:root {
  --bg: #2b2523;
  --panel: #3a2f2c;
  --text: #e9e1dc;
  --pink: #A75E5E;
  --yellow: #7C5D01;
  --muted: #b7aba5;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, "PingFang SC", "Noto Sans CJK", "Microsoft YaHei", sans-serif;
}

.nav { position: sticky; top: 0; background: rgba(58,47,44,0.9); backdrop-filter: blur(6px); border-bottom: 1px solid rgba(233,225,220,0.08); z-index: 10; }
.nav-inner { max-width: 1080px; margin: 0 auto; padding: 12px 20px; display: flex; align-items: center; justify-content: space-between; }
.brand { color: var(--text); text-decoration: none; font-weight: 700; letter-spacing: 0.5px; }
.nav-links a { color: var(--text); text-decoration: none; margin-left: 18px; padding: 8px 12px; border-radius: 12px; }
.nav-links a:hover { background: rgba(255,255,255,0.06); }

.container { max-width: 1080px; margin: 0 auto; padding: 24px 20px 64px; }

.hero { display: grid; grid-template-columns: 1.2fr 1fr; gap: 24px; align-items: center; }
.hero-media { background: var(--panel); border-radius: 16px; padding: 14px; box-shadow: 0 10px 30px rgba(0,0,0,0.35), inset 0 0 0 1px rgba(233,225,220,0.08); position: relative; }
.preview { width: 100%; border-radius: 12px; display: block; }
.overlay-download { position: absolute; left: 50%; top: 58%; transform: translate(-50%, -50%); }
.hero-cta { text-align: center; padding: 24px; background: linear-gradient(180deg, rgba(58,47,44,0.6), rgba(58,47,44,0.2)); border-radius: 16px; box-shadow: 0 10px 30px rgba(0,0,0,0.25), inset 0 0 0 1px rgba(233,225,220,0.08); }
.tagline { color: var(--muted); margin: 6px 0 18px; }

.btn { display: inline-block; padding: 12px 24px; border-radius: 5px; text-decoration: none; font-weight: 600; }
.btn-primary { background: var(--pink); color: #2b2523; box-shadow: 0 8px 20px rgba(255,109,126,0.4); }
.btn-primary:hover { filter: brightness(1.05); box-shadow: 0 10px 26px rgba(255,109,126,0.5); }

/* 移除平台下载列表样式 */

.features, .links { margin-top: 36px; }
.features h2, .links h2 { margin: 8px 0 18px; }
.feature-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 16px; }
.feature-card { background: var(--panel); border-radius: 16px; padding: 18px; box-shadow: 0 8px 24px rgba(0,0,0,0.3), inset 0 0 0 1px rgba(233,225,220,0.08); }
.feature-card h3 { margin: 0 0 8px; font-size: 16px; color: var(--yellow); }
.feature-card p { margin: 0; color: var(--text); opacity: 0.9; }

.links-list { list-style: none; padding: 0; margin: 0; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.links-list a { display: block; text-decoration: none; color: var(--text); background: rgba(255,255,255,0.06); padding: 10px 12px; border-radius: 12px; }
.links-list a:hover { background: rgba(255,255,255,0.12); }

.footer { margin-top: 40px; border-top: 1px solid rgba(233,225,220,0.08); }
.footer-inner { max-width: 1080px; margin: 0 auto; padding: 16px 20px; display: flex; justify-content: space-between; color: var(--muted); }
.version { color: var(--yellow); }

@media (max-width: 900px) {
  .hero { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: 1fr 1fr; }
  .links-list { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 560px) {
  .feature-grid { grid-template-columns: 1fr; }
  .links-list { grid-template-columns: 1fr; }
}