:root{
  --bg:#f4f6fa;--card:#fff;--panel:#fff;--border:#e3e8ee;--text:#1f2933;--muted:#66707d;
  --accent:#2456e6;--accent2:#3a6bf0;--accent-soft:#eaf0ff;--good:#0f8a4b;--bad:#c9372c;
  --shadow:0 1px 3px rgba(16,24,40,.08),0 1px 2px rgba(16,24,40,.06);
  --panel-shadow:0 4px 18px rgba(31,54,112,.06);
}
*{box-sizing:border-box;margin:0;padding:0}
html,body{background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC",system-ui,-apple-system,sans-serif;-webkit-font-smoothing:antialiased}
.topbar{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--border);z-index:20;box-shadow:0 1px 0 rgba(36,86,230,.05)}
.topbar-inner{max-width:1240px;margin:0 auto;padding:12px 20px;display:flex;align-items:center;justify-content:space-between;gap:14px;flex-wrap:wrap}
.brand{display:flex;align-items:center;gap:10px}
.brand-bar{width:4px;height:38px;border-radius:2px;background:linear-gradient(180deg,#2456e6,#6aa6ff)}
.brand h1{font-size:19px;font-weight:700;letter-spacing:.5px;line-height:1.2}
.brand-sub{font-size:12px;color:var(--muted);margin-top:2px}
.topbar-meta{color:var(--muted);font-size:12px;display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.dot{opacity:.4}
.main{max-width:1240px;margin:16px auto 32px;padding:0 20px;display:flex;flex-direction:column;gap:14px}
.panel{background:var(--panel);border:1px solid var(--border);border-radius:12px;box-shadow:var(--panel-shadow);padding:16px}
.card{background:var(--card);border:1px solid var(--border);border-radius:12px;box-shadow:var(--shadow);padding:16px}
.controls .control-row{display:flex;align-items:center;gap:16px;flex-wrap:wrap}
.date-group{display:flex;align-items:center;gap:6px;flex-wrap:wrap}
.date-group label{font-size:12px;color:var(--muted)}
.date-group input[type=date]{padding:5px 8px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:#fff;color:var(--text)}
.quick-group,.gran-group{display:flex;align-items:center;gap:4px}
.gran-label{font-size:12px;color:var(--muted);margin-right:2px}
.btn{padding:5px 12px;border:1px solid var(--border);background:#fff;border-radius:6px;font-size:13px;cursor:pointer;color:var(--text);transition:all .15s}
.btn:hover{background:var(--accent-soft);border-color:var(--accent)}
.btn.active{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary{background:var(--accent);border-color:var(--accent);color:#fff}
.btn.primary:hover{background:var(--accent2)}
.notice{margin-top:10px;padding:8px 12px;border-radius:6px;background:#fff8e1;border:1px solid #f0d584;font-size:12px;color:#7a5c00}
/* KPI */
.kpis{display:grid;grid-template-columns:1.1fr .9fr 2.2fr;gap:14px;align-items:stretch}
.kpi{display:flex;flex-direction:column;gap:5px;min-height:128px}
.kpi-wide{justify-content:space-between}
.kpi-label{font-size:12px;color:var(--muted);font-weight:600}
.kpi-value{font-size:30px;font-weight:700;line-height:1.05;color:#17315c}
.kpi-value .kpi-unit{font-size:13px;font-weight:600;color:var(--muted);margin-left:5px}
.kpi-sub{font-size:12px;color:var(--muted)}
.kpi-delta{font-size:13px;font-weight:600;margin-top:auto}
.kpi-delta.up{color:var(--good)}
.kpi-delta.down{color:var(--bad)}
.kpi-delta.muted{color:var(--muted);font-weight:400}
.kpi-head{display:flex;align-items:flex-start;justify-content:space-between;gap:10px;flex-wrap:wrap}
.score-legend{display:flex;gap:8px;flex-wrap:wrap;font-size:11px;color:var(--muted)}
.score-legend .chip{width:10px;height:10px;border-radius:2px;display:inline-block;background:var(--c);margin-right:3px;vertical-align:-1px}
.score-bars{display:flex;flex-direction:column;gap:7px;margin-top:10px}
.score-row{display:grid;grid-template-columns:64px 1fr 150px;gap:8px;align-items:center}
.score-row .score-label{font-size:12px;color:var(--muted)}
.score-row .score-bar-wrap{background:#eef1f6;border-radius:4px;height:16px;position:relative}
.score-row .score-bar{height:100%;border-radius:4px;transition:width .35s}
.score-row .score-val{font-size:12px;color:var(--muted);text-align:right;white-space:nowrap}
.score-row .score-val b{color:#17315c}
/* charts */
.chart-card{display:flex;flex-direction:column}
.chart-head{display:flex;align-items:baseline;justify-content:space-between;flex-wrap:wrap;gap:6px;margin-bottom:10px}
.chart-head h2{font-size:15px;font-weight:700}
.chart-note{font-size:12px;color:var(--muted)}
.chart-box{width:100%;overflow-x:auto}
.chart-box svg{display:block}
.chart-foot{font-size:11px;color:var(--muted);margin-top:8px}
/* sub panel */
.sub-panel{margin-top:14px;border-top:1px dashed var(--border);padding-top:14px}
.sub-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:8px}
.sub-head h3{font-size:14px;font-weight:700}
.sub-head .sub-note{font-size:12px;color:var(--muted)}
.sub-other-btn{padding:5px 12px;border:1px solid var(--border);background:#fff;border-radius:6px;font-size:12px;cursor:pointer;color:var(--text)}
.sub-other-btn:hover{background:var(--accent-soft);border-color:var(--accent)}
.sub-box{width:100%;overflow-x:auto}
.sub-box svg{display:block}
/* voice */
.voice-toolbar{display:flex;align-items:center;gap:12px;flex-wrap:wrap;margin-bottom:10px}
.voice-search{display:flex;align-items:center;gap:6px;flex:1;min-width:240px}
.voice-search input{flex:1;padding:7px 10px;border:1px solid var(--border);border-radius:6px;font-size:13px;background:#fff;color:var(--text)}
.voice-search input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(36,86,230,.12)}
.voice-meta{font-size:12px;color:var(--muted);display:flex;gap:8px;flex-wrap:wrap}
.word-cloud{min-height:180px;background:#fbfcff;border:1px solid var(--border);border-radius:10px;padding:12px;display:flex;flex-wrap:wrap;gap:6px 10px;align-content:center;margin-bottom:10px}
.word-cloud .word{display:inline-block;padding:3px 8px;border-radius:999px;background:#eef3ff;color:#17315c;cursor:pointer;font-weight:600;transition:all .15s;border:1px solid transparent}
.word-cloud .word:hover{background:var(--accent);color:#fff;border-color:var(--accent);transform:translateY(-1px)}
.word-cloud .word.hot{background:#2456e6;color:#fff}
.word-cloud-placeholder{width:100%;text-align:center;color:#9aa5b1;font-size:13px;padding:24px 0}
.voice-list{display:flex;flex-direction:column;gap:8px;max-height:560px;overflow:auto;padding-right:4px}
.voice-item{border:1px solid var(--border);border-radius:8px;background:#fff;padding:10px 12px}
.voice-item-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;font-size:11px;color:var(--muted);margin-bottom:5px}
.voice-score{padding:1px 7px;border-radius:999px;font-weight:700;color:#fff;background:var(--accent)}
.voice-score.s1{background:#d64550}.voice-score.s2{background:#e08a3e}.voice-score.s3{background:#e0c341;color:#5f4d00}
.voice-score.s4{background:#67b168}.voice-score.s5{background:#1f8a4b}
.voice-tag{background:#f1f4f9;padding:1px 8px;border-radius:5px}
.voice-text{font-size:13.5px;line-height:1.6;color:#22364f;word-break:break-word}
.voice-text mark{background:#ffe58a;border-radius:2px;padding:0 1px}
.voice-more{margin-top:12px;text-align:center}
/* modal */
.modal{position:fixed;inset:0;z-index:80}
.modal-mask{position:absolute;inset:0;background:rgba(18,28,52,.46)}
.modal-panel{position:absolute;left:50%;top:4vh;transform:translateX(-50%);width:min(880px,94vw);max-height:88vh;background:#fff;border-radius:14px;box-shadow:0 24px 60px rgba(16,24,40,.22);display:flex;flex-direction:column;overflow:hidden}
.modal-head{display:flex;align-items:center;justify-content:space-between;padding:14px 18px;border-bottom:1px solid var(--border)}
.modal-head h3{font-size:16px;font-weight:700}
.modal-close{border:0;background:#f1f4f9;color:var(--text);width:28px;height:28px;border-radius:6px;cursor:pointer;font-size:18px;line-height:1}
.modal-close:hover{background:#e6ebf3}
.voice-search-input{margin:12px 18px 0;padding:8px 12px;border:1px solid var(--border);border-radius:6px;font-size:13px}
.voice-search-input:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 3px rgba(36,86,230,.12)}
.modal-cloud{margin:10px 18px 8px;border:1px solid var(--border);border-radius:10px;min-height:150px}
.modal-list{margin:0 18px 18px;flex:1;min-height:0;overflow:auto}
/* tooltip */
.tip{position:fixed;pointer-events:none;background:#1f2933;color:#fff;padding:8px 12px;border-radius:6px;font-size:12px;line-height:1.5;box-shadow:0 4px 12px rgba(0,0,0,.15);z-index:100;max-width:280px;display:none}
.tip-row{display:flex;justify-content:space-between;gap:14px}
.tip-label{color:#cbd2d9}
/* svg */
.axis text{font-size:10px;fill:var(--muted)}
.grid line{stroke:var(--border);stroke-dasharray:3,3}
/* responsive */
@media(max-width:980px){.kpis{grid-template-columns:1fr 1fr}.kpi-wide{grid-column:1 / -1}}
@media(max-width:640px){
  .kpis{grid-template-columns:1fr}
  .topbar-inner{padding:10px 16px}
  .main{padding:0 12px}
  .kpi-value{font-size:26px}
  .control-row{gap:10px}
}
/* voice sort & modal tools */
.sort-group{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.sort-label{font-size:12px;color:var(--muted);margin-right:2px}
.btn.vsort{padding:5px 10px;font-size:12px}
.modal-tools{display:flex;align-items:center;gap:8px;margin:12px 18px 0;flex-wrap:wrap}
.modal-tools .voice-search-input{margin:0;flex:1;min-width:140px}
.modal-tools .sort-group{flex-shrink:0}

/* 分数筛选 */
.score-filter-group{display:flex;align-items:center;gap:4px;flex-wrap:wrap}
.btn.vscore{padding:5px 8px;font-size:12px}
.btn.vscore:hover{border-color:var(--accent);background:var(--accent-soft)}
.btn.vscore.active{color:#fff;font-weight:700}
.btn.vscore.active.vscore,.btn.vscore.active[data-voice-score="all"]{background:var(--accent);border-color:var(--accent)}
.btn.vscore.active.vs1{background:#d64550;border-color:#d64550}
.btn.vscore.active.vs2{background:#e08a3e;border-color:#e08a3e}
.btn.vscore.active.vs3{background:#e0c341;border-color:#e0c341;color:#5f4d00}
.btn.vscore.active.vs4{background:#67b168;border-color:#67b168}
.btn.vscore.active.vs5{background:#1f8a4b;border-color:#1f8a4b}
.btn.vscore:not(.active){background:#fff;color:var(--muted)}
/* AI 原声洞察 */
.insight-meta{font-size:12px;color:var(--muted);margin-bottom:10px}
.insight-body{display:grid;grid-template-columns:repeat(auto-fill,minmax(340px,1fr));gap:12px}
.insight-card{border:1px solid var(--border);border-radius:10px;background:#fff;padding:12px 14px;box-shadow:var(--shadow)}
.insight-card-head{display:flex;align-items:center;gap:8px;flex-wrap:wrap;margin-bottom:6px}
.insight-sev{padding:1px 8px;border-radius:999px;font-size:11px;font-weight:700;color:#fff}
.insight-sev.sev-high{background:#d64550}
.insight-sev.sev-mid{background:#e08a3e}
.insight-sev.sev-low{background:#67b168}
.insight-title{font-size:14px;font-weight:700;color:#17315c}
.insight-count{font-size:11px;color:var(--muted);margin-left:auto}
.insight-desc{font-size:12.5px;line-height:1.6;color:#42526e}
.insight-samples{margin-top:8px;display:flex;flex-direction:column;gap:5px}
.insight-sample{font-size:12px;color:#22364f;background:#f5f7fb;border-radius:6px;padding:4px 8px;line-height:1.5}
@media(max-width:640px){.insight-body{grid-template-columns:1fr}}