/* Queens Puzzle — landing page styles. Brand tokens mirror the app's
   AppColors.swift (dark theme) and RegionPalette.swift. Self-hosted fonts. */

/* ---------- Fonts ---------- */
@font-face { font-family:"Cinzel"; src:url("assets/fonts/Cinzel-Regular.ttf") format("truetype"); font-weight:400; font-display:swap; }
@font-face { font-family:"Cinzel"; src:url("assets/fonts/Cinzel-SemiBold.ttf") format("truetype"); font-weight:600; font-display:swap; }
@font-face { font-family:"Cinzel"; src:url("assets/fonts/Cinzel-Bold.ttf") format("truetype"); font-weight:700; font-display:swap; }
@font-face { font-family:"Cinzel"; src:url("assets/fonts/Cinzel-Black.ttf") format("truetype"); font-weight:900; font-display:swap; }
@font-face { font-family:"Nunito"; src:url("assets/fonts/Nunito-Regular.ttf") format("truetype"); font-weight:400; font-display:swap; }
@font-face { font-family:"Nunito"; src:url("assets/fonts/Nunito-SemiBold.ttf") format("truetype"); font-weight:600; font-display:swap; }
@font-face { font-family:"Nunito"; src:url("assets/fonts/Nunito-Bold.ttf") format("truetype"); font-weight:700; font-display:swap; }
@font-face { font-family:"Nunito"; src:url("assets/fonts/Nunito-ExtraBold.ttf") format("truetype"); font-weight:800; font-display:swap; }

/* ---------- Tokens ---------- */
:root {
  --bg: #0d0b1e;
  --bg-2: #120f28;
  --card: #161230;
  --card-2: #1c1740;
  --text: #f0ece8;
  --muted: #aaa0c8;
  --muted-2: #8b82a8;
  --gold: #d4a843;
  --gold-bright: #e3bd54;
  --gold-deep: #c8902f;
  --purple: #7c3aed;
  --purple-soft: #a78bfa;
  --border: rgba(255,255,255,.10);
  --border-strong: rgba(255,255,255,.16);
  --r-pink:#d64f7f; --r-green:#10b981; --r-amber:#f59e0b; --r-violet:#8b5cf6; --r-sky:#0ea5e9;
  --shadow: 0 30px 80px rgba(0,0,0,.45);
  --maxw: 1120px;
}

/* ---------- Base ---------- */
* { box-sizing:border-box; }
html { scroll-behavior:smooth; -webkit-text-size-adjust:100%; }
body {
  margin:0;
  font-family:"Nunito", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  color:var(--text);
  line-height:1.65;
  background:
    radial-gradient(1100px 700px at 85% -10%, rgba(212,168,67,.10), transparent 60%),
    radial-gradient(900px 600px at -10% 10%, rgba(124,58,237,.14), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg-2) 100%);
  background-attachment:fixed;
  -webkit-font-smoothing:antialiased;
  text-rendering:optimizeLegibility;
}
img { max-width:100%; display:block; }
a { color:var(--purple-soft); text-decoration:none; }
a:hover { text-decoration:underline; }
h1,h2,h3 { font-family:"Cinzel", Georgia, serif; line-height:1.12; margin:0; }
.wrap { width:100%; max-width:var(--maxw); margin:0 auto; padding:0 22px; }
.gold { color:var(--gold); }
section { padding:84px 0; }
.section-head { text-align:center; max-width:720px; margin:0 auto 48px; }
.section-head h2 { font-size:clamp(28px, 4vw, 42px); font-weight:900; }
.section-head p { color:var(--muted); font-size:18px; margin:14px 0 0; }
.eyebrow { text-transform:uppercase; letter-spacing:.18em; font-family:"Nunito"; font-weight:800;
  font-size:13px; color:var(--gold); margin-bottom:12px; }

/* ---------- Buttons / CTA ---------- */
.appstore-btn {
  display:inline-flex; align-items:center; gap:12px;
  background:linear-gradient(180deg, var(--gold-bright), var(--gold-deep));
  color:#1a1206; padding:14px 22px; border-radius:16px; font-weight:800;
  box-shadow:0 12px 30px rgba(212,168,67,.30); transition:transform .12s ease, box-shadow .12s ease;
}
.appstore-btn:hover { transform:translateY(-2px); text-decoration:none; box-shadow:0 18px 40px rgba(212,168,67,.40); }
.appstore-btn svg { width:26px; height:26px; flex:0 0 auto; }
.appstore-btn .lines { display:flex; flex-direction:column; line-height:1.05; text-align:left; }
.appstore-btn .lines small { font-size:11px; font-weight:700; opacity:.8; }
.appstore-btn .lines b { font-size:18px; font-weight:800; }
.btn-ghost {
  display:inline-flex; align-items:center; gap:10px; padding:14px 22px; border-radius:16px;
  border:1px solid var(--border-strong); color:var(--text); font-weight:700; background:rgba(255,255,255,.03);
  transition:background .12s ease, border-color .12s ease;
}
.btn-ghost:hover { background:rgba(255,255,255,.07); border-color:var(--gold); text-decoration:none; }

/* ---------- Nav ---------- */
.nav {
  position:sticky; top:0; z-index:50;
  backdrop-filter:saturate(140%) blur(12px);
  background:rgba(13,11,30,.72); border-bottom:1px solid var(--border);
}
.nav .wrap { display:flex; align-items:center; gap:20px; height:64px; }
.brand { display:flex; align-items:center; gap:10px; font-family:"Cinzel"; font-weight:700; color:var(--text); }
.brand:hover { text-decoration:none; }
.brand img { width:30px; height:30px; border-radius:8px; }
.brand span { font-size:18px; }
.nav .links { display:flex; gap:26px; margin-left:auto; }
.nav .links a { color:var(--muted); font-weight:700; font-size:15px; }
.nav .links a:hover { color:var(--text); text-decoration:none; }
.nav .nav-cta { margin-left:8px; }
.nav .nav-cta .appstore-btn { padding:9px 16px; border-radius:12px; }
.nav .nav-cta .appstore-btn .lines b { font-size:15px; }

/* ---------- Hero ---------- */
.hero { padding:72px 0 64px; }
.hero .wrap { display:grid; grid-template-columns:1.1fr .9fr; gap:48px; align-items:center; }
.hero-icon { width:84px; height:84px; border-radius:20px; box-shadow:var(--shadow); margin-bottom:22px; }
.hero h1 { font-size:clamp(36px, 5.4vw, 60px); font-weight:900; letter-spacing:.01em; }
.hero h1 .sub { display:block; font-size:clamp(18px,2.4vw,26px); color:var(--muted); font-weight:600; margin-top:10px; font-family:"Nunito"; }
.hero .hook { font-size:19px; color:var(--text); margin:22px 0 30px; max-width:560px; }
.hero .cta-row { display:flex; flex-wrap:wrap; gap:14px; align-items:center; }
.hero .meta { margin-top:22px; color:var(--muted-2); font-size:14px; display:flex; gap:18px; flex-wrap:wrap; }
.hero .meta b { color:var(--text); }
.hero-shot { justify-self:center; position:relative; }
.hero-shot img { width:100%; max-width:330px; border-radius:34px; box-shadow:var(--shadow);
  border:1px solid var(--border); }
.hero-shot::after { content:""; position:absolute; inset:-30px; z-index:-1;
  background:radial-gradient(closest-side, rgba(212,168,67,.18), transparent 70%); }

/* ---------- Video ---------- */
.video-wrap { max-width:380px; margin:0 auto; border-radius:30px; overflow:hidden;
  box-shadow:var(--shadow); border:1px solid var(--border); background:#000; }
.video-wrap video { width:100%; display:block; }

/* ---------- Cards / grids ---------- */
.grid { display:grid; gap:22px; }
.cols-3 { grid-template-columns:repeat(3,1fr); }
.cols-4 { grid-template-columns:repeat(4,1fr); }
.card {
  background:linear-gradient(180deg, var(--card), var(--card-2));
  border:1px solid var(--border); border-radius:20px; padding:26px;
}
.card h3 { font-size:20px; font-weight:700; margin-bottom:8px; }
.card p { color:var(--muted); margin:0; font-size:15.5px; }
.card .ico { width:46px; height:46px; border-radius:12px; display:flex; align-items:center; justify-content:center;
  font-size:24px; margin-bottom:16px; background:rgba(212,168,67,.12); border:1px solid var(--border); }

/* How to play rule cards with shots */
.rules { display:grid; grid-template-columns:repeat(2,1fr); gap:28px; }
.rule { display:grid; grid-template-columns:120px 1fr; gap:20px; align-items:center;
  background:linear-gradient(180deg, var(--card), var(--card-2)); border:1px solid var(--border);
  border-radius:20px; padding:20px; }
.rule img { width:120px; border-radius:16px; border:1px solid var(--border); }
.rule .n { font-family:"Cinzel"; color:var(--gold); font-weight:700; font-size:14px; letter-spacing:.1em; }
.rule h3 { font-size:20px; font-weight:700; margin:4px 0 6px; }
.rule p { color:var(--muted); margin:0; font-size:15px; }

/* ---------- Screenshots gallery ---------- */
.gallery { display:flex; gap:18px; overflow-x:auto; padding:8px 4px 22px; scroll-snap-type:x mandatory; }
.gallery img { width:240px; flex:0 0 auto; border-radius:24px; border:1px solid var(--border);
  box-shadow:var(--shadow); scroll-snap-align:center; }

/* ---------- Demo ---------- */
.demo-panel { max-width:560px; margin:0 auto; text-align:center; }
#demo-board {
  display:grid; gap:6px; width:min(92vw, 420px); aspect-ratio:1/1; margin:22px auto 8px;
  padding:10px; background:#0a0817; border-radius:20px; border:1px solid var(--border-strong);
  box-shadow:var(--shadow); touch-action:manipulation;
}
.demo-cell {
  border:none; border-radius:12px; cursor:pointer; position:relative; padding:0;
  display:flex; align-items:center; justify-content:center; transition:filter .12s ease, transform .06s ease;
  font-size:0; line-height:0; user-select:none; -webkit-tap-highlight-color:transparent;
}
.demo-cell:hover { filter:brightness(1.08); }
.demo-cell:active { transform:scale(.96); }
.demo-cell:focus-visible { outline:3px solid var(--gold-bright); outline-offset:2px; z-index:2; }
.demo-cell .queen { width:62%; height:62%; }
.demo-cell .queen path { fill:#ffffff; }
.demo-cell.conflict { box-shadow:0 0 0 3px #ef4444 inset; }
.demo-cell.conflict .queen path { fill:#ffe1e1; }
.demo-cell .markx { width:34%; height:34%; opacity:.85; }
.demo-status { min-height:28px; font-weight:700; color:var(--muted); margin-top:6px; }
.demo-status.win { color:var(--gold-bright); font-size:18px; }
.demo-actions { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; margin-top:18px; }
.demo-hint { color:var(--muted-2); font-size:14px; margin-top:10px; }
.demo-win-cta { display:none; margin-top:18px; }
.demo-win-cta.show { display:flex; gap:12px; justify-content:center; flex-wrap:wrap; }

/* ---------- FAQ ---------- */
.faq { max-width:820px; margin:0 auto; }
.faq details { border:1px solid var(--border); border-radius:16px; background:var(--card);
  margin-bottom:14px; padding:0 20px; }
.faq summary { cursor:pointer; font-weight:700; font-size:18px; padding:18px 0; list-style:none;
  display:flex; justify-content:space-between; align-items:center; gap:16px; }
.faq summary::-webkit-details-marker { display:none; }
.faq summary::after { content:"+"; color:var(--gold); font-size:24px; font-weight:700; transition:transform .15s ease; }
.faq details[open] summary::after { transform:rotate(45deg); }
.faq details p { color:var(--muted); margin:0 0 18px; }

/* ---------- Final CTA ---------- */
.final-cta { text-align:center; }
.final-cta .panel {
  background:linear-gradient(135deg, rgba(124,58,237,.18), rgba(212,168,67,.14)), var(--card);
  border:1px solid var(--border-strong); border-radius:28px; padding:56px 28px;
}
.final-cta h2 { font-size:clamp(28px,4vw,40px); font-weight:900; }
.final-cta p { color:var(--muted); font-size:18px; margin:14px auto 28px; max-width:560px; }

/* ---------- Footer ---------- */
.footer { border-top:1px solid var(--border); padding:42px 0; color:var(--muted-2); }
.footer .wrap { display:flex; flex-wrap:wrap; gap:18px; align-items:center; justify-content:space-between; }
.footer .links { display:flex; gap:22px; flex-wrap:wrap; }
.footer .links a { color:var(--muted); font-weight:700; }
.footer small { display:block; margin-top:8px; color:var(--muted-2); }

/* ---------- Legal pages ---------- */
.legal { max-width:760px; margin:0 auto; padding:46px 0 70px; }
.legal h1 { font-size:34px; font-weight:900; margin-bottom:6px; }
.legal h2 { font-size:22px; font-weight:700; color:var(--gold); margin:34px 0 10px; }
.legal h3 { font-size:17px; font-weight:700; margin:20px 0 6px; }
.legal p, .legal li { color:var(--text); }
.legal .effective { color:var(--muted-2); font-size:14px; }
.legal .lead { color:var(--muted); }
.legal .note { border:1px solid var(--border); background:var(--card); border-radius:14px;
  padding:14px 16px; margin:18px 0; color:var(--muted); font-size:15px; }
.legal hr { border:none; border-top:1px solid var(--border); margin:30px 0; }
.legal .back { display:inline-block; margin-bottom:18px; color:var(--gold); font-weight:700; }

/* ---------- Responsive ---------- */
@media (max-width: 900px) {
  .hero .wrap { grid-template-columns:1fr; text-align:center; }
  .hero-icon { margin-left:auto; margin-right:auto; }
  .hero .hook { margin-left:auto; margin-right:auto; }
  .hero .cta-row, .hero .meta { justify-content:center; }
  .hero-shot { order:-1; }
  .cols-3, .cols-4 { grid-template-columns:repeat(2,1fr); }
  .rules { grid-template-columns:1fr; }
  .nav .links { display:none; }
}
@media (max-width: 560px) {
  section { padding:60px 0; }
  .cols-3, .cols-4 { grid-template-columns:1fr; }
  .rule { grid-template-columns:90px 1fr; }
  .rule img { width:90px; }
}
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior:auto; }
  * { transition:none !important; }
}