:root {
  --bg: #091412;
  --bg-deep: #06100e;
  --surface: #101d19;
  --surface-strong: #14241f;
  --surface-soft: #0d1916;
  --line: rgba(190, 255, 218, 0.13);
  --line-strong: rgba(217, 255, 116, 0.32);
  --text: #eef7ef;
  --muted: #9aaa9f;
  --muted-strong: #bdc9c0;
  --mint: #83e4b5;
  --lime: #d9ff74;
  --lime-hover: #caff45;
  --ink: #102018;
  --warning: #f5d878;
  --radius-sm: 12px;
  --radius: 18px;
  --radius-lg: 28px;
  --shadow: 0 28px 80px rgba(0, 0, 0, 0.25);
  --max: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  min-width: 320px;
  background:
    radial-gradient(circle at 18% -10%, rgba(68, 140, 102, 0.18), transparent 32rem),
    radial-gradient(circle at 95% 8%, rgba(217, 255, 116, 0.07), transparent 25rem),
    var(--bg);
  color: var(--text);
  font-family: Geist, Inter, ui-sans-serif, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img { display: block; max-width: 100%; }
a { color: inherit; }
button, input { font: inherit; }

.site-shell { min-height: 100vh; overflow: hidden; }
.container { width: min(calc(100% - 40px), var(--max)); margin-inline: auto; }

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(6, 16, 14, 0.88);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(18px);
}

.nav-wrap {
  min-height: 72px;
  display: flex;
  align-items: center;
  gap: 28px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  color: var(--text);
  text-decoration: none;
  flex: 0 0 auto;
}

.brand-mark {
  width: 38px;
  height: 38px;
  display: grid;
  place-items: center;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: rgba(131, 228, 181, 0.08);
  box-shadow: inset 0 0 18px rgba(131, 228, 181, 0.06);
}

.brand-mark img { width: 24px; height: 24px; object-fit: contain; }
.brand-copy { line-height: 1.1; }
.brand-title { display: block; font-size: 13px; font-weight: 650; letter-spacing: 0.035em; }
.brand-domain { display: block; margin-top: 6px; color: var(--mint); font-size: 9px; letter-spacing: 0.28em; text-transform: uppercase; }

.nav-links {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 4px;
}

.nav-links a {
  padding: 8px 10px;
  border-radius: 999px;
  color: var(--muted-strong);
  font-size: 13px;
  text-decoration: none;
  transition: 160ms ease;
}

.nav-links a:hover, .nav-links a.active { color: #fff; background: rgba(255, 255, 255, 0.06); }
.nav-links a.active { box-shadow: inset 0 0 0 1px var(--line); }

.nav-cta, .button {
  display: inline-flex;
  min-height: 42px;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 0 18px;
  border: 1px solid transparent;
  border-radius: 999px;
  background: var(--lime);
  color: var(--ink);
  font-size: 14px;
  font-weight: 650;
  text-decoration: none;
  transition: transform 160ms ease, background 160ms ease, border-color 160ms ease;
}

.nav-cta:hover, .button:hover { background: var(--lime-hover); transform: translateY(-1px); }
.button.secondary { background: rgba(255, 255, 255, 0.035); color: var(--text); border-color: var(--line); }
.button.secondary:hover { background: rgba(255, 255, 255, 0.075); border-color: rgba(190, 255, 218, 0.24); }
.button.small { min-height: 36px; padding-inline: 14px; font-size: 13px; }
.button .arrow { font-size: 18px; line-height: 1; }

.nav-toggle {
  display: none;
  width: 42px;
  height: 42px;
  margin-left: auto;
  border: 1px solid var(--line);
  border-radius: 50%;
  background: var(--surface);
  color: var(--text);
  cursor: pointer;
}

.lang-toggle {
  min-width: 58px;
  height: 36px;
  padding: 0 13px;
  border: 1px solid var(--line);
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.035);
  color: var(--text);
  font-size: 13px;
  cursor: pointer;
  transition: 160ms ease;
}

.lang-toggle:hover { background: rgba(255, 255, 255, 0.075); border-color: rgba(190, 255, 218, 0.24); }

html[dir="rtl"] body { font-family: Tahoma, "Noto Sans Arabic", Arial, sans-serif; }
html[dir="rtl"] .brand-copy, html[dir="rtl"] .eyebrow, html[dir="rtl"] .panel-label, html[dir="rtl"] .tag { direction: rtl; }
html[dir="rtl"] .brand-domain { letter-spacing: 0.12em; }
html[dir="rtl"] .hero h1, html[dir="rtl"] .page-hero h1, html[dir="rtl"] .section-head h2, html[dir="rtl"] .split-copy h2 { letter-spacing: -0.025em; }
html[dir="rtl"] .hero h1 { font-size: clamp(42px, 5.2vw, 68px); line-height: 1.08; }
html[dir="rtl"] .page-hero h1 { font-size: clamp(40px, 4.7vw, 62px); line-height: 1.15; }
html[dir="rtl"] .system-item:not(:last-child)::after { left: auto; right: 18px; }
html[dir="rtl"] .check-list li::before { margin-left: 0; }
html[dir="rtl"] .statement { border-left: 1px solid var(--line); border-right: 2px solid var(--lime); border-radius: var(--radius) 0 0 var(--radius); }
html[dir="rtl"] .flow-node:not(:last-child)::after { left: auto; right: 24px; }
html[dir="rtl"] .step-card { direction: rtl; }
html[dir="rtl"] .code-pill, html[dir="rtl"] .token-row strong, html[dir="rtl"] .token-row a { direction: ltr; text-align: left; }

.hero { padding: 88px 0 64px; }
.hero-grid { display: grid; grid-template-columns: minmax(0, 1.42fr) minmax(320px, 0.58fr); gap: 58px; align-items: center; }

.eyebrow {
  margin: 0 0 18px;
  color: var(--mint);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.23em;
  text-transform: uppercase;
}

.hero h1, .page-hero h1 {
  margin: 0;
  max-width: 840px;
  font-size: clamp(46px, 6.5vw, 86px);
  line-height: 0.98;
  letter-spacing: -0.055em;
  text-wrap: balance;
}

.hero h1 span, .page-hero h1 span { color: var(--lime); }
.hero-lede, .page-lede { max-width: 690px; margin: 28px 0 0; color: var(--muted-strong); font-size: clamp(17px, 2vw, 21px); line-height: 1.65; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.trust-line { display: flex; flex-wrap: wrap; gap: 18px; margin-top: 34px; color: var(--muted); font-size: 12px; }
.trust-line span { display: inline-flex; align-items: center; gap: 8px; }
.trust-line span::before { content: ""; width: 7px; height: 7px; border-radius: 50%; background: var(--mint); box-shadow: 0 0 12px rgba(131, 228, 181, 0.7); }

.system-card, .panel, .feature-card, .step-card, .stat-card, .quote-card {
  border: 1px solid var(--line);
  background: linear-gradient(155deg, rgba(20, 36, 31, 0.92), rgba(13, 25, 22, 0.92));
  box-shadow: var(--shadow);
}

.system-card { padding: 28px; border-radius: var(--radius); }
.panel-label { display: flex; align-items: center; gap: 9px; margin-bottom: 24px; color: var(--muted); font-size: 11px; font-weight: 700; letter-spacing: 0.2em; text-transform: uppercase; }
.pulse-line { color: var(--mint); font-size: 21px; }

.system-list { display: grid; gap: 0; }
.system-item { position: relative; display: grid; grid-template-columns: 38px 1fr; gap: 14px; min-height: 67px; align-items: start; }
.system-item:not(:last-child)::after { content: ""; position: absolute; left: 18px; top: 36px; bottom: -2px; width: 1px; background: var(--line); }
.system-icon { width: 38px; height: 38px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--mint); background: rgba(131, 228, 181, 0.04); font-size: 13px; font-weight: 750; }
.system-item strong { display: block; margin-top: 2px; font-size: 14px; font-weight: 600; }
.system-item small { display: block; color: var(--muted); font-size: 12px; }

.section { padding: 72px 0; }
.section.compact { padding: 42px 0; }
.section-head { display: flex; align-items: end; justify-content: space-between; gap: 36px; margin-bottom: 30px; }
.section-head h2 { margin: 0; max-width: 650px; font-size: clamp(30px, 4vw, 52px); line-height: 1.08; letter-spacing: -0.04em; }
.section-head p { max-width: 470px; margin: 0; color: var(--muted); }

.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 18px; }
.feature-card { min-height: 240px; padding: 26px; border-radius: var(--radius); transition: transform 180ms ease, border-color 180ms ease; }
.feature-card:hover { transform: translateY(-3px); border-color: rgba(217, 255, 116, 0.28); }
.feature-number { width: 42px; height: 42px; display: grid; place-items: center; margin-bottom: 34px; border-radius: 12px; background: var(--lime); color: var(--ink); font-size: 13px; font-weight: 800; }
.feature-card h3 { margin: 0 0 10px; font-size: 20px; letter-spacing: -0.02em; }
.feature-card p { margin: 0; color: var(--muted); font-size: 14px; }

.protocol-band { border-block: 1px solid var(--line); background: rgba(255, 255, 255, 0.018); }
.stats { display: grid; grid-template-columns: repeat(4, 1fr); }
.stat { padding: 28px 24px; border-right: 1px solid var(--line); }
.stat:last-child { border-right: 0; }
.stat strong { display: block; color: var(--lime); font-size: clamp(26px, 4vw, 38px); line-height: 1; letter-spacing: -0.04em; }
.stat span { display: block; margin-top: 8px; color: var(--muted); font-size: 12px; }

.split { display: grid; grid-template-columns: minmax(0, 0.9fr) minmax(0, 1.1fr); gap: 54px; align-items: center; }
.split.reverse { grid-template-columns: minmax(0, 1.1fr) minmax(0, 0.9fr); }
.split-copy h2, .panel h2 { margin: 0 0 18px; font-size: clamp(32px, 4.4vw, 56px); line-height: 1.06; letter-spacing: -0.045em; }
.split-copy > p { color: var(--muted-strong); font-size: 17px; }
.check-list { display: grid; gap: 13px; padding: 0; margin: 26px 0 0; list-style: none; }
.check-list li { display: flex; gap: 12px; color: var(--muted-strong); }
.check-list li::before { content: "✓"; flex: 0 0 23px; width: 23px; height: 23px; display: grid; place-items: center; border: 1px solid rgba(131, 228, 181, 0.4); border-radius: 50%; color: var(--mint); font-size: 12px; }

.image-panel { position: relative; min-height: 470px; overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.image-panel img { width: 100%; height: 100%; min-height: 470px; object-fit: cover; filter: saturate(0.65) contrast(1.08) brightness(0.72); }
.image-panel::after { content: ""; position: absolute; inset: 0; background: linear-gradient(180deg, transparent 20%, rgba(6, 16, 14, 0.9)); }
.image-caption { position: absolute; z-index: 2; left: 28px; right: 28px; bottom: 26px; }
.image-caption strong { display: block; font-size: 23px; }
.image-caption span { color: var(--muted-strong); font-size: 13px; }

.cta-panel { display: grid; grid-template-columns: 1fr auto; align-items: center; gap: 30px; padding: 38px; border: 1px solid var(--line-strong); border-radius: var(--radius-lg); background: linear-gradient(135deg, rgba(217, 255, 116, 0.1), rgba(131, 228, 181, 0.035)); }
.cta-panel h2 { margin: 0; font-size: clamp(28px, 4vw, 44px); letter-spacing: -0.04em; }
.cta-panel p { margin: 8px 0 0; color: var(--muted-strong); }

.page-hero { padding: 78px 0 52px; border-bottom: 1px solid var(--line); }
.page-hero h1 { max-width: 900px; font-size: clamp(44px, 6vw, 74px); }
.breadcrumb { display: flex; align-items: center; gap: 8px; margin-bottom: 28px; color: var(--muted); font-size: 12px; }
.breadcrumb a { color: var(--mint); text-decoration: none; }

.statement { padding: 34px; border-left: 2px solid var(--lime); background: rgba(217, 255, 116, 0.04); border-radius: 0 var(--radius) var(--radius) 0; }
.statement p { margin: 0; font-size: clamp(22px, 3vw, 34px); line-height: 1.35; letter-spacing: -0.025em; }

.value-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 16px; }
.value-card { padding: 28px; border: 1px solid var(--line); border-radius: var(--radius); background: var(--surface-soft); }
.value-card .tag { color: var(--mint); font-size: 11px; font-weight: 750; letter-spacing: 0.18em; text-transform: uppercase; }
.value-card h3 { margin: 16px 0 8px; font-size: 22px; }
.value-card p { margin: 0; color: var(--muted); }

.steps { display: grid; gap: 14px; counter-reset: step; }
.step-card { counter-increment: step; display: grid; grid-template-columns: 60px 1fr auto; gap: 22px; align-items: center; padding: 24px; border-radius: var(--radius); }
.step-card::before { content: counter(step, decimal-leading-zero); width: 52px; height: 52px; display: grid; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--lime); font-size: 13px; font-weight: 750; }
.step-card h3 { margin: 0 0 6px; font-size: 19px; }
.step-card p { margin: 0; color: var(--muted); font-size: 14px; }
.step-logo { width: 48px; height: 48px; object-fit: contain; }
.code-pill { display: inline-block; max-width: 100%; margin-top: 12px; padding: 7px 11px; overflow-wrap: anywhere; border: 1px solid var(--line); border-radius: 8px; background: #07100e; color: var(--mint); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 12px; }

.architecture { display: grid; grid-template-columns: 1fr 0.82fr; gap: 24px; align-items: start; }
.architecture-flow { display: grid; gap: 0; }
.flow-node { position: relative; display: grid; grid-template-columns: 50px 1fr; gap: 17px; padding-bottom: 28px; }
.flow-node:not(:last-child)::after { content: ""; position: absolute; left: 24px; top: 50px; bottom: 0; width: 1px; background: var(--line); }
.flow-icon { width: 50px; height: 50px; display: grid; place-items: center; border: 1px solid var(--line-strong); border-radius: 15px; color: var(--lime); font-size: 12px; font-weight: 800; }
.flow-node h3 { margin: 2px 0 4px; font-size: 18px; }
.flow-node p { margin: 0; color: var(--muted); font-size: 14px; }
.plan-panel { position: sticky; top: 100px; padding: 18px; border: 1px solid var(--line); border-radius: var(--radius); background: #fff; }
.plan-panel img { width: 100%; border-radius: 8px; }

.token-card { overflow: hidden; border: 1px solid var(--line); border-radius: var(--radius-lg); background: var(--surface); }
.token-head { display: flex; align-items: center; gap: 18px; padding: 28px; border-bottom: 1px solid var(--line); }
.token-head img { width: 58px; height: 58px; object-fit: contain; border-radius: 16px; background: var(--lime); padding: 8px; }
.token-head h2 { margin: 0; font-size: 28px; }
.token-head p { margin: 3px 0 0; color: var(--muted); }
.token-rows { padding: 8px 28px 24px; }
.token-row { display: grid; grid-template-columns: 170px 1fr; gap: 22px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.token-row:last-child { border-bottom: 0; }
.token-row span { color: var(--muted); font-size: 13px; }
.token-row strong, .token-row a { overflow-wrap: anywhere; color: var(--text); font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: 13px; text-decoration: none; }

.notice { padding: 18px 20px; border: 1px solid rgba(245, 216, 120, 0.25); border-radius: var(--radius-sm); background: rgba(245, 216, 120, 0.055); color: #e7dbad; font-size: 13px; }

.site-footer { padding: 48px 0; border-top: 1px solid var(--line); background: var(--bg-deep); }
.footer-grid { display: grid; grid-template-columns: 1fr auto; gap: 28px; align-items: end; }
.footer-copy { max-width: 540px; margin: 18px 0 0; color: var(--muted); font-size: 13px; }
.footer-links { display: flex; flex-wrap: wrap; justify-content: end; gap: 16px; }
.footer-links a { color: var(--muted-strong); font-size: 13px; text-decoration: none; }
.footer-links a:hover { color: var(--lime); }
.copyright { margin-top: 30px; padding-top: 22px; border-top: 1px solid var(--line); color: #6f8076; font-size: 11px; letter-spacing: 0.08em; text-transform: uppercase; }

@media (max-width: 940px) {
  .nav-toggle { display: grid; place-items: center; }
  .nav-links { position: absolute; inset: 72px 20px auto; display: none; flex-direction: column; align-items: stretch; padding: 14px; border: 1px solid var(--line); border-radius: var(--radius); background: #0b1714; box-shadow: var(--shadow); }
  .nav-links.open { display: flex; }
  .nav-links a { padding: 12px 14px; }
  .nav-cta { display: none; }
  .hero-grid, .split, .split.reverse, .architecture { grid-template-columns: 1fr; }
  .hero { padding-top: 64px; }
  .system-card { max-width: 620px; }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
  .stats { grid-template-columns: repeat(2, 1fr); }
  .stat:nth-child(2) { border-right: 0; }
  .stat:nth-child(-n+2) { border-bottom: 1px solid var(--line); }
  .plan-panel { position: static; }
}

@media (max-width: 680px) {
  .nav-wrap { gap: 10px; }
  .brand { min-width: 0; flex: 1; }
  .brand-copy { min-width: 0; }
  .container { width: min(calc(100% - 28px), var(--max)); }
  .brand-title { max-width: 170px; font-size: 11px; }
  .lang-toggle { min-width: 52px; padding-inline: 10px; }
  .hero, .page-hero { padding-top: 48px; }
  .hero h1, .page-hero h1 { font-size: clamp(40px, 13vw, 60px); }
  html[dir="rtl"] .hero h1 { font-size: clamp(36px, 10.5vw, 48px); line-height: 1.16; }
  html[dir="rtl"] .page-hero h1 { font-size: clamp(34px, 9.5vw, 44px); line-height: 1.2; }
  .hero-grid { gap: 38px; }
  .section { padding: 54px 0; }
  .section-head { display: block; }
  .section-head p { margin-top: 14px; }
  .grid-3, .grid-2, .value-grid { grid-template-columns: 1fr; }
  .feature-card { min-height: 0; }
  .cta-panel, .footer-grid { grid-template-columns: 1fr; }
  .cta-panel { padding: 28px; }
  .step-card { grid-template-columns: 50px 1fr; }
  .step-card .button, .step-logo { grid-column: 2; }
  .token-row { grid-template-columns: 1fr; gap: 5px; }
  .footer-links { justify-content: start; }
}

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