@font-face{font-family:"Noto Sans SC";src:local("Noto Sans SC"),local("Noto Sans CJK SC Regular");font-weight:400;font-style:normal}
@font-face{font-family:"Noto Sans SC";src:local("Noto Sans SC Bold"),local("Noto Sans CJK SC Bold");font-weight:700;font-style:normal}
:root{--bg:#0b1220;--primary:#1f7cff;--text:#0b1220;--muted:#777;--light:#f5f7fb}
*{box-sizing:border-box}
body{margin:0;font-family:"SimSun","宋体","STSong","NSimSun",serif;color:#222;line-height:1.6}
.container{max-width:1100px;margin:0 auto;padding:0 20px}
.site-header{position:sticky;top:0;background:#fff;border-bottom:1px solid #eee}
.nav{display:flex;justify-content:space-between;align-items:center;height:64px}
.brand{font-weight:700;font-size:20px}
.nav a{margin:0 10px;color:#333;text-decoration:none}
.nav a:hover{color:var(--primary)}
.hero{background:linear-gradient(135deg,#eef3ff, #f8fbff);padding:80px 0}
.hero-title{font-size:40px;line-height:1.1;margin:0 0 12px;color:#0c1e49;font-weight:800;letter-spacing:.2px}
.hero-sub{color:#49608a;margin-bottom:20px}
.hero .btn{display:inline-block;padding:10px 16px;border-radius:8px;background:var(--primary);color:#fff;text-decoration:none;margin-right:10px}
.hero .btn.secondary{background:#fff;color:var(--primary);border:1px solid var(--primary)}
.section{padding:40px 0}
.section.light{background:#fafcff}
.two-col{display:grid;grid-template-columns:minmax(0,2fr) minmax(0,1fr);gap:24px;align-items:start}
.card-grid{display:grid;grid-template-columns:1fr;gap:16px}
.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.card{background:#fff;border:1px solid #eee;border-radius:12px;padding:0 16px;position:relative}
.card .arrow{position:absolute;right:16px;bottom:16px;text-decoration:none;font-size:22px}
.thumb{width:100%;height:500px;object-fit:contain;border-radius:8px;margin-bottom:10px}
.list .list-item{padding:12px 0;border-bottom:1px solid #eee}
.list .title{font-weight:700}
.list .meta{color:#666;font-size:13px;margin-bottom:6px}
.site-footer{border-top:1px solid #eee;background:#fff;padding:18px 0;color:#666}
@media(max-width:900px){.grid{grid-template-columns:repeat(2,1fr)}.two-col{grid-template-columns:1fr}}
@media(max-width:600px){.grid{grid-template-columns:1fr}.hero-title{font-size:30px}}
/* paragraph layout */
.prose{line-height:1.9;word-break:break-word}
.prose p{margin:0 0 14px;text-indent:0}