:root {
  --color-canvas: #0b0b0d;
  --color-surface: #141418;
  --color-surface-raised: #1c1c22;
  --color-border: #2a2a31;
  --color-text: #f3efe6;
  --color-text-muted: #a8a59c;
  --color-gold: #d7a632;
  --color-gold-soft: #f0cb6e;
  --color-gold-ink: #1a1404;
  --color-code-key: #f0cb6e;
  --color-code-fn: #8fc6ff;
  --color-code-str: #9fd39a;
  --color-code-num: #ffb09a;
  --shadow: 0 30px 80px rgba(0, 0, 0, .45);
  --radius: 14px;
  color-scheme: dark;
}

@media (prefers-color-scheme: light) {
  :root:not([data-theme="dark"]) {
    --color-canvas: #faf7f0;
    --color-surface: #ffffff;
    --color-surface-raised: #f3eee2;
    --color-border: #e3dccb;
    --color-text: #1a1814;
    --color-text-muted: #5f5a4f;
    --color-gold: #a87a10;
    --color-gold-soft: #8a6408;
    --color-gold-ink: #fffaf0;
    --shadow: 0 30px 70px rgba(60, 45, 10, .14);
    color-scheme: light;
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  margin: 0;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: var(--color-text);
  background: var(--color-canvas);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--color-gold-soft); }
a:focus-visible, .btn:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; border-radius: 6px; }
code { font-family: "JetBrains Mono", ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .9em; }
h1, h2, h3, p { margin: 0; }

.container { width: min(1140px, 100% - 32px); margin-inline: auto; }

.skip-link { position: absolute; left: -999px; top: 8px; padding: 8px 14px; background: var(--color-gold); color: var(--color-gold-ink); z-index: 100; border-radius: 8px; }
.skip-link:focus { left: 16px; }

/* Header */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: color-mix(in srgb, var(--color-canvas) 82%, transparent);
  backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--color-border);
}
.header-inner { display: flex; align-items: center; justify-content: space-between; gap: 16px; min-height: 64px; }
.brand { display: flex; align-items: center; gap: 10px; color: var(--color-text); text-decoration: none; font-size: 18px; letter-spacing: -.02em; }
.brand strong { color: var(--color-gold); font-weight: 700; }
.site-nav { display: flex; align-items: center; gap: 22px; }
.site-nav a { color: var(--color-text-muted); text-decoration: none; font-size: 15px; }
.site-nav a:hover { color: var(--color-text); }
.site-nav .nav-cta { padding: 7px 14px; border: 1px solid var(--color-border); border-radius: 999px; color: var(--color-text); }
.site-nav .nav-cta:hover { border-color: var(--color-gold); }

/* Hero */
.hero { position: relative; overflow: hidden; padding: 88px 0 96px; }
.hero::before {
  content: ""; position: absolute; inset: -40% -10% auto auto; width: 760px; height: 760px;
  background: radial-gradient(circle, color-mix(in srgb, var(--color-gold) 22%, transparent) 0, transparent 62%);
  pointer-events: none;
}
.hero-inner { position: relative; display: grid; grid-template-columns: 1.05fr 1fr; gap: 56px; align-items: center; }
.eyebrow { color: var(--color-gold); font-size: 12px; font-weight: 700; letter-spacing: .16em; text-transform: uppercase; }
h1 { margin-top: 14px; font-size: clamp(44px, 7vw, 76px); line-height: 1; letter-spacing: -.045em; }
.gold { color: var(--color-gold); }
.lead { margin-top: 22px; max-width: 560px; color: var(--color-text-muted); font-size: 19px; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.btn { display: inline-flex; align-items: center; padding: 13px 22px; border-radius: 10px; font-weight: 600; text-decoration: none; transition: transform .12s, background .12s, border-color .12s; }
.btn:hover { transform: translateY(-1px); }
.btn-primary { background: var(--color-gold); color: var(--color-gold-ink); }
.btn-primary:hover { background: var(--color-gold-soft); }
.btn-ghost { border: 1px solid var(--color-border); color: var(--color-text); }
.btn-ghost:hover { border-color: var(--color-gold); }
.hero-meta { display: flex; flex-wrap: wrap; gap: 8px 22px; margin: 28px 0 0; padding: 0; list-style: none; color: var(--color-text-muted); font-size: 14px; }
.hero-meta li::before { content: "◆"; margin-right: 8px; color: var(--color-gold); font-size: 10px; vertical-align: 2px; }

.hero-visual { position: relative; min-width: 0; }
.hero-logo { position: absolute; z-index: 2; top: -70px; right: -30px; width: 200px; height: 200px; opacity: .95; filter: drop-shadow(0 20px 40px rgba(0,0,0,.5)); }
.mock-window {
  position: relative; margin-top: 70px; border: 1px solid #2a2a31; border-radius: var(--radius);
  background: #111115; box-shadow: var(--shadow); overflow: hidden; color: #f3efe6;
}
.mock-bar { display: flex; align-items: center; gap: 7px; padding: 12px 16px; border-bottom: 1px solid #24242b; background: #17171c; }
.mock-bar span { width: 11px; height: 11px; border-radius: 50%; background: #34343c; }
.mock-bar span:first-child { background: #d7a632; }
.mock-bar em { margin-left: 10px; color: #8d8a82; font-size: 12px; font-style: normal; }
.mock-code { margin: 0; padding: 18px 20px; overflow-x: auto; font: 13px/1.7 "JetBrains Mono", ui-monospace, monospace; color: #e8e4da; }
.mock-code .k { color: var(--color-code-key); }
.mock-code .f { color: var(--color-code-fn); }
.mock-code .s { color: var(--color-code-str); }
.mock-code .n { color: var(--color-code-num); }
.mock-grid { border-top: 1px solid #24242b; font-size: 13px; }
.mock-grid .row { display: grid; grid-template-columns: 1fr 100px; padding: 8px 20px; border-bottom: 1px solid #1f1f25; }
.mock-grid .row span:last-child { text-align: right; font-variant-numeric: tabular-nums; }
.mock-grid .head { color: #8d8a82; font-size: 11px; letter-spacing: .1em; text-transform: uppercase; background: #141418; }
.mock-status { display: flex; align-items: center; gap: 8px; padding: 10px 20px; color: #8d8a82; font-size: 12px; }
.mock-status i { width: 8px; height: 8px; border-radius: 50%; background: #73bd91; }

/* Sections */
.section { padding: 96px 0; }
.section-alt { background: var(--color-surface); border-block: 1px solid var(--color-border); }
h2 { margin-top: 12px; max-width: 720px; font-size: clamp(30px, 4vw, 42px); line-height: 1.12; letter-spacing: -.03em; }
.section-lead { margin-top: 16px; max-width: 620px; color: var(--color-text-muted); font-size: 18px; }

.feature-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 18px; margin-top: 48px; }
.feature { padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); transition: border-color .15s, transform .15s; }
.feature:hover { border-color: color-mix(in srgb, var(--color-gold) 55%, var(--color-border)); transform: translateY(-2px); }
.feature-icon { display: grid; place-items: center; width: 42px; height: 42px; border-radius: 10px; background: color-mix(in srgb, var(--color-gold) 14%, transparent); color: var(--color-gold); }
.feature-icon svg { width: 22px; height: 22px; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.feature h3 { margin-top: 18px; font-size: 17px; letter-spacing: -.01em; }
.feature p { margin-top: 8px; color: var(--color-text-muted); font-size: 14.5px; }

.split { display: grid; grid-template-columns: 1fr 1.1fr; gap: 56px; align-items: start; }
.check-list { display: grid; gap: 14px; margin: 0; padding: 0; list-style: none; }
.check-list li { position: relative; padding: 18px 20px 18px 54px; border: 1px solid var(--color-border); border-radius: 12px; background: var(--color-canvas); color: var(--color-text-muted); }
.check-list li::before { content: "✓"; position: absolute; left: 18px; top: 17px; display: grid; place-items: center; width: 24px; height: 24px; border-radius: 50%; background: var(--color-gold); color: var(--color-gold-ink); font-size: 13px; font-weight: 700; }
.check-list strong { color: var(--color-text); }

.download-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 16px; margin-top: 44px; }
.download-card { position: relative; display: grid; gap: 4px; padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface); color: var(--color-text); text-decoration: none; transition: border-color .15s, transform .15s; }
.download-card:hover { border-color: var(--color-gold); transform: translateY(-2px); }
.download-card:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 3px; }
.download-card .os { font-size: 18px; font-weight: 650; }
.download-card .pkg { color: var(--color-text-muted); font-size: 14px; }
.download-card .arrow { position: absolute; top: 22px; right: 22px; color: var(--color-gold); font-size: 20px; }

.install-notes { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-top: 16px; }
.note { padding: 24px; border: 1px solid var(--color-border); border-radius: var(--radius); background: var(--color-surface-raised); min-width: 0; }
.note h3 { font-size: 16px; }
.note p { margin-top: 8px; color: var(--color-text-muted); font-size: 14.5px; }
.shell { margin: 12px 0 0; padding: 16px; overflow-x: auto; white-space: pre-wrap; overflow-wrap: anywhere; border-radius: 10px; background: #0e0e11; color: #e8e4da; font-size: 13px; line-height: 1.7; }
.shell + p { margin-top: 12px; }
.all-releases { margin-top: 28px; }

/* Footer */
.site-footer { padding: 48px 0; border-top: 1px solid var(--color-border); color: var(--color-text-muted); font-size: 14px; }
.footer-inner { display: grid; gap: 12px; }
.footer-brand { font-size: 16px; }
.footnote { font-size: 12.5px; opacity: .8; }

/* Responsive */
@media (max-width: 980px) {
  .hero-inner, .split { grid-template-columns: 1fr; }
  .feature-grid, .download-grid { grid-template-columns: repeat(2, 1fr); }
  .install-notes { grid-template-columns: 1fr; }
  .hero-logo { right: 0; }
}
@media (max-width: 640px) {
  .site-nav a:not(.nav-cta) { display: none; }
  .hero { padding: 56px 0 72px; }
  .hero-logo { width: 130px; height: 130px; top: -40px; }
  .mock-window { margin-top: 50px; }
  .feature-grid, .download-grid { grid-template-columns: 1fr; }
  .section { padding: 72px 0; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  * { transition: none !important; }
}

/* FAQ */
.faq-list { display: grid; gap: 12px; max-width: 860px; margin-top: 40px; }
.faq-list details { border: 1px solid var(--color-border); border-radius: 12px; background: var(--color-canvas); }
.faq-list summary { padding: 18px 22px; font-weight: 600; cursor: pointer; list-style: none; display: flex; justify-content: space-between; gap: 16px; }
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; color: var(--color-gold); font-size: 20px; line-height: 1; }
.faq-list details[open] summary::after { content: "−"; }
.faq-list summary:focus-visible { outline: 2px solid var(--color-gold); outline-offset: 2px; border-radius: 12px; }
.faq-list details p { padding: 0 22px 20px; color: var(--color-text-muted); }