/*
 * Nuraforce Liquid Optics v3
 * Material benchmarked against the supplied Bloom reference:
 * nearly clear fills, separated blur tiers, a masked perimeter ring, and a
 * continuously moving technical backplate. Layout and brand palette stay v2.
 */

:root {
  --liquid-fill-clear: rgba(255, 255, 255, 0.018);
  --liquid-fill-strong: rgba(255, 255, 255, 0.012);
  --liquid-fill-panel: rgba(7, 10, 19, 0.16);
  --liquid-fill-widget: rgba(8, 11, 21, 0.1);
  --liquid-ring-hot: rgba(255, 255, 255, 0.52);
  --liquid-ring-soft: rgba(255, 255, 255, 0.16);
  --liquid-ring-cyan: rgba(102, 226, 255, 0.7);
  --liquid-glare: rgba(255, 255, 255, 0.22);
  --liquid-shadow-clear: 0 8px 24px rgba(0, 0, 0, 0.1), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  --liquid-shadow-strong: 4px 4px 4px rgba(0, 0, 0, 0.05), 0 24px 64px rgba(0, 0, 0, 0.16), inset 0 1px 1px rgba(255, 255, 255, 0.15);
  --optics-grid: rgba(102, 226, 255, 0.15);
  --optics-grid-soft: rgba(145, 136, 255, 0.09);
  --optics-violet: rgba(121, 108, 255, 0.74);
  --optics-cyan: rgba(63, 216, 255, 0.68);
}

:root[data-theme="light"] {
  --liquid-fill-clear: rgba(255, 255, 255, 0.09);
  --liquid-fill-strong: rgba(255, 255, 255, 0.055);
  --liquid-fill-panel: rgba(255, 255, 255, 0.24);
  --liquid-fill-widget: rgba(255, 255, 255, 0.15);
  --liquid-ring-hot: rgba(255, 255, 255, 0.98);
  --liquid-ring-soft: rgba(255, 255, 255, 0.36);
  --liquid-ring-cyan: rgba(34, 147, 196, 0.48);
  --liquid-glare: rgba(255, 255, 255, 0.62);
  --liquid-shadow-clear: 0 10px 28px rgba(64, 81, 120, 0.08), inset 0 1px 1px rgba(255, 255, 255, 0.72);
  --liquid-shadow-strong: 4px 4px 6px rgba(72, 88, 124, 0.04), 0 28px 70px rgba(63, 82, 122, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.82);
  --optics-grid: rgba(0, 126, 159, 0.14);
  --optics-grid-soft: rgba(98, 85, 220, 0.09);
  --optics-violet: rgba(98, 85, 220, 0.42);
  --optics-cyan: rgba(0, 126, 159, 0.36);
}

/* Two optical tiers. The clear tier preserves detail; the strong tier creates
   the broad diffused slab seen in the reference. */
.liquid-glass {
  --liquid-blur: 6px;
  --liquid-fill: var(--liquid-fill-clear);
  --liquid-shadow: var(--liquid-shadow-clear);
  --glint-x: 30%;
  --glint-y: 12%;
  isolation: isolate;
  overflow: hidden;
  border: 0 !important;
  background-color: var(--liquid-fill) !important;
  background-image: linear-gradient(118deg, rgba(255, 255, 255, 0.026), transparent 32%, rgba(102, 226, 255, 0.014)) !important;
  background-blend-mode: normal;
  box-shadow: var(--liquid-shadow) !important;
  -webkit-backdrop-filter: blur(var(--liquid-blur)) saturate(1.08) brightness(1.025) !important;
  backdrop-filter: blur(var(--liquid-blur)) saturate(1.08) brightness(1.025) !important;
}

.liquid-glass--clear {
  --liquid-blur: 5px;
  --liquid-fill: var(--liquid-fill-clear);
  --liquid-shadow: var(--liquid-shadow-clear);
}

.liquid-glass--strong {
  --liquid-blur: 48px;
  --liquid-fill: var(--liquid-fill-strong);
  --liquid-shadow: var(--liquid-shadow-strong);
}

/* Exact full-perimeter masked ring construction from the material benchmark,
   with a restrained pointer-driven cyan edge split as progressive polish. */
.liquid-glass::before {
  position: absolute;
  z-index: 4;
  inset: 0 !important;
  padding: 1.4px !important;
  border: 0 !important;
  border-radius: inherit;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(72px 96px at var(--glint-x) var(--glint-y), var(--liquid-ring-cyan), transparent 72%),
    linear-gradient(
      180deg,
      var(--liquid-ring-hot) 0%,
      var(--liquid-ring-soft) 20%,
      transparent 40%,
      transparent 60%,
      var(--liquid-ring-soft) 80%,
      var(--liquid-ring-hot) 100%
    ) !important;
  opacity: 1 !important;
  -webkit-mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  mask:
    linear-gradient(#fff 0 0) content-box,
    linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

.liquid-glass::after {
  position: absolute;
  z-index: 1;
  inset: 1px !important;
  border-radius: inherit;
  content: "";
  pointer-events: none;
  background:
    radial-gradient(ellipse 24% 34% at var(--glint-x) var(--glint-y), var(--liquid-glare), transparent 72%),
    linear-gradient(112deg, rgba(255, 255, 255, 0.045), transparent 28%, transparent 72%, rgba(102, 226, 255, 0.025)) !important;
  mix-blend-mode: screen !important;
  opacity: 0.18 !important;
  transition: opacity 260ms ease;
}

.liquid-glass.is-glass-hot::after {
  opacity: 0.46 !important;
}

.mobile-menu > *,
.capability-rail > *,
.liquid-stage__topbar button > * {
  position: relative;
  z-index: 2;
}

/* Component allocation: one strong hero slab, clear controls and inner
   widgets, opaque content cards everywhere else. */
.glass-nav.liquid-glass {
  --liquid-blur: 8px;
  --liquid-fill: rgba(255, 255, 255, 0.018);
}

.theme-toggle.liquid-glass,
.button--glass.liquid-glass,
.eyebrow.liquid-glass,
.liquid-stage__topbar button.liquid-glass,
.capability-rail.liquid-glass {
  --liquid-blur: 5px;
}

.nav-links {
  border: 0;
  background: rgba(255, 255, 255, 0.025);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.08);
}

.system-stage.liquid-glass {
  --liquid-blur: 48px;
  --liquid-fill: var(--liquid-fill-strong);
  --liquid-shadow: var(--liquid-shadow-strong);
  background-color: var(--liquid-fill) !important;
  background-image: linear-gradient(145deg, rgba(255, 255, 255, 0.018), transparent 36%, rgba(102, 226, 255, 0.012)) !important;
}

.product-window.liquid-glass {
  --liquid-blur: 7px;
  --liquid-fill: var(--liquid-fill-panel);
  --liquid-shadow: 0 20px 48px rgba(0, 0, 0, 0.12), inset 0 1px 1px rgba(255, 255, 255, 0.11);
  background-color: var(--liquid-fill) !important;
  background-image: linear-gradient(145deg, rgba(255, 255, 255, 0.035), transparent 42%, rgba(102, 226, 255, 0.018)) !important;
}

.system-module.liquid-glass,
.nura-command.liquid-glass {
  --liquid-blur: 5px;
  --liquid-fill: var(--liquid-fill-widget);
  --liquid-shadow: 0 10px 24px rgba(0, 0, 0, 0.1), inset 0 1px 1px rgba(255, 255, 255, 0.1);
  background-color: var(--liquid-fill) !important;
  background-image: linear-gradient(135deg, rgba(255, 255, 255, 0.04), transparent 46%) !important;
}

.capability-rail.liquid-glass {
  --liquid-fill: rgba(255, 255, 255, 0.01);
  --liquid-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.06);
  border-radius: 0;
}

.hero__categories span {
  position: relative;
  overflow: hidden;
  border: 0;
  background: rgba(255, 255, 255, 0.015);
  box-shadow: inset 0 1px 1px rgba(255, 255, 255, 0.08);
  -webkit-backdrop-filter: blur(4px) saturate(1.06);
  backdrop-filter: blur(4px) saturate(1.06);
}

.hero__categories span::before {
  position: absolute;
  inset: 0;
  padding: 1px;
  border-radius: inherit;
  content: "";
  pointer-events: none;
  background: linear-gradient(180deg, var(--liquid-ring-hot), var(--liquid-ring-soft) 24%, transparent 48%, var(--liquid-ring-soft) 78%, var(--liquid-ring-hot));
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
}

/* A software/AI backplate replaces the botanical video while preserving the
   perceptual reason that reference glass works: detailed pixels keep moving
   underneath the transparent surfaces. */
.hero::before {
  z-index: 0;
}

.hero__halo {
  z-index: 0;
}

.hero-optics {
  position: absolute;
  z-index: 1;
  inset: 0;
  overflow: hidden;
  contain: paint;
  pointer-events: none;
}

.hero-optics__bloom {
  position: absolute;
  right: -7%;
  width: min(70vw, 980px);
  aspect-ratio: 1.12;
  border-radius: 50%;
  opacity: 0.64;
  background: conic-gradient(from 70deg, transparent, var(--optics-violet), transparent 31%, var(--optics-cyan), transparent 64%, var(--optics-violet), transparent);
  filter: drop-shadow(0 0 34px rgba(102, 226, 255, 0.1));
  mix-blend-mode: screen;
  -webkit-mask-image: radial-gradient(ellipse at center, transparent 0 43%, #000 46% 49%, transparent 53% 100%);
  mask-image: radial-gradient(ellipse at center, transparent 0 43%, #000 46% 49%, transparent 53% 100%);
  transform-origin: 51% 48%;
  will-change: transform;
}

.hero-optics__bloom--violet {
  top: -24%;
  animation: optics-orbit-a 23s ease-in-out infinite alternate;
}

.hero-optics__bloom--cyan {
  top: 7%;
  right: 3%;
  width: min(56vw, 760px);
  opacity: 0.48;
  background: conic-gradient(from 190deg, transparent, var(--optics-cyan), transparent 35%, var(--optics-violet), transparent 68%, var(--optics-cyan), transparent);
  animation: optics-orbit-b 19s ease-in-out -7s infinite alternate-reverse;
}

.hero-optics__lattice {
  position: absolute;
  top: 6%;
  right: -2%;
  width: min(61vw, 890px);
  height: 86%;
  opacity: 0.72;
  background-image:
    linear-gradient(var(--optics-grid) 1px, transparent 1px),
    linear-gradient(90deg, var(--optics-grid-soft) 1px, transparent 1px),
    radial-gradient(circle at center, var(--optics-grid) 0 1.4px, transparent 1.8px);
  background-size: 32px 32px, 32px 32px, 16px 16px;
  -webkit-mask-image: radial-gradient(ellipse 68% 62% at 63% 46%, #000 0 46%, transparent 80%);
  mask-image: radial-gradient(ellipse 68% 62% at 63% 46%, #000 0 46%, transparent 80%);
  transform: perspective(900px) rotateX(58deg) rotateZ(-7deg) translate3d(2%, -2%, 0);
  transform-origin: center;
  animation: optics-lattice 18s ease-in-out infinite alternate;
  will-change: transform;
}

.hero-optics__signals {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  overflow: visible;
  color: var(--optics-grid);
  opacity: 0.82;
  mix-blend-mode: screen;
}

.hero-optics__signals path {
  fill: none;
  stroke: currentColor;
  stroke-width: 0.85;
  stroke-linecap: round;
  stroke-dasharray: 4 11;
  filter: drop-shadow(0 0 5px rgba(102, 226, 255, 0.36));
  animation: optics-signal 22s linear infinite;
}

.hero-optics__signals path:nth-child(2) { animation-duration: 28s; animation-direction: reverse; }
.hero-optics__signals path:nth-child(3) { animation-duration: 34s; }
.hero-optics__signals path:nth-child(4) { animation-duration: 25s; animation-direction: reverse; }

.hero-optics__signals circle {
  fill: var(--accent-cyan);
  filter: drop-shadow(0 0 7px var(--accent-cyan));
  transform-box: fill-box;
  transform-origin: center;
  animation: optics-node 3.8s ease-in-out infinite;
}

.hero-optics__signals circle:nth-of-type(2) { fill: var(--accent-violet); animation-delay: -1.1s; }
.hero-optics__signals circle:nth-of-type(3) { fill: var(--accent-mint); animation-delay: -2.2s; }
.hero-optics__signals circle:nth-of-type(4) { animation-delay: -3s; }

@keyframes optics-orbit-a {
  0% { transform: translate3d(-2%, -2%, 0) rotate(-8deg) scale(0.96); }
  52% { transform: translate3d(4%, 4%, 0) rotate(11deg) scale(1.04); }
  100% { transform: translate3d(-1%, 7%, 0) rotate(22deg) scale(0.99); }
}

@keyframes optics-orbit-b {
  0% { transform: translate3d(5%, -4%, 0) rotate(14deg) scale(0.94); }
  100% { transform: translate3d(-6%, 6%, 0) rotate(-18deg) scale(1.08); }
}

@keyframes optics-lattice {
  0% { transform: perspective(900px) rotateX(58deg) rotateZ(-7deg) translate3d(2%, -2%, 0); background-position: 0 0, 0 0, 0 0; }
  100% { transform: perspective(900px) rotateX(55deg) rotateZ(-3deg) translate3d(-2%, 3%, 0); background-position: 32px 16px, -16px 32px, 16px 16px; }
}

@keyframes optics-signal { to { stroke-dashoffset: -300; } }
@keyframes optics-node { 50% { opacity: 0.38; transform: scale(1.9); } }

:root[data-theme="light"] .glass-nav.liquid-glass {
  --liquid-fill: rgba(255, 255, 255, 0.11);
}

:root[data-theme="light"] .nav-links {
  background: rgba(255, 255, 255, 0.08);
}

:root[data-theme="light"] .product-window.liquid-glass {
  --liquid-fill: rgba(255, 255, 255, 0.27);
}

:root[data-theme="light"] .system-module.liquid-glass,
:root[data-theme="light"] .nura-command.liquid-glass {
  --liquid-fill: rgba(255, 255, 255, 0.17);
}

:root[data-theme="light"] .hero__categories span {
  background: rgba(255, 255, 255, 0.12);
}

:root[data-theme="light"] .hero-optics__bloom,
:root[data-theme="light"] .hero-optics__signals {
  mix-blend-mode: multiply;
}

:root[data-theme="light"] .hero-optics__lattice {
  opacity: 0.48;
}

@supports not ((-webkit-backdrop-filter: blur(1px)) or (backdrop-filter: blur(1px))) {
  .liquid-glass {
    background-color: color-mix(in srgb, var(--canvas-raised) 92%, var(--accent-violet) 8%) !important;
  }
}

@media (max-width: 900px) {
  .liquid-glass--strong,
  .system-stage.liquid-glass {
    --liquid-blur: 30px;
  }

  .hero-optics__bloom {
    right: -42%;
    width: 138vw;
  }

  .hero-optics__bloom--cyan {
    top: 28%;
    right: -18%;
    width: 112vw;
  }

  .hero-optics__lattice {
    top: 42%;
    right: -24%;
    width: 138%;
    height: 56%;
    opacity: 0.5;
  }

  .hero-optics__signals {
    opacity: 0.56;
  }
}

@media (max-width: 560px) {
  .glass-nav.liquid-glass,
  .theme-toggle.liquid-glass,
  .button--glass.liquid-glass,
  .eyebrow.liquid-glass,
  .product-window.liquid-glass,
  .system-module.liquid-glass,
  .nura-command.liquid-glass {
    --liquid-blur: 4px;
  }

  .liquid-glass--strong,
  .system-stage.liquid-glass {
    --liquid-blur: 26px;
  }

  .hero-optics {
    opacity: 0.8;
  }

  .hero-optics__signals path:nth-child(n + 3) {
    display: none;
  }
}

@media (prefers-reduced-transparency: reduce) {
  .liquid-glass {
    background-color: color-mix(in srgb, var(--canvas-raised) 96%, var(--accent-violet) 4%) !important;
    background-image: none !important;
    -webkit-backdrop-filter: none !important;
    backdrop-filter: none !important;
  }

  .liquid-glass::after {
    display: none !important;
  }

  .hero-optics {
    opacity: 0.28;
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-optics__bloom,
  .hero-optics__lattice,
  .hero-optics__signals path,
  .hero-optics__signals circle {
    animation: none !important;
  }
}

.is-static .hero-optics__bloom,
.is-static .hero-optics__lattice,
.is-static .hero-optics__signals path,
.is-static .hero-optics__signals circle {
  animation: none !important;
}

.is-page-hidden .hero-optics__bloom,
.is-page-hidden .hero-optics__lattice,
.is-page-hidden .hero-optics__signals path,
.is-page-hidden .hero-optics__signals circle {
  animation-play-state: paused !important;
}

@media (forced-colors: active) {
  .hero-optics {
    display: none !important;
  }

  .liquid-glass::before,
  .liquid-glass::after,
  .hero__categories span::before {
    display: none !important;
  }
}