:root{--bg: #f7f3ec;--bg-soft: #efe8dc;--surface: #ffffff;--ink: #2b2420;--ink-soft: #6b5e54;--ink-faint: #9a8c80;--line: #e6ddd0;--line-strong: #d6c9b5;--primary: #a8552f;--primary-ink: #8a3f1e;--primary-soft: #f3e1d3;--accent-gold: #c78a2d;--accent-gold-soft: #f7ecd3;--accent-green: #4f7a49;--accent-green-soft: #e3eed7;--shadow-sm: 0 1px 2px rgba(60, 40, 20, .05);--shadow-md: 0 4px 14px rgba(60, 40, 20, .08);--shadow-lg: 0 10px 30px rgba(60, 40, 20, .1);--radius: 14px;--radius-sm: 10px}*{box-sizing:border-box}html,body,#root{margin:0;padding:0;background:var(--bg);color:var(--ink);font-family:-apple-system,BlinkMacSystemFont,PingFang SC,Hiragino Sans GB,Microsoft YaHei,Helvetica Neue,Arial,sans-serif;font-size:15px;line-height:1.6;-webkit-font-smoothing:antialiased}button{font-family:inherit;cursor:pointer}a{color:var(--primary);text-decoration:none}a:hover{color:var(--primary-ink)}.page{min-height:100vh}.hero{background:radial-gradient(1200px 400px at 80% -100px,#f5dfbf 0%,transparent 60%),radial-gradient(900px 300px at 10% -50px,#eadcc6 0%,transparent 55%),linear-gradient(180deg,#f3eadb 0%,var(--bg) 100%);padding:56px 20px 36px;text-align:center;border-bottom:1px solid var(--line)}.hero h1{margin:0;font-size:32px;font-weight:700;letter-spacing:1px;color:var(--ink)}.hero .subtitle{margin:10px auto 0;max-width:680px;color:var(--ink-soft);font-size:14.5px}.container{max-width:1100px;margin:0 auto;padding:28px 20px 60px}.search-bar{margin-bottom:18px}.search-input-wrap{position:relative;background:var(--surface);border:1px solid var(--line);border-radius:999px;box-shadow:var(--shadow-sm);transition:box-shadow .2s,border-color .2s}.search-input-wrap:focus-within{border-color:var(--primary);box-shadow:0 0 0 4px var(--primary-soft)}.search-icon{position:absolute;left:18px;top:50%;transform:translateY(-50%);width:18px;height:18px;color:var(--ink-faint)}.search-input-wrap input{width:100%;padding:14px 56px 14px 48px;border:none;background:transparent;outline:none;font-size:15px;color:var(--ink);border-radius:999px}.search-input-wrap input::placeholder{color:var(--ink-faint)}.clear-btn{position:absolute;right:10px;top:50%;transform:translateY(-50%);width:30px;height:30px;border:none;background:var(--bg-soft);border-radius:50%;color:var(--ink-soft);font-size:18px;line-height:1}.clear-btn:hover{background:var(--line);color:var(--ink)}.filters{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:16px 18px;box-shadow:var(--shadow-sm);display:flex;flex-wrap:wrap;gap:18px 28px;align-items:flex-start}.filter-group{display:flex;flex-direction:column;gap:8px}.filter-label{font-size:12px;color:var(--ink-faint);font-weight:600;letter-spacing:1px}.chip-row{display:flex;flex-wrap:wrap;gap:8px}.chip{border:1px solid var(--line);background:var(--surface);color:var(--ink-soft);padding:6px 14px;border-radius:999px;font-size:13.5px;transition:all .15s}.chip:hover{border-color:var(--line-strong);color:var(--ink)}.chip.chip-active{background:var(--primary);color:#fff;border-color:var(--primary)}.chip-conf-high.chip-active{background:var(--accent-green);border-color:var(--accent-green)}.chip-conf-mid.chip-active{background:var(--accent-gold);border-color:var(--accent-gold)}.select{border:1px solid var(--line);background:var(--surface);padding:7px 32px 7px 12px;border-radius:var(--radius-sm);font-size:14px;color:var(--ink);outline:none;-webkit-appearance:none;-moz-appearance:none;appearance:none;background-image:url("data:image/svg+xml;utf8,<svg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'><path d='M1 1l5 5 5-5' stroke='%239a8c80' stroke-width='1.6' fill='none' stroke-linecap='round'/></svg>");background-repeat:no-repeat;background-position:right 10px center;cursor:pointer}.select:focus{border-color:var(--primary)}.result-meta{display:flex;align-items:center;gap:10px;margin:18px 4px 14px;color:var(--ink-soft);font-size:13.5px;flex-wrap:wrap}.result-meta strong{color:var(--ink);font-weight:700}.dot{color:var(--ink-faint)}.chip-stat{padding:3px 10px;border-radius:999px;font-size:12.5px}.chip-stat.chip-high{background:var(--accent-green-soft);color:var(--accent-green)}.chip-stat.chip-mid{background:var(--accent-gold-soft);color:var(--accent-gold)}.reset-btn{margin-left:auto;background:none;border:1px solid var(--line);color:var(--ink-soft);padding:5px 12px;border-radius:999px;font-size:12.5px}.reset-btn:hover{border-color:var(--primary);color:var(--primary)}.card-grid{display:grid;grid-template-columns:repeat(auto-fill,minmax(320px,1fr));gap:18px}.card{background:var(--surface);border:1px solid var(--line);border-radius:var(--radius);padding:18px 20px 16px;box-shadow:var(--shadow-sm);display:flex;flex-direction:column;gap:12px;transition:transform .15s,box-shadow .2s,border-color .2s}.card:hover{transform:translateY(-2px);box-shadow:var(--shadow-md);border-color:var(--line-strong)}.card-head{display:flex;align-items:center;justify-content:space-between;gap:8px}.city-block{display:flex;align-items:center;gap:8px}.city-name{font-size:17px;font-weight:700;color:var(--ink)}.tier-tag{font-size:11.5px;padding:2px 8px;border-radius:6px;letter-spacing:.5px}.tier-tier1{background:#fce4d2;color:#a14a1c}.tier-newtier1{background:#fbecc9;color:#9c6d14}.tier-tier2{background:#e7e1d4;color:#6b5e54}.conf-tag{font-size:12px;padding:3px 10px;border-radius:999px;font-weight:600}.tag-high{background:var(--accent-green-soft);color:var(--accent-green)}.tag-mid{background:var(--accent-gold-soft);color:var(--accent-gold)}.project-name{margin:0;font-size:16.5px;font-weight:600;color:var(--primary-ink);line-height:1.45}.fields{display:flex;flex-direction:column;gap:10px;border-top:1px dashed var(--line);padding-top:12px}.field{display:flex;gap:10px}.field-head{flex:0 0 64px;display:flex;align-items:flex-start;gap:4px;padding-top:1px;color:var(--ink-faint);font-size:12.5px}.field-icon{font-size:13px}.field-label{white-space:nowrap}.field-body{flex:1;color:var(--ink);font-size:14px;word-break:break-word}.source-link{display:inline-flex;align-items:center;gap:5px;margin-top:auto;padding-top:10px;border-top:1px solid var(--line);font-size:13px;color:var(--primary);font-weight:500}.source-link:hover{color:var(--primary-ink)}.link-arrow{width:13px;height:13px}.empty{text-align:center;padding:60px 20px;color:var(--ink-faint)}.empty-icon{font-size:36px;margin-bottom:10px}.foot{margin-top:40px;text-align:center;font-size:12.5px;color:var(--ink-faint)}@media (max-width: 640px){.hero{padding:40px 16px 28px}.hero h1{font-size:26px}.hero .subtitle{font-size:13.5px}.container{padding:20px 14px 40px}.filters{padding:14px;gap:14px}.filter-group,.select{width:100%}.card-grid{grid-template-columns:1fr;gap:14px}.card{padding:16px}.field-head{flex:0 0 56px;font-size:12px}.search-input-wrap input{padding:12px 48px 12px 44px;font-size:14px}.reset-btn{margin-left:0;width:100%}}