:root {
  --bg: #050506;
  --bg-2: #09090b;
  --bg-3: #101013;
  --card: rgba(18, 18, 22, 0.62);
  --card-strong: rgba(22, 22, 27, 0.82);
  --text: #f7f3ea;
  --muted: #a29d92;
  --muted-2: #6f6b64;
  --line: rgba(255, 255, 255, 0.09);
  --line-strong: rgba(244, 213, 141, 0.28);
  --gold: #c9a45c;
  --gold-2: #f4d58d;
  --gold-3: #8f6f31;
  --gold-rgb: 201, 164, 92;
  --white-rgb: 255, 255, 255;
  --shadow: 0 24px 90px rgba(0, 0, 0, 0.56);
  --radius-xl: 32px;
  --radius-lg: 24px;
  --radius-md: 18px;
  --container: 1180px;
  --header-h: 84px;
  --ease: cubic-bezier(0.2, 0.9, 0.2, 1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
}

body {
  min-height: 100vh;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  color: var(--text);
  background:
    radial-gradient(circle at 50% 0%, rgba(var(--gold-rgb), 0.12), transparent 34rem),
    radial-gradient(circle at 10% 18%, rgba(255, 255, 255, 0.045), transparent 28rem),
    linear-gradient(180deg, var(--bg), var(--bg-2) 42%, #040405 100%);
  overflow-x: hidden;
}

body.menu-open {
  overflow: hidden;
}

::selection {
  color: #111;
  background: var(--gold-2);
}

img,
svg {
  display: block;
  max-width: 100%;
}

a {
  color: inherit;
  text-decoration: none;
}

button,
a {
  -webkit-tap-highlight-color: transparent;
}

button {
  font: inherit;
}

.container {
  width: min(calc(100% - 40px), var(--container));
  margin-inline: auto;
}

.section-padding {
  padding: 118px 0;
  position: relative;
}

.section-kicker {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 18px;
  color: var(--gold-2);
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.18em;
  text-transform: uppercase;
}

.section-kicker::before {
  content: "";
  width: 34px;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-2));
  box-shadow: 0 0 18px rgba(var(--gold-rgb), 0.7);
}

.section-heading h2,
.section-center h2,
.join-card h2,
.audience-card h2 {
  font-size: clamp(2.1rem, 4.6vw, 4.9rem);
  line-height: 0.94;
  letter-spacing: -0.06em;
}

.section-heading p,
.section-center p,
.audience-card p,
.join-card p {
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.8;
}

.section-center {
  max-width: 820px;
  text-align: center;
  margin-bottom: 58px;
}

.section-center .section-kicker {
  justify-content: center;
}

.noise {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 50;
  opacity: 0.08;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 180 180' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='.85' numOctaves='3' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='.55'/%3E%3C/svg%3E");
}

.cursor-glow {
  position: fixed;
  left: 0;
  top: 0;
  width: 360px;
  height: 360px;
  border-radius: 999px;
  pointer-events: none;
  z-index: 2;
  opacity: 0;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(var(--gold-rgb), 0.16), transparent 68%);
  filter: blur(10px);
  transition: opacity 0.35s ease;
}

.page-aurora {
  position: fixed;
  inset: 0;
  overflow: hidden;
  pointer-events: none;
  z-index: -1;
}

.orb {
  position: absolute;
  width: 420px;
  height: 420px;
  border-radius: 999px;
  filter: blur(70px);
  opacity: 0.28;
  animation: floatOrb 13s var(--ease) infinite alternate;
}

.orb-1 {
  top: -120px;
  left: -80px;
  background: rgba(var(--gold-rgb), 0.33);
}

.orb-2 {
  right: -160px;
  top: 32%;
  background: rgba(255, 255, 255, 0.09);
  animation-delay: -4s;
}

.orb-3 {
  left: 40%;
  bottom: -260px;
  background: rgba(var(--gold-rgb), 0.18);
  animation-delay: -8s;
}

@keyframes floatOrb {
  0% { transform: translate3d(0, 0, 0) scale(1); }
  100% { transform: translate3d(60px, 30px, 0) scale(1.18); }
}

.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 30;
  padding: 18px 0;
  transition: padding 0.3s ease, background 0.3s ease;
}

.site-header.scrolled {
  padding: 10px 0;
}

.navbar {
  width: min(calc(100% - 32px), 1240px);
  min-height: 64px;
  margin-inline: auto;
  padding: 10px 12px 10px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
}

.glass-shell {
  background: linear-gradient(180deg, rgba(18, 18, 22, 0.72), rgba(10, 10, 12, 0.62));
  border: 1px solid var(--line);
  border-radius: 999px;
  backdrop-filter: blur(24px);
  box-shadow: 0 12px 45px rgba(0, 0, 0, 0.34), inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  min-width: max-content;
}

.brand-mark {
  position: relative;
  display: grid;
  place-items: center;
  width: 64px;
  height: 64px;
  min-width: 64px;
  border-radius: 0;
  background: transparent;
  box-shadow: none;
  overflow: visible;
}

.brand-logo {
  position: relative;
  z-index: 1;
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 0 16px rgba(var(--gold-rgb), 0.28)) drop-shadow(0 12px 28px rgba(0, 0, 0, 0.28));
  pointer-events: none;
  user-select: none;
}

.brand-text {
  display: grid;
  gap: 2px;
}

.brand-text strong {
  font-size: 0.95rem;
  line-height: 1;
  letter-spacing: -0.03em;
}

.brand-text small {
  color: var(--muted);
  font-size: 0.68rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.nav-menu {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 4px;
  padding: 6px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(255, 255, 255, 0.05);
}

.nav-menu a {
  position: relative;
  padding: 10px 14px;
  border-radius: 999px;
  color: rgba(247, 243, 234, 0.72);
  font-size: 0.9rem;
  font-weight: 700;
  transition: color 0.25s ease, background 0.25s ease, transform 0.25s ease;
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--text);
  background: rgba(var(--gold-rgb), 0.12);
  transform: translateY(-1px);
}

.nav-cta {
  padding: 13px 18px;
  border-radius: 999px;
  color: #100d07;
  font-size: 0.9rem;
  font-weight: 900;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  box-shadow: 0 0 28px rgba(var(--gold-rgb), 0.28);
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.nav-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 42px rgba(var(--gold-rgb), 0.42);
}

.nav-toggle {
  display: none;
  width: 46px;
  height: 46px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.05);
  color: var(--text);
  cursor: pointer;
  position: relative;
}

.nav-toggle span {
  position: absolute;
  left: 12px;
  width: 20px;
  height: 2px;
  border-radius: 999px;
  background: var(--text);
  transition: transform 0.32s var(--ease), top 0.32s var(--ease), opacity 0.25s ease;
}

.nav-toggle span:nth-child(1) { top: 15px; }
.nav-toggle span:nth-child(2) { top: 22px; }
.nav-toggle span:nth-child(3) { top: 29px; }

body.menu-open .nav-toggle span:nth-child(1) {
  top: 22px;
  transform: rotate(45deg);
}

body.menu-open .nav-toggle span:nth-child(2) {
  opacity: 0;
}

body.menu-open .nav-toggle span:nth-child(3) {
  top: 22px;
  transform: rotate(-45deg);
}

.hero {
  min-height: 100vh;
  display: grid;
  align-items: center;
  padding-top: calc(var(--header-h) + 70px);
  isolation: isolate;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  z-index: -1;
  background:
    linear-gradient(rgba(255, 255, 255, 0.025) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255, 255, 255, 0.025) 1px, transparent 1px);
  background-size: 86px 86px;
  mask-image: radial-gradient(circle at 50% 20%, black, transparent 70%);
}

.hero-grid {
  display: grid;
  grid-template-columns: minmax(0, 1.02fr) minmax(360px, 0.78fr);
  align-items: center;
  gap: 54px;
}

.pulse-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--gold-2);
  box-shadow: 0 0 0 0 rgba(var(--gold-rgb), 0.62);
  animation: pulse 1.8s ease infinite;
}

@keyframes pulse {
  70% { box-shadow: 0 0 0 12px rgba(var(--gold-rgb), 0); }
  100% { box-shadow: 0 0 0 0 rgba(var(--gold-rgb), 0); }
}

.hero h1 {
  max-width: 900px;
  font-size: clamp(3.8rem, 9vw, 8.8rem);
  line-height: 0.83;
  letter-spacing: -0.09em;
  text-wrap: balance;
}

.hero h1 span {
  display: block;
  margin-top: 16px;
  color: transparent;
  background: linear-gradient(135deg, #ffffff, #f4d58d 44%, #8d8b86 100%);
  background-clip: text;
  -webkit-background-clip: text;
}

.hero-text {
  max-width: 680px;
  margin-top: 28px;
  color: var(--muted);
  font-size: clamp(1rem, 1.8vw, 1.18rem);
  line-height: 1.82;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 36px;
}

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: 54px;
  padding: 0 22px;
  border-radius: 999px;
  font-weight: 950;
  letter-spacing: -0.02em;
  overflow: hidden;
  transition: transform 0.28s var(--ease), box-shadow 0.28s ease, border-color 0.28s ease;
}

.btn::before {
  content: "";
  position: absolute;
  inset: -1px;
  opacity: 0;
  background: linear-gradient(110deg, transparent 0%, rgba(255, 255, 255, 0.32) 45%, transparent 58%);
  transform: translateX(-130%);
  transition: transform 0.75s ease, opacity 0.35s ease;
}

.btn:hover::before {
  opacity: 1;
  transform: translateX(130%);
}

.btn:hover {
  transform: translateY(-3px);
}

.btn span,
.btn i {
  position: relative;
  z-index: 1;
}

.btn-primary {
  color: #111;
  background: linear-gradient(135deg, #fff2c8, var(--gold-2) 34%, var(--gold) 82%);
  box-shadow: 0 18px 55px rgba(var(--gold-rgb), 0.2), inset 0 1px 0 rgba(255, 255, 255, 0.58);
}

.btn-primary:hover {
  box-shadow: 0 26px 70px rgba(var(--gold-rgb), 0.34), 0 0 32px rgba(var(--gold-rgb), 0.22);
}

.btn-secondary {
  color: var(--text);
  border: 1px solid rgba(255, 255, 255, 0.1);
  background: rgba(255, 255, 255, 0.045);
  backdrop-filter: blur(18px);
}

.btn-secondary:hover {
  border-color: rgba(var(--gold-rgb), 0.28);
  box-shadow: 0 20px 55px rgba(0, 0, 0, 0.34);
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 9px;
  margin-top: 30px;
}

.hero-trust span {
  display: inline-flex;
  align-items: center;
  min-height: 34px;
  padding: 0 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: rgba(247, 243, 234, 0.66);
  background: rgba(255, 255, 255, 0.034);
  font-size: 0.82rem;
  font-weight: 700;
}

.hero-visual {
  perspective: 1000px;
}

.holo-card {
  position: relative;
  border-radius: var(--radius-xl);
  border: 1px solid rgba(var(--gold-rgb), 0.22);
  background:
    linear-gradient(180deg, rgba(255, 255, 255, 0.08), rgba(255, 255, 255, 0.02)),
    rgba(13, 13, 16, 0.78);
  backdrop-filter: blur(26px);
  box-shadow: var(--shadow), inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 0 80px rgba(var(--gold-rgb), 0.08);
  overflow: hidden;
  transform-style: preserve-3d;
}

.holo-card::before,
.platform-card::before,
.benefit-card::before,
.glass-card::before,
.why-card::before,
.join-card::before,
.audience-card::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  pointer-events: none;
  background: radial-gradient(600px circle at var(--mx, 50%) var(--my, 0%), rgba(244, 213, 141, 0.14), transparent 42%);
  opacity: 0;
  transition: opacity 0.35s ease;
}

.holo-card:hover::before,
.platform-card:hover::before,
.benefit-card:hover::before,
.glass-card:hover::before,
.why-card:hover::before,
.join-card:hover::before,
.audience-card:hover::before {
  opacity: 1;
}

.main-system-card {
  min-height: 560px;
  padding: 28px;
}

.system-card-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 18px;
  margin-bottom: 24px;
}

.system-card-top p {
  color: var(--muted);
  font-size: 0.82rem;
  font-weight: 800;
  letter-spacing: 0.14em;
  text-transform: uppercase;
}

.system-card-top h2 {
  margin-top: 8px;
  font-size: clamp(2rem, 4vw, 3.2rem);
  letter-spacing: -0.08em;
}

.status-chip {
  display: inline-grid;
  place-items: center;
  min-width: 62px;
  height: 32px;
  border-radius: 999px;
  color: #120f08;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  box-shadow: 0 0 30px rgba(var(--gold-rgb), 0.28);
  font-size: 0.72rem;
  font-weight: 950;
}

.system-preview-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
}

.mini-panel {
  position: relative;
  min-height: 130px;
  padding: 18px;
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
  transition: transform 0.3s var(--ease), border-color 0.3s ease, background 0.3s ease;
}

.mini-panel:hover,
.mini-panel.active {
  transform: translateY(-5px);
  border-color: rgba(var(--gold-rgb), 0.26);
  background: rgba(var(--gold-rgb), 0.075);
}

.mini-icon {
  display: inline-grid;
  place-items: center;
  width: 38px;
  height: 38px;
  margin-bottom: 16px;
  border-radius: 14px;
  color: var(--gold-2);
  border: 1px solid rgba(var(--gold-rgb), 0.22);
  background: rgba(var(--gold-rgb), 0.08);
}

.mini-panel strong,
.mini-panel small {
  display: block;
}

.mini-panel strong {
  margin-bottom: 5px;
  font-size: 1.05rem;
  letter-spacing: -0.03em;
}

.mini-panel small {
  color: var(--muted);
}

.metric-strip {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 12px;
  margin-top: 18px;
}

.metric-strip div {
  padding: 18px 14px;
  border-radius: 20px;
  text-align: center;
  background: rgba(0, 0, 0, 0.22);
  border: 1px solid rgba(255, 255, 255, 0.06);
}

.metric-strip strong {
  display: block;
  margin-bottom: 4px;
  color: var(--gold-2);
  font-size: 1.65rem;
  letter-spacing: -0.06em;
}

.metric-strip span {
  color: var(--muted);
  font-size: 0.76rem;
}

.holo-lines {
  position: absolute;
  inset: auto 28px 28px 28px;
  display: grid;
  gap: 10px;
  opacity: 0.25;
}

.holo-lines span {
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--gold-2), transparent);
  transform-origin: left;
  animation: scanLine 3.2s ease infinite;
}

.holo-lines span:nth-child(2) { animation-delay: 0.3s; width: 82%; }
.holo-lines span:nth-child(3) { animation-delay: 0.6s; width: 64%; }
.holo-lines span:nth-child(4) { animation-delay: 0.9s; width: 72%; }

@keyframes scanLine {
  0%, 100% { transform: scaleX(0.25); opacity: 0.15; }
  50% { transform: scaleX(1); opacity: 0.75; }
}

.logo-marquee {
  padding: 22px 0;
  border-block: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.025);
  overflow: hidden;
}

.marquee-track {
  display: flex;
  gap: 44px;
  width: max-content;
  animation: marquee 24s linear infinite;
}

.marquee-track span {
  color: rgba(247, 243, 234, 0.46);
  font-size: 0.84rem;
  font-weight: 900;
  letter-spacing: 0.2em;
  text-transform: uppercase;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.split-section {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 76px;
  align-items: start;
}

.about-copy {
  display: grid;
  gap: 22px;
  color: var(--muted);
  font-size: 1.05rem;
  line-height: 1.85;
}

.feature-row {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
  margin-top: 60px;
}

.glass-card,
.benefit-card,
.why-card,
.platform-card,
.audience-card,
.join-card {
  position: relative;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: linear-gradient(180deg, rgba(255, 255, 255, 0.07), rgba(255, 255, 255, 0.025));
  backdrop-filter: blur(24px);
  box-shadow: 0 20px 70px rgba(0, 0, 0, 0.26), inset 0 1px 0 rgba(255, 255, 255, 0.08);
  overflow: hidden;
  transition: transform 0.35s var(--ease), border-color 0.35s ease, box-shadow 0.35s ease;
}

.glass-card:hover,
.benefit-card:hover,
.why-card:hover,
.platform-card:hover,
.audience-card:hover,
.join-card:hover {
  transform: translateY(-8px);
  border-color: rgba(var(--gold-rgb), 0.28);
  box-shadow: 0 32px 100px rgba(0, 0, 0, 0.42), 0 0 44px rgba(var(--gold-rgb), 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.12);
}

.glass-card {
  min-height: 250px;
  padding: 28px;
  border-radius: var(--radius-lg);
}

.card-index {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 46px;
  height: 46px;
  margin-bottom: 34px;
  border: 1px solid rgba(var(--gold-rgb), 0.22);
  border-radius: 16px;
  color: var(--gold-2);
  background: rgba(var(--gold-rgb), 0.08);
  font-weight: 950;
}

.glass-card h3,
.benefit-card h3,
.why-card h3,
.platform-card h3,
.timeline-item h3 {
  margin-bottom: 12px;
  font-size: 1.28rem;
  letter-spacing: -0.05em;
}

.glass-card p,
.benefit-card p,
.why-card p,
.platform-card p,
.timeline-item p {
  color: var(--muted);
  line-height: 1.75;
}

.benefits-section,
.why-section,
.faq-section {
  background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.018), transparent);
}

.benefits-grid,
.why-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 18px;
}

.benefit-card,
.why-card {
  min-height: 262px;
  padding: 28px;
  border-radius: var(--radius-lg);
}

.benefit-icon {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  margin-bottom: 30px;
  border-radius: 19px;
  color: var(--gold-2);
  background: rgba(var(--gold-rgb), 0.08);
  border: 1px solid rgba(var(--gold-rgb), 0.22);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.08), 0 0 30px rgba(var(--gold-rgb), 0.08);
  font-size: 1.45rem;
}

.platforms-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 20px;
  align-items: stretch;
}

.platform-card {
  min-height: 520px;
  padding: 30px;
  border-radius: 34px;
  display: flex;
  flex-direction: column;
}

.platform-card.featured {
  border-color: rgba(var(--gold-rgb), 0.36);
  transform: translateY(-18px);
  box-shadow: 0 35px 110px rgba(0, 0, 0, 0.5), 0 0 80px rgba(var(--gold-rgb), 0.12);
}

.platform-card.featured:hover {
  transform: translateY(-26px);
}

.platform-glow,
.join-glow {
  position: absolute;
  inset: -50% -25% auto -25%;
  height: 240px;
  background: radial-gradient(circle, rgba(var(--gold-rgb), 0.18), transparent 62%);
  pointer-events: none;
}

.platform-top {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  margin-bottom: 84px;
}

.platform-badge {
  display: grid;
  place-items: center;
  width: 54px;
  height: 54px;
  border-radius: 18px;
  color: #0e0b06;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  font-weight: 950;
  box-shadow: 0 0 30px rgba(var(--gold-rgb), 0.22);
}

.platform-label {
  padding: 9px 12px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 999px;
  color: rgba(247, 243, 234, 0.62);
  background: rgba(255, 255, 255, 0.04);
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.12em;
  text-transform: uppercase;
}

.platform-card h3 {
  font-size: clamp(2.1rem, 4vw, 3.6rem);
  line-height: 0.95;
}

.platform-card ul {
  display: grid;
  gap: 12px;
  margin: 28px 0 34px;
  list-style: none;
}

.platform-card li {
  position: relative;
  padding-left: 24px;
  color: rgba(247, 243, 234, 0.76);
  font-weight: 650;
}

.platform-card li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 8px;
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background: var(--gold-2);
  box-shadow: 0 0 16px rgba(var(--gold-rgb), 0.55);
}

.platform-link {
  position: relative;
  left: auto;
  right: auto;
  bottom: auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  width: 100%;
  min-height: 58px;
  margin-top: auto;
  padding: 0 18px;
  border-radius: 18px;
  color: var(--text);
  background: rgba(255, 255, 255, 0.055);
  border: 1px solid rgba(255, 255, 255, 0.08);
  font-weight: 950;
  transition: background 0.3s ease, border-color 0.3s ease, transform 0.3s var(--ease);
}

.platform-link span {
  color: var(--gold-2);
}

.platform-link:hover {
  transform: translateY(-3px);
  background: rgba(var(--gold-rgb), 0.1);
  border-color: rgba(var(--gold-rgb), 0.25);
}

.sticky-heading {
  position: sticky;
  top: 130px;
}

.sticky-heading p {
  margin-top: 22px;
}

.timeline {
  position: relative;
  display: grid;
  gap: 18px;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 25px;
  top: 20px;
  bottom: 20px;
  width: 1px;
  background: linear-gradient(180deg, transparent, rgba(var(--gold-rgb), 0.55), transparent);
}

.timeline-item {
  position: relative;
  padding: 28px 28px 28px 86px;
  border-radius: var(--radius-lg);
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.035);
  backdrop-filter: blur(18px);
}

.timeline-item span {
  position: absolute;
  left: 0;
  top: 26px;
  display: grid;
  place-items: center;
  width: 52px;
  height: 52px;
  border-radius: 18px;
  color: #111;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  font-weight: 950;
  box-shadow: 0 0 30px rgba(var(--gold-rgb), 0.28);
}

.audience-card {
  display: grid;
  grid-template-columns: minmax(0, 0.9fr) minmax(0, 1fr);
  gap: 40px;
  align-items: center;
  padding: 44px;
  border-radius: 38px;
}

.audience-list {
  display: grid;
  gap: 14px;
}

.audience-list div {
  padding: 18px;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(0, 0, 0, 0.18);
}

.audience-list strong,
.audience-list span {
  display: block;
}

.audience-list strong {
  margin-bottom: 8px;
  font-size: 1.05rem;
}

.audience-list span {
  color: var(--muted);
  line-height: 1.55;
}

.faq-list {
  display: grid;
  gap: 14px;
}

.faq-item {
  border-radius: 22px;
  border: 1px solid rgba(255, 255, 255, 0.08);
  background: rgba(255, 255, 255, 0.04);
  overflow: hidden;
  transition: border-color 0.3s ease, background 0.3s ease;
}

.faq-item.active {
  border-color: rgba(var(--gold-rgb), 0.24);
  background: rgba(var(--gold-rgb), 0.065);
}

.faq-item button {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 18px;
  padding: 22px;
  color: var(--text);
  background: none;
  border: 0;
  cursor: pointer;
  text-align: left;
  font-weight: 950;
  letter-spacing: -0.03em;
}

.faq-item button i {
  display: grid;
  place-items: center;
  width: 34px;
  height: 34px;
  border-radius: 12px;
  color: var(--gold-2);
  background: rgba(255, 255, 255, 0.06);
  font-style: normal;
  transition: transform 0.3s var(--ease);
}

.faq-item.active button i {
  transform: rotate(45deg);
}

.faq-content {
  display: grid;
  grid-template-rows: 0fr;
  transition: grid-template-rows 0.34s var(--ease);
}

.faq-item.active .faq-content {
  grid-template-rows: 1fr;
}

.faq-content p {
  overflow: hidden;
  padding: 0 22px;
  color: var(--muted);
  line-height: 1.8;
}

.faq-item.active .faq-content p {
  padding-bottom: 22px;
}

.join-section {
  padding-top: 70px;
}

.join-card {
  max-width: 1020px;
  margin-inline: auto;
  padding: 66px 52px;
  border-radius: 44px;
  text-align: center;
  overflow: hidden;
}

.join-card h2 {
  max-width: 780px;
  margin-inline: auto;
}

.join-card p {
  max-width: 760px;
  margin: 24px auto 0;
}

.join-actions {
  display: grid;
  justify-items: center;
  gap: 14px;
  margin-top: 34px;
}

.join-actions small {
  color: var(--muted-2);
}

.site-footer {
  padding: 42px 0 30px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  background: rgba(255, 255, 255, 0.02);
}

.footer-grid {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 28px;
}

.footer-grid p {
  max-width: 420px;
  margin-top: 18px;
  color: var(--muted);
  line-height: 1.65;
}

.footer-links {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 12px;
}

.footer-links a {
  padding: 10px 13px;
  border-radius: 999px;
  color: var(--muted);
  border: 1px solid rgba(255, 255, 255, 0.06);
  background: rgba(255, 255, 255, 0.025);
  font-weight: 800;
  transition: color 0.25s ease, border-color 0.25s ease, background 0.25s ease;
}

.footer-links a:hover {
  color: var(--text);
  border-color: rgba(var(--gold-rgb), 0.22);
  background: rgba(var(--gold-rgb), 0.08);
}

.footer-bottom {
  display: flex;
  justify-content: space-between;
  gap: 22px;
  margin-top: 38px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
  color: var(--muted-2);
  font-size: 0.88rem;
}

.reveal {
  opacity: 0;
  transform: translateY(28px) scale(0.98);
  filter: blur(12px);
  transition: opacity 0.8s var(--ease), transform 0.8s var(--ease), filter 0.8s var(--ease);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  filter: blur(0);
}

.delay-1 { transition-delay: 0.12s; }
.delay-2 { transition-delay: 0.22s; }

@media (max-width: 1080px) {
  .nav-menu {
    gap: 0;
  }

  .nav-menu a {
    padding-inline: 10px;
    font-size: 0.84rem;
  }

  .hero-grid,
  .split-section,
  .audience-card {
    grid-template-columns: 1fr;
  }

  .hero-grid {
    gap: 46px;
  }

  .hero-copy {
    text-align: center;
  }

  .hero-copy,
  .hero-actions,
  .hero-trust {
    justify-content: center;
  }

  .hero-text {
    margin-inline: auto;
  }

  .sticky-heading {
    position: relative;
    top: auto;
  }

  .platform-card.featured {
    transform: none;
  }

  .platform-card.featured:hover {
    transform: translateY(-8px);
  }
}

@media (max-width: 900px) {
  :root {
    --header-h: 76px;
  }

  .nav-toggle {
    display: inline-flex;
    z-index: 42;
  }

  .nav-cta {
    display: none;
  }

  .nav-menu {
    position: fixed;
    inset: 84px 16px auto 16px;
    display: grid;
    gap: 10px;
    padding: 16px;
    border-radius: 26px;
    border: 1px solid rgba(var(--gold-rgb), 0.18);
    background: rgba(8, 8, 10, 0.88);
    backdrop-filter: blur(28px);
    box-shadow: 0 30px 100px rgba(0, 0, 0, 0.58), 0 0 45px rgba(var(--gold-rgb), 0.08);
    transform: translateY(-18px) scale(0.96);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition: opacity 0.32s var(--ease), transform 0.32s var(--ease), visibility 0.32s ease;
  }

  body.menu-open .nav-menu {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
    transform: translateY(0) scale(1);
  }

  .nav-menu a {
    padding: 16px 18px;
    font-size: 1rem;
    border-radius: 16px;
  }

  .feature-row,
  .benefits-grid,
  .why-grid,
  .platforms-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }

  .platform-card {
    min-height: 480px;
  }

  .main-system-card {
    min-height: auto;
  }
}

@media (max-width: 680px) {
  .container {
    width: min(calc(100% - 28px), var(--container));
  }

  .section-padding {
    padding: 84px 0;
  }

  .navbar {
    width: min(calc(100% - 20px), 1240px);
    border-radius: 24px;
  }

  .brand-text small {
    display: none;
  }

  .hero {
    padding-top: calc(var(--header-h) + 48px);
  }

  .hero h1 {
    font-size: clamp(3.2rem, 17vw, 5.5rem);
  }

  .hero-actions .btn,
  .join-actions .btn {
    width: 100%;
  }

  .hero-trust span {
    flex: 1 1 auto;
    justify-content: center;
  }

  .system-preview-grid,
  .metric-strip,
  .feature-row,
  .benefits-grid,
  .why-grid,
  .platforms-grid {
    grid-template-columns: 1fr;
  }

  .main-system-card,
  .platform-card,
  .glass-card,
  .benefit-card,
  .why-card,
  .join-card,
  .audience-card {
    border-radius: 26px;
  }

  .main-system-card,
  .platform-card,
  .join-card,
  .audience-card {
    padding: 24px;
  }

  .platform-top {
    margin-bottom: 54px;
  }

  .platform-link {
    position: static;
    margin-top: 24px;
  }

  .platform-card {
    min-height: auto;
  }

  .timeline::before {
    display: none;
  }

  .timeline-item {
    padding: 82px 22px 24px 22px;
  }

  .timeline-item span {
    left: 22px;
    top: 22px;
  }

  .footer-grid,
  .footer-bottom {
    flex-direction: column;
  }

  .footer-links {
    justify-content: flex-start;
  }
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    scroll-behavior: auto !important;
    transition-duration: 0.01ms !important;
  }
}

@media (max-width: 520px) {
  .brand-mark {
    width: 56px;
    height: 56px;
    min-width: 56px;
  }
}