/* Cairnfall landing page */
:root {
  --bg: #0c1226;
  --bg2: #141c33;
  --ink: #f3ead8;
  --dim: rgba(243, 234, 216, 0.72);
  --amber: #e8a552;
  --amber-hot: #f2bd6e;
  --teal: #57c2a8;
  --line: rgba(243, 234, 216, 0.14);
  --panel: #182138;
  font-size: 16px;
}
* { box-sizing: border-box; }
html, body { margin: 0; }
body {
  background:
    radial-gradient(1100px 520px at 85% -10%, rgba(232, 165, 82, 0.16), transparent 60%),
    radial-gradient(900px 500px at -10% 30%, rgba(87, 194, 168, 0.10), transparent 55%),
    linear-gradient(180deg, var(--bg) 0%, var(--bg2) 100%);
  color: var(--ink);
  font-family: "Avenir Next", "Segoe UI", "Helvetica Neue", system-ui, sans-serif;
  min-height: 100vh;
}
.topbar {
  display: flex; justify-content: space-between; align-items: center;
  padding: 18px clamp(16px, 4vw, 48px);
}
.brand { font-weight: 800; letter-spacing: 0.22em; text-transform: uppercase; color: var(--amber); }
.nav-play {
  color: var(--ink); text-decoration: none; font-weight: 600; font-size: 14px;
  border: 1px solid var(--line); border-radius: 999px; padding: 8px 16px;
}
.nav-play:hover { border-color: var(--amber); color: var(--amber); }
main { max-width: 1180px; margin: 0 auto; padding: 0 clamp(16px, 4vw, 48px) 64px; }

.hero {
  display: grid; grid-template-columns: minmax(320px, 46ch) 1fr; gap: clamp(20px, 3vw, 44px);
  align-items: center; padding: clamp(12px, 3vw, 40px) 0 44px;
}
.kicker {
  color: var(--teal); text-transform: uppercase; letter-spacing: 0.3em;
  font-size: 12px; font-weight: 700; margin: 0 0 10px;
}
h1 {
  font-size: clamp(44px, 7vw, 84px); line-height: 0.95; margin: 0 0 14px;
  letter-spacing: 0.06em; text-transform: uppercase; font-weight: 800;
  color: var(--amber-hot);
  text-shadow: 0 4px 34px rgba(232, 165, 82, 0.35);
}
.tagline { font-size: clamp(16px, 2vw, 20px); color: var(--dim); margin: 0 0 24px; max-width: 34ch; }
#play-now {
  display: inline-block; text-decoration: none; font-weight: 800; font-size: 18px;
  letter-spacing: 0.08em; text-transform: uppercase;
  color: #1b1305; background: linear-gradient(180deg, var(--amber-hot), var(--amber));
  padding: 16px 38px; border-radius: 14px;
  box-shadow: 0 10px 30px rgba(232, 165, 82, 0.35), inset 0 1px 0 rgba(255,255,255,.4);
}
#play-now:hover { transform: translateY(-2px); box-shadow: 0 14px 36px rgba(232, 165, 82, 0.5); }
.fineprint { font-size: 12px; color: var(--dim); margin-top: 12px; }
#hero-preview {
  width: 100%; aspect-ratio: 16 / 10; display: block;
  border-radius: 18px; border: 1px solid var(--line);
  background: var(--panel);
  box-shadow: 0 24px 60px rgba(0, 0, 0, 0.45);
}

.panel { margin-top: 30px; }
h2 {
  font-size: 13px; letter-spacing: 0.26em; text-transform: uppercase;
  color: var(--teal); font-weight: 700; margin: 34px 0 16px;
}
#gallery {
  display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: 16px;
}
#gallery figure { margin: 0; }
#gallery img {
  width: 100%; aspect-ratio: 8 / 5; object-fit: cover; display: block;
  border-radius: 14px; border: 1px solid var(--line);
  background: var(--panel);
}
#gallery figcaption { font-size: 13px; color: var(--dim); margin-top: 8px; }
.two-col { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 4vw, 48px); }
#features { list-style: none; margin: 0; padding: 0; }
#features li {
  padding: 10px 0 10px 26px; position: relative; color: var(--dim); line-height: 1.55;
  border-bottom: 1px dashed var(--line);
}
#features li:last-child { border-bottom: 0; }
#features li::before {
  content: ""; position: absolute; left: 2px; top: 18px; width: 10px; height: 10px;
  background: linear-gradient(180deg, var(--amber-hot), var(--teal)); border-radius: 2px;
}
#features b { color: var(--ink); }
#controls { display: grid; gap: 8px; }
.ctl { display: grid; grid-template-columns: 150px 1fr; gap: 10px; align-items: baseline; }
.keys {
  font-family: ui-monospace, "SF Mono", Menlo, monospace; font-size: 12.5px;
  background: rgba(0, 0, 0, 0.35); border: 1px solid var(--line); border-radius: 6px;
  padding: 4px 8px; color: var(--amber-hot); white-space: nowrap; display: inline-block;
}
.ctl span:last-child { color: var(--dim); font-size: 14px; }
footer {
  border-top: 1px solid var(--line);
  display: flex; justify-content: space-between; gap: 16px; flex-wrap: wrap;
  padding: 22px clamp(16px, 4vw, 48px); color: var(--dim); font-size: 13px;
}
footer a { color: var(--amber); }
@media (max-width: 760px) {
  .hero { grid-template-columns: 1fr; }
  .hero canvas { order: -1; }
  .two-col { grid-template-columns: 1fr; }
  .ctl { grid-template-columns: 130px 1fr; }
}
@media (max-width: 420px) {
  :root { font-size: 15px; }
  .keys { font-size: 11px; }
}