:root{--bg: #f5f2ea;--surface: #ffffff;--surface-2: #faf7f0;--ink: #1d1a15;--ink-2: #46423a;--ink-3: #7c7565;--line: #e7ddcc;--line-soft: #f1ebdf;--brand: #0f6e56;--brand-ink: #0a4d3c;--brand-soft: #e6f1ec;--gold: #b08442;--gold-soft: #f4ecd9;--up: #c0392b;--down: #1e8449;--shadow-sm: 0 1px 2px rgba(45, 36, 20, .06), 0 2px 8px rgba(45, 36, 20, .05);--shadow-md: 0 6px 18px rgba(45, 36, 20, .08), 0 14px 36px rgba(45, 36, 20, .06);--radius: 18px;--radius-sm: 11px;--mono: ui-monospace, SFMono-Regular, "JetBrains Mono", Menlo, Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0}html{scroll-behavior:smooth}body{background:radial-gradient(1200px 520px at 78% -8%,rgba(15,110,86,.07),transparent 60%),radial-gradient(900px 460px at -6% 4%,rgba(176,132,66,.07),transparent 55%),linear-gradient(180deg,#faf7f0 0%,var(--bg) 36%);background-attachment:fixed;color:var(--ink);font-family:Noto Sans SC,PingFang SC,Microsoft YaHei,system-ui,-apple-system,sans-serif;line-height:1.7;-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh}.container{max-width:960px;margin:0 auto;padding:0 22px}a{color:var(--brand);text-decoration:none;transition:color .15s}a:hover{color:var(--brand-ink)}.site-nav{position:sticky;top:0;z-index:20;background:#faf7f0d1;backdrop-filter:saturate(150%) blur(12px);-webkit-backdrop-filter:saturate(150%) blur(12px);border-bottom:1px solid var(--line)}.site-nav .row{max-width:960px;margin:0 auto;padding:0 22px;display:flex;align-items:center;justify-content:space-between;height:62px}.brand{display:flex;align-items:center;gap:11px;text-decoration:none}.brand .mono{width:34px;height:34px;border-radius:10px;background:linear-gradient(135deg,var(--brand),#134e3d);color:#fff;display:flex;align-items:center;justify-content:center;font-weight:800;font-size:16px;box-shadow:var(--shadow-sm)}.brand .name{font-weight:800;color:var(--ink);font-size:16px;letter-spacing:.01em}.brand .sub{font-size:11px;color:var(--ink-3);margin-top:-2px}.site-nav .links{display:flex;gap:6px;align-items:center}.site-nav .links a{font-size:14px;color:var(--ink-3);padding:7px 13px;border-radius:999px;text-decoration:none;transition:all .15s}.site-nav .links a:hover{color:var(--ink);background:var(--surface)}.site-nav .links a.active{color:var(--brand-ink);background:var(--brand-soft);font-weight:600}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);transition:transform .18s ease,box-shadow .18s ease,border-color .18s}.card.hover:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#ddd0b8}.card .k{font-size:12px;color:var(--ink-3);letter-spacing:.06em;text-transform:uppercase}.card .v{font-size:27px;font-weight:800;color:var(--ink);margin-top:6px;font-family:var(--mono);letter-spacing:-.01em}.card .v.brand{color:var(--brand)}.card .v.gold{color:var(--gold)}.card .sub{font-size:12px;color:var(--ink-3);margin-top:4px}.panel{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:24px;margin:20px 0;box-shadow:var(--shadow-sm)}.panel h3{font-size:18px;color:var(--ink);margin-bottom:4px;display:flex;align-items:center;gap:8px}.panel h3:before{content:"";width:4px;height:16px;border-radius:3px;background:linear-gradient(var(--brand),var(--gold));display:inline-block}.panel .hint{font-size:12.5px;color:var(--ink-3);margin-bottom:14px}.grid{display:grid;gap:14px}.grid.cols-2{grid-template-columns:1fr 1fr}.grid.cols-3{grid-template-columns:repeat(3,1fr)}.grid.cols-4{grid-template-columns:repeat(4,1fr)}.tag{display:inline-flex;align-items:center;gap:5px;font-size:12px;font-weight:600;padding:3px 11px;border-radius:999px;background:var(--gold-soft);color:var(--gold);border:1px solid #e7d7b6}.tag.brand{background:var(--brand-soft);color:var(--brand-ink);border-color:#cfe5dc}.badge{display:inline-flex;align-items:center;justify-content:center;min-width:22px;height:22px;padding:0 7px;border-radius:7px;font-size:12px;font-weight:700;font-family:var(--mono);color:#fff}.tier-A{background:#b83227}.tier-B{background:#d4820f}.tier-C{background:#b08442}.tier-D{background:#2f6f9f}.tier-E{background:#6b6760}.notice{background:var(--gold-soft);border:1px solid #e7d7b6;border-radius:14px;padding:13px 17px;font-size:13.5px;color:#6b5526;margin:18px 0;display:flex;gap:9px;align-items:flex-start}.notice b{color:#5a4416}.muted{color:var(--ink-3);font-size:13.5px}.btn{display:inline-flex;align-items:center;gap:7px;font-size:14px;font-weight:600;padding:10px 18px;border-radius:999px;text-decoration:none;transition:all .16s;border:1px solid transparent}.btn.primary{background:var(--brand);color:#fff;box-shadow:var(--shadow-sm)}.btn.primary:hover{background:var(--brand-ink);color:#fff;transform:translateY(-1px)}.btn.ghost{background:var(--surface);color:var(--ink);border-color:var(--line)}.btn.ghost:hover{border-color:var(--brand);color:var(--brand-ink)}.hero{position:relative;overflow:hidden;background:linear-gradient(135deg,#fff,#f3efe6);border:1px solid var(--line);border-radius:22px;padding:34px 34px 30px;margin:26px 0 8px;box-shadow:var(--shadow-md)}.hero:after{content:"";position:absolute;right:-60px;top:-60px;width:240px;height:240px;background:radial-gradient(circle,rgba(15,110,86,.1),transparent 70%)}.hero .eyebrow{font-size:12.5px;letter-spacing:.14em;color:var(--brand);font-weight:700;text-transform:uppercase}.hero h1{font-size:30px;line-height:1.25;color:var(--ink);margin:8px 0;letter-spacing:-.01em}.hero p.lead{font-size:15px;color:var(--ink-2);max-width:640px}.hero .meta{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.hero .meta .pill{font-size:12.5px;color:var(--ink-2);background:var(--surface);border:1px solid var(--line);border-radius:999px;padding:5px 12px}.archive-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px;margin-top:18px}.issue-card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px;box-shadow:var(--shadow-sm);text-decoration:none;color:inherit;transition:transform .18s ease,box-shadow .18s ease,border-color .18s;display:flex;flex-direction:column;gap:10px}.issue-card:hover{transform:translateY(-3px);box-shadow:var(--shadow-md);border-color:#ddd0b8}.issue-card .date{font-family:var(--mono);font-size:13px;color:var(--ink-3);letter-spacing:.02em}.issue-card .ttl{font-size:15.5px;font-weight:700;color:var(--ink)}.issue-card .tiers{display:flex;gap:6px;flex-wrap:wrap;margin-top:auto}.issue-card .arrow{font-size:12px;color:var(--ink-3)}.crumb{font-size:13px;color:var(--ink-3)}.crumb a{color:var(--brand)}.issue-head{display:flex;align-items:center;justify-content:space-between;gap:16px;flex-wrap:wrap;margin:12px 0 4px}.issue-head h1{font-size:23px;color:var(--ink)}.issue-head .tiers{display:flex;gap:6px}.md{font-size:15px;color:var(--ink-2);margin-top:6px}.md h2{font-size:20px;color:var(--ink);margin:28px 0 12px;padding-bottom:7px;border-bottom:2px solid var(--line-soft)}.md h3{font-size:16.5px;color:var(--ink);margin:20px 0 8px}.md p{margin:11px 0}.md ul,.md ol{margin:11px 0 11px 22px}.md li{margin:5px 0}.md blockquote{border-left:3px solid var(--gold);background:var(--gold-soft);padding:11px 15px;margin:15px 0;border-radius:0 10px 10px 0;color:#6b5526}.md code{background:#f1ede4;padding:1px 6px;border-radius:5px;font-family:var(--mono);font-size:13px;color:var(--brand-ink)}.md table{width:100%;border-collapse:separate;border-spacing:0;margin:16px 0;font-size:13px;border:1px solid var(--line);border-radius:12px;overflow:hidden}.md th,.md td{border-bottom:1px solid var(--line-soft);padding:8px 11px;text-align:left}.md thead th{background:var(--surface-2);color:var(--ink);font-weight:700;border-bottom:2px solid var(--line)}.md tbody tr:last-child td{border-bottom:none}.md tbody tr:nth-child(2n){background:var(--surface-2)}.md tbody tr:hover{background:var(--brand-soft)}.site-foot{margin:56px auto 36px;padding-top:20px;border-top:1px solid var(--line);color:var(--ink-3);font-size:12.5px;text-align:center;line-height:1.8}.site-foot b{color:var(--ink-2)}h1.page-title{font-size:25px;margin:24px 0 4px;color:var(--ink);letter-spacing:-.01em}@media (max-width: 720px){.grid.cols-4,.grid.cols-3{grid-template-columns:repeat(2,1fr)}.archive-grid{grid-template-columns:1fr}.hero{padding:26px 22px}.hero h1{font-size:24px}}