:root{font-family:Inter,"Microsoft YaHei","PingFang SC",sans-serif;color:#182a3c;background:#f3f7fa;font-synthesis:none}*{box-sizing:border-box}body{margin:0}button,input{font:inherit}button{cursor:pointer}a{color:inherit}.header{height:70px;padding:0 max(28px,calc((100vw - 1380px)/2));display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #dfebf0;background:#fff}.brand{display:flex;align-items:center;gap:12px;font-size:15px;font-weight:700;text-decoration:none}.brand-logo{width:122px;height:auto;display:block}.brand-divider{height:24px;width:1px;background:#d9e7eb}.preview-badge{background:#edf6f8;border:1px solid #d7eaef;color:#477285;font-size:12px;padding:7px 11px;border-radius:7px}.dashboard{max-width:1380px;margin:auto;padding:40px 28px 35px}.intro{display:flex;justify-content:space-between;gap:24px;align-items:end;margin-bottom:23px}.eyebrow,.section-note{color:#0782a0;font-size:10px;font-weight:700;letter-spacing:.12em}.intro h1{font-size:32px;margin:8px 0 9px;letter-spacing:-.03em}.intro p,.section-heading p{margin:0;color:#60798a;font-size:14px}.period{display:flex;flex-direction:column;align-items:end;gap:5px;color:#6f8795;font-size:12px}.period strong{color:#203a4c;font-size:13px}.notice{border:1px solid #d2e8ef;background:#eaf6fa;color:#496d7d;padding:12px 16px;border-radius:9px;font-size:13px;display:flex;gap:9px;align-items:center}.notice-dot{width:7px;height:7px;border-radius:50%;background:#18a4b9;flex:none}.stats{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0}.stat,.panel{background:white;border:1px solid #e3ebef;border-radius:12px;box-shadow:0 5px 18px #203c4a08}.stat{padding:20px 23px;display:flex;flex-direction:column;gap:10px}.stat span{font-size:13px;color:#617b8b}.stat strong{font-size:32px;color:#103c55;line-height:1}.stat .date-stat{font-size:20px;line-height:32px}.stat small,.subtle{font-size:12px;color:#8195a0}.visuals{display:grid;grid-template-columns:1fr 1fr;gap:16px}.panel{padding:23px;margin-bottom:16px}.section-heading{display:flex;justify-content:space-between;align-items:center;gap:10px;margin-bottom:21px}.section-heading h2{font-size:19px;margin:5px 0 0;color:#1e3d4f}.section-heading p{margin-top:7px;font-size:13px}.top-questions{display:grid;gap:4px}.rank{display:grid;grid-template-columns:27px 1fr auto;gap:8px;align-items:center;padding:10px 0;border-bottom:1px solid #f0f4f6;font-size:13px}.rank:last-child{border-bottom:0}.rank-number{color:#0b91ab;font-weight:700}.rank-value{color:#315c70;font-weight:700}.trend{height:210px;display:flex;align-items:stretch}.trend svg{width:100%;height:100%;overflow:visible}.chart-note,.disclaimer{color:#738c99;font-size:12px;line-height:1.7;margin:12px 0 0}.bars{display:flex;gap:14px;align-items:end;min-height:200px;border-bottom:1px solid #e6eef1;padding:0 0 13px}.bar-item{display:flex;flex:1;min-width:50px;flex-direction:column;align-items:center;gap:8px;background:transparent;border:0;color:#5e7886;font-size:12px}.bar-item span:first-child{color:#1b5269;font-weight:700}.bar-fill{width:min(48px,65%);height:var(--height);min-height:5px;background:#1c9cba;border-radius:5px 5px 0 0}.bar-item:nth-child(4n+2) .bar-fill{background:#4f7fe0}.bar-item:nth-child(4n+3) .bar-fill{background:#79aec1}.bar-item:nth-child(4n+4) .bar-fill{background:#58bdac}.filter-chips{display:flex;gap:7px;flex-wrap:wrap}.filters{display:flex;justify-content:space-between;gap:12px;margin:10px 0 17px}.filter-chips button{border:1px solid #dbe9ee;color:#537283;background:#f7fafb;border-radius:7px;padding:8px 12px;font-size:12px}.filter-chips button[aria-pressed=true]{background:#087d9c;border-color:#087d9c;color:white}.search input{min-width:220px;border:1px solid #dbe9ee;border-radius:7px;padding:9px 12px;color:#1c3948;outline-color:#19a2be}.count{font-size:12px;color:#728995}.table-wrap{overflow-x:auto}table{width:100%;border-collapse:collapse;min-width:650px;text-align:left;font-size:13px}th{font-size:12px;color:#708895;background:#f5f9fa;font-weight:600}td,th{padding:13px;border-bottom:1px solid #edf2f4}td:first-child{max-width:520px;line-height:1.6}td:last-child button{border:0;background:#e9f6f9;color:#087f9d;border-radius:6px;padding:7px 10px}.empty{text-align:center;padding:30px;color:#748e9b}footer{display:flex;justify-content:space-between;color:#8ca2ab;font-size:12px;padding:15px 2px}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}dialog{width:min(720px,calc(100vw - 28px));max-height:min(85vh,850px);padding:0;border:0;border-radius:14px;color:#183648;box-shadow:0 20px 65px #102c3e45}dialog::backdrop{background:#112b3d88}.dialog-top,.dialog-bottom{display:flex;justify-content:space-between;align-items:center;padding:20px 24px;border-bottom:1px solid #e7eff2}.dialog-top h2{margin:4px 0 0;font-size:19px}.close{background:none;border:0;font-size:27px;color:#708b98}.dialog-body{padding:23px 24px;overflow:auto;max-height:calc(85vh - 150px)}.question-label,.answer-label{font-size:13px;color:#597583;font-weight:700}.question-box{background:#eef7f9;padding:14px;margin:9px 0 22px;border-radius:8px;line-height:1.65}.answer-label{display:flex;justify-content:space-between;gap:8px}.answer-label small{font-weight:400;color:#8598a2}.answer-box{white-space:pre-wrap;overflow-wrap:anywhere;line-height:1.9;margin-top:10px;font-size:14px}mark{background:#fff0dc;color:#aa5910}.dialog-bottom{border-top:1px solid #e7eff2;border-bottom:0}.dialog-bottom a{color:#087c99;font-size:13px;text-decoration:none}.dialog-bottom button{padding:8px 15px;background:white;border:1px solid #d9e6eb;color:#597685;border-radius:6px}@media(max-width:720px){.header{padding:0 17px;height:64px}.dashboard{padding:25px 16px}.intro{align-items:start;flex-direction:column}.intro h1{font-size:26px}.period{align-items:start}.stats{grid-template-columns:repeat(2,1fr);gap:10px}.stat{padding:17px}.stat strong{font-size:27px}.visuals{grid-template-columns:1fr}.panel{padding:18px}.filters{flex-direction:column}.search input{width:100%}.bars{overflow-x:auto}.bar-item{min-width:65px}.answer-label{flex-direction:column}footer span{display:none}}
@media(max-width:720px){.table-wrap table{min-width:0}.table-wrap thead{display:none}.table-wrap tbody,.table-wrap tr,.table-wrap td{display:block}.table-wrap tr{padding:14px 0;border-bottom:1px solid #edf2f4}.table-wrap td{border:0;padding:4px 0;color:#60798a}.table-wrap td:first-child{font-weight:600;color:#183648;margin-bottom:6px}.table-wrap td:nth-child(1)::before{content:'训练词：'}.table-wrap td:nth-child(2)::before{content:'问题：'}.table-wrap td:nth-child(3)::before{content:'平台：'}.table-wrap td:last-child{margin-top:8px}}
.metric{text-align:left;cursor:pointer;font:inherit;transition:border-color .15s,box-shadow .15s}.metric:hover{border-color:#91cddc;box-shadow:0 7px 23px #1c6d8120}.metric:focus-visible,.rank:focus-visible,.metric-row:focus-visible{outline:3px solid #158da6;outline-offset:3px}.ranking-tabs{display:flex;gap:7px;margin-top:-6px}.ranking-tabs button{border:1px solid #dbe9ee;background:#f8fbfc;color:#4d6e7d;border-radius:6px;padding:6px 10px;font-size:12px}.ranking-tabs button[aria-pressed=true]{background:#e6f5f8;color:#086c87;border-color:#bce0e8}.ranking-note{color:#657f8c;font-size:12px;line-height:1.5;margin:11px 0 3px}.rank{width:100%;background:transparent;border:0;border-bottom:1px solid #f0f4f6;text-align:left;color:#243f4f;cursor:pointer}.rank:hover{background:#f4fafb}.metric-description{font-size:14px;line-height:1.8;color:#567180;margin:0 0 16px}.metric-list{display:grid;gap:7px}.metric-row{display:flex;justify-content:space-between;gap:15px;align-items:center;border:1px solid #e2edf1;border-radius:8px;background:#fbfdfe;color:#126984;padding:13px;text-align:left}.metric-row>span:first-child{display:flex;flex-direction:column;gap:5px;color:#1a3a4c;line-height:1.5}.metric-row small{color:#698492;font-size:12px}.metric-row:disabled{opacity:.6;cursor:not-allowed}
.term-filter{display:flex;justify-content:space-between;align-items:center;gap:8px;padding:10px 12px;margin-bottom:12px;background:#eef8fa;color:#376a7a;border-radius:7px;font-size:12px}.term-filter[hidden]{display:none}.term-filter button{border:0;background:none;color:#087d9c;font-size:12px;text-decoration:underline}.ranking-tabs{flex-wrap:wrap}

/* The mini bars are decorative, not a time series. */
.stats{grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.stat.metric{position:relative;min-height:166px;text-align:center;align-items:center;gap:9px;cursor:default;padding:20px 20px 0;overflow:hidden;background:linear-gradient(160deg,#fff 25%,#f3f9ff 100%)}.stat.metric:hover{border-color:#e3ebef;box-shadow:0 5px 18px #203c4a08}.stat.metric strong{font-variant-numeric:tabular-nums}.stat-art{display:block;width:100%;height:32px;margin-top:auto;stroke:#a9baf0;stroke-width:6;stroke-linecap:round;opacity:.75}.stat:nth-child(2) .stat-art{stroke:#91cddf}.stat:nth-child(3) .stat-art{stroke:#b9b1e9}.intro h1{font-size:clamp(24px,3vw,32px)}
@media(max-width:720px){.stats{grid-template-columns:1fr;gap:10px}.stat.metric{min-height:140px;padding-top:16px}.stat-art{height:25px}}

.stat.metric span,.stat.metric small{color:#4b6877}.period{color:#526f7e}.intro p{color:#526f7e}

.filter-chips button{display:inline-flex;align-items:center;gap:8px}.filter-count{font-size:13px;color:#6944bf;font-variant-numeric:tabular-nums}.filter-chips button[aria-pressed=true] .filter-count{color:#fff0ba}

.filter-chips button{padding:7px 12px 7px 8px;min-height:44px;border-radius:9px}.filter-icon{display:block;width:28px;height:28px;flex:0 0 28px;object-fit:contain;border-radius:7px;background:#fff;padding:3px}.filter-icon-fallback{display:grid;place-items:center;color:#526f7e;font-weight:700;font-size:13px}.filter-chips button[aria-pressed=true] .filter-icon{background:#fff}

@keyframes chart-grow{from{transform:scaleY(0)}to{transform:scaleY(1)}}
.trend-bar{transform-box:fill-box;transform-origin:center bottom;animation:chart-grow .7s cubic-bezier(.2,.7,.2,1) both}.bar-fill{transform-origin:center bottom;animation:chart-grow .65s cubic-bezier(.2,.7,.2,1) both}.filter-chips button,.rank{transition:background-color .18s,color .18s,border-color .18s}.filter-chips button:hover:not([aria-pressed=true]){background:#eef6fa;border-color:#a8cedc}
@media(prefers-reduced-motion:reduce){.trend-bar,.bar-fill{animation:none}.filter-chips button,.rank{transition:none}}

/* Responsive platform charts and cumulative trend */
.trend{height:auto;min-height:260px;position:relative;display:block}.trend svg{display:block;width:100%;height:auto;min-height:240px;overflow:visible}.chart-grid{stroke:#e9edf4;stroke-width:1}.axis-label{font-size:11px;fill:#60798a}.trend-line{fill:none;stroke:#7651d7;stroke-width:3.5;stroke-linejoin:round;stroke-linecap:round}.trend-point{fill:#7651d7;stroke:#fff;stroke-width:2}.trend-hit{fill:transparent;cursor:pointer}.trend-hit:focus-visible{outline:none;stroke:#7651d7;stroke-width:2}.trend-detail{position:absolute;z-index:3;top:6px;right:8px;width:190px;max-height:220px;overflow:auto;padding:13px 15px;border:1px solid #e4e8f0;border-radius:9px;background:#fff;box-shadow:0 8px 24px #203c4a25;color:#435c6b;font-size:12px;line-height:1.65}.trend-detail[hidden]{display:none}.detail-date{display:block;color:#203a4c;font-size:14px}.detail-total{font-size:14px;font-weight:700;color:#6844bf}.detail-label{border-top:1px solid #edf0f4;margin-top:7px;padding-top:6px;font-weight:700}.detail-item{white-space:nowrap}.bars{min-height:240px;align-items:end;gap:8px;padding:0 0 5px;background:repeating-linear-gradient(to top,transparent 0,transparent 48px,#edf1f5 49px,#edf1f5 50px);overflow:visible}.bar-item{position:relative;display:flex;flex-direction:column;justify-content:end;align-items:center;gap:8px;min-width:55px;height:240px;padding:0 4px;color:#526f7e}.bar-name{order:3;white-space:nowrap}.bar-fill{order:2;width:min(48px,60%);height:var(--height);flex:none;background:#7b32e8;border-radius:5px 5px 0 0}.bar-count{order:1;font-weight:700;color:#385c6f}.bar-item:nth-child(4n+2) .bar-fill{background:#ff7842}.bar-item:nth-child(4n+3) .bar-fill{background:#5c8deb}.bar-item:nth-child(4n+4) .bar-fill{background:#08beba}.bar-tooltip{display:none;position:absolute;z-index:2;bottom:50%;left:50%;transform:translate(-50%,50%);padding:8px 10px;border-radius:7px;background:#fff;box-shadow:0 4px 15px #26384e30;color:#304b5a;white-space:nowrap;pointer-events:none}.bar-item:hover .bar-tooltip,.bar-item:focus-visible .bar-tooltip{display:block}.bar-item:hover{background:#f3f6fb}.bar-item:focus-visible{outline:2px solid #7651d7;outline-offset:2px}
@media(max-width:720px){.trend svg{min-height:200px}.trend-detail{top:0;right:0;width:170px;max-height:190px}.bars{display:flex;flex-direction:column;align-items:stretch;gap:4px;min-height:0;overflow:visible;background:repeating-linear-gradient(to right,transparent 0,transparent calc(25% - 1px),#edf1f5 calc(25% - 1px),#edf1f5 25%)}.bar-item{display:grid;grid-template-columns:75px minmax(0,1fr) 30px;grid-template-rows:30px;gap:7px;min-width:0;height:auto;align-items:center;text-align:left}.bar-name{order:0;text-align:right;overflow:hidden;text-overflow:ellipsis}.bar-fill{order:0;height:17px;width:var(--width);border-radius:0 4px 4px 0;transform-origin:left center;animation-name:chart-grow-x}.bar-count{order:0}.bar-tooltip{left:auto;right:25px;bottom:50%;transform:translateY(50%)}.trend-note{font-size:12px}}
@keyframes chart-grow-x{from{transform:scaleX(0)}to{transform:scaleX(1)}}
@media(prefers-reduced-motion:reduce){.bar-fill{animation:none}}

.trend-detail,.trend-detail[hidden]{position:static;width:auto;max-height:none;margin:4px 0 0;box-shadow:none}.trend-detail:not([hidden]){display:block}

@keyframes trend-draw{from{stroke-dashoffset:1}to{stroke-dashoffset:0}}.trend-line{stroke-dasharray:1;animation:trend-draw .8s ease-out both}@media(prefers-reduced-motion:reduce){.trend-line{animation:none;stroke-dasharray:none}}

/* Floating detail stays above the chart without blocking pointer movement. */
.trend-detail:not([hidden]){position:absolute;z-index:4;display:block;width:190px;max-width:calc(100% - 8px);max-height:none;margin:0;pointer-events:none;box-shadow:0 8px 24px #203c4a25;animation:detail-appear .2s cubic-bezier(.16,1,.3,1) both}
@keyframes detail-appear{from{opacity:0;transform:translateY(5px)}to{opacity:1;transform:translateY(0)}}
.trend-line{animation-duration:1s;animation-timing-function:cubic-bezier(.16,1,.3,1)}.bar-fill{animation-duration:.85s;animation-timing-function:cubic-bezier(.16,1,.3,1)}.filter-chips button,.rank{transition-duration:.22s;transition-timing-function:cubic-bezier(.2,.7,.2,1)}
@media(max-width:720px){.trend-detail:not([hidden]){width:170px}}
@media(prefers-reduced-motion:reduce){.trend-detail:not([hidden]),.trend-line,.bar-fill{animation:none}.filter-chips button,.rank{transition:none}}

.simulation-tag,.row-simulation{display:inline-block;border-radius:4px;padding:2px 4px;background:#fff1d9;color:#8a4d00;font-size:10px;font-weight:600;line-height:1.3}.row-simulation{margin-left:6px}.filter-chips button[aria-pressed=true] .simulation-tag{background:#fff0d5;color:#764000}.table-wrap td button:disabled{background:#f0f2f4;color:#71818b;cursor:default}.bar-name{overflow:visible}@media(max-width:720px){.bar-name{font-size:11px}.bars .bar-item{grid-template-columns:95px minmax(0,1fr) 30px}}

@media(min-width:721px) and (max-width:900px){.bars{overflow-x:auto;overflow-y:hidden}.bar-item{min-width:70px}.bar-name{font-size:11px}}

.row-actions{display:flex;align-items:center;gap:14px;white-space:nowrap}.table-wrap td:last-child .row-actions button,.row-actions a{background:none;border:0;padding:4px 0;color:#6246bd;font-size:13px;line-height:1.5;text-decoration:none;cursor:pointer}.row-actions a:hover,.row-actions button:hover{text-decoration:underline}.row-actions a:focus-visible,.row-actions button:focus-visible{outline:2px solid #6246bd;outline-offset:3px;border-radius:2px}

.pagination{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:18px 0 4px;color:#60798a;font-size:12px}.pagination[hidden]{display:none}.pagination-controls{display:flex;align-items:center;gap:5px;flex-wrap:wrap}.pagination-controls button{min-width:34px;height:34px;padding:0 9px;background:#fff;border:1px solid #dbe9ee;border-radius:6px;color:#42677a;font-size:12px}.pagination-controls button[aria-current=page]{background:#087d9c;border-color:#087d9c;color:#fff}.pagination-controls button:disabled{opacity:.45;cursor:default}.pagination-controls button:focus-visible{outline:2px solid #6246bd;outline-offset:2px}.pagination-ellipsis{padding:0 3px}@media(max-width:720px){.pagination{flex-direction:column;align-items:flex-start}.pagination-controls{gap:4px}}

.platform-strip{max-width:100%;overflow:hidden;margin:-12px 0 29px;padding:2px 0 10px;border-bottom:1px solid #e2ebef}.platform-strip-items{display:flex;align-items:flex-start;gap:10px;overflow-x:auto;overscroll-behavior-x:contain;scrollbar-width:thin;scrollbar-color:#c6dbe2 transparent;padding:0 2px 6px}.platform-strip-item{flex:1 0 82px;min-width:82px;max-width:104px;display:flex;flex-direction:column;align-items:center;gap:7px;color:#526f7e;font-size:12px;white-space:nowrap}.platform-strip-icon{width:46px;height:46px;display:grid;place-items:center;background:#fff;border:1px solid #e3edf0;border-radius:14px;box-shadow:0 3px 10px #294e5b0a;transition:transform .22s ease,border-color .22s ease}.platform-strip-icon img{display:block;width:30px;height:30px;object-fit:contain;border-radius:7px}.platform-strip-item:hover .platform-strip-icon{transform:translateY(-2px);border-color:#bbd8e1}.platform-strip-name{line-height:1.3}@media(max-width:720px){.platform-strip{margin:-4px 0 22px}.platform-strip-items{gap:7px}.platform-strip-item{flex-basis:70px;min-width:70px}.platform-strip-icon{width:42px;height:42px;border-radius:12px}.platform-strip-icon img{width:28px;height:28px}}@media(prefers-reduced-motion:reduce){.platform-strip-icon{transition:none}.platform-strip-item:hover .platform-strip-icon{transform:none}}

.intro .data-kind{display:inline-block;margin-top:8px;padding:4px 8px;border-radius:5px;background:#eef3f6;color:#486b7b;font-size:12px}.intro .data-kind[hidden]{display:none}

.report-login-form{display:grid;gap:14px;padding:28px}.report-login-form h2{margin:0;color:#183648}.report-login-form p{margin:0;color:#526f7e;font-size:13px}.report-login-form label{display:grid;gap:6px;color:#385b6c;font-size:13px}.report-login-form input{width:100%;padding:11px;border:1px solid #cddfe7;border-radius:7px;font:inherit}.report-login-form button{padding:11px;border:0;border-radius:7px;background:#087d9c;color:#fff;font:inherit;cursor:pointer}.report-login-form #report-login-error{color:#a02a2a}.report-login-form [hidden]{display:none}

.estimate-panel[hidden]{display:none}.estimate-description{color:#627e8e;font-size:13px;line-height:1.7;margin:0 0 18px}.estimate-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(180px,1fr));gap:10px}.estimate-card{display:flex;align-items:center;gap:11px;padding:14px;background:#f6f9fb;border:1px solid #e4edf1;border-radius:12px}.estimate-icon{object-fit:contain;border-radius:7px}.estimate-info{display:grid;gap:4px;flex:1;min-width:0}.estimate-info strong{font-size:14px;color:#284b5d}.estimate-info small,.estimate-amount small{font-size:11px;color:#728b98}.estimate-amount{display:grid;gap:3px;text-align:right}.estimate-amount strong{font-size:21px;color:#197e96}.estimate-amount small{white-space:nowrap}@media(max-width:500px){.estimate-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:8px}.estimate-card{padding:10px;gap:7px}.estimate-icon{width:24px;height:24px}.estimate-info strong{font-size:12px}}