:root{
  --ink:#2c2320;
  --sub:#6b5b55;
  --primary:#95483f;
  --primary-soft:#ffdad3;
  --bg:#fff8f6;
  --card:#ffffff;
  --line:#eddfd9;
}
*{box-sizing:border-box}
html,body{margin:0;padding:0}
body{
  background:var(--bg);
  color:var(--ink);
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Microsoft YaHei","Noto Sans SC",sans-serif;
  line-height:1.7;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primary);text-decoration:none}
a:hover{text-decoration:underline}

/* 顶部导航 */
.nav{
  display:flex;align-items:center;justify-content:space-between;
  max-width:980px;margin:0 auto;padding:18px 20px;
}
.brand{display:flex;align-items:center;gap:10px;color:var(--ink)}
.brand-mark{
  width:34px;height:34px;border-radius:11px;
  background:var(--primary);color:#fff;
  display:flex;align-items:center;justify-content:center;
  font-size:18px;font-weight:700;
}
.brand-text{font-weight:700;font-size:18px;letter-spacing:.5px}
.nav-links{display:flex;gap:18px;font-size:14px}
.nav-links a{color:var(--sub)}
.nav-links a:hover{color:var(--primary)}

/* 首屏 */
.hero{
  max-width:760px;margin:0 auto;padding:48px 20px 28px;text-align:center;
}
.tag{
  display:inline-block;margin:0 0 18px;padding:5px 12px;
  font-size:12px;color:var(--primary);
  background:var(--primary-soft);border-radius:999px;
}
.hero h1{
  font-size:38px;line-height:1.25;margin:0 0 14px;letter-spacing:.5px;
}
.sub{color:var(--sub);font-size:16px;margin:0 0 26px}
.cta{display:flex;gap:12px;justify-content:center;flex-wrap:wrap}
.btn{
  display:inline-block;padding:13px 26px;border-radius:12px;
  font-size:15px;font-weight:600;transition:transform .08s ease;
}
.btn:active{transform:scale(.98)}
.btn.primary{background:var(--primary);color:#fff}
.btn.primary:hover{filter:brightness(1.06);text-decoration:none}
.btn.ghost{border:1px solid var(--line);color:var(--sub);background:#fff}
.meta{margin:16px 0 0;font-size:13px;color:var(--sub)}

/* 截图 */
.shots{padding:12px 0 8px}
.shots-track{
  display:flex;gap:14px;overflow-x:auto;padding:14px 20px 22px;
  scroll-snap-type:x mandatory;-webkit-overflow-scrolling:touch;
}
.shots-track figure{
  flex:0 0 auto;margin:0;scroll-snap-align:center;
}
.shots-track img{
  width:200px;border-radius:16px;display:block;
  border:1px solid var(--line);
  box-shadow:0 10px 26px rgba(148,72,63,.10);
}
.shots-track figcaption{
  margin-top:8px;font-size:12px;color:var(--sub);text-align:center;
}

/* 功能 */
.features{max-width:980px;margin:0 auto;padding:36px 20px}
.features h2{font-size:22px;margin:0 0 18px}
.grid{
  display:grid;gap:14px;
  grid-template-columns:repeat(auto-fit,minmax(220px,1fr));
}
.card{
  background:var(--card);border:1px solid var(--line);
  border-radius:16px;padding:18px 18px 16px;
}
.card h3{margin:0 0 6px;font-size:16px;color:var(--primary)}
.card p{margin:0;font-size:14px;color:var(--sub)}

/* 说明 */
.notice{max-width:980px;margin:0 auto;padding:8px 20px 28px}
.notice h2{font-size:22px;margin:0 0 14px}
.notice ul{margin:0;padding-left:18px;color:var(--sub);font-size:14px}
.notice li{margin-bottom:8px}
.notice b{color:var(--ink)}

/* 页脚 */
.foot{
  border-top:1px solid var(--line);
  padding:22px 20px 40px;text-align:center;
  font-size:13px;color:var(--sub);
}
.foot p{margin:6px 0}
.foot .small{font-size:12px;opacity:.75}

/* 隐私页 */
.page{max-width:760px;margin:0 auto;padding:32px 20px 60px}
.page h1{font-size:28px;margin:0 0 8px}
.page h2{font-size:18px;margin:28px 0 10px;color:var(--primary)}
.page p,.page li{font-size:14px;color:var(--sub)}
.page ul{padding-left:18px}

@media (max-width:520px){
  .hero h1{font-size:30px}
  .shots-track img{width:170px}
  .nav-links{gap:12px;font-size:13px}
}