, 64, 0.25);
  --color-metal-border:       rgba(79, 172, 254, 0.35);
  --color-metal-border-hover: rgba(79, 172, 254, 0.65);


  /* ── SEMANTIC ── */
  --color-success: #4a9d6e;
  --color-warning: #d99a3a;
  --color-error:   #c85a4a;

  /* ── TYPOGRAPHY ── */
  --font-display: 'Space Grotesk', sans-serif;  /* h1/h2 ONLY */
  --font-sans:    'Inter Tight', sans-serif;    /* body */
  --font-mono:    'JetBrains Mono', monospace;  /* specs, badges */

  --font-size-xs:   0.75rem;   /* 12px */
  --font-size-sm:   0.875rem;  /* 14px */
  --font-size-base: 1rem;      /* 16px */
  --font-size-lg:   1.125rem;  /* 18px */
  --font-size-xl:   1.25rem;   /* 20px */
  --font-size-2xl:  1.75rem;   /* 28px */
  --font-size-3xl:  2.25rem;   /* 36px */
  --font-size-4xl:  3rem;      /* 48px */

  /* ── SPACING (8px grid) ── */
  --space-unit: 8px;
  --space-1:  0.25rem;  /* 4  */
  --space-2:  0.5rem;   /* 8  */
  --space-3:  0.75rem;  /* 12 */
  --space-sm: 0.75rem;  /* 12 (alias) */
  --space-4:  1rem;     /* 16 */
  --space-5:  1.5rem;   /* 24 */
  --space-md: 1.5rem;   /* 24 (alias) */
  --space-6:  2rem;     /* 32 */
  --space-8:  3rem;     /* 48 */
  --space-lg: 3rem;     /* 48 (alias) */
  --space-12: 4rem;     /* 64 */

  /* ── RADIUS ── */
  --radius-sm:       2px;
  --radius-standard: 4px;
  --radius-md:       4px;  /* alias of standard */
  --radius-lg:       8px;  /* maximum for UI chrome */

  /* ── BORDER WIDTHS ── */
  --border-thin:  1px;
  --border-thick: 2px;

  /* ── SHADOWS ── */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.30);
  --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 20px 40px rgba(0, 0, 0, 0.50);

  /* ── MOTION ── */
  --duration-instant:    80ms;
  --duration-fast:       250ms;
  --duration-normal:     500ms;
  --duration-slow:       800ms;
  --duration-deliberate: 1200ms;
  --ease-out-quint: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-decelerate: cubic-bezier(0.16, 1, 0.3, 1);
  --ease-spring:    cubic-bezier(0.16, 1, 0.3, 1);
  --travel-micro:    2px;
  --travel-shallow:  8px;
  --travel-standard: 16px;
  --travel-deep:     48px;

  /* ── Z-INDEX ── */
  --z-negative:       -10;
  --z-default:         1;
  --z-dropdown:        10;
  --z-sticky-header:   100;
  --z-drawer-overlay:  200;
  --z-drawer-content:  300;
  --z-modal-overlay:   400;
  --z-modal-content:   500;
  --z-toast:           1000;

  /* ── FLUID SCALE (320px → 3840px) ── */
  --fluid-font-base: clamp(0.9375rem, 0.35vw + 0.82rem, 1.125rem);
  --fluid-heading-xl: clamp(2rem, 3.2vw + 1rem, 4.5rem);
  --fluid-section-eyebrow: clamp(1.75rem, 2.2vw + 1rem, 2.875rem);
  --fluid-section-headline: clamp(1.375rem, 1.35vw + 0.9rem, 2.125rem);
  --fluid-heading-lg: clamp(1.5rem, 1.5vw + 0.85rem, 2.25rem);
  --fluid-gutter: clamp(1rem, 2.5vw, 3rem);
  --fluid-section-y: clamp(2.5rem, 6vh, 5rem);
  --fluid-section-prose: clamp(0.9375rem, 0.25vw + 0.88rem, 1.0625rem);
  --fluid-section-prose-gap: clamp(1.25rem, 2.2vh, 2rem);
  --collab-logo-plate: #ffffff;
  --fluid-gap: clamp(1rem, 2vw, 2.5rem);
  --fluid-container-max: min(100%, 90rem);
  --site-layout-max: 82.5rem; /* 1320px — centered section content */
  --nav-height: 64px;
  --section-anchor-offset: var(--nav-height);
}

/* ── BASE RESET ── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 100%; /* locks 1rem = 16px baseline so clamp()/rem math is identical on every machine */
  scroll-behavior: smooth;
  scroll-padding-top: var(--section-anchor-offset);
}

html, body {
  background-color: var(--color-bg);
  color: var(--color-text-body);
  font-family: var(--font-sans);
  font-size: var(--fluid-font-base);
  line-height: 1.5;
  width: 100%;
  max-width: 100%;
  overflow-x: hidden;
  scroll-padding-top: var(--section-anchor-offset);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img,
video:not(.background-media) {
  max-width: 100%;
  height: auto;
  display: block;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-display);
  color: var(--color-text);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.15;
}

h1 { font-size: var(--font-size-4xl); }
h2 { font-size: var(--font-size-3xl); margin-bottom: var(--space-4); }
h3 { font-size: var(--font-size-2xl); margin-bottom: var(--space-3); }

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-body);
}

a {
  color: var(--accent);
  text-decoration: none;
  transition: color var(--duration-fast) var(--ease-decelerate);
}
a:hover {
  color: var(--accent-hover);
}

/* ── ACCESSIBILITY ── */
.skip-link {
  position: absolute;
  top: var(--space-4);
  left: 0;
  background: var(--color-surface-raised);
  color: var(--accent);
  padding: var(--space-3) var(--space-5);
  z-index: var(--z-toast);
  transform: translateY(-160%);
  transition: transform var(--duration-fast) var(--ease-decelerate);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
}
.skip-link:focus {
  transform: translateY(0);
  outline: 2px solid var(--accent);
}

#scroll-top-sentinel {
  position: absolute;
  top: 0;
  left: 0;
  width: 1px;
  height: 1px;
  pointer-events: none;
  visibility: hidden;
}

:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

/* ── BUTTONS ── */
.btn-premium {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  background: var(--color-surface);
  color: var(--color-text);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-standard);
  padding: var(--space-3) var(--space-5);
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  cursor: pointer;
  transition:
    background-color var(--duration-fast) var(--ease-decelerate),
    border-color var(--duration-fast) var(--ease-decelerate),
    color var(--duration-fast) var(--ease-decelerate),
    transform var(--duration-fast) var(--ease-spring);
  transform: translateY(0);
}
.btn-premium:hover {
  background: var(--color-surface-hover);
  border-color: var(--color-border-hover);
  transform: translateY(-2px);
}
.btn-premium:active {
  transform: translateY(var(--travel-micro));
  transition-duration: var(--duration-instant);
}

.btn-accent {
  background: linear-gradient(135deg, #1c457d 0%, #3FA9F5 50%, #66bdff 100%);
  background-size: 200% 100%;
  background-position: 0% 0%;
  color: var(--color-text);
  border-color: rgba(63, 169, 245, 0.3);
  box-shadow: 
    0 2px 8px rgba(63, 169, 245, 0.12),
    inset 0 1px 0 rgba(255, 255, 255, 0.12),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35);
  text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.5);
  transition: 
    background-position var(--duration-fast) ease-out,
    box-shadow var(--duration-fast) var(--ease-decelerate),
    border-color var(--duration-fast) var(--ease-decelerate),
    transform var(--duration-fast) var(--ease-spring);
}
.btn-accent:hover {
  background-position: 100% 0%;
  border-color: rgba(63, 169, 245, 0.6);
  box-shadow: 
    0 4px 12px rgba(63, 169, 245, 0.28),
    inset 0 1px 0 rgba(255, 255, 255, 0.2),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35);
  color: var(--color-text);
}
.btn-accent:active {
  transform: translateY(var(--travel-micro)) scale(0.98);
  transition-duration: var(--duration-instant);
}

/* ── CARDS ── */
.card {
  background: rgba(17, 17, 17, 0.45);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-md);
  padding: var(--space-5);
  box-shadow: var(--shadow-sm);
  transition:
    border-color var(--duration-normal) var(--ease-decelerate),
    background-color var(--duration-normal) var(--ease-decelerate),
    transform var(--duration-normal) var(--ease-decelerate);
}
.card:hover {
  border-color: rgba(63, 169, 245, 0.4);
  background: rgba(17, 17, 17, 0.65);
  transform: translateY(-4px);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.45);
}

/* ── SKELETON MEDIA PLACEHOLDERS ── */
.ph-img {
  background: var(--color-neutral-dark);
  border: var(--border-thin) solid var(--color-border-subtle);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-subtle);
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  border-radius: var(--radius-standard);
  width: 100%;
  aspect-ratio: 16 / 9;
  overflow: hidden;
  position: relative;
}
.ph-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
  filter: brightness(0.7) contrast(1.1) saturate(0.85);
  transition: filter var(--duration-normal) var(--ease-decelerate);
}

.card:hover .ph-img img {
  filter: brightness(1) contrast(1) saturate(1);
}

/* ── LAYOUT CONTAINERS ── */
.container {
  width: 100%;
  max-width: var(--fluid-container-max);
  margin: 0 auto;
  padding-left: var(--fluid-gutter);
  padding-right: var(--fluid-gutter);
  box-sizing: border-box;
}

.section-padding {
  padding: var(--fluid-section-y) 0;
}

@media (max-width: 768px) {
  .site-section.section-padding {
    padding-top: 0;
    padding-bottom: 0;
  }

  .collab-stage {
    margin-inline: 0;
    width: 100%;
    max-width: 100%;
  }
}

#main-content {
  background-color: #000000;
  position: relative;
  z-index: 2;
}
.form-group {
  margin-bottom: var(--space-4);
}
.form-group label {
  display: block;
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-text-muted);
  margin-bottom: var(--space-2);
}
.form-control {
  width: 100%;
  background: var(--color-bg);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-standard);
  padding: var(--space-3);
  color: var(--color-text);
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  transition: border-color var(--duration-fast) var(--ease-decelerate);
}
.form-control:focus {
  outline: none;
  border-color: var(--accent);
}
select.form-control {
  appearance: none;
  background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%238a99a6' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right var(--space-3) center;
  background-size: var(--font-size-lg);
  padding-right: var(--space-8);
}

/* ── MODALS / OVERLAYS / DRAWERS ── */
.modal-overlay, .drawer-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.7);
  backdrop-filter: blur(4px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-out-quint);
}
.drawer-overlay {
  z-index: var(--z-drawer-overlay);
}
.modal-overlay {
  z-index: var(--z-modal-overlay);
}
.modal-overlay.is-active, .drawer-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

.drawer-content {
  position: fixed;
  top: 0;
  right: -100%;
  width: 100%;
  max-width: 500px;
  height: 100%;
  background: rgba(10, 10, 12, 0.88);
  backdrop-filter: blur(22px);
  -webkit-backdrop-filter: blur(22px);
  border-left: var(--border-thin) solid rgba(255, 255, 255, 0.12);
  z-index: var(--z-drawer-content);
  overflow-y: auto;
  padding: var(--space-6);
  transition: right var(--duration-normal) var(--ease-out-quint);
  box-shadow: var(--shadow-lg);
}
.drawer-content.is-active {
  right: 0;
}

.modal-content {
  position: fixed;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -45%) scale(0.95);
  width: 90%;
  max-width: 600px;
  background: var(--color-surface-raised);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-lg);
  z-index: var(--z-modal-content);
  padding: var(--space-6);
  opacity: 0;
  pointer-events: none;
  box-shadow: var(--shadow-lg);
  transition:
    opacity var(--duration-normal) var(--ease-out-quint),
    transform var(--duration-normal) var(--ease-out-quint);
}
.modal-content.is-active {
  opacity: 1;
  pointer-events: auto;
  transform: translate(-50%, -50%) scale(1);
}

.legal-modal-title {
  font-size: var(--font-size-2xl);
  margin: 0 0 var(--space-4);
  padding-bottom: var(--space-2);
  padding-right: var(--space-8);
  border-bottom: var(--border-thin) solid var(--color-border);
  line-height: 1.2;
}

.legal-modal-scroll {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  line-height: 1.6;
  max-height: min(52vh, 320px);
  overflow-y: auto;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  padding-right: var(--space-2);
}

.legal-modal-scroll h4 {
  margin-top: var(--space-4);
  margin-bottom: var(--space-2);
  font-size: var(--font-size-base);
}

.legal-modal-scroll p {
  margin: 0 0 var(--space-3);
}

.legal-modal-scroll p:last-child {
  margin-bottom: 0;
}

/* Close buttons */
.btn-close {
  background: rgba(255, 255, 255, 0.04);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.08);
  border-radius: 50%;
  color: var(--color-text-muted);
  cursor: pointer;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: 
    background-color var(--duration-fast) var(--ease-decelerate),
    border-color var(--duration-fast) var(--ease-decelerate),
    color var(--duration-fast) var(--ease-decelerate),
    transform var(--duration-fast) var(--ease-spring);
}
.btn-close:hover {
  background: rgba(255, 255, 255, 0.08);
  border-color: rgba(255, 255, 255, 0.16);
  color: var(--color-text);
  transform: scale(1.05);
}
.btn-close:active {
  transform: scale(0.95);
}

/* ── CONSENT BANNER ── */
.consent-banner {
  position: fixed;
  bottom: var(--space-4);
  left: var(--space-4);
  right: var(--space-4);
  max-width: 500px;
  background: var(--color-surface-raised);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  z-index: var(--z-toast);
  box-shadow: var(--shadow-lg);
  transform: translateY(var(--travel-deep));
  opacity: 0;
  transition:
    transform var(--duration-normal) var(--ease-out-quint),
    opacity var(--duration-normal) var(--ease-out-quint);
}
.consent-banner.is-active {
  transform: translateY(0);
  opacity: 1;
}

.consent-banner__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  flex-wrap: wrap;
  gap: var(--space-3);
}

.btn-consent-reject {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: var(--space-2) var(--space-4);
  border-radius: var(--radius-standard);
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  font-weight: 600;
  color: #1a1a1a;
  cursor: pointer;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: linear-gradient(
    180deg,
    #f4f6f8 0%,
    #d8dde3 28%,
    #b8bec6 55%,
    #9aa3ad 78%,
    #8a939c 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    inset 0 -2px 4px rgba(0, 0, 0, 0.15),
    0 2px 8px rgba(0, 0, 0, 0.25);
  transition:
    transform var(--duration-fast) var(--ease-spring),
    filter var(--duration-fast) var(--ease-decelerate);
}

.btn-consent-reject:hover {
  filter: brightness(1.05);
  transform: translateY(-1px);
}

.btn-consent-reject:active {
  transform: translateY(1px) scale(0.98);
}

.consent-banner .btn-accent {
  font-size: var(--font-size-xs);
  padding: var(--space-2) var(--space-4);
  min-height: 44px;
}

/* ── UTILITY GRIDS & FLEX ── */
.grid-2, .grid-3, .grid-4 {
  display: grid;
  gap: var(--space-5);
  align-items: stretch;
}

.equal-card-grid > * {
  height: 100%;
  min-height: 100%;
}

.flex-center {
  display: flex;
  align-items: center;
  justify-content: center;
}

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.font-mono {
  font-family: var(--font-mono);
}

/* ── HEADER & NAVIGATION ── */
.nav-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  background: transparent;
  border-bottom: none;
  z-index: var(--z-sticky-header);
  box-shadow: none;
  transition:
    background-color var(--duration-normal) var(--ease-decelerate),
    border-color var(--duration-normal) var(--ease-decelerate),
    box-shadow var(--duration-normal) var(--ease-decelerate),
    backdrop-filter var(--duration-normal) var(--ease-decelerate);
}

.nav-header.is-scrolled {
  background: rgba(0, 0, 0, 0.88);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.28);
}

/* During hero / about space frames — nav fully transparent */
html.hero-seq-nav-clear .nav-header,
html.hero-seq-nav-clear .nav-header.is-scrolled,
html.nav-over-space .nav-header,
html.nav-over-space .nav-header.is-scrolled,
html:not(.nav-on-founders) .nav-header.is-scrolled,
.nav-header.is-hero-clear,
.nav-header.is-hero-clear.is-scrolled {
  background: transparent !important;
  backdrop-filter: none !important;
  -webkit-backdrop-filter: none !important;
  border-bottom: none !important;
  box-shadow: none !important;
}

.nav-end {
  display: none;
  align-items: center;
  gap: 0.4rem;
  margin-left: auto;
  flex-shrink: 0;
}

.nav-cta-bar-mobile {
  display: none;
}

.nav-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
  max-width: 100%;
  position: relative;
}

.nav-logo {
  display: flex;
  align-items: center;
  transition: opacity var(--duration-fast) var(--ease-decelerate);
}

.nav-logo:hover {
  opacity: 0.8;
}

.brand-text {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  letter-spacing: 0.06em;
  text-transform: uppercase;
  display: inline-block;
  line-height: 1.2;
  -webkit-font-smoothing: antialiased;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: var(--space-5);
  list-style: none;
}

@media (min-width: 769px) {
  .nav-header .nav-container {
    max-width: 92%;
    width: 100%;
    margin-left: auto;
    margin-right: auto;
    padding-left: clamp(1rem, 2.5vw, 2rem);
    padding-right: clamp(1rem, 2.5vw, 2rem);
    display: grid;
    grid-template-columns: minmax(0, max-content) 1fr;
    align-items: center;
    column-gap: var(--space-6);
  }

  .nav-logo {
    position: relative;
    z-index: 2;
    flex-shrink: 0;
    min-width: 0;
    max-width: min(22rem, 34vw);
  }

  .nav-header nav {
    position: static;
    left: auto;
    transform: none;
    justify-self: center;
    width: 100%;
    min-width: 0;
  }

  .nav-menu {
    justify-content: center;
    flex-wrap: nowrap;
    gap: clamp(1.25rem, 2.4vw, 3rem);
    margin: 0;
  }

  .nav-menu-contact--mobile {
    display: none;
  }

  .nav-menu-contact--desktop {
    display: list-item;
    list-style: none;
    margin: 0;
    padding: 0;
  }
}

/* High-tech Space-Grade Capsule Button (Cylinder shape) */
.btn-capsule-cylinder {
  border-radius: 24px !important; /* Capsule/cylinder shape */
  padding: var(--space-2) var(--space-5) !important;
  font-size: var(--font-size-xs) !important;
  font-weight: 800 !important;
  letter-spacing: 0.05em;
  transition: all var(--duration-fast) var(--ease-out-quint) !important;
}

.btn-capsule-cylinder:hover {
  transform: scale(1.04) translateY(-1px);
}

.btn-capsule-cylinder:active {
  transform: scale(0.98) translateY(1px) !important;
}

/* Visibility Utilities */
.mobile-only {
  display: none !important;
}
.desktop-only {
  display: block !important;
}
.desktop-only.inline {
  display: inline-block !important;
}
.desktop-only.flex {
  display: flex !important;
}

.nav-link {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-text-body);
  font-weight: 600;
  transition: color var(--duration-fast) var(--ease-decelerate);
  -webkit-font-smoothing: antialiased;
}
.nav-link:hover {
  color: var(--color-text);
}

.nav-link.is-active {
  color: var(--color-text);
  position: relative;
}

.nav-link.is-active::after {
  content: '';
  position: absolute;
  left: 0;
  right: 0;
  bottom: -0.35rem;
  height: 1px;
  background: rgba(63, 169, 245, 0.85);
}

button.nav-link {
  background: none;
  border: none;
  cursor: pointer;
  padding: 0;
  font: inherit;
  text-align: inherit;
}

.nav-link--cta {
  color: var(--color-text-body);
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0.12);
  cursor: pointer;
  position: relative;
  z-index: 2;
}

.nav-link--cta:hover,
.nav-link--cta:focus-visible {
  color: var(--color-text);
}

.nav-cta-shine-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.15rem 0.35rem;
  border-radius: 999px;
  isolation: isolate;
  pointer-events: auto;
  touch-action: manipulation;
}

.nav-cta-shine-wrap .nav-link--cta {
  position: relative;
  z-index: 2;
  pointer-events: auto;
  min-height: 44px;
  min-width: 44px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

[data-open-contact],
#founders-primary-cta,
#founders-primary-cta-mobile,
#nav-menu-cta-mobile,
.cta-skeuo-pill {
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0.12);
  cursor: pointer;
}

.nav-cta-shine-wrap::before {
  content: "";
  position: absolute;
  inset: -6px -10px;
  border-radius: 999px;
  z-index: 0;
  opacity: 0;
  background: conic-gradient(
    from 0deg,
    #050506,
    #3a3f46,
    #f0f2f5,
    #ffffff,
    #c0c8d0,
    #1a1a1c,
    #050506
  );
  transition: opacity 0.22s ease;
  animation: cta-shine-ring-spin 2.75s linear infinite;
  backface-visibility: hidden;
  pointer-events: none;
}

.nav-cta-shine-wrap::after {
  content: "";
  position: absolute;
  inset: -1px -4px;
  border-radius: 999px;
  z-index: 0;
  opacity: 0;
  background: rgba(0, 0, 0, 0.88);
  transition: opacity 0.22s ease;
  pointer-events: none;
}

.nav-cta-shine-wrap:hover::before,
.nav-cta-shine-wrap:focus-within::before {
  opacity: 1;
}

.nav-cta-shine-wrap:hover::after,
.nav-cta-shine-wrap:focus-within::after {
  opacity: 1;
}

/* Mobile Menu trigger */
.mobile-menu-trigger {
  display: none;
  background: none;
  border: none;
  color: var(--color-text);
  cursor: pointer;
  padding: var(--space-2);
  align-items: center;
  justify-content: center;
}

/* Mobile menu responsive overlay */
@media (max-width: 768px) {
  .nav-menu.is-mobile-open {
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 64px;
    left: 0;
    width: 100%;
    max-height: calc(100dvh - 64px);
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    background: #000000;
    border-bottom: var(--border-thin) solid var(--color-border);
    padding: var(--space-6) var(--space-4);
    gap: var(--space-4);
    box-shadow: var(--shadow-lg);
    z-index: calc(var(--z-sticky-header) + 20);
  }

  .nav-menu.is-mobile-open .nav-link {
    display: block;
    padding: var(--space-3) 0;
    font-size: var(--font-size-base);
    border-bottom: 1px solid var(--color-border-subtle);
  }

  .nav-menu-contact--mobile {
    display: none !important;
  }

  .nav-menu-contact--mobile .nav-link--cta {
    display: none;
  }

  .nav-menu.is-mobile-open .nav-menu-contact--mobile {
    display: none !important;
  }

  .nav-menu-contact--desktop {
    display: none;
  }

  .btn-enquiry-pill--nav-mobile {
    width: 100%;
    max-width: 18rem;
    margin: 0 auto;
    display: flex;
  }
}

@media (min-width: 769px) {
  .nav-menu-contact--mobile {
    display: none;
  }

  .nav-end {
    display: none;
  }

  .nav-cta-bar-mobile {
    display: none;
  }
}

/* ── HERO SECTION ── */
.hero-section {
  position: relative;
  height: auto;
  min-height: 0;
  display: block;
  align-items: stretch;
  background-color: #000000;
  overflow: visible;
  isolation: isolate;
  z-index: 1;
  scroll-margin-top: 0;
}

/* Scroll-driven frame sequence — first page only, ends before About */
.hero-seq {
  touch-action: pan-y;
}

.hero-seq__sticky::after {
  transition: opacity 0.25s ease;
}

.hero-seq--loading .hero-seq__sticky::after {
  content: 'Loading sequence…';
  position: absolute;
  inset: 0;
  z-index: 8;
  display: grid;
  place-items: center;
  background: #000;
  color: rgba(255, 255, 255, 0.72);
  font-family: var(--font-mono, ui-monospace, monospace);
  font-size: 0.7rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  pointer-events: none;
  opacity: 1;
}

.hero-seq__track {
  position: relative;
  height: 380vh;
  min-height: 380vh;
}

.hero-seq__sticky {
  position: absolute;
  top: 0;
  left: 0;
  height: 100vh;
  height: 100dvh;
  min-height: 100vh;
  min-height: 100dvh;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  background: #000;
  transform: translateZ(0);
}

.hero-seq__sticky.is-seq-drawing {
  will-change: transform;
}

.hero-bg-video {
  display: none;
}

.hero-seq__canvas {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  display: block;
  z-index: 1;
  pointer-events: none;
  transform: translateZ(0);
}

.hero-seq__tail {
  height: 18vh;
  min-height: 18vh;
  background: #000;
  pointer-events: none;
}

.hero-seq__beats {
  position: absolute;
  inset: 0;
  z-index: 4;
  pointer-events: none;
  display: grid;
  place-items: center;
}

.hero-seq__orbit-ring {
  position: absolute;
  left: 50%;
  top: 48%;
  width: min(72vmin, 34rem);
  height: min(72vmin, 34rem);
  transform: translate(-50%, -50%);
  border-radius: 50%;
  border: none;
  box-shadow: none;
  background: transparent;
  opacity: 0;
  pointer-events: none;
  z-index: 0;
}

.hero-seq__beat {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: calc(var(--nav-height) + 1.5rem) clamp(1.25rem, 6vw, 5rem) 4.5rem;
  box-sizing: border-box;
  opacity: 0;
  pointer-events: none;
  clip-path: circle(0% at 50% 48%);
  transform: scale(0.96);
  filter: blur(5px);
  transition:
    opacity 0.5s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.6s cubic-bezier(0.16, 1, 0.3, 1),
    filter 0.5s ease,
    clip-path 0.7s cubic-bezier(0.16, 1, 0.3, 1);
  z-index: 1;
}

.hero-seq__beat.is-active {
  opacity: 1;
  transform: scale(1);
  filter: blur(0);
  clip-path: circle(78% at 50% 48%);
  z-index: 2;
}

.hero-seq__beat.is-leaving {
  opacity: 0;
  transform: scale(1.03);
  filter: blur(4px);
  clip-path: circle(0% at 50% 48%);
  transition-duration: 0.35s;
}

/* Brand: SVG textPath on orbit — no center clip mask */
.hero-seq__beat--brand {
  clip-path: none !important;
  filter: none !important;
  transform: none !important;
  padding: 0;
}

.hero-seq__beat--brand.is-active {
  opacity: 1;
  clip-path: none !important;
  filter: none !important;
  transform: none !important;
}

.hero-seq__brand-heading.visually-hidden {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.hero-seq__arc-svg {
  position: absolute;
  left: 50%;
  top: 48%;
  width: min(72vmin, 34rem);
  height: min(72vmin, 34rem);
  transform: translate(-50%, -50%);
  overflow: visible;
  pointer-events: none;
  z-index: 3;
}

.hero-seq__arc-text {
  fill: #ffffff;
  font-family: var(--font-display), system-ui, sans-serif;
  font-weight: 700;
  font-size: 52px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  dominant-baseline: middle;
  direction: ltr;
  unicode-bidi: normal;
}

.hero-seq__arc-letter {
  fill: #ffffff;
  fill-opacity: 0;
  transition: none;
}

.hero-seq__arc-letter.is-space {
  fill-opacity: 0 !important;
}

.hero-seq__beat--slogan .hero-seq__headline {
  max-width: min(38rem, 92%);
}

.hero-seq__beat--slogan[data-beat="3"] .hero-seq__headline {
  max-width: min(48rem, 98%);
  white-space: nowrap;
}

.hero-seq__headline {
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.5rem, 4.2vw, 2.75rem);
  line-height: 1.14;
  letter-spacing: -0.03em;
  color: #ffffff;
  text-shadow: 0 8px 28px rgba(0, 0, 0, 0.45);
}

.hero-seq__cta,
.hero-seq__name-label {
  display: none !important;
}

.hero-seq__beat--slogan::before {
  content: "";
  position: absolute;
  left: 50%;
  top: 48%;
  width: min(70vmin, 32rem);
  height: min(70vmin, 32rem);
  transform: translate(-50%, -50%);
  z-index: -1;
  pointer-events: none;
  border-radius: 50%;
  background: radial-gradient(
    circle at center,
    rgba(13, 24, 48, 0.32) 0%,
    rgba(10, 14, 28, 0.08) 52%,
    transparent 72%
  );
}

.hero-seq .hero-overlay {
  z-index: 3;
  opacity: 0.85;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0.12) 0%,
    rgba(0, 0, 0, 0.04) 38%,
    rgba(0, 0, 0, 0.28) 100%
  );
}

@media (prefers-reduced-motion: reduce) {
  .hero-seq__beat {
    transition: none;
    filter: none;
    clip-path: none;
  }

  .hero-seq__beat.is-active {
    transform: none;
    clip-path: none;
    filter: none;
  }

  .hero-seq__orbit-ring {
    transition: none;
  }
}

.hero-seq .hero-container-layout {
  min-height: 0;
  height: 100%;
}

.hero-scroll-hint {
  position: absolute;
  left: 50%;
  bottom: clamp(1.25rem, 4vh, 2.5rem);
  transform: translateX(-50%);
  z-index: 6;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.45rem;
  color: rgba(235, 238, 242, 0.72);
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.35s ease;
}

.hero-seq--scroll-ready .hero-scroll-hint:not(.is-hidden) {
  opacity: 1;
}

.hero-scroll-hint.is-hidden {
  opacity: 0 !important;
  visibility: hidden;
}

.hero-scroll-hint__label {
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
}

.hero-scroll-hint__arrow {
  width: 12px;
  height: 12px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: rotate(45deg);
  animation: hero-scroll-bounce 1.35s ease-in-out infinite;
}

@keyframes hero-scroll-bounce {
  0%, 100% { transform: rotate(45deg) translateY(0); opacity: 0.45; }
  50% { transform: rotate(45deg) translateY(6px); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-scroll-hint__arrow {
    animation: none;
  }
}

/* User Background Media & Fullscreen Container Rules */
.background-media {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  max-height: none;
  object-fit: cover;
  object-position: center center;
  z-index: 1;
  pointer-events: none;
}

.centered-content {
  z-index: 1;        /* keeps your text on top */
  text-align: center;
}

.fullscreen-container {
  display: flex;
  justify-content: center; /* centers content horizontally */
  align-items: center;     /* centers content vertically */
  width: 100%;             /* takes full width of the screen */
  height: 100vh;           /* takes full height of the viewport */
  overflow: hidden;        /* prevents scrolling outside the view */
  position: relative;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(0, 0, 0, 0) 0%,
    rgba(0, 0, 0, 0.15) 45%,
    rgba(0, 0, 0, 0.55) 100%
  );
  z-index: 3;
  pointer-events: none;
}

#hero-canvas {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2;
  pointer-events: none;
}

.hero-container-layout {
  position: relative;
  z-index: 10;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  text-align: center;
  padding: clamp(4.5rem, 12vh, 6rem) var(--fluid-gutter) clamp(2rem, 5vh, 3rem);
  gap: clamp(1.25rem, 3vh, 2rem);
  min-height: calc(100dvh - 3.5rem);
  box-sizing: border-box;
}

.hero-container-layout--centered .hero-main-left--stack {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  width: 100%;
  max-width: 52rem;
  margin: 0 auto;
}

@media (min-width: 769px) {
  .hero-container-layout--centered .hero-main-left--stack {
    align-items: center;
    width: 100%;
    max-width: 52rem;
    margin-left: auto;
    margin-right: auto;
    transform: none;
  }

  .hero-title-large {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    width: fit-content;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-title-large .hero-line:nth-child(2) {
    align-self: center;
  }

  .hero-subtitle-typewriter {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    margin-left: auto;
    margin-right: auto;
  }

  .hero-subtitle-typewriter .hero-line:nth-child(2) {
    align-self: center;
  }
}

.hero-title-large {
  font-size: clamp(2.25rem, 6.2vw, 4.35rem);
  line-height: 1.08;
  letter-spacing: -0.035em;
  font-weight: 700;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  font-family: var(--font-display);
  width: 100%;
  max-width: min(100%, 36rem);
  margin-left: auto;
  margin-right: auto;
  text-align: center;
}

.hero-title-large .hero-line,
.hero-subtitle-typewriter .hero-line {
  display: block;
}

.hero-title-large .hero-line {
  white-space: nowrap;
}

.hero-subtitle-typewriter .hero-line {
  white-space: nowrap;
}

.fade-in-slogan {
  animation: sloganFadeIn 1.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
  opacity: 0;
  transform: translateY(20px);
}

@keyframes sloganFadeIn {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

.hero-subtitle-typewriter {
  font-size: clamp(0.875rem, 1.35vw, 1.2rem);
  line-height: 1.65;
  color: rgba(235, 238, 242, 0.92);
  margin: var(--space-3) auto 0 auto;
  width: fit-content;
  max-width: min(100%, 44rem);
  min-height: 3.3em;
  font-family: var(--font-sans);
  text-align: center;
}

.hero-main-left--stack .hero-title-large {
  margin-top: 0;
}

@media (min-width: 769px) {
  .hero-container-layout--centered {
    min-height: 100vh;
  }
}

.hero-main-left--stack .hero-subtitle-typewriter,
.hero-main-left--stack .hero-title-large {
  opacity: 0;
  transform: translateY(12px);
}

.hero-main-left--stack.is-hero-typing .hero-subtitle-typewriter,
.hero-main-left--stack.is-hero-typing .hero-title-large {
  opacity: 1;
  transform: none;
  animation: none;
}

.hero-main-left--stack.is-hero-typed.is-hero-ready .hero-subtitle-typewriter,
.hero-main-left--stack.is-hero-typed.is-hero-ready .hero-title-large {
  opacity: 1;
  transform: none;
  animation: none;
}

.hero-main-left--stack.is-hero-ready .hero-title-large {
  animation: heroCopyReveal 1s cubic-bezier(0.16, 1, 0.3, 1) 0.1s forwards;
}

.hero-main-left--stack.is-hero-ready .hero-subtitle-typewriter {
  animation: heroCopyReveal 0.9s cubic-bezier(0.16, 1, 0.3, 1) 0.35s forwards;
}

.hero-main-left--stack.is-hero-typed.is-hero-ready .hero-title-large,
.hero-main-left--stack.is-hero-typed.is-hero-ready .hero-subtitle-typewriter {
  opacity: 1;
  transform: none;
  animation: none !important;
}

@keyframes heroCopyReveal {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-main-left--stack .hero-subtitle-typewriter,
  .hero-main-left--stack .hero-title-large {
    opacity: 1;
    transform: none;
    animation: none !important;
  }
}

/* Blinking typewriter caret removed site-wide */
.typewriter-cursor::after {
  display: none;
  content: none;
}

/* ── FAINT SPACECRAFT TELEMETRY HUD ── */
.hud-telemetry {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  font-size: 10px;
  letter-spacing: 0.15em;
  color: rgba(255, 255, 255, 0.25);
  z-index: 4;
  pointer-events: none;
  text-transform: uppercase;
}

.hud-telemetry-left {
  left: var(--space-6);
  border-left: 1px solid rgba(255, 255, 255, 0.1);
  padding-left: var(--space-3);
}

.hud-telemetry-right {
  right: var(--space-6);
  border-right: 1px solid rgba(255, 255, 255, 0.1);
  padding-right: var(--space-3);
  align-items: flex-end;
}

@media (max-width: 900px) {
  .hud-telemetry {
    display: none; /* hide on smaller viewports to prevent clutter */
  }
}

/* Hero CTA buttons layout */
.hero-buttons-container {
  display: flex;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
  opacity: 0;
  transform: translateY(15px);
  transition: opacity 1s var(--ease-out-quint), transform 1s var(--ease-out-quint);
  z-index: 10;
}

.hero-buttons-container.is-active {
  opacity: 1;
  transform: translateY(0);
}

/* Pill Enquiry — hero + nav (matches refined capsule reference) */
.btn-enquiry-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 44px;
  padding: 0.625rem 1.75rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  line-height: 1.2;
  color: #1a1a1a;
  text-decoration: none;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: linear-gradient(
    180deg,
    #f4f6f8 0%,
    #d8dde3 28%,
    #b8bec6 55%,
    #9aa3ad 78%,
    #8a939c 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    inset 0 -2px 4px rgba(0, 0, 0, 0.18),
    0 4px 14px rgba(0, 0, 0, 0.35);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
  transition:
    transform var(--duration-fast) var(--ease-spring),
    box-shadow var(--duration-fast) var(--ease-decelerate),
    filter var(--duration-fast) var(--ease-decelerate);
}

.btn-enquiry-pill:hover {
  color: #0d0d0d;
  filter: brightness(1.05);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    inset 0 -2px 4px rgba(0, 0, 0, 0.2),
    0 6px 18px rgba(0, 0, 0, 0.42);
  transform: translateY(-1px);
}

.btn-enquiry-pill:active {
  transform: translateY(1px) scale(0.98);
  filter: brightness(0.96);
}

/* Same metal gradient, rectangular face (nav + overlay submit) */
.btn-enquiry-rect {
  border-radius: 5px;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  font-weight: 700;
  border-color: rgba(255, 255, 255, 0.52);
}

.btn-enquiry-pill--nav {
  font-size: 0.6875rem;
  padding: 0 1.15rem;
  min-height: 36px;
  height: 36px;
  line-height: 1;
  border-width: 1px;
  border-radius: 5px;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.88),
    inset 0 -2px 3px rgba(0, 0, 0, 0.22),
    0 2px 10px rgba(0, 0, 0, 0.38);
}

.contact-overlay .contact-submit-btn.btn-enquiry-rect {
  border-radius: 5px;
  min-height: 44px;
  height: auto;
  padding: 0.7rem 1.25rem;
  font-size: var(--font-size-xs);
  letter-spacing: 0.12em;
  width: 100%;
}

.cta-shine-ring--rect {
  border-radius: 7px;
  padding: 2px;
}

.cta-shine-ring--rect .btn-enquiry-pill {
  border-radius: 5px;
}

.btn-enquiry-pill--nav-mobile.btn-enquiry-rect {
  border-radius: 5px;
  min-height: 44px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  font-size: var(--font-size-xs);
}

.nav-menu-contact--desktop .nav-cta-shine-wrap {
  vertical-align: middle;
}

.cta-shine-ring {
  position: relative;
  display: inline-flex;
  padding: 2px;
  border-radius: 999px;
  isolation: isolate;
  overflow: hidden;
}

.cta-shine-ring::before {
  content: '';
  position: absolute;
  inset: -45%;
  border-radius: inherit;
  background: conic-gradient(
    from 0deg,
    #050506,
    #3a3f46,
    #f0f2f5,
    #ffffff,
    #c0c8d0,
    #1a1a1c,
    #050506
  );
  animation: cta-shine-ring-spin 2.75s linear infinite;
  backface-visibility: hidden;
  z-index: 0;
  pointer-events: none;
}

/* Silver ring visible on hover only — spin runs continuously (opacity fade) to avoid restart jitter */
.cta-shine-ring--nav-hover::before {
  opacity: 0;
  transition: opacity 0.22s ease;
}

.cta-shine-ring--nav-hover:hover::before,
.cta-shine-ring--nav-hover:focus-within::before {
  opacity: 1;
}

/* Founders / section CTA: bright segment travels around pill continuously (no hover required) */
.cta-shine-ring--continuous {
  padding: 3px;
  overflow: hidden;
}

.cta-shine-ring--continuous::before {
  opacity: 1;
  inset: -55%;
  pointer-events: none;
  background: conic-gradient(
    from 0deg,
    #0a0a0c 0deg,
    #1a1c22 220deg,
    rgba(120, 128, 140, 0.45) 248deg,
    rgba(255, 255, 255, 0.98) 268deg,
    rgba(200, 208, 218, 0.55) 284deg,
    #2a2e36 310deg,
    #0a0a0c 360deg
  );
  animation: cta-shine-ring-spin 2.1s linear infinite;
}

.founders-section-cta .cta-shine-ring {
  border-radius: 999px;
}

/* Founders CTA — single button, ring animation on ::before (all taps hit button) */
.founders-cta-ring-btn {
  position: relative;
  isolation: isolate;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  margin: 0;
  border: none;
  border-radius: 999px;
  overflow: hidden;
  background: transparent;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0.15);
  -webkit-appearance: none;
  appearance: none;
  min-width: 11.5rem;
  min-height: 52px;
  font: inherit;
  color: inherit;
  z-index: 2;
  flex-shrink: 0;
}

.founders-cta-ring-btn::before {
  content: '';
  position: absolute;
  inset: -55%;
  border-radius: inherit;
  pointer-events: none;
  z-index: 0;
  background: conic-gradient(
    from 0deg,
    #0a0a0c 0deg,
    #1a1c22 220deg,
    rgba(120, 128, 140, 0.45) 248deg,
    rgba(255, 255, 255, 0.98) 268deg,
    rgba(200, 208, 218, 0.55) 284deg,
    #2a2e36 310deg,
    #0a0a0c 360deg
  );
  animation: cta-shine-ring-spin 2.1s linear infinite;
  backface-visibility: hidden;
  transform: translateZ(0);
}

.founders-cta-ring-btn__face {
  position: relative;
  z-index: 1;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 44px;
  padding: 0.7rem 2.5rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.16em;
  line-height: 1.2;
  color: #1a1a1a;
  white-space: nowrap;
  border: 1px solid rgba(255, 255, 255, 0.45);
  background: linear-gradient(
    180deg,
    #f4f6f8 0%,
    #d8dde3 28%,
    #b8bec6 55%,
    #9aa3ad 78%,
    #8a939c 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    inset 0 -2px 4px rgba(0, 0, 0, 0.18),
    0 4px 14px rgba(0, 0, 0, 0.35);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.35);
  user-select: none;
  -webkit-user-select: none;
}

.founders-cta-ring-btn:active .founders-cta-ring-btn__face {
  transform: translateY(1px) scale(0.98);
  filter: brightness(0.96);
}

/* Skeuomorphic capsule CTA — hero phone view */
.cta-skeuo-pill {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  margin: 0;
  padding: 0;
  border: none;
  border-radius: 999px;
  background: transparent;
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: rgba(255, 255, 255, 0.12);
  -webkit-appearance: none;
  appearance: none;
  min-width: 11.5rem;
  min-height: 52px;
  font: inherit;
  color: inherit;
  flex-shrink: 0;
  pointer-events: auto;
  z-index: 2;
}

.cta-skeuo-pill__face {
  position: relative;
  z-index: 1;
  pointer-events: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  min-height: 48px;
  padding: 0.85rem 2.85rem;
  border-radius: 999px;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.18em;
  line-height: 1.2;
  color: #252a30;
  white-space: nowrap;
  user-select: none;
  -webkit-user-select: none;
  border: 1px solid rgba(255, 255, 255, 0.58);
  background: linear-gradient(
    180deg,
    #fafbfc 0%,
    #e6eaef 14%,
    #ccd3db 42%,
    #aab4bf 68%,
    #8f99a4 88%,
    #7a848e 100%
  );
  box-shadow:
    inset 0 2px 0 rgba(255, 255, 255, 0.92),
    inset 0 -4px 8px rgba(0, 0, 0, 0.24),
    inset 0 0 0 1px rgba(0, 0, 0, 0.06),
    0 1px 0 rgba(255, 255, 255, 0.2),
    0 5px 14px rgba(0, 0, 0, 0.42),
    0 2px 5px rgba(0, 0, 0, 0.28);
  text-shadow: 0 1px 0 rgba(255, 255, 255, 0.45);
  transition:
    transform 0.12s var(--ease-spring),
    box-shadow 0.12s var(--ease-decelerate),
    filter 0.12s var(--ease-decelerate);
}

.cta-skeuo-pill__face::before {
  content: '';
  position: absolute;
  top: 3px;
  left: 10%;
  right: 10%;
  height: 42%;
  border-radius: 999px;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.72) 0%,
    rgba(255, 255, 255, 0.08) 100%
  );
  pointer-events: none;
}

.cta-skeuo-pill__face::after {
  content: '';
  position: absolute;
  bottom: 2px;
  left: 8%;
  right: 8%;
  height: 2px;
  border-radius: 999px;
  background: linear-gradient(
    90deg,
    transparent 0%,
    rgba(0, 0, 0, 0.32) 18%,
    rgba(0, 0, 0, 0.38) 50%,
    rgba(0, 0, 0, 0.32) 82%,
    transparent 100%
  );
  pointer-events: none;
}

.cta-skeuo-pill:active .cta-skeuo-pill__face {
  transform: translateY(2px) scale(0.985);
  filter: brightness(0.97);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.75),
    inset 0 -2px 5px rgba(0, 0, 0, 0.28),
    inset 0 0 0 1px rgba(0, 0, 0, 0.08),
    0 2px 6px rgba(0, 0, 0, 0.35);
}

/* Compact skeuo — navbar phone header */
.cta-skeuo-pill--compact {
  min-width: auto;
  min-height: 40px;
}

.cta-skeuo-pill--compact .cta-skeuo-pill__face {
  min-height: 36px;
  padding: 0.5rem 1.15rem;
  font-size: 0.6875rem;
  letter-spacing: 0.16em;
}

/* Skeuo — mobile nav drawer (same pill as Founders on phone) */
.cta-skeuo-pill--menu {
  min-width: 11.5rem;
  min-height: 52px;
  width: auto;
  max-width: none;
  margin: 0 auto;
  flex-shrink: 0;
}

.cta-skeuo-pill--menu .cta-skeuo-pill__face {
  min-height: 48px;
  padding: 0.9rem 3rem;
  letter-spacing: 0.2em;
}

.cta-shine-ring .btn-enquiry-pill {
  position: relative;
  z-index: 1;
}

.founders-section-cta .btn-enquiry-pill--section {
  min-width: 11rem;
  letter-spacing: 0.16em;
}

@keyframes cta-shine-ring-spin {
  from {
    transform: translateZ(0) rotate(0deg);
  }
  to {
    transform: translateZ(0) rotate(360deg);
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta-shine-ring::before {
    animation: none;
    background: linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.45),
      rgba(200, 208, 216, 0.35),
      rgba(255, 255, 255, 0.5)
    );
  }

  .cta-shine-ring--continuous::before {
    animation: none;
    background: linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.55),
      rgba(160, 168, 178, 0.35)
    );
  }

  .cta-shine-ring--nav-hover::before {
    opacity: 0;
  }

  .cta-shine-ring--nav-hover:hover::before,
  .cta-shine-ring--nav-hover:focus-within::before {
    opacity: 1;
  }

  .nav-cta-shine-wrap::before {
    animation: none;
    background: linear-gradient(
      90deg,
      rgba(255, 255, 255, 0.45),
      rgba(200, 208, 216, 0.35),
      rgba(255, 255, 255, 0.5)
    );
  }

  .nav-cta-shine-wrap:hover::before,
  .nav-cta-shine-wrap:focus-within::before {
    opacity: 0.9;
  }
}

/* Founders CTA — desktop ring / phone skeuo toggled in guerin-responsive.css */
.founders-cta--mobile-only {
  display: none;
}

@media (min-width: 769px) {
  .founders-cta--mobile-only {
    display: none !important;
  }

  .founders-cta--desktop-only {
    display: inline-flex !important;
  }
}

/* Animated Scroll mouse */
.hero-scroll-indicator {
  position: absolute;
  bottom: var(--space-6);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
  z-index: 4;
  pointer-events: none;
  animation: bounceScroll 2s infinite ease-in-out;
}

.scroll-mouse {
  width: 20px;
  height: 32px;
  border: 1.5px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  position: relative;
}

.scroll-wheel {
  width: 3px;
  height: 6px;
  background: var(--accent);
  border-radius: 1.5px;
  position: absolute;
  top: 6px;
  left: 50%;
  transform: translateX(-50%);
  animation: scrollAnim 1.6s infinite ease-in-out;
}

@keyframes scrollAnim {
  0% { transform: translate(-50%, 0); opacity: 0; }
  20% { opacity: 1; }
  60% { transform: translate(-50%, 8px); opacity: 0; }
  100% { opacity: 0; }
}

@keyframes bounceScroll {
  0%, 100% { transform: translate(-50%, 0); }
  50% { transform: translate(-50%, 5px); }
}

.hero-desc-paragraph {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-body);
  margin: 0;
  border-left: 2px solid var(--accent);
  padding-left: var(--space-4);
}

/* Background Controls */
.hero-bg-controls {
  position: absolute;
  bottom: var(--space-8);
  left: var(--space-8);
  display: flex;
  gap: var(--space-2);
  z-index: 100;
}

.bg-control-btn {
  background: rgba(0, 0, 0, 0.6);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  color: var(--color-text-muted);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  padding: var(--space-1) var(--space-3);
  cursor: pointer;
  transition: all var(--duration-fast) var(--ease-decelerate);
}

.bg-control-btn:hover {
  color: var(--color-text);
  border-color: var(--color-border-hover);
}

.bg-control-btn.active {
  color: var(--accent);
  border-color: var(--accent);
  background: rgba(0, 0, 0, 0.9);
  box-shadow: 0 0 8px rgba(63, 169, 245, 0.2);
}

/* ── BADGES & STATUSES ── */
.badge {
  display: inline-flex;
  align-items: center;
  padding: var(--space-1) var(--space-2);
  background: var(--color-surface);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-sm);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.badge-trl {
  border-color: var(--accent);
  color: var(--accent);
}

.status-indicator {
  display: inline-block;
  width: 6px;
  height: 6px;
  background: var(--color-success);
  border-radius: 50%;
  margin-right: var(--space-2);
}

/* ── MONOSPACE VCD TABLE ── */
.vcd-table-container {
  overflow-x: auto;
  margin: var(--space-5) 0;
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-standard);
  background: var(--color-surface);
}

.vcd-table-mono {
  width: 100%;
  border-collapse: collapse;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  text-align: left;
}

.vcd-table-mono th, .vcd-table-mono td {
  padding: var(--space-3) var(--space-4);
  border: var(--border-thin) solid var(--color-border);
}

.vcd-table-mono th {
  background: var(--color-surface-raised);
  color: var(--color-text);
  font-weight: 600;
}

.vcd-table-mono tr:hover {
  background: var(--color-surface-hover);
}

.section-fullscreen {
  min-height: auto;
  height: auto;
  display: block;
  align-items: stretch;
  padding: 0;
  position: relative;
  box-sizing: border-box;
}

/* Desktop only — each nav section = one full screen (phone keeps natural height below) */
@media (min-width: 769px) {
  .site-section.section-fullscreen {
    min-height: 100dvh;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    box-sizing: border-box;
    scroll-margin-top: var(--nav-height);
  }

  .site-section.section-fullscreen .container,
  .site-section.section-fullscreen .section-shell {
    flex: 1 0 auto;
    width: 100%;
  }

  .site-section.section-fullscreen.section-padding {
    padding-top: clamp(2rem, 5vh, 3rem);
    padding-bottom: clamp(2.5rem, 6vh, 4rem);
  }
}

.site-section.section-fullscreen .container,
.site-section.section-fullscreen .section-shell {
  width: 100%;
}

/* Distinct full-page nav sections — pure black, no grid or colour washes */
.site-section.site-section--about,
.site-section.site-section--systems,
.site-section.site-section--products,
.site-section.site-section--patents,
.site-section.site-section--collab-dark,
.site-section.site-section--founders {
  background: #000000;
}

/* ── DESIGN PHILOSOPHY INTERACTIVE PLAYGROUND ── */
.philosophy-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: var(--space-6);
  align-items: stretch;
  width: 100%;
}

@media (max-width: 900px) {
  .philosophy-grid {
    grid-template-columns: 1fr;
  }
}

.physics-sandbox {
  position: relative;
  height: 480px;
  background: rgba(0, 0, 0, 0.4);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-standard);
  overflow: hidden;
  box-shadow: inset 0 0 20px rgba(0, 0, 0, 0.8);
}

.sandbox-floor {
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 10px;
  background: linear-gradient(to top, rgba(63, 169, 245, 0.1), transparent);
  border-top: var(--border-thin) dashed rgba(63, 169, 245, 0.2);
}

.falling-metric-block {
  position: absolute;
  padding: var(--space-2) var(--space-3);
  background: rgba(17, 17, 17, 0.85);
  backdrop-filter: blur(4px);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.08);
  border-radius: var(--radius-standard);
  color: var(--color-text-body);
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  cursor: pointer;
  user-select: none;
  display: flex;
  flex-direction: column;
  gap: var(--space-1);
  box-shadow: var(--shadow-sm);
  transition: border-color var(--duration-fast) var(--ease-decelerate), background-color var(--duration-fast) var(--ease-decelerate);
}

.falling-metric-block:hover {
  border-color: var(--accent);
  background: rgba(17, 17, 17, 0.95);
  color: var(--color-text);
}

.falling-metric-block strong {
  font-family: var(--font-mono);
  color: var(--accent);
  font-size: var(--font-size-sm);
}

/* Flying animation into vault */
@keyframes flyToVault {
  0% {
    transform: translate(0, 0) scale(1) rotate(0deg);
    opacity: 1;
  }
  100% {
    transform: translate(var(--target-x), var(--target-y)) scale(0.4) rotate(360deg);
    opacity: 0;
  }
}

.flying-block {
  animation: flyToVault 600ms cubic-bezier(0.25, 1, 0.5, 1) forwards;
  pointer-events: none;
  z-index: 100;
}

/* Storage Vault Styling */
.storage-vault {
  display: flex;
  flex-direction: column;
  background: rgba(17, 17, 17, 0.3);
  backdrop-filter: blur(8px);
  border: var(--border-thin) solid var(--color-border);
  border-radius: var(--radius-standard);
  padding: var(--space-5);
  gap: var(--space-4);
}

.vault-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: var(--border-thin) solid var(--color-border);
  padding-bottom: var(--space-3);
}

.vault-integrity-bar {
  width: 100%;
  height: 6px;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 3px;
  overflow: hidden;
  position: relative;
}

.vault-integrity-progress {
  height: 100%;
  width: 0%;
  background: linear-gradient(to right, var(--accent), var(--accent-secondary));
  transition: width var(--duration-normal) var(--ease-out-quint);
  box-shadow: 0 0 10px rgba(63, 169, 245, 0.5);
}

.vault-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-2);
  flex-grow: 1;
}

.vault-slot {
  background: rgba(0, 0, 0, 0.4);
  border: var(--border-thin) dashed rgba(255, 255, 255, 0.05);
  border-radius: var(--radius-standard);
  padding: var(--space-3);
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 70px;
  transition: all var(--duration-normal) var(--ease-out-quint);
}

.vault-slot.unlocked {
  background: rgba(63, 169, 245, 0.05);
  border: var(--border-thin) solid rgba(63, 169, 245, 0.2);
}

.vault-slot-title {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
}

.vault-slot-value {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text-subtle);
  margin-top: 2px;
}

.vault-slot.unlocked .vault-slot-value {
  color: var(--color-text);
}

.vault-slot.unlocked .vault-slot-title {
  color: var(--accent);
}


/* ── SPLIT-PANEL CONTACT OVERLAY (static — no slide shift while filling) ── */
.contact-overlay {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal-overlay);
  display: flex;
  visibility: hidden;
  pointer-events: none;
  background: rgba(0, 0, 0, 0.88);
  overflow: hidden;
  height: 100vh;
  height: 100dvh;
  transition: visibility var(--duration-normal) step-end, background-color var(--duration-normal) var(--ease-out-quint);
}

.contact-overlay.is-active {
  visibility: visible;
  pointer-events: auto;
  background-color: #000000;
  z-index: 1100;
  transition: visibility var(--duration-normal) step-start, background-color var(--duration-normal) var(--ease-out-quint);
}

.contact-overlay.is-active::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: linear-gradient(
    125deg,
    #000000 0%,
    #09090b 20%,
    #14161a 38%,
    #22242a 50%,
    #121418 62%,
    #060608 82%,
    #000000 100%
  );
  background-size: 200% 200%;
  animation: contact-overlay-drift 42s ease-in-out infinite;
}

.contact-overlay.is-active .contact-slide {
  background: transparent;
  z-index: 1;
}

.contact-overlay.is-active .contact-slide::before,
.contact-overlay.is-active .contact-slide::after {
  display: none;
}

@keyframes contact-overlay-drift {
  0%,
  100% {
    background-position: 0% 50%;
  }
  50% {
    background-position: 100% 50%;
  }
}

.contact-overlay.contact-overlay--success.is-active::before {
  animation-play-state: paused;
}

.contact-overlay .form-control {
  background:
    linear-gradient(#0a0a0c, #0a0a0c) padding-box,
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.16) 0%,
      rgba(63, 169, 245, 0.22) 42%,
      rgba(180, 188, 198, 0.14) 100%
    ) border-box;
  border: 1px solid transparent;
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
}

.contact-overlay .form-control:focus {
  border-color: transparent;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.06),
    0 0 0 1px rgba(200, 206, 214, 0.35);
  background:
    linear-gradient(#0d0e12, #0d0e12) padding-box,
    linear-gradient(
      135deg,
      rgba(255, 255, 255, 0.28) 0%,
      rgba(63, 169, 245, 0.38) 45%,
      rgba(220, 226, 234, 0.22) 100%
    ) border-box;
}

.contact-overlay .form-control::placeholder {
  color: rgba(255, 255, 255, 0.35);
}

/* Chrome/Edge autofill paints a light blue fill — keep dark CTA fields consistent */
.contact-overlay .form-control:-webkit-autofill,
.contact-overlay .form-control:-webkit-autofill:hover,
.contact-overlay .form-control:-webkit-autofill:focus,
.contact-overlay .form-control:-webkit-autofill:active {
  -webkit-text-fill-color: #f2f4f7 !important;
  caret-color: #f2f4f7;
  box-shadow: inset 0 0 0 1000px #0a0a0c !important;
  transition: background-color 99999s ease-out 0s;
  border: 1px solid transparent;
}

.contact-overlay textarea.form-control {
  scrollbar-width: thin;
  scrollbar-color: rgba(110, 118, 128, 0.5) rgba(0, 0, 0, 0.35);
}

.contact-overlay textarea.form-control::-webkit-scrollbar {
  width: 5px;
}

.contact-overlay textarea.form-control::-webkit-scrollbar-track {
  background: rgba(0, 0, 0, 0.35);
  border-radius: 4px;
}

.contact-overlay textarea.form-control::-webkit-scrollbar-thumb {
  background: rgba(120, 128, 138, 0.5);
  border-radius: 4px;
}

.contact-slide {
  width: 50%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-8);
  position: relative;
  overflow: hidden;
  overscroll-behavior: contain;
  -webkit-overflow-scrolling: touch;
  transform: none;
  isolation: isolate;
  background: #030304;
}

.contact-slide::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: 0;
  background: linear-gradient(
    132deg,
    #000000 0%,
    #08080a 16%,
    #121418 30%,
    #2a2c32 42%,
    #1a1a1e 52%,
    #0c0c10 68%,
    #040406 84%,
    #000000 100%
  );
  background-size: 320% 320%;
  animation: contact-silver-drift 28s ease-in-out infinite;
}

.contact-slide::after {
  content: "";
  position: absolute;
  inset: -55%;
  z-index: 0;
  opacity: 0.38;
  background: conic-gradient(
    from 235deg at 50% 48%,
    transparent 0deg,
    rgba(180, 188, 198, 0.06) 32deg,
    rgba(220, 226, 234, 0.12) 44deg,
    rgba(120, 126, 136, 0.07) 56deg,
    transparent 74deg
  );
  animation: contact-silver-sweep 20s linear infinite;
  pointer-events: none;
}

.contact-slide > * {
  position: relative;
  z-index: 1;
}

@keyframes contact-silver-drift {
  0%,
  100% {
    background-position: 0% 40%;
  }
  50% {
    background-position: 100% 60%;
  }
}

@keyframes contact-silver-sweep {
  to {
    transform: rotate(360deg);
  }
}

.contact-slide-left {
  border-right: none;
  transform: translateX(-100%);
  transition: transform var(--duration-normal) var(--ease-out-quint);
}

.contact-slide-right {
  border-left: none;
  transform: translateX(100%);
  transition: transform var(--duration-normal) var(--ease-out-quint);
}

.contact-overlay.is-active .contact-slide-left {
  transform: translateX(0);
}

.contact-overlay.is-active .contact-slide-right {
  transform: translateX(0);
}

.slide-content {
  width: 100%;
  max-width: 22.5rem;
  opacity: 0;
  transform: none;
  transition: opacity var(--duration-normal) var(--ease-out-quint);
  transition-delay: 0.05s;
}

.contact-overlay .form-required {
  color: #e85c5c;
  font-weight: 700;
  margin-left: 0.1em;
}

.contact-overlay .form-optional {
  color: var(--color-text-subtle);
  font-weight: 400;
  text-transform: none;
  letter-spacing: 0;
  font-size: 0.85em;
}

.contact-form-panel {
  max-width: 22.5rem;
}

.contact-query-panel {
  max-width: 21rem;
  padding: 0;
  border: none;
  background: transparent;
  box-shadow: none;
}

@media (min-width: 769px) {
  .contact-query-panel {
    padding: 0;
    border: none;
    border-radius: 0;
    background: transparent;
    box-shadow: none;
  }

  .contact-engineering-panel {
    margin-bottom: var(--space-4);
  }

  .contact-engineering-lead,
  .contact-engineering-list {
    font-size: var(--font-size-xs);
    margin-bottom: var(--space-3);
  }

  .contact-form-headline {
    margin-bottom: var(--space-2);
  }

  #rfq-form-content-overlay {
    width: 100%;
  }

  .contact-submit-btn {
    width: 100%;
    margin-left: auto;
    margin-right: auto;
  }
}

.contact-overlay.is-active .slide-content {
  opacity: 1;
}

/* Close Button styling */
.overlay-close-btn {
  position: fixed;
  top: max(var(--space-4), env(safe-area-inset-top, 0px));
  right: max(var(--space-4), env(safe-area-inset-right, 0px));
  z-index: 1110;
}

.overlay-close-btn--plain.btn-close {
  width: 44px;
  height: 44px;
  border: none;
  border-radius: 0;
  background: transparent;
  color: #e25656;
  box-shadow: none;
}

.overlay-close-btn--plain.btn-close:hover {
  background: transparent;
  border: none;
  color: #ff7070;
  transform: none;
}

.overlay-close-btn--plain.btn-close:active {
  transform: scale(0.92);
}

.contact-overlay.contact-overlay--success .contact-slide-left {
  display: none;
}

.contact-overlay.contact-overlay--success .contact-slide-right {
  width: 100%;
  border-left: none;
}

@media (min-width: 769px) {
  .contact-overlay {
    overflow: hidden;
  }

  .contact-slide {
    overflow: hidden;
    scrollbar-width: none;
  }

  .contact-slide::-webkit-scrollbar {
    display: none;
    width: 0;
    height: 0;
  }

  .contact-slide-left {
    justify-content: flex-start;
    align-items: center;
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
    padding-left: 2cm;
  }

  .contact-slide-left .slide-content {
    max-height: calc(100dvh - 5rem);
    margin: auto 0;
    overflow: hidden;
  }

  .contact-slide-right {
    justify-content: flex-end;
    align-items: center;
    padding-top: var(--space-8);
    padding-bottom: var(--space-8);
    padding-right: 2cm;
  }

  .contact-slide-right .contact-query-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    max-width: 21rem;
    margin: auto 0 auto auto;
    max-height: calc(100dvh - 6rem);
    min-height: 0;
    overflow: visible;
  }

  #rfq-form-content-overlay {
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 0 1 auto;
    min-height: 0;
    width: 100%;
  }

  #rfq-message-overlay {
    min-height: 9rem;
    max-height: min(32vh, 16rem);
    overflow-y: auto;
    resize: none;
    box-sizing: border-box;
  }
}

/* ── PHONE / TABLET OVERLAY (single integrated CTA form, scroll if needed) ── */
@media (max-width: 900px) {
  .contact-overlay {
    flex-direction: column;
    overflow-x: hidden;
    overflow-y: auto;
    -webkit-overflow-scrolling: touch;
    overscroll-behavior: contain;
    display: flex;
    height: 100dvh;
    max-height: 100dvh;
    min-height: 0;
  }

  .contact-overlay.is-active::before {
    animation: contact-overlay-drift 42s ease-in-out infinite;
    background: linear-gradient(
      125deg,
      #000000 0%,
      #09090b 20%,
      #14161a 38%,
      #22242a 50%,
      #121418 62%,
      #060608 82%,
      #000000 100%
    );
    background-size: 200% 200%;
  }

  .contact-overlay.contact-overlay--success {
    overflow: hidden;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
    height: 100dvh;
    max-height: 100dvh;
    min-height: 0;
  }

  .contact-overlay.contact-overlay--success .contact-slide-right.contact-slide-enquiry {
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
    margin-top: 0;
    border-top: none;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: stretch;
    padding-top: calc(52px + var(--space-3));
    padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom, 0px));
    box-sizing: border-box;
  }

  .contact-overlay.contact-overlay--success .contact-query-panel {
    display: flex;
    flex-direction: column;
    justify-content: center;
    flex: 1 1 auto;
    min-height: 0;
  }

  .contact-overlay.contact-overlay--success .rfq-success-panel {
    min-height: auto;
    flex: 0 0 auto;
    width: 100%;
    padding: var(--space-4) var(--space-2) var(--space-6);
    box-sizing: border-box;
  }
  
  .contact-slide {
    width: 100% !important;
    height: auto !important;
    flex: 0 0 auto;
    min-height: 0;
    padding: var(--space-2) var(--fluid-gutter);
    box-sizing: border-box;
    display: block;
    overflow: visible;
    transform: none !important;
    transition: none !important;
    border: none !important;
  }
  
  .contact-slide-left {
    padding-top: calc(52px + var(--space-2));
    padding-bottom: 0;
    border-right: none !important;
    border-bottom: none !important;
    transform: none !important;
    transition: none !important;
  }
  
  .contact-slide-right.contact-slide-enquiry {
    flex: none;
    min-height: auto;
    border-left: none !important;
    border-top: none !important;
    margin-top: 0;
    padding-top: var(--space-2);
    padding-bottom: calc(var(--space-6) + env(safe-area-inset-bottom, 0px));
    transform: none !important;
    transition: none !important;
  }

  .contact-slide-right .slide-content,
  .contact-query-panel,
  .contact-form-panel,
  .slide-content {
    display: block;
    max-width: 100%;
    width: 100%;
    min-height: 0;
    opacity: 1;
    padding: 0;
  }

  #rfq-form-content-overlay {
    display: block;
    width: 100%;
  }

  #rfq-form-content-overlay .contact-submit-btn {
    margin-top: var(--space-4);
    width: 100%;
    min-height: 48px;
    touch-action: manipulation;
    -webkit-tap-highlight-color: transparent;
    position: relative;
    z-index: 2;
  }

  .contact-overlay .form-group {
    margin-bottom: var(--space-2);
  }

  .contact-overlay .form-group label {
    margin-bottom: 0.15rem;
    font-size: 0.625rem;
  }

  .contact-overlay .form-control {
    padding: 0.5rem 0.65rem;
    font-size: var(--font-size-sm);
    min-height: 2.5rem;
  }

  .contact-form-fields .form-group + .form-group {
    margin-top: var(--space-2);
  }

  .contact-form-headline--compact {
    margin-bottom: var(--space-2);
    font-size: var(--font-size-base);
  }

  .form-footnote {
    margin-bottom: var(--space-2);
    font-size: 0.5625rem;
    line-height: 1.35;
  }

  .contact-overlay.contact-overlay--success .contact-slide-left {
    display: none;
  }

  #rfq-message-overlay {
    min-height: 7rem;
    max-height: 12rem;
    height: auto;
    overflow-y: auto;
    resize: none;
    width: 100%;
    box-sizing: border-box;
    -webkit-overflow-scrolling: touch;
  }

  .overlay-close-btn {
    top: max(var(--space-2), env(safe-area-inset-top, 0px));
    right: max(var(--space-2), env(safe-area-inset-right, 0px));
    background: transparent;
    backdrop-filter: none;
    -webkit-backdrop-filter: none;
  }
}

@media (max-width: 900px) and (max-height: 700px) {
  .contact-slide-left {
    padding-top: calc(48px + 2px);
  }

  .contact-overlay .form-control {
    min-height: 2.25rem;
    padding: 0.4rem 0.55rem;
  }

  #rfq-message-overlay {
    min-height: 5.5rem;
    max-height: 8.5rem;
  }
}


/* ── ABOUT — heading top-left, copy in the vertical middle, Earth open right ── */
#about.about-stage {
  position: relative;
  overflow: hidden;
  isolation: isolate;
  background: #000000;
  z-index: 2;
  width: 100%;
  max-width: 100%;
  height: 100dvh;
  height: 100svh;
  min-height: 100dvh;
  min-height: 100svh;
  max-height: 100dvh;
  max-height: 100svh;
  padding: 0 !important;
  margin: 0;
  box-sizing: border-box;
  scroll-margin-top: 0;
  display: block;
}

#about.site-section.section-fullscreen,
#about.about-stage.site-section {
  background: #000000;
}

.about-bg-image {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  max-width: none;
  object-fit: cover;
  object-position: 100% 28%;
  z-index: 0;
  pointer-events: none;
  display: block;
}

.about-bg-scrim {
  position: absolute;
  inset: 0;
  z-index: 1;
  pointer-events: none;
  background:
    linear-gradient(
      90deg,
      rgba(0, 0, 0, 0.84) 0%,
      rgba(0, 0, 0, 0.7) 24%,
      rgba(0, 0, 0, 0.38) 46%,
      rgba(0, 0, 0, 0.1) 70%,
      rgba(0, 0, 0, 0.04) 100%
    ),
    linear-gradient(
      180deg,
      rgba(0, 0, 0, 0.28) 0%,
      rgba(0, 0, 0, 0.08) 40%,
      rgba(0, 0, 0, 0.16) 100%
    );
}

.about-stage__frame {
  position: relative;
  z-index: 2;
  height: 100%;
  width: 100%;
  max-width: 100%;
  overflow: hidden;
  box-sizing: border-box;
}

.about-stage__eyebrow {
  position: absolute;
  top: calc(var(--nav-height) + 0.85rem);
  left: clamp(1.5rem, 5vw, 3.5rem);
  margin: 0;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(1.75rem, 3.2vw, 2.5rem);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: #ffffff;
  text-align: left;
  text-shadow: 0 1px 16px rgba(0, 0, 0, 0.75);
  line-height: 1.1;
  z-index: 3;
}

.about-stage__copy {
  position: absolute;
  left: clamp(1.5rem, 5vw, 3.5rem);
  top: calc(var(--nav-height) + 0.85rem + 3.25rem);
  transform: none;
  width: min(36rem, 52%);
  max-width: calc(100% - 3rem);
  text-align: left;
}

.about-stage__copy p {
  margin: 0 0 0.65rem;
  font-size: clamp(0.9rem, 1.2vw, 1.05rem);
  line-height: 1.55;
  color: #e8eaee;
  text-align: left;
  text-shadow: 0 1px 14px rgba(0, 0, 0, 0.85);
}

.about-stage__copy p:last-child {
  margin-bottom: 0;
}

@media (max-width: 1023px) {
  #about.about-stage {
    height: auto;
    max-height: none;
    min-height: 100dvh;
  }

  .about-stage__frame {
    height: auto;
    min-height: 100dvh;
    padding:
      calc(var(--nav-height) + 0.65rem)
      clamp(1.25rem, 5vw, 2.5rem)
      2.25rem;
  }

  .about-stage__eyebrow {
    position: relative;
    top: auto;
    left: auto;
    margin-bottom: 1.5rem;
  }

  .about-stage__copy {
    position: relative;
    left: auto;
    top: auto;
    transform: none;
    width: 100%;
    max-width: 36rem;
    margin-left: 0;
    margin-right: auto;
    text-align: left;
  }
}

/* Quiet ice-blue gradient wash — Systems through footer, never Home or About */
.tech-atmosphere {
  position: relative;
  isolation: isolate;
  overflow: hidden;
}

.tech-atmosphere::before {
  content: "";
  position: absolute;
  inset: -28%;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(ellipse 72% 52% at 16% 6%, rgba(63, 169, 245, 0.1), transparent 58%),
    radial-gradient(ellipse 54% 48% at 94% 92%, rgba(31, 66, 110, 0.16), transparent 54%),
    linear-gradient(
      118deg,
      transparent 38%,
      rgba(255, 255, 255, 0.035) 50%,
      transparent 62%
    );
  animation: tech-atmosphere-shift 36s ease-in-out infinite alternate;
}

.tech-atmosphere > .container,
.tech-atmosphere > .section-shell {
  position: relative;
  z-index: 1;
}

.tech-atmosphere--light::before {
  background:
    radial-gradient(ellipse 80% 50% at 8% 0%, rgba(63, 169, 245, 0.07), transparent 56%),
    radial-gradient(ellipse 55% 40% at 100% 100%, rgba(15, 35, 61, 0.05), transparent 50%),
    linear-gradient(
      118deg,
      transparent 40%,
      rgba(63, 169, 245, 0.04) 50%,
      transparent 60%
    );
}

@keyframes tech-atmosphere-shift {
  0% { transform: translate3d(-5%, -3%, 0); }
  100% { transform: translate3d(6%, 5%, 0); }
}

@media (prefers-reduced-motion: reduce) {
  .tech-atmosphere::before {
    animation: none;
  }
}

#about-stars-canvas {
  position: fixed;
  inset: 0;
  width: auto;
  height: auto;
  z-index: 2;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.5s ease;
}

/* Nav: full-bleed bar — sections keep the narrower content column */
footer .container {
  max-width: var(--site-layout-max);
}

/* ── PRODUCT CAROUSEL / FLUID 4-GRID (desktop) ── */
.product-carousel-container {
  position: relative;
  width: 100%;
  max-width: 100%;
  padding: 0;
  box-sizing: border-box;
  --product-visible-slides: 1;
}

@media (min-width: 481px) and (max-width: 768px) {
  .product-carousel-container {
    --product-visible-slides: 1;
  }
}

@media (min-width: 769px) and (max-width: 1024px) {
  .product-carousel-container {
    --product-visible-slides: 2;
    padding: 0 clamp(0.5rem, 2vw, 1.5rem);
  }
}

@media (min-width: 1025px) {
  .product-carousel-container {
    --product-visible-slides: 4;
    padding: 0;
  }

  .product-carousel-container.is-static-grid .carousel-arrow {
    display: none;
  }

  .product-carousel-container.is-static-grid .product-carousel-track-wrapper {
    overflow: visible;
  }

  .product-carousel-container.is-static-grid .product-carousel-track {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(0.65rem, 1.2vw, 1rem);
    transform: none !important;
    width: 100%;
    max-width: 58rem;
    margin-inline: auto;
    will-change: auto;
    align-items: stretch;
  }

  .product-carousel-container.is-static-grid .product-slide {
    flex: none;
    max-width: none;
    width: 100%;
    height: 100%;
    padding: clamp(0.5rem, 0.9vw, 0.75rem);
  }

  .product-carousel-container.is-static-grid .carousel-hint--in-card,
  .product-carousel-container.is-static-grid .product-nav-in-slide {
    display: none !important;
  }

  .product-carousel-container.is-static-grid .product-image-container {
    border: none;
    background: transparent;
    padding: 0.15rem 0;
    min-height: 0;
    margin-bottom: 0.35rem;
    flex-direction: column;
    align-items: stretch;
    justify-content: center;
  }

  .product-carousel-container.is-static-grid .product-image-container img {
    margin-inline: auto;
    width: 100%;
    height: clamp(5.75rem, 13.5vh, 8.75rem);
    object-fit: contain;
    object-position: center;
  }

  /* Products: fit all 4 cards in one viewport */
  #products.section-fullscreen.section-padding {
    padding-top: clamp(1rem, 2.2vh, 1.75rem);
    padding-bottom: clamp(1rem, 2.2vh, 1.75rem);
  }

  #products .section-title-block--uniform {
    margin-bottom: clamp(0.35rem, 1vh, 0.75rem);
  }

  #products .section-body-copy {
    margin-bottom: clamp(0.35rem, 1vh, 0.75rem);
    max-width: 46rem;
  }

  #products .section-lead--products {
    font-size: clamp(0.75rem, 1.05vw, 0.875rem);
    line-height: 1.45;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow: hidden;
  }

  #products .product-slide-title--in-box {
    font-size: clamp(0.85rem, 1.2vw, 1.05rem);
    margin-top: 0.25rem;
    min-height: 0;
  }

  #products .product-slide-description--short {
    font-size: 0.6875rem;
    line-height: 1.4;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 2;
    line-clamp: 2;
    overflow: hidden;
  }

  #products .product-brief-card {
    margin-top: 0.45rem;
    margin-bottom: 0;
    padding: 0.4rem 0.55rem 0.4rem 0.65rem;
    min-height: 40px;
    gap: 0.5rem;
  }

  #products .product-brief-card .spec-dl-btn {
    width: 34px;
    height: 34px;
    min-width: 34px;
    min-height: 34px;
  }

  #products .product-brief-card__label {
    font-size: 0.5625rem;
    letter-spacing: 0.06em;
  }

  /* Founders: clear the nav — heading sits a bit lower */
  #founders.section-fullscreen.section-padding {
    padding-top: calc(var(--nav-height) + clamp(1.25rem, 3.5vh, 2.25rem));
    padding-bottom: clamp(1rem, 2.2vh, 1.75rem);
  }

  #founders .section-title-block--uniform {
    margin-top: clamp(0.35rem, 1.2vh, 0.75rem);
    margin-bottom: 0;
  }

  #founders .section-body-copy {
    margin-bottom: 0;
  }

  #founders .founders-grid {
    gap: clamp(1.1rem, 2.2vw, 1.75rem);
    max-width: min(58rem, 100%);
    width: 100%;
    margin-inline: auto;
  }

  #founders .founder-card__media {
    aspect-ratio: 4 / 3;
    min-height: 0;
    max-height: min(38vh, 22rem);
    height: auto;
  }

  #founders .founder-card__body {
    padding: clamp(0.55rem, 1.2vh, 0.9rem) clamp(0.75rem, 1.4vw, 1.1rem) clamp(0.65rem, 1.2vh, 0.95rem);
  }

  #founders .founder-card__name {
    font-size: clamp(0.95rem, 1.1vw, 1.1rem);
  }

  #founders .founder-card__bio {
    font-size: 0.75rem;
    line-height: 1.45;
    margin-top: 0.4rem;
    display: -webkit-box;
    -webkit-box-orient: vertical;
    -webkit-line-clamp: 3;
    line-clamp: 3;
    overflow: hidden;
  }

  #founders .founder-card__credentials {
    margin-top: 0.4rem;
    font-size: 0.625rem;
  }

  #founders .founder-cta-link {
    margin-top: 0.5rem;
    font-size: 0.625rem;
  }

  #founders .founders-section-cta {
    margin-top: 0;
    padding-top: 0;
    padding-bottom: 0;
    min-height: 0;
  }

  .product-carousel-container.is-static-grid .product-slide-title--in-box {
    margin-top: var(--space-2);
    margin-bottom: 0;
    min-height: auto;
    text-align: center;
  }

  .product-carousel-container.is-static-grid .product-slide {
    text-align: center;
  }

  .product-carousel-container.is-static-grid .product-slide-description--short {
    display: block;
    margin: 0;
    min-height: auto;
    font-size: var(--font-size-xs);
    line-height: 1.55;
    text-align: justify;
    text-align-last: left;
  }

  #products .section-title-block--uniform {
    margin-left: 0;
    margin-right: auto;
    text-align: left;
  }

  #products .section-body-copy {
    margin-left: 0;
    margin-right: auto;
    text-align: left;
    max-width: 52rem;
  }

  #products .section-lead--products {
    -webkit-line-clamp: unset;
    line-clamp: unset;
    display: block;
    overflow: visible;
    max-width: 52rem;
    margin-left: 0;
    margin-right: auto;
    text-align: justify;
    text-align-last: left;
  }

  /* About — copy stays in the open left column */
  #about .about-stage__copy {
    width: min(42rem, 46%);
  }

  /* Collaboration — left heading/intro, centered marquee */
  #collaborations .section-title-block--uniform {
    margin-left: 0;
    margin-right: auto;
    text-align: left;
    width: 100%;
  }

  #collaborations .section-body-copy--collab {
    margin-left: 0;
    margin-right: auto;
    text-align: left;
    max-width: 52rem;
    width: 100%;
  }

  #collaborations .section-body-copy--collab .section-lead,
  #collaborations .section-body-copy--collab .section-lead--secondary {
    text-align: left;
    margin-left: 0;
    margin-right: auto;
    max-width: 52rem;
  }

  #collaborations .collab-stage {
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 100%;
    margin-inline: auto;
  }

  #collaborations .collab-marquee {
    margin-inline: auto;
  }
}

@media (min-width: 1920px) {
  .product-carousel-container.is-static-grid .product-carousel-track {
    gap: clamp(0.75rem, 1.2vw, 1.25rem);
  }

  .product-carousel-container.is-static-grid .product-image-container img {
    height: clamp(6.5rem, 14vh, 9.5rem);
  }
}

.product-carousel-track-wrapper {
  width: 100%;
  overflow: hidden;
}

.product-carousel-track {
  display: flex;
  align-items: stretch;
  transition: transform var(--duration-deliberate) var(--ease-out-quint);
}

.product-slide {
  position: relative;
  flex: 0 0 calc(100% / var(--product-visible-slides));
  max-width: calc(100% / var(--product-visible-slides));
  padding: clamp(0.85rem, 1.6vw, 1.15rem);
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  text-align: left;
  overflow: hidden;
  isolation: isolate;
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  background: #000000;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
  transition:
    border-color 0.25s ease,
    transform 0.25s ease,
    box-shadow 0.25s ease;
}

.product-slide::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: linear-gradient(90deg, #3FA9F5 0%, #5ee0ff 42%, transparent 88%);
  box-shadow: 0 0 12px rgba(63, 169, 245, 0.65);
  pointer-events: none;
  z-index: 3;
}

.product-slide:hover,
.product-slide:focus-within {
  border-color: rgba(94, 224, 255, 0.55);
  transform: translateY(-3px);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.5),
    0 0 28px rgba(63, 169, 245, 0.22);
}

.product-slide__inner {
  display: flex;
  flex-direction: column;
  height: 100%;
  min-height: 100%;
}

.product-image-container {
  position: relative;
  width: 100%;
  height: auto;
  min-height: clamp(10rem, 22vw, 14rem);
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: stretch;
  margin-bottom: var(--space-2);
  overflow: hidden;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  padding: var(--space-2) 0;
  box-sizing: border-box;
}

.product-slide-title--in-box {
  margin-top: var(--space-2);
  margin-bottom: 0;
  flex-shrink: 0;
}

.product-slide-description--short {
  display: block;
  margin: 0;
  flex: 0 0 auto;
}

.product-dl-row {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 0.75rem;
  flex-wrap: wrap;
  width: 100%;
  margin: var(--space-3) 0 var(--space-1);
}

.product-dl-label {
  display: none;
  font-family: var(--font-mono);
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(235, 238, 242, 0.78);
  animation: product-dl-label-pulse 2.2s ease-in-out infinite;
}

.product-brief-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: space-between;
  flex-wrap: nowrap;
  gap: 0.75rem;
  width: 100%;
  margin-top: auto;
  margin-bottom: 0;
  padding: 0.85rem 0 0.15rem;
  text-decoration: none;
  color: rgba(235, 238, 242, 0.92);
  border: none;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 0;
  background: transparent;
  transition: color 0.2s ease;
  min-height: 48px;
  box-sizing: border-box;
}

.product-brief-card:hover,
.product-brief-card:focus-visible {
  border-color: rgba(94, 224, 255, 0.35);
  color: #ffffff;
  outline: none;
  transform: none;
}

.product-brief-card .spec-dl-btn {
  pointer-events: none;
  margin: 0;
  margin-inline: 0;
  flex-shrink: 0;
}

.product-brief-card__label {
  font-size: 0.6875rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  font-family: var(--font-mono);
  text-align: left;
  color: rgba(220, 228, 236, 0.88);
  flex: 1 1 auto;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

@keyframes product-dl-label-pulse {
  0%, 100% { opacity: 0.55; }
  50% { opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .product-dl-label {
    animation: none;
    opacity: 0.85;
  }
}

.product-below-media {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  width: 100%;
  margin-bottom: var(--space-2);
  min-height: 44px;
}

.product-below-media .product-nav-in-slide,
.product-below-media .patent-nav-in-slide {
  flex: 1 1 auto;
  margin: 0;
}

.product-below-media--patent {
  padding: 0 var(--space-3);
}

.spec-dl-btn {
  position: relative;
  flex: 0 0 auto;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  min-width: 44px;
  min-height: 44px;
  margin-inline: auto;
  color: #4ade80;
  text-decoration: none;
  border-radius: 50%;
  border: 1px solid rgba(74, 222, 128, 0.45);
  background: rgba(8, 20, 14, 0.65);
  isolation: isolate;
  z-index: 3;
}

.spec-dl-btn__icon {
  position: relative;
  z-index: 2;
  display: block;
}

.spec-dl-btn__glow {
  position: absolute;
  inset: 4px;
  border-radius: 50%;
  background: rgba(74, 222, 128, 0.35);
  z-index: 1;
  pointer-events: none;
  animation: spec-dl-blink 1.4s ease-in-out infinite;
}

.spec-dl-btn:hover,
.spec-dl-btn:focus-visible {
  color: #86efac;
  border-color: rgba(134, 239, 172, 0.85);
  outline: none;
}

.spec-dl-btn:active,
.spec-dl-btn.is-tap-pulse {
  color: #bbf7d0;
  border-color: rgba(134, 239, 172, 1);
  box-shadow: 0 0 0 3px rgba(74, 222, 128, 0.28);
}

.spec-dl-btn.is-tap-pulse .spec-dl-btn__glow {
  animation: spec-dl-tap 0.55s ease-out 1;
}

@keyframes spec-dl-tap {
  0% { opacity: 0.35; transform: scale(0.9); }
  40% { opacity: 1; transform: scale(1.35); }
  100% { opacity: 0.45; transform: scale(1); }
}

.spec-dl-btn:focus-visible {
  box-shadow: 0 0 0 2px rgba(74, 222, 128, 0.35);
}

@keyframes spec-dl-blink {
  0%, 100% {
    opacity: 0.25;
    transform: scale(0.85);
  }
  50% {
    opacity: 1;
    transform: scale(1.15);
  }
}

@media (prefers-reduced-motion: reduce) {
  .spec-dl-btn__glow {
    animation: none;
    opacity: 0.55;
  }
}

.product-carousel-container.is-static-grid .product-dl-row,
.product-carousel-container.is-static-grid .product-brief-card {
  justify-content: flex-end;
}

.mission-telemetry {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 0.625rem;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(200, 210, 220, 0.72);
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
}

.mission-telemetry__label {
  color: rgba(63, 169, 245, 0.85);
}

.mission-telemetry__readout {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.mission-telemetry__value {
  color: rgba(240, 242, 245, 0.95);
  font-variant-numeric: tabular-nums;
}

.mission-telemetry__sep {
  opacity: 0.45;
}

#hero-bg-video {
  transform-origin: center center;
}

@media (prefers-reduced-motion: no-preference) {
  [data-reveal-item] {
    opacity: 0;
    transform: translateY(1rem);
    transition:
      opacity 0.5s var(--ease-decelerate),
      transform 0.5s var(--ease-decelerate);
    transition-delay: calc(var(--reveal-i, 0) * 0.1s);
  }

  #collaborations .section-title-block[data-reveal-item] {
    transform: translateY(1.15rem);
  }

  #collaborations .collab-logo-stack {
    opacity: 0.92;
    transition: opacity 0.45s ease 0.08s;
  }

  #collaborations.is-section-visible .collab-logo-stack {
    opacity: 1;
  }

  #systems [data-reveal-item] {
    opacity: 1 !important;
    transform: none !important;
  }

  #founders [data-reveal-item] {
    transform: translateY(1.25rem);
  }

  #founders .section-title-block[data-reveal-item] {
    transform: translateY(1.25rem);
    transition-duration: 0.4s;
  }

  #founders .section-body-copy[data-reveal-item] {
    transition-delay: 0.1s;
  }

  #founders .founder-unit[data-reveal-item] {
    transform: translateY(1.875rem);
    transition-duration: 0.5s;
  }

  #founders .founder-unit[data-reveal-item][style*="--reveal-i: 3"] {
    transition-delay: 0.25s;
  }

  .is-section-visible [data-reveal-item],
  .is-reveal-visible[data-reveal-item] {
    opacity: 1;
    transform: translateY(0);
  }
}

.product-image-container img {
  height: clamp(9rem, 20vw, 12rem);
  width: 100%;
  max-width: 100%;
  object-fit: contain;
  object-position: center center;
  margin-inline: auto;
  filter: drop-shadow(0 12px 24px rgba(0, 0, 0, 0.65));
  z-index: 2;
  transform: translateY(0);
  transition: transform var(--duration-slow) var(--ease-out-quint);
}

.product-image-container[data-product-drawer] {
  cursor: pointer;
}

.product-slide:hover .product-image-container img {
  transform: translateY(-10px) scale(1.04);
}

.product-image-container::before {
  display: none;
}

@keyframes floatGlow {
  0% {
    transform: translate(-50%, -50%) scale(0.95);
    opacity: 0.8;
  }
  100% {
    transform: translate(-50%, -50%) scale(1.1);
    opacity: 1;
  }
}

.product-slide-title {
  font-family: var(--font-display);
  font-size: var(--font-size-xl);
  font-weight: 700;
  color: var(--color-text);
  margin-top: 0;
  margin-bottom: var(--space-3);
  line-height: 1.2;
  min-height: 2.5rem;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  cursor: pointer;
}

.product-slide-description {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  color: var(--color-text-body);
  margin-top: 0;
  margin-bottom: 0;
  line-height: 1.6;
  min-height: 0;
  flex: 1;
}

.product-specs-inline {
  margin-top: var(--space-3);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.product-specs-row {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 0.35rem 1rem;
  margin: 0;
  line-height: 1.45;
}

.product-specs-row span {
  white-space: nowrap;
  flex: 0 1 auto;
}

.product-slide__cta {
  display: none !important;
}

.product-slide__cta:hover {
  color: #ffffff;
}

.product-media-frame,
.patent-media-frame {
  display: grid;
  grid-template-columns: auto minmax(0, 1fr) auto;
  align-items: center;
  gap: clamp(0.25rem, 1.5vw, 0.5rem);
  width: 100%;
}

.product-media-frame {
  margin-bottom: var(--space-1);
}

.patent-media-frame {
  border-bottom: var(--border-thin) solid var(--color-border);
  background: var(--color-neutral-dark);
}

.patent-media-frame .patent-feature-card__media {
  border-bottom: none;
}

.patent-media-frame .carousel-arrow,
.product-media-frame .carousel-arrow {
  position: static;
  top: auto;
  left: auto;
  right: auto;
  transform: none;
  flex-shrink: 0;
  align-self: center;
  width: auto;
  height: auto;
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-1);
  border: none;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
}

@media (min-width: 769px) {
  .patent-media-frame .carousel-arrow,
  .product-media-frame .carousel-arrow {
    display: none;
  }
}

.product-specs-inline span {
  display: inline;
}

.carousel-arrow {
  position: absolute;
  top: 42%;
  transform: translateY(-50%);
  background: rgba(8, 10, 14, 0.65);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 50%;
  color: var(--color-text-muted);
  width: 48px;
  height: 48px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  transition: all var(--duration-fast) var(--ease-out-quint);
}

.carousel-arrow:hover:not(:disabled) {
  background: rgba(255, 255, 255, 0.08);
  border-color: var(--color-border-hover);
  color: var(--color-text);
  transform: translateY(-50%) scale(1.08);
}

.carousel-arrow:active:not(:disabled) {
  transform: translateY(-50%) scale(0.92);
}

.carousel-arrow:disabled {
  opacity: 0.15;
  cursor: not-allowed;
}

.carousel-arrow.arrow-left {
  left: 0;
}

.carousel-arrow.arrow-right {
  right: 0;
}

/* Silver swipe arrows — no circle, blink hint on mobile */
.carousel-hint {
  display: none;
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(200, 206, 214, 0.75);
  text-align: center;
  margin: 0;
}

.carousel-nav {
  display: none;
  align-items: center;
  justify-content: center;
  gap: clamp(2rem, 8vw, 3.5rem);
}

.carousel-nav--silver .swipe-arrow {
  position: static;
  top: auto;
  left: auto;
  right: auto;
  transform: none;
  width: auto;
  height: auto;
  min-width: 44px;
  min-height: 44px;
  padding: var(--space-2);
  border: none;
  border-radius: 0;
  background: transparent;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  color: transparent;
}

.carousel-nav--silver .swipe-arrow svg {
  stroke: url(#carousel-silver-stroke);
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.5));
}

.carousel-nav--silver .swipe-arrow.arrow-left svg {
  animation: swipe-blink-left 1.4s ease-in-out infinite;
}

.carousel-nav--silver .swipe-arrow.arrow-right svg {
  animation: swipe-blink-right 1.4s ease-in-out infinite;
}

.carousel-nav--below-box {
  display: none;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  gap: var(--space-4);
  padding: var(--space-1) 0 var(--space-2);
  margin: 0;
}

.carousel-nav--below-box .arrow-left {
  margin-right: auto;
}

.carousel-nav--below-box .arrow-right {
  margin-left: auto;
}

.carousel-nav--below-box .carousel-arrow[hidden] {
  display: none !important;
}

@keyframes swipe-blink-left {
  0%,
  100% {
    opacity: 0.28;
    transform: translateX(2px);
  }

  50% {
    opacity: 1;
    transform: translateX(-4px);
  }
}

@keyframes swipe-blink-right {
  0%,
  100% {
    opacity: 0.28;
    transform: translateX(-2px);
  }

  50% {
    opacity: 1;
    transform: translateX(4px);
  }
}

.carousel-nav--silver .swipe-arrow:disabled:not([hidden]) {
  opacity: 0.2;
  animation: none;
}

.carousel-nav--silver .swipe-arrow[hidden] {
  display: none !important;
}

.carousel-nav--silver .swipe-arrow:disabled svg {
  animation: none;
}

.carousel-nav--silver .swipe-arrow:hover:not(:disabled) svg {
  filter: drop-shadow(0 0 8px rgba(220, 228, 236, 0.55));
}

@keyframes swipe-slide-left {
  0%,
  100% {
    opacity: 0.35;
    transform: translateX(2px);
  }

  50% {
    opacity: 1;
    transform: translateX(-6px);
  }
}

@keyframes swipe-slide-right {
  0%,
  100% {
    opacity: 0.35;
    transform: translateX(-2px);
  }

  50% {
    opacity: 1;
    transform: translateX(6px);
  }
}

/* legacy keyframe aliases */
@keyframes swipe-hint-left {
  0%,
  100% {
    opacity: 0.35;
    transform: translateX(2px);
  }

  50% {
    opacity: 1;
    transform: translateX(-6px);
  }
}

@keyframes swipe-hint-right {
  0%,
  100% {
    opacity: 0.35;
    transform: translateX(-2px);
  }

  50% {
    opacity: 1;
    transform: translateX(6px);
  }
}

@media (max-width: 768px) {
  .product-carousel-container {
    padding: 0;
  }

  .carousel-hint--mobile,
  .product-nav-in-slide,
  .patent-nav-in-slide,
  .carousel-nav--below-box {
    display: flex;
  }

  .carousel-hint--in-card {
    display: block;
    text-align: center;
    margin: var(--space-2) 0 var(--space-1);
  }

  .product-carousel-container .carousel-arrow:not(.swipe-arrow) {
    display: none;
  }
}

/* ── SPACESHIP SCRUB PROCESS PATH ANIMATION ── */
.philosophy-track {
  position: relative;
  height: 400vh; /* scrollable path tracking length */
  background: var(--color-bg);
}

.philosophy-viewport {
  position: sticky;
  top: 0;
  width: 100%;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 5;
}

.philosophy-space-bg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 2000px;
}

.philosophy-path-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
}

.philosophy-path-line {
  stroke: rgba(63, 169, 245, 0.08);
  stroke-width: 2px;
  stroke-dasharray: 6 6;
}

.philosophy-path-active {
  stroke: var(--accent);
  stroke-width: 2.5px;
  stroke-linecap: round;
  filter: drop-shadow(0 0 6px rgba(63, 169, 245, 0.5));
}

.stage-node {
  position: absolute;
  transform: translate(-50%, -50%);
  z-index: 10;
  display: flex;
  align-items: center;
  justify-content: center;
}

.stage-bubble {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: #0d0e12;
  border: var(--border-thin) solid var(--color-metal-border);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--font-size-md);
  font-weight: 700;
  color: var(--color-text-muted);
  box-shadow: 0 0 12px rgba(0, 0, 0, 0.6);
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  cursor: pointer;
  user-select: none;
}

.stage-node.active .stage-bubble {
  color: var(--accent);
  border-color: var(--accent);
  box-shadow: 0 0 25px rgba(63, 169, 245, 0.5);
  transform: scale(1.18);
  background: #11141e;
}

.stage-card {
  position: absolute;
  left: 60px;
  width: 260px;
  padding: var(--space-4);
  background: rgba(17, 18, 24, 0.9);
  border: var(--border-thin) solid var(--color-metal-border);
  border-radius: 8px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  opacity: 0;
  transform: translateY(12px);
  pointer-events: none;
  transition: all 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.stage-node:nth-child(even) .stage-card {
  left: auto;
  right: 60px;
}

.stage-node.active .stage-card {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
  border-color: rgba(63, 169, 245, 0.3);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.4);
}

.stage-title {
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 700;
  text-transform: uppercase;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  letter-spacing: 0.05em;
}

.stage-desc {
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  color: var(--color-text-body);
  line-height: 1.6;
}

.philosophy-spaceship {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%) rotate(0deg);
  z-index: 15;
  pointer-events: none;
}

.spaceship-svg {
  width: 34px;
  height: 34px;
  filter: drop-shadow(0 0 10px rgba(63, 169, 245, 0.7));
}

.spaceship-flame {
  transform-origin: bottom center;
  animation: shipFlameFlicker 0.08s infinite alternate;
}

@keyframes shipFlameFlicker {
  0% { transform: scaleY(0.8) scaleX(0.9); opacity: 0.8; }
  100% { transform: scaleY(1.3) scaleX(1.15); opacity: 1; }
}

.ship-pulse-ring {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  border: 2px solid var(--accent);
  opacity: 0;
  pointer-events: none;
  z-index: 14;
}

.pulse-active {
  animation: shipPulseRingAnim 0.65s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes shipPulseRingAnim {
  0% {
    width: 32px;
    height: 32px;
    opacity: 0.9;
  }
  100% {
    width: 160px;
    height: 160px;
    opacity: 0;
  }
}

/* ── REDUCED MOTION ── */
@media (prefers-reduced-motion: reduce) {
  *, ::before, ::after {
    animation-duration: 1ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0s !important;
    transition-delay: 0s !important;
    scroll-behavior: auto !important;
  }
}

/* ── PROCESS CHECKLIST BOX ── */
.philosophy-process-box {
  position: relative;
  width: 90%;
  max-width: 680px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, rgba(255, 255, 255, 0.005) 100%);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.12);
  border-radius: 16px;
  padding: var(--space-6) var(--space-6) var(--space-6) 70px;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.15), inset 0 -1px 1px rgba(0, 0, 0, 0.3), 0 20px 50px rgba(0, 0, 0, 0.9);
  overflow: hidden; /* Clips the glare pseudo-element */
}

/* Sharp Glass Glare Reflection Line */
.philosophy-process-box::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  border-radius: 16px;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.06) 0%, rgba(255, 255, 255, 0.02) 49.9%, rgba(255, 255, 255, 0) 50%, rgba(255, 255, 255, 0) 100%);
  pointer-events: none;
  z-index: 2;
}

.process-line-container {
  position: absolute;
  top: var(--space-8);
  bottom: var(--space-8);
  left: 32px; /* Mathematically aligned with the center of the 32px bullet markers */
  width: 2px;
  z-index: 1; /* Sits behind the bullets */
}

.process-line-bg {
  position: absolute;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background: rgba(255, 255, 255, 0.05);
  border-radius: 1px;
}

.process-line-active {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 0%;
  background: linear-gradient(to bottom, #0066ff 0%, #00ff66 100%);
  border-radius: 1px;
  box-shadow: 0 0 10px rgba(0, 102, 255, 0.4), 0 0 10px rgba(0, 255, 102, 0.4);
  transition: height 0.1s linear;
}

.process-stages-list {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.process-stage-item {
  position: relative;
  display: flex;
  flex-direction: column;
  width: 100%;
}

.stage-bullet-marker {
  position: absolute;
  left: -53px; /* Center of the bullet is exactly aligned with the 32px line container left */
  top: 50%;
  transform: translateY(-50%);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  background: #000000; /* Solid black masks the vertical progress line completely! */
  border: 1.5px solid rgba(255, 255, 255, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 700;
  color: rgba(255, 255, 255, 0.3);
  z-index: 3; /* Render in front of the line */
  transition: all 0.4s ease;
}

.stage-content-card {
  position: relative;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.04) 0%, rgba(255, 255, 255, 0.01) 49.9%, rgba(255, 255, 255, 0) 50%, rgba(255, 255, 255, 0) 100%);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.08);
  border-radius: 12px;
  padding: var(--space-3) var(--space-5);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  opacity: 0.25; /* Dimmed state by default */
  transform: translateY(4px);
  box-shadow: inset 0 1px 0px rgba(255, 255, 255, 0.1);
  transition: all 0.5s cubic-bezier(0.16, 1, 0.3, 1);
  overflow: hidden;
}

/* Active glowing checkpoints */
.process-stage-item.active .stage-bullet-marker {
  background: #000000; /* Stays solid black to continue masking the line */
  border-color: #0066ff;
  color: #0066ff;
  box-shadow: 0 0 15px rgba(0, 102, 255, 0.6);
  transform: translateY(-50%) scale(1.1);
}

.process-stage-item.active .stage-content-card {
  opacity: 1; /* Lights up card in sequence */
  transform: translateY(0);
  background: linear-gradient(135deg, rgba(0, 255, 102, 0.08) 0%, rgba(0, 255, 102, 0.02) 49.9%, rgba(0, 0, 0, 0) 50%, rgba(0, 0, 0, 0) 100%);
  border-color: rgba(0, 255, 102, 0.4);
  box-shadow: inset 0 1px 0px rgba(0, 255, 102, 0.35), 0 10px 30px rgba(0, 255, 102, 0.06);
}

.stage-title {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  font-weight: 700;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.3);
  margin-bottom: 0;
  letter-spacing: 0.05em;
  transition: color 0.4s ease;
}

.process-stage-item.active .stage-title {
  color: #00ff66 !important;
  text-shadow: 0 0 8px rgba(0, 255, 102, 0.3);
}

/* About Section Responsive Styles */
.about-section-container {
  position: relative;
  z-index: 2;
  text-align: center;
  width: 100%;
  margin: 0 auto;
  padding: 0 var(--space-4);
}

.about-section-heading {
  font-family: var(--font-display);
  font-size: clamp(2.25rem, 4.5vw, 3.75rem);
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.01em;
  line-height: 1.1;
  color: var(--color-text);
  margin-bottom: var(--space-6);
  margin-top: var(--space-2);
  text-shadow: 0 0 30px rgba(63, 169, 245, 0.4);
}

.about-section-paragraphs {
  max-width: 680px;
  margin: 0 auto;
  padding: 0 var(--space-2);
}

.about-section-paragraphs p {
  font-family: var(--font-sans);
  font-size: 1.125rem;
  line-height: 1.8;
  color: var(--color-text-body);
  margin-bottom: var(--space-5);
}

.about-section-paragraphs p:last-child {
  margin-bottom: 0;
}

@media (min-width: 1024px) {
  .about-section-container {
    max-width: 1200px;
  }
  .about-section-heading {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
  }
  .about-section-paragraphs {
    max-width: 800px;
  }
}

@media (max-width: 768px) {
  .about-section-heading {
    font-size: clamp(1.8rem, 8vw, 2.5rem);
    line-height: 1.15;
    white-space: normal;
    word-wrap: break-word;
    padding: 0 var(--space-2);
  }
  .about-section-paragraphs p {
    font-size: 1rem;
    line-height: 1.6;
    margin-bottom: var(--space-4);
  }
}

#about-stars-canvas {
  position: fixed;
  inset: 0;
  width: auto;
  height: auto;
  z-index: 1;
  pointer-events: none;
  opacity: 0;
  transition: opacity var(--duration-normal) var(--ease-out-quint);
}

/* ── FOUNDERS CLICKABLE CARDS & CIRCUIT TRACE ── */
.founders-wrapper {
  position: relative;
  width: 100%;
  overflow: visible;
}

.founders-circuit-svg {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  overflow: visible;
  z-index: 1;
}

.founders-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: clamp(1.5rem, 3vw, 2.5rem);
  align-items: stretch;
  width: 100%;
}

.founder-unit.founder-card,
.founder-card.clickable-founder-card {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  width: 100%;
  height: 100%;
  padding: 0;
  padding-top: 0;
  margin: 0;
  box-sizing: border-box;
  cursor: pointer;
  overflow: hidden;
  border-radius: var(--radius-lg);
  transition:
    border-color var(--duration-normal) var(--ease-decelerate),
    background var(--duration-normal) var(--ease-decelerate),
    transform var(--duration-normal) var(--ease-decelerate),
    box-shadow var(--duration-normal) var(--ease-decelerate);
}

.founder-card__media {
  position: relative;
  width: 100%;
  aspect-ratio: 3 / 4;
  min-height: clamp(16rem, 38vh, 26rem);
  overflow: hidden;
  flex: 1 1 auto;
  background: #0a0e14;
  margin: 0;
  padding: 0;
  line-height: 0;
}

.founder-photo {
  display: block;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 14%;
  filter: grayscale(1) contrast(1.12) brightness(0.9);
  margin: 0;
  padding: 0;
  border: 0;
  transform: none;
}

.founder-photo--suhas {
  object-position: center 12%;
  transform: none;
  filter: grayscale(1) contrast(1.12) brightness(0.9);
}

.founder-photo--abhilash {
  object-position: center 10%;
  transform: none;
  filter: grayscale(1) contrast(1.12) brightness(0.9);
}

.founder-photo-vignette {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.08) 0%,
    transparent 22%,
    transparent 42%,
    rgba(0, 0, 0, 0.55) 72%,
    #000000 100%
  );
  opacity: 1;
}

.founder-card__body {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  flex: 0 0 auto;
  margin-top: -3.25rem;
  padding: 2.5rem clamp(1.1rem, 2.4vw, 1.6rem) clamp(1.15rem, 2.4vw, 1.55rem);
  box-sizing: border-box;
  background: linear-gradient(180deg, transparent 0%, #000 22%, #000 100%);
}

.clickable-founder-card::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  border-radius: inherit;
  background: linear-gradient(90deg, #3FA9F5 0%, #5ee0ff 42%, transparent 88%);
  box-shadow: 0 0 12px rgba(63, 169, 245, 0.65);
  pointer-events: none;
  z-index: 3;
}

.founder-card--glossy {
  background: #000000 !important;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: 1px solid rgba(255, 255, 255, 0.12) !important;
  box-shadow: 0 18px 40px rgba(0, 0, 0, 0.45);
}

.clickable-founder-card::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  border: 1px solid transparent;
  pointer-events: none;
  z-index: 4;
  transition: border-color 0.25s ease, box-shadow 0.25s ease;
}

.clickable-founder-card:hover::before,
.clickable-founder-card:focus-visible::before {
  border-color: rgba(94, 224, 255, 0.72);
  box-shadow:
    inset 0 0 0 1px rgba(63, 169, 245, 0.35),
    0 0 22px rgba(63, 169, 245, 0.28);
}

.clickable-founder-card:hover {
  border-color: rgba(94, 224, 255, 0.55) !important;
  transform: translateY(-3px);
  box-shadow:
    0 18px 40px rgba(0, 0, 0, 0.5),
    0 0 28px rgba(63, 169, 245, 0.22);
}

.founder-card__name {
  margin: 0 0 var(--space-1);
  font-size: clamp(1.05rem, 1.2vw + 0.75rem, 1.25rem);
  font-family: var(--font-display);
  font-weight: 700;
}

.founder-card__bio {
  flex: 1 1 auto;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin: var(--space-3) 0 0;
  color: var(--color-text-body);
}

.founder-card__credentials {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin: var(--space-3) 0 0;
  line-height: 1.5;
}

.clickable-founder-card .founder-cta-link {
  margin-top: var(--space-4);
}

.founder-card--glossy > * {
  position: relative;
  z-index: 1;
}

@media (hover: none), (max-width: 768px) {
  .clickable-founder-card:hover {
    transform: none;
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.12),
      0 12px 32px rgba(0, 0, 0, 0.35);
  }

  .clickable-founder-card:active {
    border-color: rgba(63, 169, 245, 0.4) !important;
    transform: translateY(-1px);
  }
}

.founder-card__role {
  display: block;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(220, 224, 230, 0.72);
  margin-top: var(--space-1);
}

.founder-cta-link {
  margin-top: var(--space-4);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: rgba(200, 206, 214, 0.85);
  transition:
    color var(--duration-fast) var(--ease-decelerate),
    transform var(--duration-fast) var(--ease-decelerate);
}

.founder-cta-link .arrow-indicator {
  display: inline-block;
  transition: transform var(--duration-fast) var(--ease-decelerate);
}

.clickable-founder-card:hover .founder-cta-link,
.clickable-founder-card:focus-visible .founder-cta-link {
  color: #7dd3fc;
}

.clickable-founder-card:hover .founder-cta-link .arrow-indicator,
.clickable-founder-card:focus-visible .founder-cta-link .arrow-indicator {
  transform: translateX(4px);
}

@media (hover: none) {
  .clickable-founder-card:active .founder-cta-link {
    color: #7dd3fc;
  }

  .clickable-founder-card:active .founder-cta-link .arrow-indicator {
    transform: translateX(4px);
  }
}

.founders-section-cta {
  position: relative;
  z-index: 60;
  pointer-events: auto;
  display: flex;
  justify-content: center;
  align-items: center;
  margin-top: 1.75rem;
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  text-align: center;
  width: 100%;
}

.founders-section-cta--tap {
  cursor: pointer;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  padding: var(--space-2) var(--space-3);
  min-height: 56px;
  box-sizing: border-box;
}

.founders-section-cta .cta-shine-ring {
  border-radius: 999px;
  pointer-events: auto;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
}

.founders-section-cta .cta-shine-ring::before {
  pointer-events: none;
}

.founders-section-cta .cta-shine-ring .btn-enquiry-pill {
  position: relative;
  z-index: 10;
  min-height: 48px;
  min-width: 11rem;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  cursor: pointer;
  pointer-events: auto;
  -webkit-appearance: none;
  appearance: none;
}

.btn-enquiry-pill--section {
  min-width: 10.5rem;
  padding: 0.7rem 2.5rem;
  font-size: var(--font-size-sm);
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.founders-circuit-svg {
  display: none !important;
}

.clickable-founder-card:hover .founder-cta-link {
  color: #f0f2f5 !important;
}

.clickable-founder-card:hover .founder-cta-link .arrow-indicator {
  transform: translateX(8px);
}

#circuit-active-path {
  filter: drop-shadow(0 0 4px rgba(63, 169, 245, 0.7));
}

/* ── FUTURISTIC TECH GRID & TYPOGRAPHY GLOW ── */
.section-header h2 {
  transition: letter-spacing 0.5s ease;
}

.about-section-heading {
  transition: letter-spacing 0.5s ease;
}

/* Subtle tech grid background for OLED black sections - section tints use .site-section--* */

/* ── ROCKET LAUNCH & SATELLITE DEPLOYMENT OVERLAY ── */
.rocket-launch-overlay {
  position: fixed;
  inset: 0;
  background: #000000;
  z-index: 10000;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--duration-normal) var(--ease-decelerate);
  overflow: hidden;
}

.rocket-launch-overlay.is-active {
  opacity: 1;
  pointer-events: auto;
}

.launch-stage {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.launch-status-text {
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 2.5vw, var(--font-size-base));
  color: var(--color-text);
  letter-spacing: 0.2em;
  text-transform: uppercase;
  text-align: center;
  opacity: 0;
  z-index: 20;
  position: relative;
  padding: 0 var(--space-4);
  max-width: 90vw;
}

.rocket-launch-overlay.is-active .launch-status-text {
  animation: textSequence 7s forwards;
}

/* ── Rocket ── */
.rocket-container {
  position: absolute;
  bottom: -180px;
  left: 50%;
  transform: translateX(-50%);
  width: 80px;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 10;
}

.rocket-svg {
  width: clamp(48px, 12vw, 64px);
  height: clamp(48px, 12vw, 64px);
}

.payload-fairing {
  position: absolute;
  top: -18px;
  left: 50%;
  transform: translateX(-50%);
  width: 36px;
  opacity: 1;
}

.fairing-svg {
  width: 100%;
  height: auto;
}

.rocket-launch-overlay.is-active .rocket-container {
  animation: rocketAscend 7s cubic-bezier(0.45, 0, 0.55, 1) forwards;
}

.rocket-launch-overlay.is-active .payload-fairing {
  animation: fairingDetach 7s ease-in forwards;
}

@keyframes rocketAscend {
  0%   { bottom: -180px; transform: translateX(-50%) rotate(0deg); }
  8%   { bottom: 12vh; transform: translateX(-50%) translate(1px, 2px) rotate(0.5deg); }
  10%  { bottom: 12vh; transform: translateX(-50%) translate(-2px, -1px) rotate(-0.5deg); }
  12%  { bottom: 12vh; transform: translateX(-50%) translate(2px, 1px) rotate(0.5deg); }
  14%  { bottom: 12vh; transform: translateX(-50%) rotate(0deg); }
  38%  { bottom: 55vh; transform: translateX(-50%) scale(1); opacity: 1; }
  50%  { bottom: 110vh; transform: translateX(-50%) scale(0.5); opacity: 0; }
  100% { bottom: 110vh; transform: translateX(-50%) scale(0.5); opacity: 0; }
}

@keyframes fairingDetach {
  0%, 35% { opacity: 1; transform: translateX(-50%) translateY(0); }
  38%     { opacity: 0; transform: translateX(-50%) translateY(-4px); }
  100%    { opacity: 0; }
}

/* ── Falling fairing halves ── */
.fairing-half {
  position: absolute;
  width: 22px;
  height: 32px;
  background: linear-gradient(135deg, rgba(63,169,245,0.3) 0%, rgba(26,42,74,0.8) 100%);
  border: 1px solid rgba(63,169,245,0.6);
  border-radius: 2px 8px 8px 2px;
  opacity: 0;
  z-index: 8;
  left: 50%;
}

.fairing-half-left {
  transform: translateX(-50%) rotate(-8deg);
  clip-path: polygon(0 0, 100% 0, 60% 100%, 0 100%);
}

.fairing-half-right {
  transform: translateX(-50%) rotate(8deg) scaleX(-1);
  clip-path: polygon(0 0, 100% 0, 60% 100%, 0 100%);
}

.rocket-launch-overlay.is-active .fairing-half-left {
  animation: fairingFallLeft 7s ease-in forwards;
}

.rocket-launch-overlay.is-active .fairing-half-right {
  animation: fairingFallRight 7s ease-in forwards;
}

@keyframes fairingFallLeft {
  0%, 36% { opacity: 0; top: 45vh; transform: translateX(calc(-50% - 8px)) rotate(-8deg); }
  38%     { opacity: 1; top: 45vh; transform: translateX(calc(-50% - 8px)) rotate(-8deg); }
  100%    { opacity: 0.3; top: 105vh; transform: translateX(calc(-50% - 60px)) rotate(-45deg); }
}

@keyframes fairingFallRight {
  0%, 36% { opacity: 0; top: 45vh; transform: translateX(calc(-50% + 8px)) scaleX(-1) rotate(8deg); }
  38%     { opacity: 1; top: 45vh; transform: translateX(calc(-50% + 8px)) scaleX(-1) rotate(8deg); }
  100%    { opacity: 0.3; top: 105vh; transform: translateX(calc(-50% + 60px)) scaleX(-1) rotate(45deg); }
}

/* ── Satellite deployment ── */
.satellite-container {
  position: absolute;
  bottom: -80px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 12;
  opacity: 0;
}

.satellite-body {
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(56px, 14vw, 72px);
  height: clamp(36px, 9vw, 48px);
  transform-style: preserve-3d;
  perspective: 500px;
}

.satellite-svg {
  width: 100%;
  height: auto;
  position: relative;
  z-index: 2;
  filter: drop-shadow(0 0 8px rgba(63, 169, 245, 0.5));
}

/* ── 3D ACCORDION SOLAR PANEL WINGS ── */
.solar-wing {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: clamp(16px, 4.5vw, 24px);
  height: clamp(10px, 3vw, 16px);
  transform-style: preserve-3d;
  z-index: 1;
}

.solar-wing-left {
  left: calc(33.3% - clamp(16px, 4.5vw, 24px) + 2px);
}

.solar-wing-right {
  left: calc(66.7% - 2px);
}

/* Solar Segment base style */
.solar-segment {
  position: absolute;
  top: 0;
  width: 100%;
  height: 100%;
  transform-style: preserve-3d;
  background: linear-gradient(135deg, #0b1d3a 0%, #050e1b 100%);
  border: 1px solid rgba(63, 169, 245, 0.35);
  box-shadow: inset 0 0 2px rgba(63, 169, 245, 0.2);
  border-radius: 1px;
  opacity: 0; /* Hidden by default until animated */
}

/* Micro-grid pattern representing solar cells */
.solar-segment::before {
  content: '';
  position: absolute;
  top: 1px;
  left: 1px;
  right: 1px;
  bottom: 1px;
  background-image: 
    linear-gradient(rgba(63, 169, 245, 0.12) 1px, transparent 1px),
    linear-gradient(90deg, rgba(63, 169, 245, 0.12) 1px, transparent 1px);
  background-size: 3px 3px;
  opacity: 0.7;
  pointer-events: none;
}

/* Metallic gold hinge details at the fold joints */
.solar-segment-hinge {
  position: absolute;
  width: 2px;
  height: 70%;
  top: 15%;
  background: linear-gradient(to bottom, #d4af37, #aa7c11, #d4af37);
  box-shadow: 0 0 2px rgba(212, 175, 55, 0.5);
  border-radius: 1px;
  z-index: 10;
}

/* Left side segment layout and hinges */
.solar-wing-left .segment-1 {
  left: 0;
  transform-origin: right center;
}

.solar-wing-left .segment-2 {
  left: -100%;
  transform-origin: right center;
}

.solar-wing-left .segment-3 {
  left: -100%;
  transform-origin: right center;
}

.solar-wing-left .solar-segment-hinge {
  right: -1px;
}

/* Right side segment layout and hinges */
.solar-wing-right .segment-1 {
  left: 0;
  transform-origin: left center;
}

.solar-wing-right .segment-2 {
  left: 100%;
  transform-origin: left center;
}

.solar-wing-right .segment-3 {
  left: 100%;
  transform-origin: left center;
}

.solar-wing-right .solar-segment-hinge {
  left: -1px;
}

/* Animation triggers */
.rocket-launch-overlay.is-active .satellite-container {
  animation: satelliteDeploy 7s cubic-bezier(0.4, 0, 0.2, 1) forwards;
}

/* Left Wing Animations */
.rocket-launch-overlay.is-active .solar-wing-left .segment-1 {
  animation: unfoldLeftSeg1 7s ease-out forwards, panelGlowPulse 7s ease-out forwards;
}

.rocket-launch-overlay.is-active .solar-wing-left .segment-2 {
  animation: unfoldLeftSeg2 7s ease-out forwards, panelGlowPulse 7s ease-out forwards;
}

.rocket-launch-overlay.is-active .solar-wing-left .segment-3 {
  animation: unfoldLeftSeg3 7s ease-out forwards, panelGlowPulse 7s ease-out forwards;
}

/* Right Wing Animations */
.rocket-launch-overlay.is-active .solar-wing-right .segment-1 {
  animation: unfoldRightSeg1 7s ease-out forwards, panelGlowPulse 7s ease-out forwards;
}

.rocket-launch-overlay.is-active .solar-wing-right .segment-2 {
  animation: unfoldRightSeg2 7s ease-out forwards, panelGlowPulse 7s ease-out forwards;
}

.rocket-launch-overlay.is-active .solar-wing-right .segment-3 {
  animation: unfoldRightSeg3 7s ease-out forwards, panelGlowPulse 7s ease-out forwards;
}

/* Keyframes definitions */
@keyframes satelliteDeploy {
  0%, 42% { bottom: 50vh; opacity: 0; transform: translateX(-50%) scale(0.6); }
  44%     { bottom: 50vh; opacity: 1; transform: translateX(-50%) scale(0.8); }
  70%     { bottom: 38vh; opacity: 1; transform: translateX(-50%) scale(1); }
  100%    { bottom: 38vh; opacity: 1; transform: translateX(-50%) scale(1); }
}

/* Left Wing Keyframes: Cascade from Segment 1 outward */
@keyframes unfoldLeftSeg1 {
  0%, 52% { opacity: 0; transform: rotateY(90deg); }
  53%     { opacity: 1; transform: rotateY(90deg); }
  63%     { opacity: 1; transform: rotateY(0deg); }
  100%    { opacity: 1; transform: rotateY(0deg); }
}

@keyframes unfoldLeftSeg2 {
  0%, 55% { opacity: 0; transform: rotateY(-180deg); }
  56%     { opacity: 1; transform: rotateY(-180deg); }
  66%     { opacity: 1; transform: rotateY(0deg); }
  100%    { opacity: 1; transform: rotateY(0deg); }
}

@keyframes unfoldLeftSeg3 {
  0%, 58% { opacity: 0; transform: rotateY(180deg); }
  59%     { opacity: 1; transform: rotateY(180deg); }
  69%     { opacity: 1; transform: rotateY(0deg); }
  100%    { opacity: 1; transform: rotateY(0deg); }
}

/* Right Wing Keyframes: Cascade from Segment 1 outward */
@keyframes unfoldRightSeg1 {
  0%, 52% { opacity: 0; transform: rotateY(-90deg); }
  53%     { opacity: 1; transform: rotateY(-90deg); }
  63%     { opacity: 1; transform: rotateY(0deg); }
  100%    { opacity: 1; transform: rotateY(0deg); }
}

@keyframes unfoldRightSeg2 {
  0%, 55% { opacity: 0; transform: rotateY(180deg); }
  56%     { opacity: 1; transform: rotateY(180deg); }
  66%     { opacity: 1; transform: rotateY(0deg); }
  100%    { opacity: 1; transform: rotateY(0deg); }
}

@keyframes unfoldRightSeg3 {
  0%, 58% { opacity: 0; transform: rotateY(-180deg); }
  59%     { opacity: 1; transform: rotateY(-180deg); }
  69%     { opacity: 1; transform: rotateY(0deg); }
  100%    { opacity: 1; transform: rotateY(0deg); }
}

/* Glowing Neon Power Activation Path */
@keyframes panelGlowPulse {
  0%, 68% {
    border-color: rgba(63, 169, 245, 0.35);
    box-shadow: inset 0 0 2px rgba(63, 169, 245, 0.2);
  }
  75%, 100% {
    border-color: #3FA9F5;
    box-shadow: 
      0 0 8px rgba(63, 169, 245, 0.8),
      inset 0 0 4px rgba(63, 169, 245, 0.4);
  }
}

/* ── Thruster ── */
.thruster-fire {
  width: 16px;
  height: 36px;
  background: linear-gradient(to bottom, #4facfe, #ff007f, transparent);
  border-radius: 50% 50% 0 0;
  filter: blur(1.5px);
  animation: firePulse 0.08s infinite alternate;
  margin-top: -2px;
}

@keyframes firePulse {
  0% { transform: scaleX(0.85) scaleY(0.9); }
  100% { transform: scaleX(1.2) scaleY(1.3); }
}

/* ── Success state ── */
.launch-success-state {
  position: absolute;
  bottom: 18vh;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-3);
  opacity: 0;
  z-index: 25;
  text-align: center;
  padding: 0 var(--space-4);
}

.launch-success-state span {
  font-family: var(--font-mono);
  font-size: clamp(0.6rem, 2.2vw, var(--font-size-sm));
  color: #4ade80;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.rocket-launch-overlay.is-active .launch-success-state {
  animation: successReveal 7s ease-out forwards;
}

@keyframes successReveal {
  0%, 72% { opacity: 0; transform: translateX(-50%) translateY(12px); }
  78%     { opacity: 1; transform: translateX(-50%) translateY(0); }
  100%    { opacity: 1; transform: translateX(-50%) translateY(0); }
}

@keyframes textSequence {
  0%   { opacity: 0; }
  5%   { opacity: 1; }
  90%  { opacity: 1; }
  100% { opacity: 0; }
}

.exhaust-particle {
  position: absolute;
  width: 8px;
  height: 8px;
  background: radial-gradient(circle, rgba(79, 172, 254, 0.8) 0%, transparent 80%);
  border-radius: 50%;
  pointer-events: none;
  animation: particleFade 1s linear forwards;
}

@keyframes particleFade {
  0%   { transform: scale(1) translateY(0); opacity: 0.9; }
  100% { transform: scale(2.5) translateY(40px); opacity: 0; }
}

@media (max-width: 768px) {
  .launch-status-text {
    letter-spacing: 0.12em;
    margin-bottom: 0;
    position: absolute;
    top: 8vh;
    left: 50%;
    transform: translateX(-50%);
    width: 92vw;
  }

  .launch-success-state {
    bottom: 12vh;
  }

  @keyframes satelliteDeploy {
    0%, 42% { bottom: 48vh; opacity: 0; transform: translateX(-50%) scale(0.6); }
    44%     { bottom: 48vh; opacity: 1; transform: translateX(-50%) scale(0.8); }
    70%     { bottom: 32vh; opacity: 1; transform: translateX(-50%) scale(1); }
    100%    { bottom: 32vh; opacity: 1; transform: translateX(-50%) scale(1); }
  }
}

/* ── TECHNOLOGY, PATENTS & INCUBATION CARDS ── */
.tech-grid {
  perspective: 1000px;
}

.tech-card {
  position: relative;
  background: rgba(255, 255, 255, 0.01) !important;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: var(--border-thin) solid rgba(255, 255, 255, 0.05) !important;
  transition: 
    transform var(--duration-normal) var(--ease-out-quint),
    border-color var(--duration-normal) var(--ease-out-quint),
    box-shadow var(--duration-normal) var(--ease-out-quint),
    background var(--duration-normal) var(--ease-out-quint) !important;
}

.tech-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent,
    rgba(79, 172, 254, 0.05),
    transparent
  );
  transition: left var(--duration-slow) var(--ease-out-quint);
  pointer-events: none;
}

.tech-card:hover {
  transform: translateY(-8px) scale(1.01);
  border-color: rgba(79, 172, 254, 0.3) !important;
  box-shadow: 
    0 15px 35px rgba(0, 0, 0, 0.8),
    0 0 25px rgba(79, 172, 254, 0.08) !important;
  background: rgba(79, 172, 254, 0.01) !important;
}

.tech-card:hover::before {
  left: 100%;
}

.tech-card-icon {
  transition: transform var(--duration-normal) var(--ease-out-quint);
}

.tech-card:hover .tech-card-icon {
  transform: scale(1.15) rotate(4deg);
  filter: drop-shadow(0 0 8px rgba(79, 172, 254, 0.4));
}

@media (max-width: 768px) {
  .tech-grid {
    grid-template-columns: 1fr !important;
    gap: var(--space-4) !important;
  }
  .tech-card {
    padding: var(--space-5) !important;
  }
}

/* ── SECTION SYSTEM (v1.7) — glass panels & typographic hierarchy ── */
.site-section {
  background-color: #000000;
  border-bottom: none;
  position: relative;
  overflow: visible;
  scroll-margin-top: var(--section-anchor-offset);
  z-index: 2;
}

[id] {
  scroll-margin-top: var(--section-anchor-offset);
}

#home {
  scroll-margin-top: 0;
}

.section-shell {
  position: relative;
  z-index: 2;
  width: 100%;
  max-width: var(--site-layout-max);
  margin: 0 auto;
}

.section-shell--uniform {
  text-align: left;
  padding-left: 0;
  padding-right: 0;
  box-sizing: border-box;
}

.section-title-block--uniform {
  margin-bottom: clamp(var(--space-6), 3.5vh, var(--space-8));
  max-width: none;
  margin-left: 0;
  margin-right: auto;
  text-align: left;
  width: 100%;
}

.section-subhead {
  margin: clamp(0.85rem, 1.8vw, 1.15rem) 0 0;
  max-width: 38rem;
  font-family: var(--font-sans, system-ui, sans-serif);
  font-size: clamp(0.9375rem, 1.5vw, 1.0625rem);
  font-weight: 400;
  line-height: 1.55;
  letter-spacing: 0.01em;
  color: var(--color-text-body, #b8c0cc);
  text-align: left;
}

.section-subhead span {
  display: block;
}

.section-title-block--uniform::before {
  display: none;
  content: none;
}

.section-eyebrow {
  margin: 0;
  font-family: var(--font-display);
  font-size: var(--fluid-section-eyebrow);
  font-weight: 700;
  line-height: 1.06;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text);
  border: none;
  padding: 0;
  position: relative;
  display: inline-block;
  animation: none !important;
  caret-color: transparent;
}

.section-eyebrow::before {
  display: none !important;
  content: none !important;
}

.section-eyebrow::after {
  display: block !important;
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.4rem;
  width: 2.75rem;
  height: 2px;
  border-radius: 2px;
  background: linear-gradient(
    90deg,
    rgba(255, 255, 255, 0.55),
    rgba(63, 169, 245, 0.35),
    transparent
  );
  pointer-events: none;
  animation: liquid-glass-heading-sheen 4.5s ease-in-out infinite;
}

@keyframes liquid-glass-heading-sheen {
  0%,
  100% {
    opacity: 0.45;
    transform: scaleX(0.75);
  }
  50% {
    opacity: 1;
    transform: scaleX(1);
  }
}

.hero-title-large::after,
.hero-subtitle-typewriter::after,
#typewriter-title::after,
#typewriter-sub::after {
  display: none !important;
  content: none !important;
}

@media (prefers-reduced-motion: reduce) {
  .section-eyebrow::after {
    animation: none;
    opacity: 0.65;
    transform: none;
  }
}

.section-headline-accent {
  display: none;
}

.section-body-copy {
  max-width: 42rem;
  margin: 0;
}

.section-body-copy p {
  margin: 0 0 var(--fluid-section-prose-gap);
  font-family: var(--font-sans);
  font-size: var(--fluid-section-prose);
  font-weight: 400;
  line-height: 1.75;
  color: var(--color-text-body);
  max-width: 42rem;
}

.section-body-copy p:last-child {
  margin-bottom: 0;
}

.section-lead {
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
  max-width: 52rem;
  line-height: 1.65;
  text-align: left;
  text-align-last: left;
}

.section-lead--secondary {
  margin-top: var(--space-2);
  color: var(--color-text-body);
}

#products .section-lead--products {
  -webkit-line-clamp: unset;
  line-clamp: unset;
  display: block;
  overflow: visible;
  text-align: justify;
  text-align-last: left;
  max-width: 52rem;
}

.section-body-copy--collab .section-lead {
  -webkit-line-clamp: unset;
  line-clamp: unset;
  display: block;
  overflow: visible;
}

.section-body-copy--collab .section-lead--secondary {
  margin-top: var(--space-1);
  font-size: clamp(0.875rem, 2.5vw, 0.9375rem);
}

.section-body-copy--justify {
  max-width: 46rem;
}

.section-body-copy--justify p {
  text-align: justify;
  hyphens: auto;
  text-align-last: left;
}

.section-content-after {
  margin-top: clamp(var(--space-6), 4vw, var(--space-8));
  max-width: 100%;
}

.founders-circuit-svg {
  display: none !important;
}

@media (max-width: 768px) {
  .section-eyebrow {
    font-size: clamp(1.5rem, 6.5vw, 2.25rem);
  }

  .section-body-copy p {
    margin-bottom: var(--fluid-section-prose-gap);
    line-height: 1.72;
  }
}

.section-title-block {
  margin-bottom: var(--space-6);
  max-width: 52rem;
}

.section-title-block--editorial::before {
  display: none;
}

.section-title-block--editorial {
  position: relative;
  padding-top: var(--space-2);
}

.section-title-block--left {
  margin-left: 0;
  margin-right: auto;
  text-align: left;
}

.section-kicker {
  display: block;
  position: relative;
  z-index: 1;
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
  padding: 0;
  border: none;
  border-radius: 0;
  background: none;
}

.section-kicker::after {
  content: "";
  display: block;
  width: 3rem;
  height: 1px;
  margin-top: var(--space-3);
  background: var(--color-border-hover);
  opacity: 1;
}

.section-display-title {
  position: relative;
  z-index: 1;
  font-family: var(--font-display);
  font-size: clamp(2.1rem, 4.8vw, 3.75rem);
  font-weight: 600;
  letter-spacing: -0.03em;
  line-height: 1.08;
  color: var(--color-text);
  margin-bottom: var(--space-4);
  text-transform: none;
  text-shadow: none;
  max-width: min(100%, 28rem);
}

.section-lead {
  position: relative;
  z-index: 1;
  font-family: var(--font-sans);
  font-size: var(--font-size-lg);
  line-height: 1.65;
  color: var(--color-text-muted);
  margin-bottom: 0;
  max-width: 36rem;
  font-weight: 400;
}

.about-prose {
  position: relative;
  z-index: 1;
  max-width: 40rem;
  padding-left: var(--space-5);
  border-left: 2px solid rgba(63, 169, 245, 0.35);
}

.about-prose p {
  margin-bottom: var(--space-4);
  font-size: var(--font-size-base);
  line-height: 1.75;
  color: var(--color-text-body);
}

.about-prose p:last-child {
  margin-bottom: 0;
}

.glass-panel {
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: var(--radius-lg);
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.1) 0%,
    rgba(255, 255, 255, 0.03) 45%,
    rgba(63, 169, 245, 0.06) 100%
  );
  backdrop-filter: blur(18px) saturate(1.3);
  -webkit-backdrop-filter: blur(18px) saturate(1.3);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.1),
    0 12px 40px rgba(0, 0, 0, 0.35);
}

.liquid-glass-elast {
  position: relative;
  overflow: hidden;
  transition:
    transform 0.55s cubic-bezier(0.34, 1.35, 0.64, 1),
    border-color 0.45s ease,
    box-shadow 0.45s ease;
}

.liquid-glass-elast::before {
  display: block;
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.14) 0%,
    transparent 42%,
    rgba(63, 169, 245, 0.1) 100%
  );
  pointer-events: none;
  opacity: 0.55;
  z-index: 0;
}

.liquid-glass-elast:hover {
  transform: translateY(-3px);
  border-color: rgba(255, 255, 255, 0.22);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 16px 48px rgba(0, 0, 0, 0.42),
    0 0 24px rgba(63, 169, 245, 0.08);
}

.liquid-glass-elast:active,
.liquid-glass-elast.is-tap-active {
  transform: translateY(-2px);
  border-color: rgba(63, 169, 245, 0.45);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 12px 36px rgba(0, 0, 0, 0.4),
    0 0 20px rgba(63, 169, 245, 0.16);
}

@media (hover: none) {
  .liquid-glass-elast:hover {
    transform: none;
    border-color: rgba(255, 255, 255, 0.14);
    box-shadow:
      inset 0 1px 0 rgba(255, 255, 255, 0.1),
      0 12px 40px rgba(0, 0, 0, 0.35);
  }
}

.systems-capability-grid .liquid-glass-elast > * {
  position: relative;
  z-index: 1;
}

.patent-feature-card.liquid-glass-elast .patent-feature-card__body,
.patent-feature-card.liquid-glass-elast .patent-feature-card__media {
  position: relative;
  z-index: 1;
}

.glass-panel--inset {
  padding: var(--space-6);
  margin-top: var(--space-6);
}

.about-glass-copy p {
  margin-bottom: var(--space-4);
  font-size: var(--font-size-base);
  line-height: 1.7;
}

.about-glass-copy p:last-child {
  margin-bottom: 0;
}

/* About — left heading + prose (Products/Founders style) */
.about-layout {
  display: block;
  width: 100%;
  max-width: 100%;
}

.about-layout--prose .about-layout__copy {
  min-width: 0;
  max-width: min(46rem, 100%);
  margin-left: 0;
  margin-right: auto;
}

.about-layout--prose .about-layout__copy p {
  text-align: justify;
  text-align-last: left;
}

.about-layout__stats {
  display: none !important;
}

.about-stat-card__value {
  margin: 0 0 0.35rem;
  font-family: var(--font-display);
  font-size: clamp(1.15rem, 1.4vw + 0.7rem, 1.65rem);
  font-weight: 700;
  letter-spacing: 0.02em;
  color: var(--color-text);
  line-height: 1.15;
}

.about-stat-card__label {
  margin: 0;
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 0.2vw + 0.6rem, 0.75rem);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

@media (max-width: 900px) {
  .about-layout {
    grid-template-columns: 1fr;
  }

  .about-layout__stats {
    grid-template-columns: 1fr;
  }
}

.systems-capability-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--fluid-gap);
  align-items: stretch;
}

.systems-capability-grid .capability-card {
  min-height: 10.5rem;
  display: flex;
  flex-direction: column;
  height: 100%;
}

.capability-card {
  padding: var(--space-5);
}

.capability-card p {
  font-size: var(--font-size-sm);
  line-height: 1.65;
  margin: 0;
  margin-top: auto;
  color: var(--color-text-body);
}

.capability-card--span {
  grid-column: 1 / -1;
}

.capability-card__title {
  font-size: var(--font-size-lg);
  font-family: var(--font-display);
  font-weight: 600;
  letter-spacing: -0.02em;
  text-transform: none;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

#products .product-carousel-container {
  margin-top: var(--space-2);
}

.patent-showcase-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-6);
}

/* Patent carousel — one card on phone, two on desktop */
.patent-carousel-container {
  position: relative;
  display: flex;
  flex-direction: column;
  align-items: stretch;
  gap: var(--space-3);
  width: 100%;
}

.patent-carousel-nav {
  display: none;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
}

.patent-carousel-nav .patent-carousel-arrow {
  position: static;
  top: auto;
  left: auto;
  right: auto;
  transform: none;
  margin: 0;
}

.patent-carousel-track-wrapper {
  flex: 1;
  min-width: 0;
  overflow: hidden;
}

.patent-carousel-track {
  display: flex;
  align-items: stretch;
  transition: transform var(--duration-deliberate) var(--ease-out-quint);
}

.patent-carousel-track .patent-feature-card {
  flex: 0 0 100%;
  max-width: 100%;
  box-sizing: border-box;
}

@media (min-width: 769px) {
  .patent-carousel-container {
    flex-direction: row;
    align-items: center;
    gap: var(--space-4);
  }

  .patent-carousel-container .patent-carousel-arrow,
  .patent-carousel-nav {
    display: none;
  }

  .patent-carousel-track {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--space-6);
    transform: none !important;
    will-change: auto;
  }

  .patent-carousel-track .patent-feature-card {
    flex: none;
    max-width: none;
  }
}

.patent-feature-card {
  display: flex;
  flex-direction: column;
  overflow: hidden;
  padding: 0;
}

.patent-feature-card__media {
  cursor: pointer;
  border-bottom: var(--border-thin) solid var(--color-border);
  background: var(--color-neutral-dark);
  position: relative;
  z-index: 2;
}

.patent-feature-card__media img {
  display: block;
  width: 100%;
  height: auto;
  max-height: 168px;
  object-fit: cover;
}

.patent-feature-card__body {
  padding: var(--space-4);
  display: flex;
  flex-direction: column;
  flex: 1;
}

.patent-feature-card__copy {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  margin-bottom: var(--space-4);
  flex: 1;
}

.patent-feature-card__meta {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
  margin-top: var(--space-2);
}

.badge.patent-status {
  color: var(--accent);
  border-color: rgba(63, 169, 245, 0.35);
  background: rgba(63, 169, 245, 0.08);
}

.patent-feature-card__title {
  font-size: var(--font-size-2xl);
  margin-bottom: var(--space-1);
}

.patent-feature-card__subtitle {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: var(--space-3);
}

.patent-feature-card__meta-line {
  margin: var(--space-2) 0 var(--space-3);
  font-size: 10px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(240, 242, 245, 0.92);
  line-height: 1.6;
}

.patent-meta-sep {
  color: rgba(255, 255, 255, 0.35);
}

.patent-feature-card__link {
  background: none;
  border: none;
  padding: 0;
  color: rgba(235, 238, 242, 0.9);
  font-size: 10px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  cursor: pointer;
  min-height: 44px;
  display: inline-flex;
  align-items: center;
}

.patent-feature-card__link:hover {
  color: #ffffff;
}

.patent-brief-card {
  display: flex;
  flex-direction: row;
  align-items: center;
  justify-content: flex-start;
  gap: 0.75rem;
  width: 100%;
  margin-top: var(--space-3);
  padding: 0.65rem 0.85rem;
  text-decoration: none;
  color: rgba(235, 238, 242, 0.92);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-lg);
  background: linear-gradient(
    180deg,
    rgba(255, 255, 255, 0.05) 0%,
    rgba(8, 14, 22, 0.55) 100%
  );
  transition:
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease;
  min-height: 44px;
}

.patent-brief-card:hover,
.patent-brief-card:focus-visible {
  border-color: rgba(74, 222, 128, 0.45);
  outline: none;
  transform: translateY(-1px);
}

.patent-brief-card .spec-dl-btn {
  pointer-events: none;
  margin: 0;
}

.patent-brief-card__label {
  font-size: 0.625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: left;
}

.founders-cta-solid {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: min(100%, 18rem);
  min-height: 56px;
  padding: 0.95rem 2.75rem;
  margin: 0;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  font-family: var(--font-sans);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: #121417;
  background: linear-gradient(
    180deg,
    #f4f6f8 0%,
    #d8dde3 35%,
    #aeb6c0 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 8px 22px rgba(0, 0, 0, 0.35);
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: none;
  appearance: none;
  transition:
    filter 0.2s ease,
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.founders-cta-solid__desktop {
  display: inline;
}

.founders-cta-solid__mobile {
  display: none;
}

@media (max-width: 768px) {
  .founders-cta-solid__desktop {
    display: none;
  }

  .founders-cta-solid__mobile {
    display: inline;
  }

  .founders-cta-solid {
    width: min(100%, 18rem);
    min-height: 52px;
  }
}

.founders-cta-solid:hover,
.founders-cta-solid:focus-visible {
  filter: brightness(1.08);
  transform: scale(1.03);
  outline: none;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.9),
    0 10px 26px rgba(0, 0, 0, 0.4);
}

.founders-cta-solid:active {
  transform: translateY(1px) scale(0.98);
}

.founders-cta-solid--nav {
  min-width: auto;
  min-height: 40px;
  height: 40px;
  padding: 0 1.15rem;
  font-size: 0.6875rem;
  letter-spacing: 0.1em;
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.85),
    0 4px 14px rgba(0, 0, 0, 0.28);
}

.founders-cta-solid--nav:hover,
.founders-cta-solid--nav:focus-visible {
  filter: brightness(1.08);
  transform: scale(1.03);
}

.partner-logo-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: var(--space-4);
  padding: 0;
  margin-bottom: var(--space-6);
  background: none;
  border: none;
  box-shadow: none;
  backdrop-filter: none;
}

.partner-logo-strip--five {
  grid-template-columns: repeat(5, minmax(0, 1fr));
}

@media (max-width: 1100px) {
  .partner-logo-strip--five {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.partner-logo-cell {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  justify-content: center;
  gap: var(--space-1);
  padding: var(--space-5);
  min-height: 88px;
  border: var(--border-thin) solid rgba(255, 255, 255, 0.06);
  border-radius: var(--radius-lg);
  background: rgba(12, 14, 18, 0.65);
}

.partner-logo-cell__name {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
}

.partner-logo-cell__detail {
  font-family: var(--font-mono);
  font-size: 10px;
  color: var(--color-text-muted);
  letter-spacing: 0.04em;
}

.collab-detail-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-5);
}

.collab-detail-grid--single {
  grid-template-columns: 1fr;
  max-width: 48rem;
}

.collab-detail-card {
  padding: var(--space-5);
}

.collab-detail-card p {
  font-size: var(--font-size-sm);
  line-height: 1.7;
  margin: 0;
}

.contact-engineering-panel {
  margin-bottom: var(--space-5);
}

.contact-slide-right .slide-content {
  min-height: 100%;
  display: flex;
  flex-direction: column;
}

.contact-form-headline {
  font-family: var(--font-display);
  font-size: clamp(1.25rem, 2.2vw, 1.65rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text);
  margin: 0 0 var(--space-3);
}

.contact-form-headline--compact {
  font-size: var(--font-size-lg);
  margin-bottom: var(--space-4);
}

.contact-engineering-eyebrow {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(220, 224, 230, 0.75);
  margin-bottom: var(--space-2);
}

.contact-engineering-title {
  font-family: var(--font-display);
  font-size: clamp(1.35rem, 2.5vw, 1.75rem);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
  color: var(--color-text);
  margin-bottom: var(--space-3);
}

.contact-engineering-lead {
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-body);
  margin-bottom: var(--space-4);
}

.contact-engineering-list {
  margin: 0;
  padding-left: 1.1rem;
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  line-height: 1.55;
}

.contact-form-fields .form-group + .form-group {
  margin-top: var(--space-3);
}

.rfq-success-panel {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: var(--space-6) var(--space-2);
}

.rfq-success-panel.is-revealing {
  animation: contact-success-genie 0.55s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes contact-success-genie {
  0% {
    opacity: 0;
    transform: scale(0.96) translateY(12px);
  }
  100% {
    opacity: 1;
    transform: none;
  }
}

.rfq-success-type {
  font-family: var(--font-mono);
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: rgba(228, 232, 238, 0.9);
  min-height: 1.5rem;
  margin: 0 0 var(--space-4);
  opacity: 0;
  transform: translateY(8px);
}

.rfq-success-type.is-in {
  animation: rfq-success-fade-up 0.45s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

.rfq-success-panel__title,
.rfq-success-panel__text,
.rfq-success-panel__btn {
  opacity: 0;
  transform: translateY(14px);
}

.rfq-success-panel__title.is-in,
.rfq-success-panel__text.is-in,
.rfq-success-panel__btn.is-in {
  animation: rfq-success-fade-up 0.5s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes rfq-success-fade-up {
  0% {
    opacity: 0;
    transform: translateY(14px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
  }
}

.rfq-success-panel__icon--waiting {
  opacity: 0;
  transform: scale(0.2);
  pointer-events: none;
}

.rfq-success-panel__icon--pop {
  animation: contact-success-pop 0.7s cubic-bezier(0.34, 1.45, 0.64, 1) forwards;
}

.rfq-success-panel__icon--pop .rfq-success-panel__ring {
  animation: rfq-success-ring 1.1s ease-out 0.15s both;
}

.rfq-success-panel__icon--glow {
  animation:
    contact-success-pop 0.7s cubic-bezier(0.34, 1.45, 0.64, 1) forwards,
    rfq-success-glow 2.4s ease-in-out 0.7s infinite;
}

@keyframes contact-success-pop {
  0% {
    opacity: 0;
    transform: scale(0.2);
  }
  55% {
    opacity: 1;
    transform: scale(1.12);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes rfq-success-ring {
  0% {
    opacity: 0.7;
    transform: scale(0.7);
  }
  100% {
    opacity: 0;
    transform: scale(1.85);
  }
}

@keyframes rfq-success-glow {
  0%,
  100% {
    box-shadow:
      inset 0 1px 0 rgba(220, 255, 235, 0.45),
      inset 0 -3px 10px rgba(0, 48, 28, 0.55),
      0 0 18px rgba(72, 230, 140, 0.4),
      0 0 36px rgba(40, 160, 90, 0.2);
  }
  50% {
    box-shadow:
      inset 0 1px 0 rgba(220, 255, 235, 0.55),
      inset 0 -3px 10px rgba(0, 48, 28, 0.55),
      0 0 28px rgba(72, 230, 140, 0.65),
      0 0 56px rgba(40, 160, 90, 0.35);
  }
}

.contact-mobile-intro {
  display: none;
  margin-bottom: var(--space-4);
}

.contact-engineering-title--compact {
  font-size: var(--font-size-lg);
  margin-bottom: 0;
}

.rfq-success-panel__icon {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3.5rem;
  height: 3.5rem;
  border-radius: 50%;
  color: var(--color-text);
  border: 1px solid rgba(255, 255, 255, 0.18);
  background: radial-gradient(circle at 30% 25%, rgba(255, 255, 255, 0.2), rgba(40, 40, 44, 0.6));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.15);
  margin-bottom: var(--space-4);
}

.rfq-success-panel__ring {
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 2px solid rgba(125, 255, 192, 0.65);
  pointer-events: none;
  opacity: 0;
}

.rfq-success-panel__icon--neon {
  color: #7dffc0;
  border: 1px solid rgba(109, 255, 176, 0.55);
  background: linear-gradient(
    145deg,
    rgba(160, 255, 210, 0.55) 0%,
    rgba(48, 200, 120, 0.45) 38%,
    rgba(12, 80, 52, 0.85) 100%
  );
  box-shadow:
    inset 0 1px 0 rgba(220, 255, 235, 0.45),
    inset 0 -3px 10px rgba(0, 48, 28, 0.55),
    0 0 22px rgba(72, 230, 140, 0.5),
    0 0 44px rgba(40, 160, 90, 0.25);
}

.rfq-success-panel__icon--neon svg {
  position: relative;
  z-index: 1;
  filter: drop-shadow(0 0 5px rgba(109, 255, 176, 0.95)) drop-shadow(0 0 12px rgba(64, 220, 120, 0.55));
}

.form-footnote {
  font-size: var(--font-size-xs);
  color: var(--color-text-subtle);
  margin-bottom: var(--space-4);
}

.contact-submit-btn {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-weight: 600;
}

.rfq-success-panel__title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

.rfq-success-panel__text {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-5);
  line-height: 1.6;
  max-width: 22rem;
}

.rfq-success-panel__btn {
  width: auto;
  min-width: 11rem;
  min-height: 48px;
}

.drawer-panel-label {
  font-family: var(--font-sans);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-muted);
}

.drawer-trl {
  display: inline-block;
  font-size: var(--font-size-xs);
  font-weight: 600;
  font-family: var(--font-mono);
  letter-spacing: 0.06em;
  color: rgba(210, 216, 224, 0.85);
  margin-bottom: var(--space-2);
}

.drawer-title {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin-bottom: var(--space-1);
  letter-spacing: -0.02em;
}

.drawer-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
  margin-bottom: var(--space-4);
}

.drawer-section-heading {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  font-weight: 500;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(220, 224, 230, 0.85);
  margin-bottom: var(--space-3);
}

.drawer-founder-profile__name {
  font-family: var(--font-display);
  font-size: var(--font-size-2xl);
  font-weight: 600;
  margin: 0 0 var(--space-1);
  color: var(--color-text);
}

.drawer-founder-profile__role {
  margin: 0;
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: rgba(200, 206, 214, 0.88);
}

.drawer-glass-panel {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(
    155deg,
    rgba(255, 255, 255, 0.09) 0%,
    rgba(18, 18, 22, 0.55) 48%,
    rgba(8, 8, 10, 0.75) 100%
  );
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  line-height: 1.55;
  color: var(--color-text-body);
}

.drawer-glass-panel p {
  margin: 0 0 var(--space-2);
}

.drawer-glass-panel p:last-child {
  margin-bottom: 0;
}

.drawer-glass-panel__label {
  display: block;
  margin-bottom: 0.2rem;
  font-size: 9px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: rgba(255, 255, 255, 0.45);
}

.drawer-founder-profile__block {
  margin-top: var(--space-5);
}

.drawer-founder-profile__body {
  margin: 0;
  font-size: var(--font-size-sm);
  line-height: 1.65;
  color: var(--color-text-body);
}

.drawer-founder-profile__list {
  margin: 0;
  padding: 0;
  list-style: none;
}

.drawer-founder-profile__list-item {
  position: relative;
  padding-left: 1rem;
  margin-bottom: var(--space-2);
  font-size: var(--font-size-sm);
  line-height: 1.55;
  color: var(--color-text-body);
}

.drawer-founder-profile__list-item::before {
  content: '';
  position: absolute;
  left: 0;
  top: 0.55em;
  width: 4px;
  height: 4px;
  border-radius: 1px;
  background: rgba(255, 255, 255, 0.55);
}

.drawer-glass-callout {
  margin-top: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(12, 16, 24, 0.55) 100%
  );
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
}

.drawer-glass-callout__label {
  font-family: var(--font-mono);
  font-size: var(--font-size-xs);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--accent);
  margin: 0 0 var(--space-2);
}

.drawer-glass-callout__text {
  font-size: var(--font-size-sm);
  line-height: 1.55;
  color: var(--color-text-body);
  margin: 0;
}

.drawer-section--compact {
  margin-top: var(--space-5);
}

.drawer-specs-table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-xs);
  line-height: 1.45;
}

.drawer-specs-table td {
  padding: var(--space-2) 0;
  border-bottom: var(--border-thin) solid var(--color-border);
  color: var(--color-text-body);
  vertical-align: top;
}

.drawer-specs-table td:last-child {
  text-align: right;
  color: var(--color-text);
  max-width: 52%;
}

.drawer-spec-bullets {
  margin: 0;
  padding-left: 1.1rem;
  font-size: var(--font-size-sm);
  line-height: 1.6;
  color: var(--color-text-body);
}

.drawer-spec-bullets li {
  margin-bottom: var(--space-2);
}

.drawer-spec-bullets li:last-child {
  margin-bottom: 0;
}

.drawer-body-text {
  font-size: var(--font-size-sm);
  line-height: 1.65;
  color: var(--color-text-body);
  margin: 0;
}

.drawer-section--prose {
  margin-top: var(--space-5);
}

.drawer-enquiry-wrap {
  margin-top: var(--space-6);
  padding-top: var(--space-4);
  border-top: var(--border-thin) solid var(--color-border);
}

.drawer-enquiry-cta {
  display: inline-flex;
}

.drawer-enquiry-cta.btn-enquiry-pill {
  color: #1a1a1a;
}

.drawer-content .specs-table {
  font-family: var(--font-sans) !important;
  font-size: var(--font-size-xs) !important;
}

@media (max-width: 900px) {
  .contact-engineering-panel {
    display: none;
  }

  .contact-mobile-intro {
    display: block;
  }

  .contact-engineering-lead,
  .contact-engineering-list {
    display: none;
  }

  .contact-engineering-title {
    font-size: var(--font-size-lg);
  }

  .contact-slide-left {
    padding-top: calc(52px + var(--space-2));
  }

  .cta-shine-ring--continuous::before {
    animation-duration: 3.2s;
  }
}

@media (max-width: 900px) {
  .systems-capability-grid,
  .patent-showcase-grid,
  .collab-detail-grid {
    grid-template-columns: 1fr;
  }

  .partner-logo-strip {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .section-display-title {
    max-width: none;
  }
}

@media (max-width: 480px) {
  .partner-logo-strip {
    grid-template-columns: 1fr;
  }
}

/* Collaboration marquee — 5 cards desktop */
.collab-marquee {
  --collab-card-width: 11.5rem;
  --collab-card-gap: var(--space-3);
  overflow: hidden;
  width: 100%;
  max-width: calc(5 * var(--collab-card-width) + 4 * var(--collab-card-gap));
  margin-inline: 0;
  padding: var(--space-2) 0;
  -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 3%, #000 97%, transparent 100%);
  mask-image: linear-gradient(90deg, transparent 0, #000 3%, #000 97%, transparent 100%);
}

.collab-marquee__set {
  display: flex;
  gap: var(--collab-card-gap);
  padding-right: var(--collab-card-gap);
}

.collab-glass-card {
  position: relative;
  width: var(--collab-card-width);
  flex-shrink: 0;
  min-height: 10rem;
  height: 10rem;
  box-sizing: border-box;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  padding: var(--space-4) var(--space-3) var(--space-3);
  border-radius: 12px;
  overflow: hidden;
  background: linear-gradient(
    145deg,
    rgba(255, 255, 255, 0.14) 0%,
    rgba(255, 255, 255, 0.05) 38%,
    rgba(63, 169, 245, 0.1) 100%
  );
  backdrop-filter: blur(20px) saturate(1.45);
  -webkit-backdrop-filter: blur(20px) saturate(1.45);
  border: 1px solid rgba(255, 255, 255, 0.2);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    inset 0 -1px 0 rgba(0, 0, 0, 0.15),
    0 14px 36px rgba(0, 0, 0, 0.38);
  text-align: center;
  transition:
    transform 0.45s cubic-bezier(0.34, 1.35, 0.64, 1),
    border-color 0.35s var(--ease-decelerate),
    box-shadow 0.35s var(--ease-decelerate);
}

.collab-glass-card::before {
  display: block;
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(
    120deg,
    rgba(255, 255, 255, 0.28) 0%,
    transparent 42%,
    rgba(63, 169, 245, 0.12) 100%
  );
  pointer-events: none;
  opacity: 0.55;
  z-index: 0;
}

.collab-glass-card::after {
  display: none;
}

.collab-marquee__track {
  display: flex;
  width: max-content;
  animation: collab-marquee-scroll 22s linear infinite;
}

.collab-marquee.is-paused .collab-marquee__track,
.collab-marquee__track.is-paused {
  animation-play-state: paused;
}

.collab-glass-card > * {
  position: relative;
  z-index: 1;
}

.collab-glass-card:hover {
  transform: translateY(-4px);
  border-color: rgba(255, 255, 255, 0.32);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.28),
    0 18px 44px rgba(0, 0, 0, 0.45),
    0 0 28px rgba(63, 169, 245, 0.1);
}

.collab-marquee__set .collab-glass-card:nth-child(2),
.collab-marquee__set .collab-glass-card:nth-child(3),
.collab-marquee__set .collab-glass-card:nth-child(4),
.collab-marquee__set .collab-glass-card:nth-child(5) {
  animation-delay: 0;
}

.collab-glass-card__visual {
  width: 4.5rem;
  height: 4.5rem;
  margin: 0 auto var(--space-3);
  border-radius: 18px 8px 18px 8px;
  background: linear-gradient(160deg, rgba(0, 0, 0, 0.45), rgba(16, 28, 48, 0.65));
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(63, 169, 245, 0.22);
}

.collab-glass-card__visual img {
  width: 3.25rem;
  height: 3.25rem;
  object-fit: contain;
}

.collab-glass-card__name {
  font-family: var(--font-display);
  font-size: var(--font-size-base);
  font-weight: 600;
  color: var(--color-text);
  margin-bottom: var(--space-1);
  line-height: 1.2;
}

.collab-glass-card__detail {
  font-size: 0.75rem;
  line-height: 1.4;
  color: var(--color-text-body);
  margin: 0;
}

.collab-glass-card__points,
.collab-partner-row__points {
  list-style: none;
  margin: 0;
  padding: 0;
  text-align: left;
}

.collab-glass-card__points li,
.collab-partner-row__points li {
  position: relative;
  padding-left: 0.875rem;
  font-size: 0.6875rem;
  line-height: 1.45;
  color: var(--color-text-body);
  margin-bottom: 0.2rem;
}

.collab-glass-card__points li:last-child,
.collab-partner-row__points li:last-child {
  margin-bottom: 0;
}

.collab-glass-card__points li::before,
.collab-partner-row__points li::before {
  content: "•";
  position: absolute;
  left: 0;
  top: 0;
  color: rgba(63, 169, 245, 0.9);
  font-size: 0.75rem;
  line-height: 1.45;
}

@keyframes collab-marquee-scroll {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

@keyframes collab-card-float {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-5px); }
}

.nav-cta--mobile {
  display: none;
  align-items: center;
}

.btn-enquiry-compact {
  font-size: var(--font-size-xs) !important;
  padding: var(--space-2) var(--space-3) !important;
  min-height: 2.75rem;
  white-space: nowrap;
}

.contact-submit-btn--pulse {
  position: relative;
  overflow: hidden;
  isolation: isolate;
}

.contact-submit-btn--pulse::after {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  width: 45%;
  height: 100%;
  border-radius: 5px;
  background: linear-gradient(105deg, transparent, rgba(255, 255, 255, 0.28), transparent);
  transform: translateX(-180%);
  opacity: 0;
  pointer-events: none;
}

.contact-submit-btn--pulse:hover::after,
.contact-submit-btn--pulse:focus-visible::after {
  opacity: 1;
  animation: submit-shimmer 2.6s ease-in-out infinite;
}

.contact-overlay.contact-overlay--success .contact-submit-btn--pulse::after {
  animation: none !important;
  opacity: 0 !important;
}

@keyframes submit-shimmer {
  0%, 62% { transform: translateX(-180%); }
  100% { transform: translateX(320%); }
}

@media (max-width: 768px) {
  .nav-cta--mobile.mobile-only {
    display: none !important;
  }

  .collab-marquee {
    --collab-card-width: clamp(10rem, 72vw, 11.25rem);
    max-width: calc(var(--collab-card-width) + 1.5rem);
    -webkit-mask-image: linear-gradient(90deg, transparent 0, #000 4%, #000 96%, transparent 100%);
    mask-image: linear-gradient(90deg, transparent 0, #000 4%, #000 96%, transparent 100%);
  }

  .collab-marquee__track {
    animation-duration: 18s;
  }

  .collab-glass-card {
    width: var(--collab-card-width);
  }

  /* collab-stage width fix moved to guerin-responsive.css */

  /* No idle shimmer on touch — avoids “moving line” while filling the form */
  .contact-submit-btn--pulse::after {
    display: none;
  }

  .contact-submit-btn--pulse:active::after {
    display: block;
    opacity: 0.85;
    animation: submit-shimmer 1.4s ease-out 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .collab-marquee__track,
  .collab-glass-card,
  .collab-stage__ambient,
  .collab-stage__sheen::after,
  .contact-submit-btn--pulse::after,
  .contact-slide::before,
  .contact-slide::after,
  .contact-overlay.is-active::before,
  .rfq-success-panel.is-revealing,
  .rfq-success-panel__icon--pop,
  .rfq-success-panel__icon--glow,
  .rfq-success-panel__icon--pop .rfq-success-panel__ring,
  .rfq-success-type.is-in,
  .rfq-success-panel__title.is-in,
  .rfq-success-panel__text.is-in,
  .rfq-success-panel__btn.is-in {
    animation: none !important;
  }

  .rfq-success-panel__icon--waiting {
    opacity: 1;
    transform: none;
  }

  .rfq-success-type,
  .rfq-success-panel__title,
  .rfq-success-panel__text,
  .rfq-success-panel__btn {
    opacity: 1 !important;
    transform: none !important;
  }
}

.site-section.site-section--collab-dark .section-eyebrow {
  font-size: clamp(2.15rem, 4vw, 3.5rem);
  letter-spacing: 0.07em;
}

.collab-stage {
  position: relative;
  margin-top: 0;
  padding: var(--space-4) 0 var(--space-2);
  border-radius: 0;
  isolation: isolate;
  background: transparent;
  border: none;
}

.collab-stage__ambient,
.collab-stage__sheen {
  display: none;
}

.collab-stage .collab-marquee,
.collab-stage .collab-partner-stack {
  position: relative;
  z-index: 1;
}

@keyframes collab-ambient-pulse {
  from { opacity: 0.65; transform: scale(0.98); }
  to { opacity: 1; transform: scale(1.02); }
}

@keyframes collab-sheen-sweep {
  0%, 42% { transform: translateX(0) rotate(8deg); opacity: 0; }
  50% { opacity: 1; }
  58%, 100% { transform: translateX(220%) rotate(8deg); opacity: 0; }
}

.collab-glass-card__visual--logo {
  width: 100%;
  max-width: 8.5rem;
  margin: 0 auto var(--space-2);
  border-radius: 8px;
  background: var(--collab-logo-plate);
  border: 1px solid rgba(0, 0, 0, 0.08);
  padding: var(--space-2);
  min-height: 3.75rem;
  height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: visible;
  box-shadow: none;
  position: relative;
  z-index: 1;
}

.collab-glass-card__visual--logo-on-dark {
  background: var(--collab-logo-plate);
  border-color: rgba(0, 0, 0, 0.08);
}

.collab-glass-card__visual--logo img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 2.5rem;
  object-fit: contain;
  object-position: center;
  background: #ffffff;
  display: block;
}

/* Mobile: static partner list (clear logos + hierarchy) */
.collab-partner-stack {
  display: none;
  list-style: none;
  margin: var(--space-6) 0 0;
  padding: 0;
  gap: var(--space-3);
}

.collab-partner-row {
  display: flex;
  align-items: center;
  gap: var(--space-4);
  padding: var(--space-4);
  border-radius: var(--radius-md);
}

.collab-partner-row--glass {
  background: linear-gradient(
    135deg,
    rgba(255, 255, 255, 0.08) 0%,
    rgba(255, 255, 255, 0.02) 35%,
    rgba(10, 14, 20, 0.5) 100%
  );
  backdrop-filter: blur(20px) saturate(1.2);
  -webkit-backdrop-filter: blur(20px) saturate(1.2);
  border: 1px solid rgba(255, 255, 255, 0.12);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    0 12px 28px rgba(0, 0, 0, 0.32);
}

.collab-partner-row__logo--dark,
.collab-partner-row__logo--iisc {
  background: var(--collab-logo-plate);
  border-color: rgba(0, 0, 0, 0.06);
}

.collab-partner-row__logo {
  flex: 0 0 5.5rem;
  width: 5.5rem;
  min-height: 3.25rem;
  height: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--collab-logo-plate);
  border-radius: var(--radius-standard);
  padding: var(--space-2);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: none;
  overflow: visible;
}

.collab-partner-row__logo img {
  width: auto;
  height: auto;
  max-width: 100%;
  max-height: 2.5rem;
  object-fit: contain;
  object-position: center;
  background: #ffffff;
  display: block;
}

.collab-partner-row__text {
  flex: 1;
  min-width: 0;
  text-align: left;
}

.collab-partner-row__name {
  font-family: var(--font-display);
  font-size: var(--font-size-sm);
  font-weight: 600;
  color: var(--color-text);
  margin: 0 0 var(--space-1);
  line-height: 1.25;
}

.collab-partner-row__detail {
  margin: 0;
  font-size: var(--font-size-xs);
  line-height: 1.45;
  color: var(--color-text-muted);
}

@media (max-width: 768px) {
  .collab-marquee--motion {
    display: block;
  }

  .collab-partner-stack {
    display: none !important;
  }
}

@media (min-width: 769px) {
  .collab-partner-stack {
    display: none;
  }
}

@media (max-width: 768px) {
  .nav-link.is-active::after {
    display: none;
  }

  .nav-menu.is-mobile-open .nav-link.is-active {
    color: var(--color-text);
  }

  .mission-telemetry {
    margin-top: var(--space-2);
  }
}

@media (prefers-reduced-motion: reduce) {
  html {
    scroll-behavior: auto;
  }

  .collab-marquee__track {
    animation: none;
  }
}

@media (prefers-reduced-motion: no-preference) {
  .site-section.section-reveal-ready {
    opacity: 0;
    transform: translateY(1.25rem);
    transition:
      opacity 0.65s var(--ease-decelerate),
      transform 0.65s var(--ease-decelerate);
  }

  .site-section.is-section-visible {
    opacity: 1;
    transform: translateY(0);
  }
}

@media (max-width: 768px) and (prefers-reduced-motion: no-preference) {
  .hero-buttons-container {
    opacity: 1;
    transform: none;
  }

  #hero-enquiry-btn {
    width: 100%;
    max-width: 18rem;
  }
}

@media (min-width: 769px) {
  .hero-buttons-container:not(.is-active) {
    opacity: 0;
    transform: translateY(15px);
  }
}

/* ── DESKTOP: each nav target is one full page ── */
@media (min-width: 769px) {
  html {
    scroll-snap-type: y proximity;
    scroll-padding-top: 0;
  }

  #home.hero-seq {
    min-height: 0;
    height: auto;
    scroll-snap-align: none;
    scroll-snap-stop: normal;
  }

  #about,
  #systems,
  #products,
  #collaborations,
  #founders {
    min-height: 100vh;
    min-height: 100dvh;
    height: 100dvh;
    max-height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
    scroll-snap-align: start;
    scroll-snap-stop: normal;
    scroll-margin-top: 0;
    padding-top: var(--section-pad-top);
    padding-bottom: var(--section-pad-bottom);
  }

  #patents {
    min-height: 100vh;
    min-height: 100dvh;
    height: 100dvh;
    max-height: 100dvh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    justify-content: center;
    box-sizing: border-box;
    scroll-snap-align: start;
    scroll-snap-stop: normal;
    scroll-margin-top: 0;
    padding-top: var(--section-pad-top);
    padding-bottom: var(--section-pad-bottom);
  }

  #about.about-stage {
    scroll-snap-align: start;
    scroll-snap-stop: normal;
    scroll-margin-top: 0;
    padding: 0 !important;
    height: 100dvh;
    min-height: 100dvh;
    max-height: 100dvh;
    overflow: hidden;
  }

  #systems,
  #products,
  #collaborations {
    position: relative;
    isolation: isolate;
    overflow: hidden;
  }

  #about .container,
  #systems .container,
  #products .container,
  #collaborations .container,
  #founders .container {
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
  }

  #patents .container {
    flex: 1 1 auto;
    width: 100%;
    min-height: 0;
  }

  #patents .patent-carousel-container {
    flex: 0 1 auto;
    min-height: 0;
    margin-top: 0.5rem;
  }
}

/* ── Section responsive upgrades (About / Systems / Products / Patents / Founders) ── */
@media (min-width: 769px) and (max-width: 1024px) {
  .product-carousel-container.is-static-grid .carousel-arrow,
  .product-carousel-container.is-static-grid .product-nav-in-slide,
  .product-carousel-container.is-static-grid .carousel-hint--in-card {
    display: none !important;
  }

  .product-carousel-container.is-static-grid .product-carousel-track-wrapper {
    overflow: visible;
  }

  .product-carousel-container.is-static-grid .product-carousel-track {
    display: grid !important;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--fluid-gap);
    transform: none !important;
    width: 100%;
  }

  .product-carousel-container.is-static-grid .product-slide {
    flex: none;
    max-width: none;
    width: 100%;
  }
}

@media (max-width: 768px) {
  #patents.section-fullscreen,
  #founders.section-fullscreen {
    scroll-snap-stop: normal;
  }

  .systems-capability-grid {
    grid-template-columns: 1fr !important;
  }

  .patent-feature-card__link {
    display: flex !important;
    width: 100%;
    justify-content: center;
    align-items: center;
    min-height: 48px;
    padding: 0.75rem 1rem;
    margin-top: var(--space-2);
    border: 1px solid rgba(255, 255, 255, 0.18);
    border-radius: var(--radius-md);
    background: rgba(255, 255, 255, 0.04);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
  }

  .founders-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 0.75rem !important;
  }

  .founder-card__media {
    aspect-ratio: 3 / 4;
    min-height: 8.5rem;
    max-height: 13rem;
  }

  .founder-unit,
  .founder-card {
    max-width: 100%;
    margin-inline: 0;
    padding-top: 0;
  }

  .founders-section-cta {
    width: 100%;
    margin-top: 1.75rem;
    margin-bottom: 0;
  }

  .founders-cta-solid {
    width: min(100%, 20rem);
  }
}

@media (max-width: 480px) {
  .about-layout,
  .about-layout__stats {
    grid-template-columns: 1fr;
  }

  .about-stat-card {
    width: 100%;
  }

  .product-slide,
  .capability-card,
  .patent-feature-card,
  .founder-unit {
    max-width: 100%;
  }
}

/* ── FOUNDERS LIGHT THEME ── */
#founders.founders-section--light {
  --founder-ink: #111111;
  --founder-muted: #666666;
  --founder-accent: #3FA9F5;
  --founder-paper: #ffffff;
  --founder-page: #FAFAFA;
  background: var(--founder-page) !important;
  color: var(--founder-ink);
}

#founders.founders-section--light .section-eyebrow {
  color: var(--founder-ink);
}

#founders.founders-section--light .section-eyebrow::after {
  background: var(--founder-accent);
  box-shadow: none;
  opacity: 1;
}

#founders.founders-section--light .section-lead,
#founders.founders-section--light .section-body-copy p {
  color: var(--founder-muted);
  text-shadow: none;
}

#founders.founders-section--light .founders-grid {
  gap: clamp(1.25rem, 3vw, 2rem);
  max-width: min(72rem, 100%);
}

#founders.founders-section--light .founder-card.clickable-founder-card,
#founders.founders-section--light .founder-card--light {
  background: var(--founder-paper) !important;
  border: 2px solid var(--founder-accent) !important;
  border-radius: 16px;
  box-shadow: 0 12px 32px rgba(17, 17, 17, 0.08);
  overflow: hidden;
  transition:
    transform 0.25s ease,
    box-shadow 0.25s ease,
    border-color 0.25s ease;
}

#founders.founders-section--light .founder-card--light::after {
  display: none;
}

#founders.founders-section--light .founder-card--light::before {
  display: none;
}

#founders.founders-section--light .founder-card--light:hover,
#founders.founders-section--light .founder-card--light:focus-visible {
  transform: translateY(-4px);
  border-color: var(--founder-accent) !important;
  box-shadow:
    0 16px 40px rgba(17, 17, 17, 0.12),
    0 0 0 3px rgba(63, 169, 245, 0.22),
    0 0 28px rgba(63, 169, 245, 0.28);
}

#founders.founders-section--light .founder-card__media {
  flex: 1.5 1 0;
  min-height: clamp(14rem, 32vh, 22rem);
  aspect-ratio: auto;
  background: #eef2f6;
}

#founders.founders-section--light .founder-photo,
#founders.founders-section--light .founder-photo--suhas,
#founders.founders-section--light .founder-photo--abhilash {
  filter: none;
  object-position: center 12%;
}

#founders.founders-section--light .founder-photo-vignette {
  background: linear-gradient(
    180deg,
    transparent 48%,
    rgba(255, 255, 255, 0.35) 78%,
    #ffffff 100%
  );
}

#founders.founders-section--light .founder-card__body {
  margin-top: -2.5rem;
  padding: 2.25rem 1.35rem 1.35rem;
  background: linear-gradient(180deg, transparent 0%, #ffffff 28%, #ffffff 100%);
  text-align: left;
}

#founders.founders-section--light .founder-card__name {
  color: var(--founder-ink);
  font-size: clamp(1.15rem, 1.4vw + 0.7rem, 1.45rem);
}

#founders.founders-section--light .founder-card__role {
  color: #7a7a7a;
}

#founders.founders-section--light .founder-card__bio {
  color: var(--founder-muted);
  display: -webkit-box;
  -webkit-box-orient: vertical;
  -webkit-line-clamp: 2;
  line-clamp: 2;
  overflow: hidden;
}

#founders.founders-section--light .founder-card__credentials {
  color: #888888;
}

#founders.founders-section--light .founder-cta-link {
  color: var(--founder-accent);
  letter-spacing: 0.1em;
}

#founders.founders-section--light .founder-card--light:hover .founder-cta-link .arrow-indicator,
#founders.founders-section--light .founder-card--light:focus-visible .founder-cta-link .arrow-indicator {
  transform: translateX(4px);
}

#founders.founders-section--light .founder-card__sparkle {
  position: absolute;
  right: 0.85rem;
  bottom: 0.85rem;
  width: 12px;
  height: 12px;
  z-index: 5;
  pointer-events: none;
  background: #c5c5c5;
  clip-path: polygon(50% 0%, 62% 38%, 100% 50%, 62% 62%, 50% 100%, 38% 62%, 0% 50%, 38% 38%);
  opacity: 0.7;
}

#founders.founders-section--light .founders-section-cta {
  margin-top: 2rem;
  margin-bottom: 0;
  padding-top: 0.25rem;
  padding-bottom: 0.25rem;
}

#founders.founders-section--light .founders-cta-solid--brand {
  min-width: 12.5rem;
  min-height: 52px;
  color: #ffffff;
  background: var(--founder-accent);
  box-shadow: 0 10px 24px rgba(63, 169, 245, 0.28);
}

#founders.founders-section--light .founders-cta-solid--brand:hover,
#founders.founders-section--light .founders-cta-solid--brand:focus-visible {
  filter: brightness(0.92);
  transform: translateY(-1px);
  box-shadow: 0 12px 28px rgba(63, 169, 245, 0.36);
}

@media (max-width: 768px) {
  #founders.founders-section--light .founders-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr)) !important;
    gap: 0.65rem !important;
  }

  #founders.founders-section--light .founder-card__media {
    flex: 0 0 auto;
    min-height: 8.5rem;
    max-height: 13rem;
    aspect-ratio: 3 / 4;
  }

  #founders.founders-section--light .founder-card__body {
    margin-top: -1.25rem;
    padding: 1.15rem 0.7rem 0.75rem;
  }

  #founders.founders-section--light .founder-card__name {
    font-size: 0.95rem;
  }

  #founders.founders-section--light .founder-card__bio {
    -webkit-line-clamp: 2;
    line-clamp: 2;
    font-size: 0.7rem;
  }

  #founders.founders-section--light .founders-section-cta {
    margin-top: 2rem;
    padding-bottom: max(0.75rem, env(safe-area-inset-bottom, 0px));
  }
}