/* Y.KeyWorld dimensional visual layer. Content and destinations remain in hub-v4. */
@property --spin {
  syntax: "<angle>";
  inherits: false;
  initial-value: 0deg;
}

:root {
  --bg: #030507;
  --bg-elevated: #090d11;
  --bg-card: rgba(10, 16, 18, 0.78);
  --line: rgba(213, 255, 226, 0.1);
  --line-strong: rgba(213, 255, 226, 0.19);
  --text: #f6fff8;
  --text-soft: #a9bcb2;
  --text-dim: #697b72;
  --acid: #91ff79;
  --acid-strong: #53ff84;
  --cyan: #5ee7ff;
  --violet: #9b7bff;
  --ember: #ff7d57;
  --gold: #ffd16a;
  --radius: 28px;
  --radius-lg: 46px;
  --cursor-x: 50vw;
  --cursor-y: 40vh;
  --page-shift: 0px;
}

body {
  position: relative;
  isolation: isolate;
  background:
    radial-gradient(circle at var(--cursor-x) var(--cursor-y), rgba(94, 231, 255, 0.065), transparent 20rem),
    radial-gradient(circle at 82% 9%, rgba(145, 255, 121, 0.09), transparent 31rem),
    radial-gradient(circle at 9% 47%, rgba(155, 123, 255, 0.075), transparent 34rem),
    linear-gradient(180deg, #030507 0%, #05090a 42%, #030506 100%);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -3;
  pointer-events: none;
  background-image:
    linear-gradient(rgba(145, 255, 121, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(145, 255, 121, 0.025) 1px, transparent 1px);
  background-size: 72px 72px;
  mask-image: radial-gradient(circle at 50% 36%, #000 4%, transparent 72%);
  transform: perspective(760px) rotateX(64deg) scale(1.55) translateY(calc(15% + var(--page-shift)));
  transform-origin: center top;
}

main,
.topbar,
.footer {
  position: relative;
  z-index: 3;
}

.depth-field {
  opacity: 0.45;
  mix-blend-mode: screen;
}

.noise {
  opacity: 0.025;
  mix-blend-mode: soft-light;
}

.page-glow {
  opacity: 0.12;
  filter: blur(130px);
}

.dimensional-world {
  position: fixed;
  inset: 0;
  z-index: -2;
  overflow: hidden;
  pointer-events: none;
  perspective: 1000px;
}

.world-orb,
.world-prism,
.world-grid {
  position: absolute;
  display: block;
  transform-style: preserve-3d;
}

.world-orb {
  border-radius: 50%;
  border: 1px solid rgba(255, 255, 255, 0.1);
  background:
    radial-gradient(circle at 31% 24%, rgba(255, 255, 255, 0.68), transparent 5%),
    radial-gradient(circle at 39% 33%, rgba(94, 231, 255, 0.48), transparent 17%),
    radial-gradient(circle at 65% 70%, rgba(145, 255, 121, 0.22), transparent 46%),
    radial-gradient(circle at 50% 50%, #16292a, #05090b 68%);
  box-shadow:
    inset -26px -34px 70px rgba(0, 0, 0, 0.8),
    inset 10px 10px 34px rgba(255, 255, 255, 0.08),
    0 0 80px rgba(94, 231, 255, 0.08);
}

.world-orb::after {
  content: "";
  position: absolute;
  inset: 47% -22%;
  border: 1px solid rgba(145, 255, 121, 0.18);
  border-radius: 50%;
  transform: rotateX(69deg) rotateZ(-18deg);
}

.world-orb-a {
  right: -110px;
  top: 16vh;
  width: 280px;
  aspect-ratio: 1;
  animation: world-float-a 16s ease-in-out infinite alternate;
}

.world-orb-b {
  left: -85px;
  top: 63vh;
  width: 190px;
  aspect-ratio: 1;
  opacity: 0.55;
  filter: hue-rotate(54deg);
  animation: world-float-b 19s ease-in-out infinite alternate;
}

.world-prism {
  width: 96px;
  aspect-ratio: 1;
  border: 1px solid rgba(145, 255, 121, 0.22);
  border-radius: 24px;
  background:
    linear-gradient(135deg, rgba(145, 255, 121, 0.13), rgba(94, 231, 255, 0.025)),
    rgba(7, 13, 14, 0.7);
  box-shadow:
    inset 0 1px 1px rgba(255, 255, 255, 0.16),
    18px 22px 50px rgba(0, 0, 0, 0.5);
  backdrop-filter: blur(10px);
}

.world-prism::before,
.world-prism::after {
  content: "";
  position: absolute;
  inset: 12px;
  border: 1px solid rgba(94, 231, 255, 0.16);
  border-radius: 16px;
}

.world-prism::after {
  inset: 29px;
  border-color: rgba(155, 123, 255, 0.25);
}

.world-prism-a {
  left: 7vw;
  top: 23vh;
  opacity: 0.5;
  transform: rotateX(58deg) rotateZ(31deg);
  animation: prism-drift 14s ease-in-out infinite alternate;
}

.world-prism-b {
  right: 10vw;
  top: 76vh;
  width: 70px;
  opacity: 0.44;
  transform: rotateX(61deg) rotateZ(-20deg);
  animation: prism-drift 18s ease-in-out -6s infinite alternate-reverse;
}

.world-grid {
  left: 50%;
  top: 7vh;
  width: min(76vw, 1100px);
  height: 360px;
  opacity: 0.22;
  background-image:
    linear-gradient(rgba(94, 231, 255, 0.08) 1px, transparent 1px),
    linear-gradient(90deg, rgba(94, 231, 255, 0.08) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse, #000, transparent 70%);
  transform: translateX(-50%) perspective(680px) rotateX(64deg) rotateZ(-4deg);
}

@keyframes world-float-a {
  to { transform: translate3d(-28px, 54px, 70px) rotate(13deg); }
}

@keyframes world-float-b {
  to { transform: translate3d(38px, -36px, 54px) rotate(-17deg); }
}

@keyframes prism-drift {
  to { transform: translate3d(28px, -32px, 70px) rotateX(48deg) rotateZ(58deg); }
}

.shell {
  width: min(calc(100% - 72px), 1520px);
}

.topbar {
  top: 14px;
  width: min(calc(100% - 28px), 1548px);
  min-height: 68px;
  margin-inline: auto;
  padding: 10px 18px;
  border: 1px solid rgba(220, 255, 232, 0.12);
  border-radius: 22px;
  background: rgba(4, 8, 9, 0.68);
  box-shadow:
    0 22px 70px -36px rgba(0, 0, 0, 0.9),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(28px) saturate(155%);
}

.brand-name {
  font-size: 22px;
  text-shadow: 0 0 28px rgba(145, 255, 121, 0.22);
}

.nav-links a,
.premium-nav-link,
.search-trigger,
.nav-cta {
  position: relative;
  overflow: hidden;
}

.nav-links a::after,
.premium-nav-link::after,
.search-trigger::after,
.nav-cta::after {
  content: "";
  position: absolute;
  inset: auto 20% 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--acid), transparent);
  opacity: 0;
  transform: scaleX(0.2);
  transition: opacity 180ms ease, transform 180ms ease;
}

.nav-links a:hover::after,
.premium-nav-link:hover::after,
.search-trigger:hover::after,
.nav-cta:hover::after {
  opacity: 1;
  transform: scaleX(1);
}

.nav-cta {
  color: #031008;
  background: linear-gradient(135deg, #b5ff85, #59ff9a 62%, #5ee7ff);
  box-shadow:
    0 12px 38px -16px rgba(83, 255, 132, 0.8),
    inset 0 1px 0 rgba(255, 255, 255, 0.65);
}

.hero {
  min-height: min(920px, calc(100vh - 20px));
  padding-top: 124px;
  padding-bottom: 108px;
  perspective: 1800px;
}

.hero::before {
  content: "Y.KEYWORLD / DIMENSION 05";
  position: absolute;
  left: 0;
  top: 104px;
  color: rgba(145, 255, 121, 0.24);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.22em;
  writing-mode: vertical-rl;
  transform: translateX(-22px);
}

.hero-copy {
  z-index: 5;
  transform-style: preserve-3d;
}

.eyebrow {
  width: max-content;
  border-color: rgba(145, 255, 121, 0.2);
  background: linear-gradient(90deg, rgba(145, 255, 121, 0.08), rgba(94, 231, 255, 0.025));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.hero h1 {
  max-width: 780px;
  font-size: clamp(66px, 7.7vw, 126px);
  font-weight: 600;
  letter-spacing: -0.085em;
  line-height: 0.82;
  text-wrap: balance;
  text-shadow: 0 26px 55px rgba(0, 0, 0, 0.52);
  transform: translateZ(38px);
}

.hero h1 span {
  display: block;
  margin-top: 0.14em;
  color: transparent;
  background: linear-gradient(110deg, #c4ff9b 0%, #69ffa0 44%, #5ee7ff 82%, #9b7bff 115%);
  background-clip: text;
  -webkit-background-clip: text;
  filter: drop-shadow(0 0 24px rgba(83, 255, 132, 0.13));
}

.hero-lead {
  max-width: 660px;
  color: #bdc9c2;
  font-size: clamp(15px, 1.16vw, 18px);
  line-height: 1.85;
}

.button {
  --magnet-x: 0px;
  --magnet-y: 0px;
  position: relative;
  min-height: 54px;
  overflow: hidden;
  transform: translate3d(var(--magnet-x), var(--magnet-y), 0);
  box-shadow:
    0 18px 36px -24px rgba(0, 0, 0, 0.9),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.button::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: linear-gradient(115deg, transparent 20%, rgba(255, 255, 255, 0.22), transparent 55%);
  transform: translateX(-120%);
  transition: transform 620ms ease;
}

.button:hover::before {
  transform: translateX(120%);
}

.button-primary {
  color: #031008;
  background: linear-gradient(135deg, #b9ff8d, #56ff90 58%, #5ee7ff);
  box-shadow:
    0 24px 50px -24px rgba(83, 255, 132, 0.9),
    inset 0 1px 0 rgba(255, 255, 255, 0.58);
}

.button-ghost {
  border-color: rgba(213, 255, 226, 0.15);
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.055), rgba(255, 255, 255, 0.018));
  backdrop-filter: blur(15px);
}

.hero-proof {
  gap: 10px;
  padding: 10px;
  border: 1px solid rgba(213, 255, 226, 0.09);
  border-radius: 22px;
  background: rgba(6, 11, 12, 0.44);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.04);
  backdrop-filter: blur(12px);
}

.hero-proof div {
  padding: 9px 14px;
  border-radius: 15px;
  background: rgba(255, 255, 255, 0.025);
}

.hero-visual {
  perspective: 1500px;
}

.vault-scene {
  min-height: 690px;
  border: 1px solid rgba(213, 255, 226, 0.11);
  border-radius: 52px;
  background:
    radial-gradient(circle at 63% 37%, rgba(94, 231, 255, 0.1), transparent 27%),
    radial-gradient(circle at 36% 63%, rgba(145, 255, 121, 0.11), transparent 35%),
    linear-gradient(145deg, rgba(13, 23, 22, 0.86), rgba(3, 7, 9, 0.96));
  box-shadow:
    0 90px 150px -80px rgba(0, 0, 0, 1),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    inset 0 -70px 120px rgba(0, 0, 0, 0.28),
    34px 34px 0 -33px rgba(145, 255, 121, 0.22);
  transform-style: preserve-3d;
}

.vault-scene::before {
  background-size: 42px 42px;
  opacity: 0.28;
  mask-image: linear-gradient(135deg, #000, transparent 77%);
}

.vault-scene::after {
  content: "";
  position: absolute;
  inset: 7%;
  pointer-events: none;
  border: 1px solid rgba(94, 231, 255, 0.1);
  border-radius: 40px;
  transform: translateZ(-20px);
}

.vault-halo {
  width: 66%;
  background:
    radial-gradient(circle, rgba(145, 255, 121, 0.2), rgba(94, 231, 255, 0.08) 34%, transparent 68%);
  filter: blur(34px);
}

.vault-signature {
  position: absolute;
  left: 50%;
  top: 47%;
  z-index: 1;
  width: 56%;
  aspect-ratio: 1;
  transform: translate(-50%, -50%) translateZ(15px) rotateX(62deg) rotateZ(-12deg);
  transform-style: preserve-3d;
  animation: signature-drift 10s ease-in-out infinite alternate;
}

.signature-shell {
  position: absolute;
  inset: 3%;
  border: 1px solid rgba(94, 231, 255, 0.18);
  border-radius: 42%;
  background:
    conic-gradient(from var(--spin), rgba(145, 255, 121, 0.06), rgba(94, 231, 255, 0.19), rgba(155, 123, 255, 0.07), rgba(145, 255, 121, 0.06));
  box-shadow:
    inset 0 0 70px rgba(94, 231, 255, 0.05),
    0 0 100px rgba(145, 255, 121, 0.06);
  animation: signature-spin 18s linear infinite;
}

.signature-shell::before,
.signature-shell::after {
  content: "";
  position: absolute;
  inset: 13%;
  border: 1px dashed rgba(145, 255, 121, 0.19);
  border-radius: 50%;
}

.signature-shell::after {
  inset: 27%;
  border-style: solid;
  border-color: rgba(155, 123, 255, 0.2);
}

.signature-stem,
.signature-arm,
.signature-core {
  position: absolute;
  left: 50%;
  top: 50%;
  display: block;
  background:
    linear-gradient(90deg, rgba(255, 255, 255, 0.54), rgba(94, 231, 255, 0.34) 12%, rgba(13, 28, 28, 0.95) 48%, rgba(145, 255, 121, 0.42));
  box-shadow:
    inset 0 1px 0 rgba(255, 255, 255, 0.55),
    inset -8px -9px 18px rgba(0, 0, 0, 0.54),
    0 18px 35px rgba(0, 0, 0, 0.45),
    0 0 24px rgba(94, 231, 255, 0.14);
}

.signature-stem {
  width: 17%;
  height: 39%;
  border: 1px solid rgba(207, 255, 224, 0.26);
  border-radius: 24px 24px 44% 44%;
  transform: translate(-50%, -5%) translateZ(58px);
}

.signature-arm {
  width: 17%;
  height: 36%;
  border: 1px solid rgba(207, 255, 224, 0.26);
  border-radius: 44% 44% 22px 22px;
  transform-origin: 50% 92%;
}

.signature-arm-left {
  transform: translate(-50%, -89%) translateZ(64px) rotate(-43deg);
}

.signature-arm-right {
  transform: translate(-50%, -89%) translateZ(64px) rotate(43deg);
}

.signature-core {
  width: 20%;
  aspect-ratio: 1;
  border: 1px solid rgba(255, 255, 255, 0.32);
  border-radius: 38%;
  background:
    radial-gradient(circle at 34% 27%, #fff, transparent 6%),
    radial-gradient(circle at 42% 36%, rgba(94, 231, 255, 0.9), rgba(145, 255, 121, 0.55) 26%, #071113 70%);
  box-shadow:
    inset -15px -18px 30px rgba(0, 0, 0, 0.6),
    0 0 42px rgba(94, 231, 255, 0.44),
    0 24px 48px rgba(0, 0, 0, 0.58);
  transform: translate(-50%, -43%) translateZ(94px) rotate(45deg);
}

@keyframes signature-spin {
  to { --spin: 360deg; transform: rotate(360deg); }
}

@keyframes signature-drift {
  to { transform: translate(-50%, -53%) translateZ(44px) rotateX(58deg) rotateZ(7deg); }
}

.vault-ring {
  border-color: rgba(145, 255, 121, 0.17);
  box-shadow: 0 0 60px rgba(94, 231, 255, 0.035);
}

.collaboration-hero-card {
  width: 66%;
  height: 71%;
  border-radius: 36px;
  border-color: rgba(230, 255, 238, 0.22);
  box-shadow:
    0 70px 100px -45px rgba(0, 0, 0, 1),
    18px 22px 0 -18px rgba(145, 255, 121, 0.14),
    -18px -18px 0 -17px rgba(94, 231, 255, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.16);
  transform: translate(-50%, -50%) translateZ(90px) rotateY(-7deg) rotateX(3deg);
}

.collaboration-hero-card:hover {
  transform: translate(-50%, -52%) translateZ(125px) rotateY(-2deg) rotateX(1deg) scale(1.015);
}

.hero-card-shade {
  background:
    linear-gradient(90deg, rgba(2, 5, 5, 0.6), transparent 70%),
    linear-gradient(180deg, rgba(2, 5, 5, 0.05), rgba(2, 5, 5, 0.9));
}

.hero-card-copy strong {
  text-shadow: 0 8px 30px rgba(0, 0, 0, 0.72);
}

.orbit-logo {
  border-color: rgba(225, 255, 234, 0.2);
  box-shadow:
    0 30px 60px -24px rgba(0, 0, 0, 1),
    inset 0 1px 0 rgba(255, 255, 255, 0.16),
    10px 12px 0 -10px rgba(94, 231, 255, 0.12);
  backdrop-filter: blur(14px);
}

.orbit-logo:hover,
.orbit-logo:focus-visible {
  box-shadow:
    0 34px 68px -24px rgba(0, 0, 0, 1),
    0 0 38px -18px var(--acid),
    inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.scene-tag {
  border-color: rgba(213, 255, 226, 0.13);
  background: rgba(4, 8, 9, 0.72);
  box-shadow: 0 20px 50px -28px rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(15px);
}

.ticker {
  z-index: 4;
  border-color: rgba(213, 255, 226, 0.1);
  background: rgba(5, 10, 11, 0.78);
  box-shadow: 0 18px 60px -36px rgba(0, 0, 0, 0.9);
  backdrop-filter: blur(20px);
  transform: rotate(-0.8deg) scale(1.012);
}

.section-heading {
  align-items: end;
}

.section-heading h2,
.manifesto h2 {
  font-size: clamp(50px, 6.4vw, 96px);
  letter-spacing: -0.075em;
  line-height: 0.9;
}

.section-heading h2 em,
.manifesto h2 em {
  color: transparent;
  background: linear-gradient(100deg, var(--acid), var(--cyan));
  background-clip: text;
  -webkit-background-clip: text;
}

.section-kicker {
  color: var(--cyan);
}

.home-tools,
.premium-telegram,
.collaboration-section,
.doors-section,
.manifesto {
  position: relative;
}

.home-tools::before,
.collaboration-section::before,
.doors-section::before {
  content: "";
  position: absolute;
  left: 7%;
  right: 7%;
  top: 3%;
  height: 1px;
  background: linear-gradient(90deg, transparent, rgba(145, 255, 121, 0.2), rgba(94, 231, 255, 0.18), transparent);
}

.tool-grid {
  perspective: 1500px;
}

.tool-card {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  --lift: 0px;
  min-height: 355px;
  border-color: rgba(213, 255, 226, 0.11);
  border-radius: 30px;
  background:
    radial-gradient(circle at var(--local-x, 72%) var(--local-y, 20%), color-mix(in srgb, var(--accent) 22%, transparent), transparent 27%),
    linear-gradient(145deg, rgba(14, 22, 22, 0.91), rgba(5, 9, 11, 0.97));
  box-shadow:
    0 38px 80px -48px rgba(0, 0, 0, 1),
    14px 16px 0 -14px color-mix(in srgb, var(--accent) 30%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
  transform: perspective(1100px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(var(--lift));
  transform-style: preserve-3d;
  transition: transform 200ms ease-out, border-color 200ms ease, box-shadow 200ms ease;
}

.tool-card::before {
  content: "";
  position: absolute;
  right: 24px;
  top: 24px;
  width: 76px;
  aspect-ratio: 1;
  border: 1px solid color-mix(in srgb, var(--accent) 35%, transparent);
  border-radius: 24px;
  background:
    radial-gradient(circle at 32% 25%, rgba(255, 255, 255, 0.46), transparent 5%),
    radial-gradient(circle at 42% 37%, color-mix(in srgb, var(--accent) 62%, white 12%), transparent 16%),
    radial-gradient(circle at 64% 68%, color-mix(in srgb, var(--accent) 42%, #091012), #071011 68%);
  box-shadow:
    inset -16px -18px 35px rgba(0, 0, 0, 0.55),
    0 22px 46px -20px color-mix(in srgb, var(--accent) 55%, transparent);
  transform: translateZ(44px) rotate(-10deg);
}

.tool-card::after {
  border-color: color-mix(in srgb, var(--accent) 28%, transparent);
  opacity: 0.7;
}

.tool-card:hover {
  --lift: -8px;
  border-color: color-mix(in srgb, var(--accent) 46%, transparent);
  box-shadow:
    0 55px 95px -52px rgba(0, 0, 0, 1),
    18px 20px 0 -15px color-mix(in srgb, var(--accent) 38%, transparent),
    0 0 70px -50px var(--accent),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.tool-card > * {
  position: relative;
  z-index: 2;
  transform: translateZ(26px);
}

.tool-card h3 {
  max-width: 80%;
  font-size: clamp(28px, 2.7vw, 43px);
}

.cta-strip {
  border-radius: 28px;
  border-color: rgba(213, 255, 226, 0.11);
  background:
    radial-gradient(circle at 88% 30%, rgba(94, 231, 255, 0.09), transparent 28%),
    linear-gradient(135deg, rgba(14, 22, 22, 0.8), rgba(5, 9, 10, 0.88));
  box-shadow:
    0 36px 80px -54px rgba(0, 0, 0, 1),
    inset 0 1px 0 rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(18px);
}

.premium-telegram {
  padding-block: 66px 126px;
  perspective: 1600px;
}

.premium-telegram-card {
  border-color: rgba(145, 255, 121, 0.27);
  background:
    radial-gradient(circle at 86% 12%, rgba(94, 231, 255, 0.16), transparent 24%),
    radial-gradient(circle at 16% 78%, rgba(155, 123, 255, 0.12), transparent 31%),
    linear-gradient(145deg, rgba(13, 23, 22, 0.98), rgba(4, 8, 11, 0.995) 72%);
  box-shadow:
    0 100px 160px -90px rgba(0, 0, 0, 1),
    25px 26px 0 -24px rgba(145, 255, 121, 0.2),
    -22px -20px 0 -20px rgba(94, 231, 255, 0.08),
    inset 0 1px 0 rgba(255, 255, 255, 0.08),
    0 0 130px -90px rgba(94, 231, 255, 0.75);
}

.premium-telegram-card::after {
  content: "PREMIUM / PRIVATE / EDUCATION";
  position: absolute;
  right: 28px;
  top: 50%;
  color: rgba(145, 255, 121, 0.16);
  font-family: var(--font-mono);
  font-size: 8px;
  letter-spacing: 0.2em;
  writing-mode: vertical-rl;
  transform: translateY(-50%);
}

.premium-telegram-copy h2 {
  font-size: clamp(50px, 6.6vw, 98px);
}

.premium-telegram-copy h2 em {
  color: transparent;
  background: linear-gradient(105deg, var(--acid), var(--cyan), var(--violet));
  background-clip: text;
  -webkit-background-clip: text;
}

.premium-telegram-mark {
  transform: rotateY(-12deg) rotateX(5deg);
}

.premium-mark-ring-a {
  border-color: rgba(145, 255, 121, 0.32);
  box-shadow: inset 0 0 50px rgba(145, 255, 121, 0.035);
}

.premium-mark-ring-b {
  border-color: rgba(94, 231, 255, 0.32);
}

.premium-mark-core {
  border-color: rgba(94, 231, 255, 0.34);
  background:
    radial-gradient(circle at 35% 24%, rgba(255, 255, 255, 0.22), transparent 8%),
    radial-gradient(circle at 38% 34%, rgba(94, 231, 255, 0.23), transparent 30%),
    linear-gradient(145deg, rgba(17, 29, 29, 0.98), rgba(5, 10, 13, 0.98));
  box-shadow:
    32px 38px 0 -28px rgba(155, 123, 255, 0.18),
    0 48px 90px -44px rgba(0, 0, 0, 1),
    0 0 74px -38px rgba(94, 231, 255, 0.8),
    inset 0 1px 0 rgba(255, 255, 255, 0.13);
}

.premium-telegram-button {
  color: #031008;
  background: linear-gradient(135deg, #bdff91, #5cff9a 52%, #5ee7ff);
}

.premium-feature-grid {
  perspective: 1500px;
}

.premium-feature-card {
  --tilt-x: 0deg;
  --tilt-y: 0deg;
  border-color: rgba(213, 255, 226, 0.1);
  background:
    radial-gradient(circle at var(--local-x, 92%) var(--local-y, 8%), rgba(94, 231, 255, 0.1), transparent 28%),
    linear-gradient(145deg, rgba(255, 255, 255, 0.047), rgba(255, 255, 255, 0.018));
  box-shadow:
    0 34px 70px -48px rgba(0, 0, 0, 1),
    12px 13px 0 -12px rgba(145, 255, 121, 0.1),
    inset 0 1px 0 rgba(255, 255, 255, 0.055);
  transform: perspective(1000px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
  transform-style: preserve-3d;
}

.premium-feature-card:hover {
  transform: perspective(1000px) rotateX(var(--tilt-x)) rotateY(var(--tilt-y)) translateY(-6px);
  border-color: rgba(94, 231, 255, 0.25);
}

.premium-feature-card > * {
  transform: translateZ(18px);
}

.premium-feature-index {
  border-color: rgba(94, 231, 255, 0.28);
  color: var(--cyan);
  background: linear-gradient(145deg, rgba(94, 231, 255, 0.1), rgba(145, 255, 121, 0.04));
  box-shadow: 8px 9px 22px -15px rgba(94, 231, 255, 0.8);
}

.partner-deck {
  height: 720px;
  perspective: 1900px;
}

.partner-slide {
  width: min(870px, 66vw);
  height: 575px;
  border-color: rgba(213, 255, 226, 0.15);
  background:
    radial-gradient(circle at 75% 20%, color-mix(in srgb, var(--accent) 26%, transparent), transparent 38%),
    linear-gradient(145deg, rgba(18, 28, 27, 0.99), rgba(4, 8, 10, 0.99));
  box-shadow:
    0 76px 130px -56px rgba(0, 0, 0, 1),
    18px 20px 0 -18px color-mix(in srgb, var(--accent) 22%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.partner-slide.is-active {
  box-shadow:
    0 86px 145px -58px rgba(0, 0, 0, 1),
    24px 26px 0 -21px color-mix(in srgb, var(--accent) 26%, transparent),
    -20px -18px 0 -18px rgba(94, 231, 255, 0.07),
    0 0 110px -70px var(--accent),
    inset 0 1px 0 rgba(255, 255, 255, 0.1);
}

.slide-content {
  transform: translateZ(105px);
}

.slide-number {
  color: rgba(255, 255, 255, 0.18);
  text-shadow: 12px 14px 28px rgba(0, 0, 0, 0.65);
  transform: translateZ(80px);
}

.deck-button {
  width: 54px;
  height: 54px;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.018));
  box-shadow:
    0 20px 36px -24px rgba(0, 0, 0, 1),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.directory-tools {
  border-color: rgba(213, 255, 226, 0.11);
  border-radius: 24px;
  background:
    radial-gradient(circle at 90% 20%, rgba(94, 231, 255, 0.06), transparent 27%),
    rgba(6, 11, 12, 0.7);
  box-shadow:
    0 28px 64px -48px rgba(0, 0, 0, 1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.filter-button.is-active {
  border-color: rgba(94, 231, 255, 0.28);
  color: #ddfff0;
  background: linear-gradient(110deg, rgba(145, 255, 121, 0.12), rgba(94, 231, 255, 0.08));
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.05);
}

.topic-grid {
  gap: 20px;
  perspective: 1500px;
}

.topic-card {
  min-height: 330px;
  border-color: rgba(213, 255, 226, 0.1);
  border-radius: 30px;
  background:
    radial-gradient(circle at var(--mx) var(--my), color-mix(in srgb, var(--accent) 22%, transparent), transparent 31%),
    linear-gradient(145deg, rgba(15, 24, 23, 0.94), rgba(4, 8, 10, 0.98));
  box-shadow:
    0 40px 82px -52px rgba(0, 0, 0, 1),
    14px 16px 0 -14px color-mix(in srgb, var(--accent) 24%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.065);
}

.topic-card[data-featured="true"] {
  min-height: 390px;
}

.topic-card:hover {
  box-shadow:
    0 56px 100px -54px rgba(0, 0, 0, 1),
    19px 21px 0 -15px color-mix(in srgb, var(--accent) 30%, transparent),
    0 0 76px -54px var(--accent),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.topic-card::after {
  content: "";
  position: absolute;
  left: 18px;
  top: 18px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--accent);
  box-shadow: 0 0 16px var(--accent);
}

.topic-logo {
  width: 64px;
  height: 64px;
  border-radius: 20px;
  box-shadow:
    0 28px 50px -26px rgba(0, 0, 0, 1),
    9px 10px 0 -8px color-mix(in srgb, var(--accent) 32%, transparent),
    inset 0 1px 0 rgba(255, 255, 255, 0.6);
  transform: translateZ(44px) rotate(4deg);
}

.topic-card-inner {
  transform: translateZ(42px);
}

.manifesto-card {
  border-color: rgba(213, 255, 226, 0.13);
  background:
    radial-gradient(circle at 18% 45%, rgba(155, 123, 255, 0.12), transparent 28%),
    radial-gradient(circle at 86% 20%, rgba(94, 231, 255, 0.09), transparent 28%),
    linear-gradient(145deg, rgba(13, 22, 22, 0.9), rgba(4, 8, 10, 0.96));
  box-shadow:
    0 70px 120px -70px rgba(0, 0, 0, 1),
    22px 24px 0 -21px rgba(145, 255, 121, 0.15),
    inset 0 1px 0 rgba(255, 255, 255, 0.07);
}

.manifesto-orbit {
  filter: drop-shadow(0 0 40px rgba(94, 231, 255, 0.1));
  transform: rotateY(-12deg) rotateX(5deg);
}

.manifesto-orbit b {
  color: #06100a;
  background: linear-gradient(135deg, var(--acid), var(--cyan));
  box-shadow: 0 22px 54px -24px rgba(94, 231, 255, 0.75);
}

.footer {
  width: min(calc(100% - 28px), 1548px);
  margin-bottom: 14px;
  padding: 52px 42px 28px;
  border: 1px solid rgba(213, 255, 226, 0.1);
  border-radius: 34px;
  background:
    radial-gradient(circle at 10% 20%, rgba(145, 255, 121, 0.07), transparent 24%),
    rgba(4, 8, 9, 0.74);
  box-shadow:
    0 32px 90px -58px rgba(0, 0, 0, 1),
    inset 0 1px 0 rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(24px);
}

.dimensional-ready .reveal.is-visible {
  animation: dimensional-arrival 780ms cubic-bezier(0.16, 1, 0.3, 1) both;
  animation-delay: var(--reveal-delay, 0ms);
}

@keyframes dimensional-arrival {
  from {
    opacity: 0;
    filter: blur(10px);
    transform: perspective(1000px) translateY(42px) translateZ(-40px) rotateX(4deg);
  }
  to {
    opacity: 1;
    filter: blur(0);
    transform: perspective(1000px) translateY(0) translateZ(0) rotateX(0);
  }
}

@media (max-width: 1180px) {
  .hero {
    min-height: auto;
  }

  .hero h1 {
    max-width: 980px;
  }

  .vault-scene {
    min-height: 720px;
  }

  .world-orb-a {
    opacity: 0.55;
  }
}

@media (max-width: 900px) {
  .shell {
    width: min(calc(100% - 34px), 1520px);
  }

  .topbar {
    top: 8px;
    width: calc(100% - 16px);
    border-radius: 18px;
  }

  .hero {
    padding-top: 94px;
  }

  .hero::before,
  .premium-telegram-card::after {
    display: none;
  }

  .hero h1 {
    font-size: clamp(62px, 12vw, 98px);
  }

  .vault-scene {
    min-height: 650px;
    border-radius: 38px;
  }

  .collaboration-hero-card {
    width: 68%;
  }

  .premium-telegram-card,
  .manifesto-card {
    border-radius: 34px;
  }

  .partner-slide {
    width: min(780px, 80vw);
  }

  .footer {
    width: calc(100% - 16px);
    padding-inline: 26px;
  }
}

@media (max-width: 680px) {
  :root {
    --radius: 22px;
    --radius-lg: 30px;
  }

  body::before {
    background-size: 48px 48px;
  }

  .world-orb-a {
    right: -100px;
    width: 190px;
  }

  .world-orb-b,
  .world-prism-b {
    display: none;
  }

  .topbar {
    min-height: 60px;
    padding: 8px 10px;
  }

  .brand-name {
    font-size: 19px;
  }

  .hero {
    padding-top: 82px;
    padding-bottom: 76px;
  }

  .hero h1 {
    font-size: clamp(53px, 16vw, 74px);
    line-height: 0.86;
  }

  .hero-lead {
    font-size: 14px;
    line-height: 1.72;
  }

  .hero-proof {
    padding: 7px;
    border-radius: 18px;
  }

  .hero-proof div {
    padding-inline: 8px;
  }

  .vault-scene {
    min-height: 535px;
    border-radius: 30px;
    box-shadow:
      0 60px 100px -70px rgba(0, 0, 0, 1),
      14px 16px 0 -14px rgba(145, 255, 121, 0.18),
      inset 0 1px 0 rgba(255, 255, 255, 0.07);
  }

  .collaboration-hero-card {
    width: 76%;
    height: 69%;
    border-radius: 26px;
    transform: translate(-50%, -50%) translateZ(58px) rotateY(-5deg) rotateX(2deg);
  }

  .ticker {
    transform: rotate(-0.6deg) scale(1.01);
  }

  .section-heading h2,
  .manifesto h2,
  .premium-telegram-copy h2 {
    font-size: clamp(42px, 13vw, 64px);
  }

  .tool-card {
    min-height: 310px;
    border-radius: 24px;
  }

  .tool-card::before {
    width: 60px;
    border-radius: 18px;
  }

  .premium-telegram {
    padding-bottom: 92px;
  }

  .premium-telegram-card {
    padding: 22px;
    border-radius: 28px;
    box-shadow:
      0 70px 110px -80px rgba(0, 0, 0, 1),
      14px 16px 0 -14px rgba(145, 255, 121, 0.16),
      inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  .premium-telegram-mark {
    width: min(260px, 88%);
  }

  .premium-feature-card {
    border-radius: 20px;
  }

  .partner-deck {
    height: 620px;
  }

  .partner-slide {
    width: 86vw;
    height: 520px;
    box-shadow:
      0 56px 100px -58px rgba(0, 0, 0, 1),
      12px 14px 0 -12px color-mix(in srgb, var(--accent) 22%, transparent),
      inset 0 1px 0 rgba(255, 255, 255, 0.07);
  }

  .topic-grid {
    gap: 15px;
  }

  .topic-card,
  .topic-card[data-featured="true"] {
    min-height: 330px;
    border-radius: 24px;
  }

  .manifesto-card {
    border-radius: 28px;
    box-shadow:
      0 60px 100px -70px rgba(0, 0, 0, 1),
      14px 16px 0 -14px rgba(145, 255, 121, 0.14),
      inset 0 1px 0 rgba(255, 255, 255, 0.06);
  }

  .footer {
    padding: 36px 22px 22px;
    border-radius: 26px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .world-orb,
  .world-prism,
  .vault-signature,
  .signature-shell,
  .dimensional-ready .reveal.is-visible {
    animation: none !important;
  }

  .button,
  .tool-card,
  .premium-feature-card {
    transform: none !important;
  }
}