/* React Bits BorderGlow — Patents SURA/SUSA cards only */
#patents .patent-border-glow {
  --edge-proximity: 0;
  --cursor-angle: 45deg;
  --edge-sensitivity: 30;
  --color-sensitivity: calc(var(--edge-sensitivity) + 20);
  --border-radius: 8px;
  --glow-padding: 40px;
  --cone-spread: 25;
  --card-bg: #101418;

  position: relative;
  border-radius: var(--border-radius);
  isolation: isolate;
  transform: translate3d(0, 0, 0.01px);
  display: grid;
  border: 1px solid rgba(210, 218, 228, 0.24);
  background:
    linear-gradient(
      165deg,
      rgba(236, 242, 248, 0.1) 0%,
      rgba(120, 130, 142, 0.06) 38%,
      rgba(10, 14, 20, 0.96) 100%
    );
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.14),
    inset 0 -1px 0 rgba(0, 0, 0, 0.35);
  overflow: visible;
  box-sizing: border-box;
  min-width: 0;
}

.patent-carousel-track > .patent-border-glow {
  flex: 0 0 100%;
  max-width: 100%;
  height: 100%;
}

@media (min-width: 769px) {
  .patent-carousel-track > .patent-border-glow {
    flex: none;
    max-width: none;
  }
}

#patents .patent-border-glow::before,
#patents .patent-border-glow::after,
#patents .patent-border-glow > .edge-light {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  transition: opacity 0.25s ease-out;
  z-index: -1;
}

#patents .patent-border-glow:not(:hover):not(.sweep-active)::before,
#patents .patent-border-glow:not(:hover):not(.sweep-active)::after,
#patents .patent-border-glow:not(:hover):not(.sweep-active) > .edge-light {
  opacity: 0;
  transition: opacity 0.75s ease-in-out;
}

#patents .patent-border-glow::before {
  border: 1px solid transparent;
  background:
    linear-gradient(var(--card-bg, #0a0e14) 0 100%) padding-box,
    linear-gradient(rgb(255 255 255 / 0%) 0% 100%) border-box,
    var(--gradient-one) border-box,
    var(--gradient-two) border-box,
    var(--gradient-three) border-box,
    var(--gradient-four) border-box,
    var(--gradient-five) border-box,
    var(--gradient-six) border-box,
    var(--gradient-seven) border-box,
    var(--gradient-base) border-box;
  opacity: calc((var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));
  mask-image:
    conic-gradient(
      from var(--cursor-angle) at center,
      black calc(var(--cone-spread) * 1%),
      transparent calc((var(--cone-spread) + 15) * 1%),
      transparent calc((100 - var(--cone-spread) - 15) * 1%),
      black calc((100 - var(--cone-spread)) * 1%)
    );
}

#patents .patent-border-glow::after {
  border: 1px solid transparent;
  background:
    var(--gradient-one) padding-box,
    var(--gradient-two) padding-box,
    var(--gradient-three) padding-box,
    var(--gradient-four) padding-box,
    var(--gradient-five) padding-box,
    var(--gradient-six) padding-box,
    var(--gradient-seven) padding-box,
    var(--gradient-base) padding-box;
  mask-image:
    linear-gradient(to bottom, black, black),
    radial-gradient(ellipse at 50% 50%, black 40%, transparent 65%),
    radial-gradient(ellipse at 66% 66%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 66% 33%, black 5%, transparent 40%),
    radial-gradient(ellipse at 33% 66%, black 5%, transparent 40%),
    conic-gradient(from var(--cursor-angle) at center, transparent 5%, black 15%, black 85%, transparent 95%);
  mask-composite: subtract, add, add, add, add, add;
  opacity: calc(var(--fill-opacity, 0.5) * (var(--edge-proximity) - var(--color-sensitivity)) / (100 - var(--color-sensitivity)));
  mix-blend-mode: soft-light;
}

#patents .patent-border-glow > .edge-light {
  inset: calc(var(--glow-padding) * -1);
  pointer-events: none;
  z-index: 1;
  mask-image:
    conic-gradient(
      from var(--cursor-angle) at center, black 2.5%, transparent 10%, transparent 90%, black 97.5%
    );
  opacity: calc((var(--edge-proximity) - var(--edge-sensitivity)) / (100 - var(--edge-sensitivity)));
  mix-blend-mode: plus-lighter;
}

#patents .patent-border-glow > .edge-light::before {
  content: "";
  position: absolute;
  inset: var(--glow-padding);
  border-radius: inherit;
  box-shadow:
    inset 0 0 0 1px var(--glow-color),
    inset 0 0 1px 0 var(--glow-color-60),
    inset 0 0 3px 0 var(--glow-color-50),
    inset 0 0 6px 0 var(--glow-color-40),
    inset 0 0 15px 0 var(--glow-color-30),
    inset 0 0 25px 2px var(--glow-color-20),
    inset 0 0 50px 2px var(--glow-color-10),
    0 0 1px 0 var(--glow-color-60),
    0 0 3px 0 var(--glow-color-50),
    0 0 6px 0 var(--glow-color-40),
    0 0 15px 0 var(--glow-color-30),
    0 0 25px 2px var(--glow-color-20),
    0 0 50px 2px var(--glow-color-10);
}

#patents .patent-border-glow > .border-glow-inner {
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  z-index: 2;
  height: 100%;
  min-height: 0;
  border-radius: inherit;
}

#patents .patent-border-glow .patent-feature-card {
  height: 100%;
  min-height: 0;
  border-color: transparent;
}

#patents .patent-border-glow .patent-feature-card.glass-panel {
  background:
    linear-gradient(
      165deg,
      rgba(255, 255, 255, 0.07) 0%,
      rgba(168, 178, 190, 0.04) 42%,
      rgba(8, 12, 18, 0.55) 100%
    );
  border-color: transparent;
  box-shadow: none;
}

#patents .patent-brief-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.55rem;
  width: 100%;
  margin-top: var(--space-3);
  padding: 0.75rem 0.85rem 0.8rem;
  text-align: center;
  text-decoration: none;
  color: rgba(235, 238, 242, 0.92);
  border: 1px solid rgba(210, 218, 228, 0.2);
  border-radius: var(--radius-lg);
  background:
    linear-gradient(
      180deg,
      rgba(255, 255, 255, 0.12) 0%,
      rgba(120, 128, 138, 0.08) 42%,
      rgba(12, 16, 22, 0.55) 100%
    );
  backdrop-filter: blur(12px) saturate(1.25);
  -webkit-backdrop-filter: blur(12px) saturate(1.25);
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.22),
    inset 0 -1px 0 rgba(0, 0, 0, 0.28);
  min-height: 5.25rem;
  transition:
    border-color 0.25s ease,
    background 0.25s ease,
    transform 0.25s ease;
}

@media (max-width: 768px) {
  #patents .patent-brief-card {
    width: min(100%, 16.5rem);
    margin-left: auto;
    margin-right: auto;
    margin-top: 0.35rem;
  }

  #patents .patent-feature-card__body {
    text-align: center;
  }
}

#patents .patent-brief-card:hover,
#patents .patent-brief-card:focus-visible {
  border-color: rgba(220, 228, 236, 0.38);
  outline: none;
  transform: translateY(-1px);
}

#patents .patent-brief-card__label {
  order: 2;
  width: 100%;
  font-size: 0.5625rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  color: rgba(198, 206, 214, 0.92);
  background-image: linear-gradient(105deg, #9aa3ad 0%, #eceff3 45%, #b8c0c8 100%);
  background-clip: text;
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

#patents .patent-brief-card .spec-dl-btn {
  order: 1;
  margin: 0 auto;
  pointer-events: none;
  color: #1c2128;
  background: linear-gradient(
    160deg,
    #f2f4f6 0%,
    #c5ccd4 38%,
    #8e97a1 68%,
    #d8dee4 100%
  );
  border: 1px solid rgba(236, 240, 244, 0.45);
  animation: product-dl-glow 1.8s ease-in-out 1 forwards;
}

#patents .patent-brief-card .spec-dl-btn__glow {
  display: block;
  inset: -6px;
  background: radial-gradient(circle, rgba(226, 232, 240, 0.5) 0%, rgba(226, 232, 240, 0) 72%);
  animation: product-dl-halo 1.8s ease-in-out 1 forwards;
}

#patents .patent-brief-card .spec-dl-btn__icon {
  overflow: hidden;
}

#patents .patent-brief-card .spec-dl-btn__icon path:nth-child(1),
#patents .patent-brief-card .spec-dl-btn__icon path:nth-child(2) {
  transform-box: fill-box;
  transform-origin: center;
  animation: product-dl-arrow 1.45s ease-in-out 1 forwards;
}

@media (prefers-reduced-motion: reduce) {
  #patents .patent-brief-card .spec-dl-btn,
  #patents .patent-brief-card .spec-dl-btn__glow,
  #patents .patent-brief-card .spec-dl-btn__icon path:nth-child(1),
  #patents .patent-brief-card .spec-dl-btn__icon path:nth-child(2) {
    animation: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  #patents .patent-border-glow::before,
  #patents .patent-border-glow::after,
  #patents .patent-border-glow > .edge-light {
    display: none;
  }
}