:root{--bg: #f6f7f9;--fg: #1b1f27;--fg-soft: rgba(27, 31, 39, .78);--muted: #6b7280;--accent: #2563eb;--accent-weak: rgba(37, 99, 235, .08);--border: #e3e6eb;--card: #ffffff;--danger: #dc2626;--ok: #16a34a;--warn: #d97706;--shadow: 0 8px 30px rgba(15, 23, 42, .1)}@media(prefers-color-scheme:dark){:root{--bg: #0f1115;--fg: #e6e8ec;--fg-soft: rgba(230, 232, 236, .8);--muted: #9aa2b1;--accent: #5b8cf7;--accent-weak: rgba(91, 140, 247, .12);--border: #262b36;--card: #171a21;--danger: #f87171;--ok: #4ade80;--warn: #fbbf24;--shadow: 0 8px 30px rgba(0, 0, 0, .45)}}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--fg);font-family:system-ui,-apple-system,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif;font-size:15px;line-height:1.55;-webkit-font-smoothing:antialiased}a{color:var(--accent);text-decoration:none}button{font:inherit;color:inherit;background:none;border:none;cursor:pointer}input,select,textarea{font:inherit;color:var(--fg);background:var(--card);border:1px solid var(--border);border-radius:8px;padding:8px 12px;outline:none}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-weak)}.searchbox{display:flex;align-items:center;gap:8px;width:100%;background:var(--card);border:1px solid var(--border);border-radius:999px;padding:6px 8px 6px 20px;transition:box-shadow .15s ease,border-color .15s ease}.searchbox:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px var(--accent-weak),var(--shadow)}.searchbox input{flex:1;border:none;background:transparent;box-shadow:none;padding:8px 0;font-size:16px}.searchbox.large{padding:8px 10px 8px 24px}.searchbox.large input{font-size:18px;padding:10px 0}.searchbox .go{background:var(--accent);color:#fff;border-radius:999px;padding:9px 22px;font-weight:600;flex-shrink:0}.searchbox .go:hover{filter:brightness(1.08)}.topbar{position:sticky;top:0;z-index:20;display:flex;align-items:center;gap:12px;padding:10px 16px;background:color-mix(in srgb,var(--bg) 82%,transparent);-webkit-backdrop-filter:blur(10px);backdrop-filter:blur(10px);border-bottom:1px solid var(--border)}.topbar .mini-logo{font-weight:700;font-size:17px;color:var(--accent);flex-shrink:0}.topbar .searchbox{max-width:640px}.mode-switch{display:flex;border:1px solid var(--border);border-radius:999px;overflow:hidden;flex-shrink:0}.mode-switch button{padding:6px 14px;font-size:13px;color:var(--muted)}.mode-switch button.on{background:var(--accent-weak);color:var(--accent);font-weight:600}.icon-btn{padding:7px 10px;border-radius:8px;color:var(--muted);flex-shrink:0}.icon-btn:hover{background:var(--accent-weak);color:var(--accent)}.engine-chips{display:flex;flex-wrap:wrap;gap:8px;padding:10px 0 2px}.chip{display:inline-flex;align-items:center;gap:6px;font-size:12px;color:var(--muted);border:1px solid var(--border);border-radius:999px;padding:3px 10px;background:var(--card)}.chip .dot{width:7px;height:7px;border-radius:50%;background:var(--muted)}.chip.ok .dot{background:var(--ok)}.chip.degraded .dot{background:var(--warn)}.chip.error .dot,.chip.timeout .dot{background:var(--danger)}.chip.skipped .dot{background:var(--muted)}.results{max-width:720px;margin:0 auto;padding:8px 16px 80px}.result-item{padding:14px 2px;border-bottom:1px solid var(--border)}.result-item .title-line{display:flex;align-items:baseline;gap:8px}.result-item .title{font-size:17px;font-weight:550;color:var(--accent)}.result-item .title:hover{text-decoration:underline}.result-item .url-line{font-size:12.5px;color:var(--muted);margin-top:2px;word-break:break-all}.result-item .snippet{font-size:14px;color:var(--fg-soft);margin-top:5px}.result-item .meta-line{display:flex;align-items:center;gap:8px;margin-top:6px}.source-badge{font-size:11px;color:var(--accent);background:var(--accent-weak);border-radius:4px;padding:1px 7px}.multi-source{color:var(--ok);font-size:11px}.block-btn{margin-left:auto;font-size:12px;color:var(--muted);opacity:0;transition:opacity .12s ease}.result-item:hover .block-btn{opacity:1}.block-btn:hover{color:var(--danger)}.skeleton{padding:16px 2px;border-bottom:1px solid var(--border)}.skeleton .bar{height:14px;border-radius:6px;background:linear-gradient(90deg,var(--border) 25%,var(--card) 50%,var(--border) 75%);background-size:200% 100%;animation:shimmer 1.2s infinite linear}@keyframes shimmer{to{background-position:-200% 0}}.empty-state{text-align:center;color:var(--muted);padding:60px 16px}.fallback-links{margin-top:24px;font-size:13px;color:var(--muted);display:flex;gap:14px;justify-content:center;flex-wrap:wrap}.home{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:center;padding:24px}.home .logo{font-size:44px;font-weight:750;letter-spacing:-1px;margin:0 0 6px;color:var(--accent)}.home .tagline{color:var(--muted);font-size:14px;margin-bottom:28px}.home .searchbox{max-width:560px}.home-footer{position:fixed;bottom:18px;font-size:12.5px;color:var(--muted);display:flex;gap:14px;align-items:center}.home-footer button{color:var(--muted);text-decoration:underline}.overlay{position:fixed;inset:0;background:#00000059;z-index:50}.panel{position:fixed;top:0;right:0;bottom:0;width:min(420px,92vw);background:var(--card);z-index:51;box-shadow:var(--shadow);display:flex;flex-direction:column;animation:slide-in .18s ease}@keyframes slide-in{0%{transform:translate(30px);opacity:.4}to{transform:translate(0);opacity:1}}.panel 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.hint{font-size:12px;color:var(--muted);margin-top:4px}.btn{border:1px solid var(--border);border-radius:8px;padding:7px 14px;font-size:13.5px;background:var(--card)}.btn.primary{background:var(--accent);color:#fff;border-color:var(--accent)}.btn.danger{color:var(--danger)}.btn:hover{filter:brightness(1.05)}.switch-row{display:flex;align-items:center;justify-content:space-between;padding:7px 0;font-size:14px}.pager{display:flex;justify-content:center;gap:12px;padding:22px 0}@media(max-width:640px){.topbar{flex-wrap:wrap}.topbar .searchbox{order:3;width:100%;max-width:none}.home .logo{font-size:36px}}