:root {
  --bg: #05060a;
  --bg-2: #0a0d14;
  --panel: rgba(8, 12, 20, 0.72);
  --line: rgba(77, 232, 255, 0.16);
  --text: #e8f4f8;
  --muted: #7d8d99;
  --cyan: #4de8ff;
  --cyan-dim: rgba(77, 232, 255, 0.12);
  --gold: #e8b84a;
  --gold-dim: rgba(232, 184, 74, 0.14);
  --violet: #9b7dff;
  --red: #ff4d6d;
  --green: #3ee6a0;
  --header-h: 72px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  min-height: 100vh;
  color: var(--text);
  background: radial-gradient(1200px 600px at 80% -10%, rgba(77, 232, 255, 0.08), transparent 50%),
              radial-gradient(800px 500px at 0% 20%, rgba(155, 125, 255, 0.06), transparent 45%),
              var(--bg);
  font-family: "Noto Sans SC", "PingFang SC", "Microsoft YaHei", sans-serif;
  line-height: 1.65;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button, input, textarea { font: inherit; color: inherit; }
.container {
  width: min(1160px, calc(100% - 36px));
  margin: 0 auto;
}

.fx-grid,
.fx-vignette,
.fx-scan {
  pointer-events: none;
  position: fixed;
  inset: 0;
}
.fx-grid {
  z-index: 0;
  background-image:
    linear-gradient(rgba(77, 232, 255, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(77, 232, 255, 0.04) 1px, transparent 1px);
  background-size: 48px 48px;
  mask-image: radial-gradient(ellipse at center, #000 30%, transparent 80%);
}
.fx-vignette {
  z-index: 1;
  background: radial-gradient(ellipse at center, transparent 40%, #000 100%);
}
.fx-scan {
  z-index: 2;
  background: repeating-linear-gradient(
    to bottom,
    rgba(255, 255, 255, 0.015) 0 1px,
    transparent 1px 3px
  );
  opacity: 0.35;
}

.ticker {
  position: relative;
  z-index: 5;
  height: 30px;
  overflow: hidden;
  border-bottom: 1px solid var(--line);
  background: rgba(2, 4, 8, 0.85);
}
.ticker__track {
  display: flex;
  gap: 36px;
  width: max-content;
  white-space: nowrap;
  padding: 5px 0;
  color: var(--muted);
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
  animation: ticker 32s linear infinite;
}
.ticker b.up { color: var(--green); }
.ticker b.down { color: var(--red); }
@keyframes ticker {
  from { transform: translateX(0); }
  to { transform: translateX(-50%); }
}

.header {
  position: sticky;
  top: 0;
  z-index: 20;
  height: var(--header-h);
  background: rgba(5, 6, 10, 0.78);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid var(--line);
}
.header__inner {
  height: 100%;
  display: flex;
  align-items: center;
  gap: 24px;
}
.logo { display: flex; align-items: center; gap: 12px; }
.logo__img {
  display: block;
  height: 64px;
  width: auto;
  border-radius: 10px;
  background: #fff;
  box-shadow: 0 0 0 1px rgba(20, 40, 70, 0.06);
}
.logo__mark {
  width: 36px;
  height: 36px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: end;
  gap: 3px;
  padding: 6px;
  border: 1px solid var(--cyan);
  box-shadow: 0 0 16px rgba(77, 232, 255, 0.25);
}
.logo__mark i {
  display: block;
  background: var(--cyan);
}
.logo__mark i:nth-child(1) { height: 10px; }
.logo__mark i:nth-child(2) { height: 18px; background: var(--gold); }
.logo__mark i:nth-child(3) { height: 14px; }
.logo__text { display: flex; flex-direction: column; line-height: 1.15; }
.logo__text strong {
  font-family: "DM Sans", "Noto Sans SC", "PingFang SC", sans-serif;
  letter-spacing: 0.12em;
  font-size: 16px;
}
.logo__text small {
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.16em;
}
.logo--foot .logo__img { height: 52px; }
.nav { display: flex; gap: 22px; margin-left: 12px; }
.nav__cta { display: none; }
.nav a {
  color: var(--muted);
  font-size: 14px;
  letter-spacing: 0.08em;
}
.nav a:hover { color: var(--cyan); }
.header__actions { margin-left: auto; display: flex; gap: 10px; }
.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid var(--line);
  background: transparent;
  padding: 10px;
}
.nav-toggle span {
  display: block;
  height: 1px;
  margin: 6px 0;
  background: var(--cyan);
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 42px;
  padding: 0 18px;
  border: 1px solid transparent;
  cursor: pointer;
  letter-spacing: 0.08em;
  transition: 0.2s ease;
}
.btn--primary {
  background: var(--cyan);
  color: #031016;
  font-weight: 700;
  box-shadow: 0 0 22px rgba(77, 232, 255, 0.28);
}
.btn--primary:hover { filter: brightness(1.08); }
.btn--ghost {
  border-color: var(--line);
  color: var(--cyan);
  background: var(--cyan-dim);
}
.btn--ghost:hover { border-color: var(--cyan); }

.eyebrow {
  margin: 0 0 12px;
  color: var(--cyan);
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.22em;
}
.live-dot {
  display: inline-block;
  width: 7px;
  height: 7px;
  margin-right: 8px;
  border-radius: 50%;
  background: var(--red);
  box-shadow: 0 0 10px var(--red);
  animation: pulse 1.6s ease infinite;
}
@keyframes pulse {
  50% { opacity: 0.35; }
}

.hero {
  position: relative;
  z-index: 3;
  padding: 64px 0 80px;
}
.hero__grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 48px;
  align-items: center;
}
.hero h1 {
  margin: 0 0 18px;
  font-size: clamp(36px, 6vw, 64px);
  line-height: 1.12;
  letter-spacing: 0.04em;
  font-weight: 700;
}
.hero h1 em {
  font-style: normal;
  color: var(--cyan);
  text-shadow: 0 0 24px rgba(77, 232, 255, 0.28);
}
.hero__lead {
  max-width: 34em;
  color: var(--muted);
  margin: 0 0 28px;
}
.hero__actions { display: flex; gap: 12px; flex-wrap: wrap; }
.hero__meta {
  display: flex;
  gap: 28px;
  margin: 36px 0 0;
  padding: 0;
  list-style: none;
}
.hero__meta b {
  display: block;
  font-family: Orbitron, "Share Tech Mono", sans-serif;
  font-size: 22px;
  color: var(--text);
}
.hero__meta span {
  color: var(--muted);
  font-size: 12px;
  letter-spacing: 0.08em;
}

.hud {
  position: relative;
  border: 1px solid var(--line);
  background: linear-gradient(180deg, rgba(8, 14, 22, 0.9), rgba(5, 8, 12, 0.92));
  box-shadow: 0 0 40px rgba(77, 232, 255, 0.08), inset 0 0 40px rgba(77, 232, 255, 0.04);
}
.hud::before,
.hud::after {
  content: "";
  position: absolute;
  width: 14px;
  height: 14px;
  border: 1px solid var(--cyan);
}
.hud::before { top: -1px; left: -1px; border-right: 0; border-bottom: 0; }
.hud::after { right: -1px; bottom: -1px; border-left: 0; border-top: 0; }
.hud__top,
.hud__bottom {
  display: flex;
  justify-content: space-between;
  padding: 10px 14px;
  color: var(--muted);
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
}
.hud canvas {
  display: block;
  width: 100%;
  height: auto;
  background: #04070c;
}

.section-head { margin-bottom: 32px; }
.section-head h2,
.desk h2,
.access h2 {
  margin: 0 0 10px;
  font-size: clamp(28px, 4vw, 40px);
  letter-spacing: 0.06em;
}
.section-head p,
.desk__lead,
.access__copy p {
  color: var(--muted);
  max-width: 40em;
}

.portals,
.desk,
.access {
  position: relative;
  z-index: 3;
  padding: 28px 0 88px;
}
.portal-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}
.portal {
  position: relative;
  display: flex;
  flex-direction: column;
  min-height: 260px;
  padding: 24px;
  border: 1px solid var(--line);
  background: var(--panel);
  overflow: hidden;
}
.portal::after {
  content: "";
  position: absolute;
  inset: auto -20% -40% auto;
  width: 160px;
  height: 160px;
  border: 1px solid var(--line);
  transform: rotate(28deg);
}
.portal:hover {
  border-color: var(--cyan);
  box-shadow: 0 0 28px rgba(77, 232, 255, 0.12);
}
.portal--gold:hover {
  border-color: var(--gold);
  box-shadow: 0 0 28px rgba(232, 184, 74, 0.14);
}
.portal--violet:hover {
  border-color: var(--violet);
  box-shadow: 0 0 28px rgba(155, 125, 255, 0.16);
}
.portal__code {
  color: var(--cyan);
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.16em;
}
.portal--gold .portal__code { color: var(--gold); }
.portal--violet .portal__code { color: var(--violet); }
.portal h3 {
  margin: 28px 0 10px;
  font-size: 28px;
  letter-spacing: 0.08em;
}
.portal p { color: var(--muted); margin: 0 0 18px; }
.portal__url {
  margin-top: auto;
  color: var(--text);
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 12px;
  letter-spacing: 0.08em;
}
.portal__go {
  margin-top: 16px;
  color: var(--cyan);
  letter-spacing: 0.16em;
  font-size: 12px;
}

.desk__grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 40px;
  align-items: start;
}
.protocol {
  display: grid;
  gap: 14px;
}
.role-card {
  padding: 20px 22px;
  border: 1px solid var(--line);
  background: var(--panel);
}
.role-card .count {
  font-family: Orbitron, sans-serif;
  color: var(--cyan);
  font-size: 20px;
}
.role-card h3 { margin: 6px 0 8px; }
.role-card p { margin: 0; color: var(--muted); }

.access__grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
  align-items: start;
}
.access__list {
  margin: 24px 0 0;
  padding: 0;
  list-style: none;
}
.access__list li {
  position: relative;
  padding: 8px 0 8px 22px;
  color: var(--text);
}
.access__list li::before {
  content: "";
  position: absolute;
  left: 0;
  top: 16px;
  width: 8px;
  height: 1px;
  background: var(--cyan);
}

.form {
  padding: 24px;
  border: 1px solid var(--line);
  background: rgba(6, 10, 16, 0.86);
  box-shadow: 0 0 40px rgba(77, 232, 255, 0.06);
}
.form__head {
  display: flex;
  justify-content: space-between;
  margin-bottom: 18px;
  color: var(--muted);
  font-family: "Share Tech Mono", ui-monospace, monospace;
  font-size: 11px;
  letter-spacing: 0.14em;
}
.form label {
  display: block;
  margin-bottom: 14px;
  color: var(--muted);
  font-size: 13px;
}
.form input,
.form textarea,
.form select {
  width: 100%;
  margin-top: 6px;
  padding: 12px 12px;
  border: 1px solid var(--line);
  background: #070b11;
  outline: none;
}
.form input:focus,
.form textarea:focus,
.form select:focus {
  border-color: var(--cyan);
  box-shadow: 0 0 0 3px var(--cyan-dim);
}
.form button { width: 100%; margin-top: 6px; }
.form__msg { min-height: 1.4em; margin: 12px 0 0; font-size: 14px; }
.form__msg.ok { color: var(--green); }
.form__msg.err { color: var(--red); }

.footer {
  position: relative;
  z-index: 3;
  border-top: 1px solid var(--line);
  padding: 22px 0 28px;
}
.footer__inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 16px;
  color: var(--muted);
  font-size: 13px;
}
.footer__ghost { letter-spacing: 0.12em; }
.footer__ghost:hover { color: var(--cyan); }
.footer__links {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 28px 36px;
  width: min(1160px, calc(100% - 36px));
  margin: 18px auto 0;
  padding-top: 16px;
  border-top: 1px solid var(--line);
  color: #b7bdc6;
  font-size: 14px;
  letter-spacing: 0.06em;
}
.footer__links a:hover { color: var(--cyan); }

@media (max-width: 920px) {
  .hero__grid,
  .desk__grid,
  .access__grid,
  .portal-grid { grid-template-columns: 1fr; }
  .nav,
  .header__actions { display: none; }
  .nav.is-open {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    padding: 18px 20px 24px;
    background: rgba(5, 6, 10, 0.96);
    border-bottom: 1px solid var(--line);
  }
  .nav-toggle { display: block; }
  .hero { padding-top: 36px; }
  .nav__cta {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 42px;
    padding: 0 16px;
    margin-top: 8px;
    background: var(--gold, #fcd535);
    color: #181a20 !important;
    font-weight: 700;
  }
}

.landing {
  --bg: #0b0e11;
  --bg-2: #181a20;
  --panel: rgba(30, 35, 41, 0.88);
  --line: rgba(252, 213, 53, 0.14);
  --text: #eaecef;
  --muted: #848e9c;
  --cyan: #fcd535;
  --cyan-dim: rgba(252, 213, 53, 0.12);
  --gold: #fcd535;
  --gold-dim: rgba(252, 213, 53, 0.16);
  --violet: #474d57;
  --red: #f6465d;
  --green: #0ecb81;
  --header-h: 88px;
  color: var(--text);
  background:
    radial-gradient(900px 480px at 88% -12%, rgba(252, 213, 53, 0.08), transparent 52%),
    radial-gradient(720px 400px at 0% 18%, rgba(252, 213, 53, 0.04), transparent 46%),
    var(--bg);
  font-family: "Noto Sans SC", "DM Sans", "PingFang SC", "Microsoft YaHei", sans-serif;
}
.landing .fx-grid {
  background-image:
    linear-gradient(rgba(252, 213, 53, 0.035) 1px, transparent 1px),
    linear-gradient(90deg, rgba(252, 213, 53, 0.035) 1px, transparent 1px);
  mask-image: radial-gradient(ellipse at center, #000 35%, transparent 82%);
}
.landing .fx-vignette {
  background: radial-gradient(ellipse at center, transparent 50%, rgba(0, 0, 0, 0.55) 100%);
}
.landing .fx-scan { opacity: 0.12; }
.landing .ticker {
  background: #181a20;
  border-bottom-color: #2b3139;
}
.landing .ticker__track { color: #848e9c; }
.landing .header {
  background: rgba(24, 26, 32, 0.92);
  border-bottom-color: #2b3139;
}
.landing .nav a { color: #848e9c; }
.landing .nav a:hover,
.landing .footer__ghost:hover,
.landing .footer__links a:hover { color: var(--gold); }
.landing .footer__links {
  border-top-color: #2b3139;
  color: #848e9c;
}
.landing .btn--primary {
  background: var(--gold);
  color: #181a20;
  box-shadow: none;
}
.landing .btn--primary:hover { filter: brightness(1.06); }
.landing .btn--ghost {
  border-color: #2b3139;
  color: var(--gold);
  background: transparent;
}
.landing .btn--ghost:hover {
  border-color: var(--gold);
  color: var(--gold);
  background: var(--cyan-dim);
}
.landing .nav-toggle {
  border-color: #2b3139;
}
.landing .nav-toggle span { background: var(--gold); }
.landing .hero h1 em {
  color: var(--gold);
  text-shadow: none;
}
.landing .hero__lead,
.landing .access__copy p { color: var(--muted); }
.landing .hero__meta b {
  font-family: "DM Sans", "Noto Sans SC", sans-serif;
  color: var(--text);
}
.landing .hud {
  background: linear-gradient(180deg, #1e2329, #0b0e11);
  border-color: #2b3139;
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28), inset 0 0 40px rgba(252, 213, 53, 0.03);
}
.landing .hud::before,
.landing .hud::after { border-color: var(--gold); }
.landing .hud canvas { background: #0b0e11; }
.landing .hud__top,
.landing .hud__bottom { color: #848e9c; }
.landing .form {
  background: #1e2329;
  border-color: #2b3139;
  box-shadow: 0 16px 40px rgba(0, 0, 0, 0.22);
}
.landing .form input,
.landing .form textarea,
.landing .form select {
  background: #181a20;
  border-color: #2b3139;
  color: var(--text);
}
.landing .form input:focus,
.landing .form textarea:focus,
.landing .form select:focus {
  border-color: var(--gold);
  box-shadow: 0 0 0 3px var(--cyan-dim);
}
.landing .footer {
  border-top-color: #2b3139;
}
.landing .footer__inner { align-items: center; }
.landing .nav.is-open {
  background: #181a20;
  border-bottom-color: #2b3139;
}

@media (max-width: 640px) {
  .landing .logo__img { height: 52px; }
  .landing .logo__text strong { font-size: 14px; }
}

@media (max-width: 420px) {
  .landing .logo__text { display: none; }
}