:root{
  --navy:#0f2a43;
  --navy-2:#16395c;
  --amber:#d97706;
  --amber-2:#f59e0b;
  --ink:#1a2433;
  --paper:#f7f5f0;
  --card:#ffffff;
  --muted:#5c6b7a;
  --line:#e4e0d6;
  --radius:10px;
  --shadow:0 6px 24px rgba(15,42,67,.10);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{
  margin:0;
  font-family:"PingFang SC","Microsoft YaHei","Noto Sans CJK SC",system-ui,-apple-system,sans-serif;
  color:var(--ink);
  background:var(--paper);
  line-height:1.75;
}
img{max-width:100%;height:auto;display:block}
a{color:var(--navy-2);text-decoration:none}
a:hover{color:var(--amber)}

.wrap{max-width:1180px;margin:0 auto;padding:0 20px}

/* ---- header ---- */
.site-header{background:var(--navy);color:#fff;position:sticky;top:0;z-index:50}
.header-inner{display:flex;align-items:center;justify-content:space-between;gap:20px;padding:14px 20px}
.brand{display:flex;align-items:center;gap:12px}
.brand img{width:44px;height:44px;border-radius:8px;object-fit:cover}
.brand .name{font-size:1.15rem;font-weight:700;letter-spacing:.5px}
.brand .name small{display:block;font-size:.72rem;font-weight:400;color:#c9d6e4}
.nav{display:flex;gap:6px;flex-wrap:wrap}
.nav a{color:#dbe6f2;padding:6px 12px;border-radius:6px;font-size:.92rem}
.nav a:hover{color:#fff;background:rgba(255,255,255,.12)}
.nav a.is-active{color:var(--amber-2);background:rgba(217,119,6,.15)}
.nav-toggle{display:none;background:none;border:1px solid rgba(255,255,255,.4);color:#fff;border-radius:6px;padding:6px 12px;font-size:.9rem;cursor:pointer}

@media (max-width:768px){
  .nav-toggle{display:block}
  .nav{display:none;position:absolute;left:0;right:0;top:100%;background:var(--navy-2);flex-direction:column;padding:10px 20px;box-shadow:var(--shadow)}
  .nav.open{display:flex}
}

/* ---- layout ---- */
.layout{display:grid;grid-template-columns:200px 1fr;gap:28px;padding:34px 0}
.rail{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:18px;height:fit-content}
.rail h3{font-size:.85rem;letter-spacing:1px;color:var(--muted);margin:0 0 12px}
.rail ul{list-style:none;margin:0;padding:0}
.rail li{margin-bottom:8px}
.rail a{display:block;padding:6px 10px;border-radius:6px;font-size:.9rem}
.rail a:hover{background:#f2efe9}

/* ---- hero ---- */
.hero{position:relative;border-radius:var(--radius);overflow:hidden;min-height:360px;display:flex;align-items:flex-end;background:var(--navy)}
.hero img{position:absolute;inset:0;width:100%;height:100%;object-fit:cover;opacity:.55}
.hero-body{position:relative;padding:34px;color:#fff;max-width:640px}
.hero-body .eyebrow{display:inline-block;font-size:.75rem;letter-spacing:2px;color:var(--amber-2);margin-bottom:8px}
.hero-body h1{font-size:2.1rem;line-height:1.2;margin:0 0 10px}
.hero-body p{margin:0;color:#e6edf5;max-width:44ch}

/* ---- section blocks ---- */
.block{padding:34px 0 6px}
.block-head{display:flex;align-items:baseline;justify-content:space-between;gap:12px;margin-bottom:18px;border-left:4px solid var(--amber);padding-left:12px}
.block-head h2{margin:0;font-size:1.4rem}
.block-head .more{font-size:.86rem;color:var(--muted)}
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(240px,1fr));gap:20px}
.card{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;display:flex;flex-direction:column;box-shadow:0 1px 0 rgba(15,42,67,.04)}
.card img{width:100%;height:150px;object-fit:cover}
.card .body{padding:14px 16px}
.card .cat{font-size:.72rem;color:var(--amber);font-weight:600}
.card h3{margin:6px 0 8px;font-size:1.02rem;line-height:1.4}
.card p{margin:0;color:var(--muted);font-size:.88rem}
.card time{display:block;margin-top:10px;font-size:.76rem;color:#9aa7b3}
.split{display:grid;grid-template-columns:repeat(auto-fill,minmax(300px,1fr));gap:22px}
.split-item{display:grid;grid-template-columns:96px 1fr;gap:14px;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:12px;align-items:center}
.split-item img{width:96px;height:96px;object-fit:cover;border-radius:6px}
.split-item h3{font-size:.96rem;margin:0 0 4px}
.split-item p{margin:0;color:var(--muted);font-size:.82rem}

/* ---- stats band ---- */
.band{background:var(--navy);border-radius:var(--radius);padding:28px 26px;color:#fff;display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:18px;margin-top:14px}
.band .stat b{display:block;font-size:1.5rem;color:var(--amber-2)}
.band .stat span{font-size:.82rem;color:#b9c8d8}

/* ---- article page ---- */
.article{background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:34px}
.crumb{font-size:.84rem;color:var(--muted);margin-bottom:16px}
.crumb a{color:var(--navy-2)}
.article h1{font-size:1.9rem;line-height:1.25;margin:0 0 8px}
.byline{color:var(--muted);font-size:.86rem;margin-bottom:22px}
.article figure{margin:22px 0}
.article figcaption{font-size:.78rem;color:var(--muted);margin-top:6px;text-align:center}
.article h2{font-size:1.3rem;margin:30px 0 12px;border-bottom:1px solid var(--line);padding-bottom:8px}
.article p{margin:12px 0;color:#333c49}
.article ul{margin:12px 0;padding-left:22px}
.article li{margin:6px 0}
.aside-links{background:#f2efe9;border-radius:var(--radius);padding:16px;margin-top:26px}
.aside-links h3{margin:0 0 10px;font-size:1rem}
.aside-links a{display:block;padding:5px 0;font-size:.92rem;border-bottom:1px dashed var(--line)}
.aside-links a:last-child{border-bottom:none}
.back-cat{display:inline-block;margin-top:18px;color:var(--amber);font-weight:600}

/* ---- list page ---- */
.list-page .block{padding:10px 0 6px}

/* ---- footer ---- */
.site-footer{background:var(--navy);color:#c9d6e4;padding:40px 0 28px;margin-top:40px}
.footer-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:24px}
.footer-grid h4{color:#fff;font-size:1rem;margin:0 0 10px}
.footer-grid ul{list-style:none;margin:0;padding:0}
.footer-grid li{margin:5px 0;font-size:.86rem}
.footer-grid a{color:#c9d6e4}
.footer-grid a:hover{color:#fff}
.copyright{border-top:1px solid rgba(255,255,255,.15);margin-top:28px;padding-top:18px;font-size:.8rem;text-align:center;color:#9fb0c2}

@media (max-width:768px){
  .layout{grid-template-columns:1fr}
  .hero-body h1{font-size:1.6rem}
  .hero{min-height:300px}
  .article{padding:22px}
  .nav.open{position:static;box-shadow:none}
}