:root{--bg:#f4f6f9;--panel:#ffffff;--panel-2:#fafbfd;--ink:#0b1220;--ink-2:#4a5568;--ink-3:#8a94a6;--line:#e2e8f0;--line-strong:#c6cfdb;--cyan:#0e7490;--cyan-bright:#06b6d4;--cyan-soft:#ecfeff;--amber:#b45309;--amber-bright:#d97706;--amber-soft:#fffbeb;--green:#047857;--green-bright:#059669;--green-soft:#ecfdf5;--mono:"JetBrains Mono",ui-monospace,"SF Mono",Menlo,monospace;--sans:"Inter","PingFang SC","Microsoft YaHei",-apple-system,sans-serif}*{margin:0;padding:0;box-sizing:border-box}body{background:var(--bg);color:var(--ink);font-family:var(--sans);font-size:15px;line-height:1.7;-webkit-font-smoothing:antialiased}::selection{background:var(--cyan-soft);color:var(--cyan)}::-webkit-scrollbar{width:6px;height:6px}::-webkit-scrollbar-thumb{background:var(--line-strong);border-radius:3px}header{position:sticky;top:0;z-index:50;height:52px;background:var(--panel);border-bottom:1px solid var(--line);display:flex;align-items:center;gap:14px;padding:0 20px}.brand{display:flex;align-items:center;gap:10px;text-decoration:none}.led{width:8px;height:8px;border-radius:50%;background:var(--cyan-bright);box-shadow:0 0 0 3px #06b6d42e;animation:pulse 1.6s ease-in-out infinite}@keyframes pulse{0%,to{opacity:1}50%{opacity:.35}}.b-title{font-weight:700;font-size:15px;letter-spacing:.06em;color:var(--ink)}.b-sub{font-family:var(--mono);font-size:10px;color:var(--ink-3);letter-spacing:.14em;text-transform:uppercase;white-space:nowrap}nav{margin-left:auto;display:flex;gap:8px;align-items:center}nav a{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.08em;color:var(--ink-2);text-decoration:none;border:1px solid transparent;border-radius:3px;padding:5px 12px;transition:all .15s}nav a:hover{border-color:var(--line-strong);color:var(--cyan);background:var(--cyan-soft)}main{max-width:920px;margin:0 auto;padding:32px 20px 48px;min-height:calc(100vh - 98px)}.sec-label{font-family:var(--mono);font-size:11px;font-weight:600;letter-spacing:.2em;color:var(--ink-3);text-transform:uppercase;margin-bottom:10px;display:flex;justify-content:space-between;align-items:baseline}.sec-label em{font-style:normal;letter-spacing:.05em;color:var(--line-strong);font-size:10px}.panel{background:var(--panel);border:1px solid var(--line);border-radius:3px}.btn{font-family:var(--mono);font-size:12px;font-weight:600;letter-spacing:.05em;border:1px solid var(--line-strong);border-radius:3px;padding:6px 14px;color:var(--ink-2);background:var(--panel);cursor:pointer;transition:all .15s;text-decoration:none;display:inline-block}.btn:hover{border-color:var(--cyan);color:var(--cyan);background:var(--cyan-soft)}.btn.primary{background:var(--cyan);border-color:var(--cyan);color:#fff}.btn.primary:hover{background:#0b5d75;color:#fff}.tag{font-family:var(--mono);font-size:10px;font-weight:600;border-radius:2px;padding:1px 6px;letter-spacing:.06em;color:var(--cyan);border:1px solid var(--cyan-bright);white-space:nowrap}.count{font-family:var(--mono);font-variant-numeric:tabular-nums}footer{border-top:1px solid var(--line);background:var(--panel);padding:12px 20px;display:flex;justify-content:space-between;flex-wrap:wrap;gap:6px;font-family:var(--mono);font-size:11px;color:var(--ink-3);letter-spacing:.06em}footer b{color:var(--cyan);font-weight:600}footer a{color:var(--ink-3);text-decoration:none}footer a:hover{color:var(--cyan)}.crumbs{font-family:var(--mono);font-size:11px;letter-spacing:.08em;color:var(--ink-3);margin-bottom:12px;display:flex;align-items:center;gap:8px}.crumbs a{color:var(--ink-2);text-decoration:none;padding:3px 10px;border:1px solid var(--line-strong);border-radius:3px;background:var(--panel);transition:all .15s}.crumbs a:hover{color:var(--cyan);border-color:var(--cyan);background:var(--cyan-soft)}.crumbs .sep{color:var(--line-strong)}.crumbs .cur{color:var(--ink-3)}@media(max-width:900px){.b-sub{display:none}}@media(max-width:640px){header{padding:0 12px;gap:10px}nav a{padding:5px 8px}main{padding:20px 12px 36px}.sec-label{flex-wrap:wrap;row-gap:2px}.sec-label em{display:none}}.bg-bottle{position:fixed;right:0;top:50%;transform:translateY(-50%);width:25vw;height:82vh;object-fit:cover;object-position:38% center;opacity:.5;pointer-events:none;z-index:0;user-select:none;border-radius:6px 0 0 6px;-webkit-mask-image:linear-gradient(to right,transparent,#000 32%),linear-gradient(to bottom,transparent,#000 14%,#000 86%,transparent);-webkit-mask-composite:source-in;mask-image:linear-gradient(to right,transparent,#000 32%),linear-gradient(to bottom,transparent,#000 14%,#000 86%,transparent);mask-composite:intersect}@media(max-width:1100px){.bg-bottle{opacity:.32}}@media(max-width:760px){.bg-bottle{display:none}}header,main,footer{position:relative;z-index:1}@media(prefers-reduced-motion:reduce){.led{animation:none}*{transition:none!important}}