:root {
  color-scheme: dark;
  --bg: #081015;
  --panel: rgba(17, 30, 36, 0.72);
  --panel-solid: #111e24;
  --text: #f5f8f6;
  --muted: #aebbb7;
  --faint: #778783;
  --line: rgba(205, 236, 227, 0.13);
  --mint: #a9efd8;
  --mint-strong: #68d7b3;
  --copper: #ed9b72;
  --shadow: 0 28px 90px rgba(0, 0, 0, 0.34);
  --max: 1180px;
}
:root[data-theme="light"] {
  color-scheme: light;
  --bg: #edf2ef;
  --panel: rgba(255, 255, 255, 0.74);
  --panel-solid: #ffffff;
  --text: #10211e;
  --muted: #526762;
  --faint: #6c7f7a;
  --line: rgba(21, 57, 48, 0.13);
  --mint: #176f5b;
  --mint-strong: #0f8164;
  --copper: #b8532c;
  --shadow: 0 28px 80px rgba(31, 66, 55, 0.12);
}
* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0; min-width: 320px; min-height: 100vh;
  background: radial-gradient(circle at 12% -8%, rgba(104,215,179,.13), transparent 34rem), radial-gradient(circle at 92% 14%, rgba(237,155,114,.10), transparent 30rem), var(--bg);
  color: var(--text); font-family: -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", sans-serif;
  font-size: 16px; line-height: 1.6; -webkit-font-smoothing: antialiased;
}
body::before {
  content: ""; position: fixed; inset: 0; pointer-events: none; opacity: .32;
  background-image: linear-gradient(var(--line) 1px, transparent 1px), linear-gradient(90deg, var(--line) 1px, transparent 1px);
  background-size: 72px 72px; mask-image: linear-gradient(to bottom, black, transparent 62%);
}
a { color: inherit; } img { display: block; max-width: 100%; } button, a { -webkit-tap-highlight-color: transparent; }
.site-header { position: sticky; top: 0; z-index: 20; border-bottom: 1px solid var(--line); background: color-mix(in srgb, var(--bg) 82%, transparent); backdrop-filter: blur(22px) saturate(140%); }
.nav { width: min(calc(100% - 40px), var(--max)); min-height: 72px; margin: 0 auto; display: flex; align-items: center; justify-content: space-between; gap: 24px; }
.brand { display: inline-flex; align-items: center; gap: 12px; color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: -.025em; }
.brand-mark { width: 34px; height: 34px; border: 1px solid var(--line); border-radius: 11px; display: grid; place-items: center; color: var(--mint); background: var(--panel); box-shadow: inset 0 1px rgba(255,255,255,.07); font: 800 13px/1 ui-monospace, "SFMono-Regular", Menlo, monospace; }
.nav-links { display: flex; align-items: center; gap: 8px; }
.nav-links a, .theme-toggle { min-height: 42px; padding: 9px 14px; border: 1px solid transparent; border-radius: 999px; color: var(--muted); background: transparent; font: inherit; text-decoration: none; cursor: pointer; }
.nav-links a:hover, .nav-links a:focus-visible, .theme-toggle:hover, .theme-toggle:focus-visible { color: var(--text); border-color: var(--line); background: var(--panel); outline: none; }
.theme-toggle { width: 42px; padding: 0; position: relative; } .theme-toggle::before { content: "◐"; font-size: 19px; }
.shell { width: min(calc(100% - 40px), var(--max)); margin: 0 auto; }
.hero { min-height: 720px; display: grid; grid-template-columns: minmax(0,1.1fr) minmax(340px,.9fr); align-items: center; gap: 72px; padding: 96px 0 88px; }
.eyebrow { margin: 0 0 20px; color: var(--mint); font-size: .84rem; font-weight: 760; letter-spacing: .14em; text-transform: uppercase; }
h1, h2, h3, p { margin-top: 0; }
h1 { max-width: 780px; margin-bottom: 28px; font-size: clamp(3.3rem,7.5vw,7.2rem); line-height: .93; letter-spacing: -.075em; }
.accent-word { color: var(--mint); }
.hero-copy > p:not(.eyebrow) { max-width: 650px; color: var(--muted); font-size: clamp(1.08rem,1.8vw,1.35rem); }
.actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.button { min-height: 50px; padding: 13px 20px; border: 1px solid var(--line); border-radius: 16px; display: inline-flex; align-items: center; justify-content: center; gap: 9px; color: var(--text); background: var(--panel); text-decoration: none; font-weight: 700; transition: transform .2s ease, border-color .2s ease; }
.button:hover, .button:focus-visible { transform: translateY(-2px); border-color: color-mix(in srgb,var(--mint) 45%,var(--line)); outline: none; }
.button.primary { color: #07130f; border-color: transparent; background: var(--mint); }
.system-orbit { position: relative; min-height: 480px; display: grid; place-items: center; }
.orbit-ring { position: absolute; inset: 8%; border: 1px solid var(--line); border-radius: 50%; animation: drift 18s linear infinite; }
.orbit-ring::before, .orbit-ring::after { content: ""; position: absolute; width: 11px; height: 11px; border-radius: 50%; background: var(--mint-strong); box-shadow: 0 0 30px var(--mint-strong); }
.orbit-ring::before { top: 13%; left: 14%; } .orbit-ring::after { right: 5%; bottom: 28%; background: var(--copper); box-shadow: 0 0 30px var(--copper); }
.orbit-ring.second { inset: 22%; animation-direction: reverse; animation-duration: 13s; transform: rotate(27deg); }
.core { position: relative; width: 190px; aspect-ratio: 1; border: 1px solid var(--line); border-radius: 48px; display: grid; place-items: center; background: linear-gradient(145deg,color-mix(in srgb,var(--panel-solid) 90%,var(--mint) 10%),var(--panel-solid)); box-shadow: var(--shadow),inset 0 1px rgba(255,255,255,.09); font: 800 3rem/1 ui-monospace,"SFMono-Regular",Menlo,monospace; letter-spacing: -.1em; }
.core span:first-child { color: var(--mint); } .core span:last-child { color: var(--copper); }
@keyframes drift { to { transform: rotate(360deg); } }
@media (prefers-reduced-motion: reduce) { * { scroll-behavior: auto !important; animation: none !important; transition: none !important; } }
.section { padding: 104px 0; border-top: 1px solid var(--line); }
.section-heading { display: grid; grid-template-columns: .65fr 1.35fr; gap: 40px; margin-bottom: 52px; }
.section-heading h2 { margin: 0; font-size: clamp(2.2rem,4vw,4rem); line-height: 1; letter-spacing: -.055em; }
.section-heading p { max-width: 630px; margin: 4px 0 0; color: var(--muted); font-size: 1.1rem; }
.app-card { overflow: hidden; display: grid; grid-template-columns: minmax(0,1fr) minmax(300px,.78fr); border: 1px solid var(--line); border-radius: 36px; background: linear-gradient(135deg,var(--panel),color-mix(in srgb,var(--panel) 76%,transparent)); box-shadow: var(--shadow); }
.app-copy { padding: clamp(32px,6vw,72px); }
.app-title-row { display: flex; align-items: center; gap: 20px; margin-bottom: 30px; }
.app-icon { width: 86px; height: 86px; border-radius: 22px; box-shadow: 0 18px 35px rgba(0,0,0,.3); }
.app-title-row h3 { margin: 0 0 3px; font-size: 2rem; letter-spacing: -.04em; } .app-title-row p { margin: 0; color: var(--muted); }
.app-copy > p { color: var(--muted); font-size: 1.12rem; }
.pill-row { display: flex; flex-wrap: wrap; gap: 9px; margin: 30px 0 0; }
.pill { padding: 7px 12px; border: 1px solid var(--line); border-radius: 999px; color: var(--muted); font-size: .9rem; background: color-mix(in srgb,var(--panel-solid) 75%,transparent); }
.vault-visual { min-height: 490px; padding: 42px; display: grid; align-content: center; gap: 16px; background: linear-gradient(155deg,rgba(104,215,179,.15),transparent 50%),color-mix(in srgb,var(--panel-solid) 86%,black 14%); border-left: 1px solid var(--line); }
.vault-row { display: grid; grid-template-columns: 46px 1fr auto; align-items: center; gap: 14px; padding: 16px; border: 1px solid var(--line); border-radius: 17px; background: rgba(255,255,255,.035); }
.vault-row .symbol { width: 46px; height: 46px; display: grid; place-items: center; border-radius: 13px; color: var(--mint); background: rgba(104,215,179,.11); }
.vault-row strong { display: block; font-size: .98rem; } .vault-row small { color: var(--faint); } .vault-row .status { color: var(--mint); font-size: .8rem; }
.principles { display: grid; grid-template-columns: repeat(3,1fr); gap: 16px; }
.principle { min-height: 250px; padding: 30px; border: 1px solid var(--line); border-radius: 26px; background: var(--panel); }
.index { color: var(--copper); font: 700 .82rem/1 ui-monospace,"SFMono-Regular",Menlo,monospace; }
.principle h3 { margin: 70px 0 12px; font-size: 1.35rem; } .principle p { margin: 0; color: var(--muted); }
.page-hero { padding: 96px 0 64px; border-bottom: 1px solid var(--line); }
.breadcrumb { margin-bottom: 28px; color: var(--muted); font-size: .94rem; } .breadcrumb a { text-decoration: none; } .breadcrumb a:hover { color: var(--text); }
.page-hero h1 { max-width: 930px; font-size: clamp(3rem,6.7vw,6.4rem); }
.page-hero .lede { max-width: 780px; color: var(--muted); font-size: 1.25rem; }
.meta-line { display: flex; flex-wrap: wrap; gap: 10px 24px; margin-top: 30px; color: var(--faint); font-size: .92rem; }
.legal-layout { display: grid; grid-template-columns: 250px minmax(0,760px); gap: 72px; align-items: start; padding: 76px 0 120px; }
.legal-nav { position: sticky; top: 102px; display: grid; gap: 6px; }
.legal-nav a { padding: 9px 12px; border-radius: 10px; color: var(--muted); text-decoration: none; font-size: .94rem; }
.legal-nav a:hover, .legal-nav a:focus-visible { color: var(--text); background: var(--panel); outline: none; }
.legal-content section { scroll-margin-top: 110px; padding: 0 0 48px; margin-bottom: 48px; border-bottom: 1px solid var(--line); }
.legal-content section:last-child { border-bottom: 0; }
.legal-content h2 { margin-bottom: 18px; font-size: clamp(1.75rem,3vw,2.5rem); letter-spacing: -.04em; line-height: 1.1; }
.legal-content h3 { margin: 28px 0 8px; } .legal-content p, .legal-content li { color: var(--muted); }
.legal-content a { color: var(--mint); text-underline-offset: 3px; } .legal-content ul { padding-left: 22px; }
.notice { padding: 22px; border: 1px solid color-mix(in srgb,var(--mint) 30%,var(--line)); border-radius: 18px; background: color-mix(in srgb,var(--mint) 7%,var(--panel)); }
.support-grid { display: grid; grid-template-columns: repeat(2,1fr); gap: 16px; padding: 72px 0 48px; }
.support-card { padding: 30px; border: 1px solid var(--line); border-radius: 25px; background: var(--panel); }
.support-card h2 { margin-bottom: 10px; font-size: 1.4rem; } .support-card p { color: var(--muted); } .support-card a { color: var(--mint); text-underline-offset: 3px; } .support-wide { grid-column: 1/-1; }
.site-footer { padding: 34px 0 52px; border-top: 1px solid var(--line); color: var(--faint); }
.footer-row { display: flex; justify-content: space-between; gap: 24px; align-items: center; }
.footer-links { display: flex; flex-wrap: wrap; gap: 20px; } .footer-links a { color: var(--muted); text-decoration: none; } .footer-links a:hover { color: var(--text); }
.js [data-reveal] { opacity: 0; transform: translateY(18px); transition: opacity .65s ease,transform .65s ease; } .js [data-reveal].is-visible { opacity: 1; transform: none; }
@media (max-width: 860px) {
  .hero { min-height: auto; grid-template-columns: 1fr; gap: 24px; padding: 72px 0; } .system-orbit { min-height: 380px; }
  .section-heading, .app-card, .legal-layout { grid-template-columns: 1fr; } .app-card { border-radius: 28px; }
  .vault-visual { min-height: auto; border-left: 0; border-top: 1px solid var(--line); } .principles { grid-template-columns: 1fr; }
  .principle { min-height: auto; } .principle h3 { margin-top: 38px; } .legal-nav { position: static; display: flex; overflow-x: auto; padding-bottom: 8px; } .legal-nav a { white-space: nowrap; }
}
@media (max-width: 640px) {
  .nav { width: min(calc(100% - 28px),var(--max)); min-height: 64px; } .nav-links a { display: none; } .shell { width: min(calc(100% - 28px),var(--max)); }
  h1 { font-size: clamp(3rem,16vw,5rem); } .hero { padding-top: 62px; } .system-orbit { min-height: 310px; } .core { width: 145px; border-radius: 38px; font-size: 2.3rem; }
  .section { padding: 76px 0; } .section-heading { gap: 18px; } .app-copy, .vault-visual { padding: 26px; } .app-title-row { align-items: flex-start; }
  .app-icon { width: 70px; height: 70px; border-radius: 18px; } .support-grid { grid-template-columns: 1fr; } .support-wide { grid-column: auto; } .footer-row { align-items: flex-start; flex-direction: column; }
}