:root {
  --ink: #23201c;
  --muted: #7a7166;
  --line: #ebe2d3;
  --bg: #fbf6ec;
  --card: #fffdf8;
  --yellow: #f4d548;
  --teal: #2aa1bd;
  --rust: #c4552f;
  --radius: 22px;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  font: 17px/1.6 ui-rounded, 'SF Pro Rounded', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  -webkit-font-smoothing: antialiased;
}

a { color: inherit; text-decoration: none; }
.zh { color: var(--muted); }

.top {
  position: sticky; top: 0; z-index: 2;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px max(24px, calc(50% - 520px));
  background: rgba(251, 246, 236, .85);
  backdrop-filter: blur(10px);
}
.brand img { height: 34px; display: block; mix-blend-mode: multiply; }
nav { display: flex; gap: 6px; }
nav a { padding: 6px 14px; border-radius: 99px; font-weight: 600; font-size: 15px; transition: background .15s; }
nav a:hover { background: var(--line); }

main { max-width: 1040px; margin: 0 auto; padding: 0 24px; }

.hero { padding: 88px 0 64px; }
.eyebrow { font-size: 14px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--teal); margin: 0 0 16px; }
.hero h1 { font-size: clamp(40px, 7vw, 76px); line-height: 1.02; letter-spacing: -.03em; margin: 0 0 28px; font-weight: 800; }
.hl { background: linear-gradient(transparent 62%, var(--yellow) 62%); }
.lead { font-size: 20px; margin: 4px 0; }

.section { padding: 56px 0; }
.label { font-size: 14px; font-weight: 700; letter-spacing: .14em; text-transform: uppercase; color: var(--muted); margin: 0 0 20px; }
.section-lead { font-size: 20px; margin: 0 0 24px; }

.game {
  display: grid; grid-template-columns: 1.1fr 1fr;
  background: var(--card); border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 1px 0 var(--line), 0 20px 50px -24px rgba(90, 61, 43, .35);
}
.game-art { min-height: 340px; }
.game-art svg { width: 100%; height: 100%; display: block; }
.trail { animation: march 6s linear infinite; }
.pip { animation: bob 1.6s ease-in-out infinite; transform-box: fill-box; }
@keyframes march { to { stroke-dashoffset: -110; } }
@keyframes bob { 50% { translate: 0 -5px; } }

.game-body { padding: 40px 40px 36px; display: flex; flex-direction: column; justify-content: center; }
.tag { align-self: flex-start; font-size: 12px; font-weight: 700; padding: 4px 12px; border-radius: 99px; background: var(--yellow); }
.game-body h3 { font-size: 48px; letter-spacing: -.02em; margin: 12px 0 10px; line-height: 1; }
.pitch { font-size: 19px; margin: 0 0 8px; }
.game-body .zh { margin: 0; font-size: 15px; }
.facts { list-style: none; padding: 0; margin: 24px 0 0; display: flex; flex-wrap: wrap; gap: 8px; }
.facts li { font-size: 13px; font-weight: 600; padding: 5px 12px; border-radius: 99px; border: 1.5px solid var(--line); }

.channels { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; }
.channel {
  display: grid; grid-template-columns: auto 1fr auto; grid-template-rows: auto auto; column-gap: 16px; align-items: center;
  padding: 24px 28px; border-radius: var(--radius); background: var(--card); color: var(--c);
  box-shadow: 0 1px 0 var(--line); transition: transform .15s, box-shadow .15s;
}
.channel:hover { transform: translateY(-3px); box-shadow: 0 16px 36px -20px var(--c); }
.channel svg { grid-row: 1 / 3; width: 44px; height: 44px; fill: currentColor; }
.channel .name { font-size: 24px; font-weight: 800; color: var(--ink); }
.channel .handle { grid-column: 2; font-size: 15px; color: var(--muted); }
.channel .go { grid-row: 1 / 3; grid-column: 3; font-size: 24px; font-weight: 700; }
.yt { --c: #ff0033; }
.bili { --c: #00a1d6; }

.contact .mail { display: inline-block; font-size: clamp(26px, 4.5vw, 44px); font-weight: 800; letter-spacing: -.02em; margin-bottom: 12px; border-bottom: 4px solid var(--yellow); }
.contact .mail:hover { border-color: var(--teal); }
.contact p { margin: 4px 0; }

footer { text-align: center; padding: 48px 0; color: var(--muted); font-size: 14px; }

@media (max-width: 760px) {
  nav a { padding: 6px 10px; font-size: 14px; }
  .brand img { height: 28px; }
  .hero { padding: 56px 0 40px; }
  .game { grid-template-columns: 1fr; }
  .game-art { min-height: 220px; height: 220px; }
  .game-body { padding: 28px 24px; }
  .channels { grid-template-columns: 1fr; }
}

@media (prefers-reduced-motion: reduce) {
  .trail, .pip { animation: none; }
}