:root{--seo-blue:#245fd1;--seo-deep:#173f96;--seo-bg:#f4f7fb;--seo-card:#fff;--seo-line:#dfe6f0;--seo-text:#18263d;--seo-muted:#6d7c93;--seo-red:#d43b42;--seo-warn:#d58b16;--seo-green:#16875d;--seo-gold:#b87c21}.seo-page{background:var(--seo-bg);color:var(--seo-text)}.seo-hero{background:radial-gradient(circle at 78% 20%,rgba(87,137,245,.28),transparent 34%),linear-gradient(135deg,#f5f8ff,#e9f0ff 56%,#f9fbff);border-bottom:1px solid #dbe4f4}.seo-hero-inner{min-height:310px;display:grid;grid-template-columns:1fr 1.18fr;gap:54px;align-items:center}.seo-kicker{display:inline-block;color:var(--seo-blue);font-size:12px;font-weight:900;letter-spacing:2px}.seo-hero-copy h1{font-size:48px;line-height:1.05;margin:12px 0 16px;color:#13233d}.seo-hero-copy p{margin:0;color:#65758e;font-size:17px;line-height:1.8;max-width:590px}.seo-search{background:#fff;padding:22px;border:1px solid #dbe5f4;border-radius:20px;box-shadow:0 18px 50px rgba(36,95,209,.12)}.seo-search label{display:block;font-size:13px;font-weight:800;margin-bottom:9px}.seo-search-row{display:grid;grid-template-columns:1fr 126px;gap:10px}.seo-search input,.rank-form input,.rank-form select{height:52px;border:1px solid #ccd8e9;border-radius:12px;background:#fbfdff;padding:0 15px;font-size:15px;color:#20304a;outline:none}.seo-search input:focus,.rank-form input:focus,.rank-form select:focus{border-color:#6291ef;box-shadow:0 0 0 3px rgba(36,95,209,.1)}.seo-search-row button,.rank-form button{border:0;border-radius:12px;background:linear-gradient(135deg,var(--seo-blue),var(--seo-deep));color:#fff;font-weight:900;font-size:15px;cursor:pointer;box-shadow:0 10px 24px rgba(36,95,209,.22)}.seo-search-hints{display:flex;align-items:center;gap:12px;margin-top:12px;color:#8996a8;font-size:12px}.seo-search-hints button{border:0;background:#eef4ff;color:#245fd1;border-radius:999px;padding:7px 12px;font-weight:800;cursor:pointer}.seo-shell{width:min(1160px,calc(100% - 32px));margin:26px auto 54px}.seo-tabs{display:flex;gap:8px;background:#fff;border:1px solid var(--seo-line);padding:6px;border-radius:14px;width:max-content;max-width:100%;overflow:auto}.seo-tabs button{height:40px;border:0;background:transparent;border-radius:10px;padding:0 18px;font-weight:800;color:#65758d;white-space:nowrap;cursor:pointer}.seo-tabs button.active{background:#245fd1;color:#fff;box-shadow:0 7px 16px rgba(36,95,209,.2)}.seo-tab-panel{margin-top:18px}.hidden{display:none!important}.seo-empty-state,.seo-loading{min-height:470px;background:#fff;border:1px solid var(--seo-line);border-radius:20px;display:grid;place-items:center;align-content:center;text-align:center;padding:30px}.empty-icon{width:76px;height:76px;border-radius:24px;background:linear-gradient(135deg,#e9f1ff,#dbe8ff);display:grid;place-items:center;color:#245fd1;font-size:34px;font-weight:900}.seo-empty-state h2,.seo-loading h2{margin:18px 0 6px;font-size:24px}.seo-empty-state p,.seo-loading p{margin:0;color:#78869a}.empty-chips{display:flex;gap:8px;flex-wrap:wrap;justify-content:center;margin-top:22px}.empty-chips span{font-size:12px;padding:7px 10px;border-radius:9px;background:#f5f7fa;color:#69788e;border:1px solid #e5eaf1}.loader-ring{width:54px;height:54px;border:5px solid #dde7f7;border-top-color:#245fd1;border-radius:50%;animation:spin .8s linear infinite}.loader-ring.small{width:34px;height:34px;border-width:4px}@keyframes spin{to{transform:rotate(360deg)}}.seo-overview{display:grid;grid-template-columns:1.1fr 1.7fr;gap:14px}.score-card,.overview-meta,.issue-panel,.checks-panel,.rank-query-card,.rank-result-card,.rank-history-panel,.history-panel{background:#fff;border:1px solid var(--seo-line);border-radius:18px}.score-card{display:flex;align-items:center;gap:20px;padding:22px}.score-ring{--score:0;--ring:#245fd1;width:126px;height:126px;border-radius:50%;background:conic-gradient(var(--ring) calc(var(--score)*1%),#e7edf6 0);display:grid;place-items:center;position:relative;flex:none}.score-ring:after{content:"";position:absolute;width:96px;height:96px;background:#fff;border-radius:50%}.score-ring>div{position:relative;z-index:1;display:flex;align-items:baseline}.score-ring strong{font-size:40px;color:#1c2e49}.score-ring span{font-size:13px;color:#8997ab}.score-copy>span{font-size:12px;color:#8390a3}.score-copy h2{margin:4px 0 7px;font-size:26px}.score-copy p{margin:0;color:#77869b;line-height:1.6;font-size:13px}.overview-meta{display:grid;grid-template-columns:1fr 1fr;padding:6px}.overview-meta div{padding:18px;border-radius:12px}.overview-meta div:nth-child(1),.overview-meta div:nth-child(2){border-bottom:1px solid #edf1f6}.overview-meta div:nth-child(odd){border-right:1px solid #edf1f6}.overview-meta span{display:block;color:#8290a4;font-size:12px;margin-bottom:6px}.overview-meta b{font-size:14px;display:block;white-space:nowrap;overflow:hidden;text-overflow:ellipsis}.category-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px;margin-top:12px}.category-grid article{background:#fff;border:1px solid var(--seo-line);border-radius:16px;padding:17px;display:grid;grid-template-columns:1fr auto;gap:5px}.category-grid span{font-size:13px;font-weight:800}.category-grid strong{font-size:24px;color:#245fd1}.category-grid small{grid-column:1/-1;color:#8996a8;font-size:11px}.issue-layout{display:grid;grid-template-columns:1.4fr 1fr;gap:12px;margin-top:12px}.issue-panel{padding:18px}.panel-head{display:flex;align-items:center;justify-content:space-between;gap:12px}.panel-head>div{display:flex;align-items:center;gap:9px}.panel-head h2{margin:0;font-size:18px}.panel-head button{border:1px solid #dbe3ef;background:#fff;color:#57677e;border-radius:9px;padding:7px 11px;font-size:11px;font-weight:800;cursor:pointer}.mini-dot{width:9px;height:9px;border-radius:50%;display:inline-block}.mini-dot.red{background:var(--seo-red)}.mini-dot.blue{background:var(--seo-blue)}.mini-dot.green{background:var(--seo-green)}.mini-dot.gold{background:var(--seo-gold)}.priority-list{display:grid;gap:8px;margin-top:14px}.priority-item{border:1px solid #e5eaf1;border-left-width:4px;border-radius:12px;padding:13px 14px;background:#fbfcfe}.priority-item.error{border-left-color:var(--seo-red)}.priority-item.warn{border-left-color:var(--seo-warn)}.priority-item.pass{border-left-color:var(--seo-green)}.priority-item b{display:block;font-size:13px}.priority-item p{margin:5px 0 0;color:#718096;font-size:12px;line-height:1.6}.priority-item em{font-style:normal;font-size:10px;display:inline-block;margin-top:7px;padding:3px 7px;border-radius:999px;background:#f1f4f8;color:#637188}.snapshot-list{margin:14px 0 0}.snapshot-list div{padding:10px 0;border-bottom:1px solid #edf1f5}.snapshot-list div:last-child{border-bottom:0}.snapshot-list dt{font-size:10px;color:#8694a8;margin-bottom:4px}.snapshot-list dd{margin:0;font-size:12px;line-height:1.6;word-break:break-all}.checks-panel{margin-top:12px;padding:18px}.checks-head{display:flex;align-items:center;justify-content:space-between;gap:14px}.checks-head>div:first-child{display:flex;align-items:center;gap:9px}.checks-head h2{font-size:18px;margin:0}.checks-filter{display:flex;gap:5px}.checks-filter button{border:1px solid #dfe6ef;background:#fff;border-radius:8px;height:30px;padding:0 10px;font-size:10px;color:#6f7e93;font-weight:800;cursor:pointer}.checks-filter button.active{background:#edf3ff;color:#245fd1;border-color:#cddcfa}.check-list{display:grid;grid-template-columns:1fr 1fr;gap:9px;margin-top:15px}.check-item{border:1px solid #e4e9f0;border-radius:12px;padding:13px;display:grid;grid-template-columns:30px 1fr;gap:10px}.check-icon{width:30px;height:30px;border-radius:9px;display:grid;place-items:center;font-weight:900;font-size:12px}.check-item.error .check-icon{background:#fff0f1;color:#c92f39}.check-item.warn .check-icon{background:#fff6e8;color:#c87c0c}.check-item.pass .check-icon{background:#eaf8f2;color:#13845a}.check-item h3{font-size:13px;margin:0}.check-item p{margin:4px 0 0;color:#718096;font-size:11px;line-height:1.55}.check-item .fix{margin-top:7px;font-size:10px;color:#245fd1}.seo-action-row{display:flex;justify-content:flex-end;gap:9px;margin-top:12px}.seo-action-row button{height:40px;border:1px solid #d8e1ed;background:#fff;border-radius:10px;padding:0 16px;font-weight:800;color:#52647e;cursor:pointer}.seo-action-row button:first-child{background:#245fd1;color:#fff;border-color:#245fd1}.rank-grid{display:grid;grid-template-columns:1.2fr 1fr;gap:12px}.rank-query-card,.rank-result-card,.rank-history-panel,.history-panel{padding:20px}.rank-query-card>p{color:#77869a;line-height:1.7;font-size:12px}.rank-form{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-top:16px}.rank-form label{font-size:11px;font-weight:800;color:#607087}.rank-form input,.rank-form select{display:block;width:100%;height:46px;margin-top:6px}.rank-form label:nth-child(3){grid-column:1/2}.rank-form button{height:46px;align-self:end}.rank-note{font-size:10px;color:#909caf;margin-top:12px}.rank-result-card{min-height:330px;display:grid;align-content:center}.rank-empty{text-align:center}.rank-empty>span{width:60px;height:60px;border-radius:20px;background:#eef3ff;color:#245fd1;display:grid;place-items:center;margin:0 auto 12px;font-size:25px;font-weight:900}.rank-empty b{font-size:18px}.rank-empty p{font-size:12px;color:#8491a5}.rank-loading{display:grid;justify-items:center;gap:14px}.rank-main{text-align:center}.rank-main>span{display:block;color:#7b899d;font-size:12px}.rank-main strong{display:block;font-size:68px;color:#245fd1;line-height:1.1;margin:5px 0}.rank-main em{font-style:normal;font-size:12px;color:#6d7b8e}.rank-keyword,.rank-url,.rank-time{padding:10px 0;border-bottom:1px solid #edf1f6}.rank-keyword span,.rank-url span,.rank-time span{display:block;font-size:10px;color:#8794a7}.rank-keyword b,.rank-url b,.rank-time b{font-size:12px;word-break:break-all}.rank-result-card #openBaiduBtn{margin-top:14px;height:38px;border:1px solid #cddbf3;background:#f2f6ff;color:#245fd1;border-radius:9px;font-weight:800;cursor:pointer}.rank-history-panel{margin-top:12px}.history-table{width:100%;border-collapse:collapse;margin-top:14px}.history-table th,.history-table td{text-align:left;padding:10px;border-bottom:1px solid #edf1f5;font-size:11px}.history-table th{color:#8290a3;font-weight:800;background:#f8fafc}.history-empty{padding:40px;text-align:center;color:#8996a8}.audit-history-list{display:grid;gap:8px;margin-top:14px}.audit-history-item{display:grid;grid-template-columns:1fr auto auto;align-items:center;gap:14px;border:1px solid #e4eaf1;border-radius:12px;padding:13px}.audit-history-item b{font-size:12px}.audit-history-item small{display:block;color:#8593a6;margin-top:4px}.audit-history-item strong{font-size:22px;color:#245fd1}.audit-history-item button{border:1px solid #d9e1ed;background:#fff;border-radius:8px;padding:6px 9px;color:#5f7086;cursor:pointer}.seo-guide{background:#fff;border-top:1px solid #e3e9f1}.seo-guide-inner{padding:44px 0}.seo-guide h2{text-align:center;margin:0 0 22px}.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.guide-grid div{border:1px solid #e2e8f0;border-radius:14px;padding:18px}.guide-grid b{font-size:14px}.guide-grid p{margin:8px 0 0;color:#78869a;font-size:12px;line-height:1.7}.seo-toast{position:fixed;left:50%;bottom:28px;z-index:1000;transform:translate(-50%,20px);opacity:0;pointer-events:none;background:#19283f;color:#fff;border-radius:10px;padding:10px 16px;font-size:12px;transition:.2s}.seo-toast.show{opacity:1;transform:translate(-50%,0)}
@media(max-width:900px){.seo-hero-inner{grid-template-columns:1fr;gap:24px;padding:48px 0}.seo-hero-copy h1{font-size:40px}.seo-overview,.issue-layout,.rank-grid{grid-template-columns:1fr}.category-grid{grid-template-columns:1fr 1fr}.check-list{grid-template-columns:1fr}.guide-grid{grid-template-columns:1fr}.overview-meta{min-height:160px}}
@media(max-width:600px){.seo-shell{width:min(100% - 20px,1160px)}.seo-hero-inner{padding:36px 0}.seo-hero-copy h1{font-size:34px}.seo-hero-copy p{font-size:14px}.seo-search{padding:14px}.seo-search-row{grid-template-columns:1fr}.seo-search-row button{height:48px}.seo-tabs{width:100%}.seo-tabs button{flex:1;padding:0 12px}.score-card{align-items:flex-start}.score-ring{width:105px;height:105px}.score-ring:after{width:80px;height:80px}.score-ring strong{font-size:32px}.category-grid{grid-template-columns:1fr 1fr}.overview-meta{grid-template-columns:1fr}.overview-meta div{border-right:0!important;border-bottom:1px solid #edf1f6!important}.rank-form{grid-template-columns:1fr}.rank-form label:nth-child(3){grid-column:auto}.checks-head{align-items:flex-start;flex-direction:column}.audit-history-item{grid-template-columns:1fr auto}.audit-history-item button{grid-column:1/-1}.history-table{min-width:660px}.rank-history-panel{overflow:auto}}

/* V2.22 本地检测服务状态 */
.seo-service-status{display:inline-flex;align-items:center;gap:7px;padding:6px 10px;border-radius:999px;font-size:12px;font-weight:700;background:#f2f5fa;color:#68778f}
.seo-service-status i{width:8px;height:8px;border-radius:50%;background:#9aa8bb;box-shadow:0 0 0 3px rgba(154,168,187,.12)}
.seo-service-status.online{background:#eaf8f1;color:#14734f}.seo-service-status.online i{background:#20a66a;box-shadow:0 0 0 3px rgba(32,166,106,.13)}
.seo-service-status.offline{background:#fff1f1;color:#b72b35}.seo-service-status.offline i{background:#d43b42;box-shadow:0 0 0 3px rgba(212,59,66,.12)}