*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}html{font-size:15px;-webkit-text-size-adjust:100%}body{font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans SC,PingFang SC,Microsoft YaHei,sans-serif;line-height:1.5;color:var(--t);background:var(--bg);min-height:100vh;-webkit-font-smoothing:antialiased}a{color:var(--t);text-decoration:none}a:hover{color:var(--accent)}img{max-width:100%}:root[data-theme=dark]{--bg: #0a0a0a;--bg-sub: #141414;--bg-card: #181818;--bg-hover: #222;--t: #e8e8e8;--t-dim: #999;--t-mute: #555;--border: #222;--border-strong: #333;--accent: #3b82f6;--accent-bg: rgba(59,130,246,.1);--link: #3b82f6;--green: #22c55e;--green-bg: rgba(34,197,94,.1)}:root[data-theme=light]{--bg: #fafafa;--bg-sub: #f0f0f0;--bg-card: #fff;--bg-hover: #f5f5f5;--t: #1a1a1a;--t-dim: #666;--t-mute: #aaa;--border: #e5e5e5;--border-strong: #ccc;--accent: #2563eb;--accent-bg: rgba(37,99,235,.06);--link: #2563eb;--green: #16a34a;--green-bg: rgba(22,163,74,.06)}.app{max-width:1100px;margin:0 auto;padding:0 16px}.site-header{display:flex;align-items:center;gap:16px;padding:14px 0;border-bottom:1px solid var(--border)}.site-header .logo{font-weight:700;font-size:17px;letter-spacing:-.02em;color:var(--accent)}.site-header nav{display:flex;gap:12px;flex:1;overflow-x:auto;scrollbar-width:none}.site-header nav::-webkit-scrollbar{display:none}.site-header nav a{font-size:13px;color:var(--t-dim);white-space:nowrap;padding:4px 0;border-bottom:2px solid transparent}.site-header nav a:hover,.site-header nav a.active{color:var(--accent);border-bottom-color:var(--accent)}.theme-btn{background:none;border:1px solid var(--border);border-radius:6px;width:30px;height:30px;cursor:pointer;font-size:13px;color:var(--t-dim);display:flex;align-items:center;justify-content:center}.theme-btn:hover{border-color:var(--border-strong);color:var(--t)}[data-theme=dark] .theme-btn .ico-light,[data-theme=light] .theme-btn .ico-dark{display:none}.page-intro{padding:20px 0;border-bottom:1px solid var(--border)}.page-intro h1{font-size:22px;font-weight:700;letter-spacing:-.02em;margin-bottom:4px}.page-intro p{font-size:14px;color:var(--t-dim)}.layout{display:grid;grid-template-columns:200px 1fr;gap:24px;padding:20px 0}.sidebar{position:sticky;top:60px;align-self:start}.filter-group{margin-bottom:20px}.filter-group h3{font-size:11px;font-weight:600;color:var(--t-mute);text-transform:uppercase;letter-spacing:.06em;margin-bottom:8px;padding-left:8px}.filter-list{display:flex;flex-direction:column;gap:2px}.filter-item{font-size:13px;color:var(--t-dim);padding:5px 8px;border-radius:6px;cursor:pointer;display:flex;align-items:center;justify-content:space-between;border:1px solid transparent}.filter-item:hover{background:var(--bg-hover);color:var(--t)}.filter-item.active{background:var(--accent-bg);color:var(--accent);font-weight:500;border-color:var(--accent)}.filter-item .count{font-size:11px;color:var(--t-mute)}.filter-item.active .count{color:var(--accent)}.filter-tags{display:flex;flex-wrap:wrap;gap:4px;padding:0 4px}.filter-tag{font-size:11px;color:var(--t-dim);padding:3px 8px;border-radius:4px;border:1px solid var(--border);cursor:pointer;background:var(--bg-card)}.filter-tag:hover{border-color:var(--border-strong);color:var(--t)}.filter-tag.active{background:var(--accent);color:#fff;border-color:var(--accent)}.content-area{min-width:0}.content-header{display:flex;align-items:center;justify-content:space-between;margin-bottom:16px}.content-header h2{font-size:16px;font-weight:600}.content-header .result-count{font-size:12px;color:var(--t-mute)}.resource-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.resource-card{border:1px solid var(--border);border-radius:10px;padding:14px;background:var(--bg-card);display:flex;gap:12px;align-items:flex-start;transition:border-color .15s,transform .15s}.resource-card:hover{border-color:var(--border-strong);transform:translateY(-1px)}.hide-demo .resource-card[data-demo=true]{display:none}.card-icon{width:36px;height:36px;border-radius:8px;display:flex;align-items:center;justify-content:center;font-size:16px;font-weight:600;flex-shrink:0;background:var(--accent-bg);color:var(--accent)}.card-body{flex:1;min-width:0;display:flex;flex-direction:column;gap:4px}.card-name-line{display:flex;align-items:center;gap:6px;flex-wrap:wrap}.card-name{font-size:14px;font-weight:600;color:var(--t)}.card-domain{font-size:11px;color:var(--t-mute)}.card-desc{font-size:12px;color:var(--t-dim);line-height:1.4}.card-tags{display:flex;flex-wrap:wrap;gap:4px;margin-top:2px}.card-tag{font-size:10px;padding:1px 5px;border-radius:3px;background:var(--bg-sub);color:var(--t-dim)}.card-actions{display:flex;gap:6px;margin-top:6px}.btn-visit{font-size:11px;font-weight:500;padding:3px 10px;border-radius:5px;border:1px solid var(--accent);color:var(--accent);background:transparent;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:3px}.btn-visit:hover{background:var(--accent-bg);text-decoration:none}.btn-download{font-size:11px;font-weight:500;padding:3px 10px;border-radius:5px;border:1px solid var(--green);color:var(--green);background:transparent;cursor:pointer;text-decoration:none;display:inline-flex;align-items:center;gap:3px}.btn-download:hover{background:var(--green-bg);text-decoration:none}.site-footer{border-top:1px solid var(--border);padding:20px 0;text-align:center;font-size:12px;color:var(--t-mute)}.demo-fab{position:fixed;bottom:16px;right:16px;z-index:200;background:var(--bg-card);border:1px solid var(--border);border-radius:999px;padding:5px 12px;font-size:11px;color:var(--t-dim);cursor:pointer;user-select:none}.demo-fab:hover{border-color:var(--border-strong)}.demo-fab .dot{display:inline-block;width:6px;height:6px;border-radius:50%;background:var(--accent);margin-right:4px}.demo-fab.off .dot{background:var(--t-mute)}.empty{padding:48px 0;text-align:center;color:var(--t-mute);font-size:14px}@media (max-width: 760px){.layout{grid-template-columns:1fr}.sidebar{position:static}.filter-group{display:none}.filter-group:first-child{display:block}.resource-grid{grid-template-columns:1fr}}