:root{
  --gold:#FDCF03;
  --paper:#FDFCF8;
  --ink:#1C1917;
  --primaryInk:#8A6A00;
  --gray:#3F3F46;
  --stone:#8A8175;
  --line:#ECECEC;
  --card:#FFFFFF;
}
*{box-sizing:border-box;}
html,body{margin:0;padding:0;}
body{
  font-family:-apple-system,BlinkMacSystemFont,"PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;
  background:var(--paper);
  color:var(--gray);
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
}
a{color:var(--primaryInk);text-decoration:none;}

/* header */
.site-header{
  position:sticky;top:0;z-index:10;
  background:rgba(253,252,248,.92);
  backdrop-filter:saturate(150%) blur(8px);
  border-bottom:3px solid var(--gold);
}
.site-header .bar{
  max-width:1080px;margin:0 auto;padding:14px 20px;
  display:flex;align-items:center;justify-content:space-between;gap:16px;
}
.brand{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--ink);font-size:19px;}
.brand .dot{width:12px;height:12px;border-radius:3px;background:var(--gold);display:inline-block;}
.nav a{margin-left:18px;color:var(--primaryInk);font-weight:600;font-size:15px;}
.nav a:hover{text-decoration:underline;}

/* layout */
.site-main{max-width:1080px;margin:0 auto;padding:28px 20px 60px;}
.site-footer{
  border-top:1px solid var(--line);color:var(--stone);
  font-size:13px;text-align:center;padding:22px 20px;background:#fff;
}

/* hero */
.hero{
  background:#fff;border:1px solid var(--line);border-radius:16px;
  padding:34px 30px;margin-bottom:30px;
  box-shadow:0 6px 24px rgba(28,25,23,.05);
}
.hero .pill{
  display:inline-block;background:var(--gold);color:var(--ink);
  font-weight:700;font-size:13px;padding:4px 12px;border-radius:999px;margin-bottom:14px;
}
.hero h1{margin:0 0 10px;color:var(--ink);font-size:30px;line-height:1.3;}
.hero p{margin:0;color:var(--gray);font-size:16px;}
.hero .cta{display:inline-block;margin-top:18px;background:var(--ink);color:#fff;
  padding:10px 18px;border-radius:10px;font-weight:600;}
.hero .cta:hover{opacity:.9;}

.section-title{
  font-size:20px;color:var(--ink);font-weight:800;margin:34px 0 16px;
  border-left:4px solid var(--gold);padding-left:12px;
}

/* card grid */
.grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(280px,1fr));gap:18px;}
.card{
  display:block;background:var(--card);border:1px solid var(--line);border-radius:14px;
  overflow:hidden;transition:transform .15s ease,box-shadow .15s ease;
}
.card:hover{transform:translateY(-3px);box-shadow:0 10px 28px rgba(28,25,23,.10);}
.card .cover{width:100%;aspect-ratio:900/383;object-fit:cover;background:var(--gold);display:block;}
.card .body{padding:14px 16px 18px;}
.card .date{color:var(--stone);font-size:12px;margin-bottom:6px;}
.card .title{margin:0 0 8px;color:var(--ink);font-size:17px;line-height:1.4;font-weight:700;}
.card .excerpt{margin:0;color:var(--gray);font-size:14px;
  display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden;}
.card .cat{display:inline-block;background:#FBF7E9;color:var(--primaryInk);
  font-size:11px;font-weight:700;padding:2px 9px;border-radius:999px;margin-bottom:8px;
  border:1px solid rgba(138,106,0,.25);}
.card .cat.mcp{background:#EEF4FF;color:#2B5FD6;border-color:rgba(43,95,214,.25);}

/* article body wrapper (narrows MCP fragments to reading width) */
.article-body{max-width:680px;margin:0 auto;}
.article-body h2{color:var(--ink);font-size:18px;margin:26px 0 12px;
  border-left:4px solid var(--gold);padding-left:11px;font-weight:700;}
.article-body p{color:var(--gray);font-size:16px;line-height:1.8;margin:0 0 15px;}

/* article page */
.article-head{max-width:680px;margin:0 auto;padding:18px 0 0;}
.article-head .back{color:var(--primaryInk);font-weight:600;font-size:14px;}
.article-head h1{color:var(--ink);font-size:24px;margin:12px 0 4px;line-height:1.35;}
.article-head .meta{color:var(--stone);font-size:13px;margin-bottom:8px;}
.article-foot{max-width:680px;margin:0 auto;padding:20px 0 0;}

/* search */
.search{width:100%;max-width:420px;padding:10px 14px;border:1px solid var(--line);
  border-radius:10px;font-size:15px;margin:6px 0 8px;background:#fff;}
.search:focus{outline:none;border-color:var(--gold);}
.no-result{color:var(--stone);padding:20px 0;}

@media (max-width:560px){
  .hero h1{font-size:24px;}
  .site-main{padding:20px 14px 50px;}
  .hero{padding:26px 20px;}
}