.gate{position:fixed;inset:0;background:#fff;display:flex;flex-direction:column;align-items:center;justify-content:center;z-index:999;gap:24px;padding:24px;text-align:center}.gate-box{border:1px solid var(--border);border-radius:12px;background:var(--surface);padding:32px 40px;display:flex;flex-direction:column;align-items:center;gap:14px;box-shadow:0 4px 24px #00000012}.gate-box h2{font-size:1.1rem;font-weight:600}.gate-box p{font-size:.85rem;color:var(--muted);max-width:280px}.gate-note{font-size:.75rem;color:var(--muted)}.gate.hidden{display:none}header{background:#fff;border-bottom:1px solid var(--border);padding:0 24px;display:flex;align-items:center;justify-content:space-between;height:64px;position:sticky;top:0;z-index:100;box-shadow:0 1px 4px #0000000f}.logo{display:flex;align-items:center}.logo-img{height:48px;display:block}.header-right{display:flex;align-items:center;gap:20px}.header-nav{display:flex;align-items:center;gap:16px}.header-nav a{font-size:13px;font-weight:500;color:var(--muted);transition:color .15s}.header-nav a:hover{color:var(--text)}.search-wrap{display:flex}#search{padding:7px 12px;border:1px solid var(--border);border-right:none;border-radius:6px 0 0 6px;font-size:13px;font-family:inherit;width:220px;outline:none;background:#f9fafb;transition:border-color .15s,box-shadow .15s}#search:focus{border-color:var(--accent);background:#fff;box-shadow:0 0 0 3px #204b7f1a}.search-btn{padding:7px 16px;background:var(--accent);color:#fff;border:1px solid var(--accent);border-radius:0 6px 6px 0;font-size:13px;font-family:inherit;font-weight:500;cursor:pointer;transition:background .15s}.search-btn:hover{background:#1a3a5c}.page-wrap{display:flex;max-width:1280px;margin:0 auto;padding:28px 24px;gap:24px;align-items:flex-start}.sidebar{width:196px;flex-shrink:0;position:sticky;top:88px}.sidebar-section{margin-bottom:20px}.sidebar-title{font-size:11px;font-weight:600;text-transform:uppercase;letter-spacing:.06em;color:var(--muted);margin-bottom:4px;padding:0 8px}.sidebar ul{list-style:none}.sidebar ul li a{display:flex;align-items:center;justify-content:space-between;padding:7px 10px;border-radius:6px;font-size:13px;font-weight:500;color:#374151;transition:background .1s,color .1s}.sidebar ul li a:hover{background:#f3f4f6;color:var(--text)}.sidebar ul li a.active{background:var(--accent-lt);color:var(--accent)}.sidebar-info{margin-top:4px;padding:12px 14px;background:var(--surface);border:1px solid var(--border);border-radius:8px;font-size:11.5px;color:var(--muted);line-height:2}.content{flex:1;min-width:0}.result-info{font-size:13px;color:var(--muted);margin-bottom:16px;font-weight:500;min-height:20px}.section{margin-bottom:28px}.section-title{font-size:14px;font-weight:700;color:var(--text);margin-bottom:12px;display:flex;align-items:center;gap:10px}.section-title:after{content:"";flex:1;height:1px;background:var(--border)}.section-count{font-size:11px;font-weight:500;color:var(--muted);background:#f3f4f6;padding:2px 8px;border-radius:10px}.section-body{display:grid;grid-template-columns:repeat(auto-fill,minmax(210px,1fr));gap:10px}.tool-card{display:flex;align-items:flex-start;gap:12px;padding:14px;background:var(--surface);border:1px solid var(--border);border-radius:8px;color:inherit;transition:border-color .15s,box-shadow .15s,transform .1s}.tool-card:hover{border-color:var(--accent);box-shadow:0 4px 14px #204b7f1a;transform:translateY(-1px)}.card-icon{font-size:18px;width:36px;height:36px;display:flex;align-items:center;justify-content:center;background:var(--accent-lt);border-radius:8px;flex-shrink:0}.card-body{flex:1;min-width:0}.card-name{font-size:13px;font-weight:600;color:var(--text);margin-bottom:3px;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.card-desc{font-size:11.5px;color:var(--muted);line-height:1.4}.empty{display:none;padding:64px 0;text-align:center;color:var(--muted)}.empty-title{font-size:16px;font-weight:600;margin-bottom:6px;color:var(--text)}.empty-sub{font-size:13px}footer{background:var(--surface);border-top:1px solid var(--border);padding:20px 24px;text-align:center;font-size:12px;color:var(--muted);margin-top:8px}footer a{color:var(--muted)}footer a:hover{color:var(--text)}@media (max-width: 768px){header{height:auto;padding:8px 16px;gap:8px}.logo-img{height:34px}.header-right{flex-wrap:wrap;gap:8px}.header-nav{display:none}.search-wrap{width:100%;order:3}#search{flex:1}.page-wrap{flex-direction:column;padding:10px;gap:10px;align-items:stretch}.sidebar{width:100%;position:static}.sidebar-info,.sidebar-title{display:none}.sidebar ul{display:flex;overflow-x:auto;gap:6px;padding-bottom:4px;scrollbar-width:none;flex-wrap:nowrap}.sidebar ul::-webkit-scrollbar{display:none}.sidebar ul li{flex-shrink:0}.sidebar ul li a{padding:5px 13px;border-radius:20px;border:1px solid var(--border);background:var(--surface);white-space:nowrap;font-size:12px}.sidebar ul li a.active{background:var(--accent);color:#fff;border-color:var(--accent)}.section-body{grid-template-columns:1fr 1fr;gap:8px}.tool-card{padding:10px;gap:8px}.card-icon{width:30px;height:30px;font-size:15px;border-radius:6px}}@media (max-width: 420px){.section-body{grid-template-columns:1fr}}