:root{--bg:#F3F4F6;--panel:#fff;--soft:#E5E7EB;--ink:#1F2937;--text:#374151;--muted:#6B7280;--light:#9CA3AF;--yellow:#F5B700;--yellow2:#D99A00;--blue:#2563EB;--blue2:#1D4ED8;--line:rgba(31,41,55,.12);--shadow:0 14px 34px rgba(31,41,55,.10);--radius:16px;--max:1160px}*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;line-height:1.82;overflow-x:hidden;min-width:0}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(calc(100% - 32px),var(--max));margin-inline:auto;min-width:0}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,255,255,.97);backdrop-filter:saturate(120%) blur(8px);border-bottom:1px solid var(--line)}.masthead{min-height:72px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.mast-actions{display:flex;justify-content:flex-end;gap:10px;min-width:0}.brand{display:flex;justify-content:center;min-width:0}.brand-logo-wrap,.footer-logo-wrap{display:inline-flex;align-items:center;justify-content:center;background:#fff;border-radius:10px;padding:5px 8px;max-width:100%}.brand-logo,.footer-logo{display:block;max-width:136px;width:auto;height:auto;max-height:38px;object-fit:contain;object-position:center;filter:none!important;mix-blend-mode:normal!important}.brand-fallback{display:flex;flex-direction:column;align-items:center;line-height:1.1;color:var(--ink)}.brand-fallback strong{font-size:20px}.brand-fallback small{font-size:11px;letter-spacing:.16em;margin-top:5px}.icon-btn,.close-btn{min-height:44px;border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:10px;padding:0 14px;cursor:pointer}.btn{display:inline-flex;min-height:44px;padding:0 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p{margin:0;color:var(--muted)}.grid-3,.grid-4,.grid-2{display:grid;gap:18px;min-width:0}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.card{padding:22px;overflow:hidden}.card h3{color:var(--ink);margin:10px 0 8px}.card p{margin:0}.card img{max-height:300px;margin-bottom:14px}.featured-card{border-top:4px solid var(--yellow)}.number{font-size:28px;font-weight:900;color:var(--yellow2);line-height:1}.tag-row{display:flex;flex-wrap:wrap;gap:9px}.tag{display:inline-flex;align-items:center;min-height:34px;padding:0 12px;border-radius:9px;background:#eef4ff;color:var(--blue2);border:1px solid #dbe7ff}.tag:nth-child(even){background:#fff6cf;color:#725000;border-color:#ffe284}.content-panel{padding:28px}.content-panel h2,.content-panel h3{color:var(--ink)}.content-panel p:last-child{margin-bottom:0}.article-layout{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:24px;align-items:start}.article-card{padding:30px}.aside{position:sticky;top:138px}.aside .card{box-shadow:none}.timeline{display:grid;gap:16px}.timeline-item{padding:22px;border-left:5px solid var(--blue)}.timeline-item strong{color:var(--ink)}.status{display:inline-block;border-radius:8px;padding:3px 9px;background:#eef4ff;color:var(--blue2);font-size:13px;font-weight:800}.note{border-left:4px solid var(--yellow);padding:14px 16px;background:#fff9dd;border-radius:0 12px 12px 0}.site-footer{margin-top:48px;background:#232a34;color:#d9dee7;padding:42px 0 80px}.footer-grid{display:grid;grid-template-columns:1.5fr repeat(4,1fr);gap:28px}.site-footer h2,.site-footer h3{color:#fff}.site-footer a{display:block;padding:4px 0;color:#d9dee7}.site-footer a:hover{color:#fff}.footer-brand p{max-width:420px}.copyright{padding-top:26px;margin-top:26px;border-top:1px solid rgba(255,255,255,.12);color:#aeb6c2}.overlay{position:fixed;inset:0;z-index:100;background:rgba(15,23,42,.58);display:grid;place-items:center;padding:20px;visibility:hidden;pointer-events:none;opacity:0;transition:.2s}.overlay.open{visibility:visible;pointer-events:auto;opacity:1}.overlay-panel{width:min(860px,100%);max-height:min(86vh,760px);overflow:auto;background:#fff;border-radius:18px;padding:22px;box-shadow:0 24px 80px rgba(0,0,0,.25)}.overlay-head{display:flex;justify-content:space-between;gap:16px;align-items:center;margin-bottom:18px}.menu-brand{display:flex;flex-direction:column}.menu-columns{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px}.menu-columns section{background:#f8fafc;border:1px solid var(--line);border-radius:14px;padding:16px}.menu-columns h3{margin-top:0;color:var(--ink)}.menu-columns a{display:block;padding:10px;border-radius:10px}.menu-columns a:hover{background:#fff}.menu-columns 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@media(max-width:430px){.hero .media-box img,.media-box img,.card img,.content-image{max-height:190px}.section-title{align-items:start;flex-direction:column}.actions .btn{width:100%}}
:focus-visible{outline:3px solid rgba(37,99,235,.35);outline-offset:3px}