:root{--ink:#162238;--muted:#647187;--blue:#ff4500;--blue-dark:#c93600;--bg:#f8f9fa;--line:#e1e7ef;--soft:#fff0e9;--green:#146e53;--orange:#a74b18;--radius:14px;font-family:Inter,-apple-system,BlinkMacSystemFont,'PingFang SC','Microsoft YaHei',sans-serif;color:var(--ink);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;background:var(--bg);font-size:16px;line-height:1.65}a{color:var(--blue);text-decoration:none}a:hover{text-decoration:underline}button,input,select,textarea{font:inherit}button,.button{cursor:pointer}button{border:1px solid var(--line);background:#fff;color:var(--ink);border-radius:8px;padding:9px 15px;font-weight:600}button:hover{background:#f0f4fb}button:disabled{cursor:not-allowed;opacity:.55}button:focus-visible,a:focus-visible{outline:3px solid #ffb296;outline-offset:3px}input,textarea,select{border:1px solid var(--line);border-radius:8px;background:#fff;padding:10px 12px;color:var(--ink);min-width:0}input:focus,textarea:focus,select:focus{outline:2px solid 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var(--line);border-radius:12px;background:#fff;padding:20px;margin-bottom:16px}.side-card h3{margin-bottom:5px}.side-card>p{font-size:13px;color:var(--muted)}.theme{padding:13px 0;border-bottom:1px solid var(--line)}.theme:last-child{border:0}.theme b{font-size:14px}.theme span{float:right;color:var(--blue);font-size:12px}.theme p{font-size:12px;color:var(--muted);margin:4px 0}.side-card textarea{width:100%;min-height:120px;font-size:14px;resize:vertical}.side-card button{font-size:13px;margin-top:8px}.side-card ol{padding-left:19px;color:var(--muted);font-size:13px}.side-card li{margin:9px 0}.method-note{color:var(--muted);font-size:12px;margin:12px 0 20px}.evidence-card details{margin-top:12px;font-size:13px;color:var(--muted)}summary{cursor:pointer;color:var(--blue);font-size:13px}.history-row{display:flex;gap:15px;justify-content:space-between;align-items:center;padding:20px;border:1px solid var(--line);border-radius:10px;background:#fff;margin-top:12px}.history-row h3{margin:0}.history-row p{font-size:13px;color:var(--muted);margin:3px 0 0}.page{padding-top:58px;min-height:60vh}.page .lead{max-width:680px;margin-bottom:34px}.narrow{max-width:810px}.prose{line-height:1.9}.prose h1{margin:18px 0}.prose h2{margin:32px 0 10px;font-size:23px}.prose p,.prose li{color:#48556a}.prose ul,.prose ol{padding-left:24px}.prose a{overflow-wrap:anywhere}.prose blockquote{margin-left:0;border-left:3px solid var(--blue);padding:12px 20px;background:var(--soft)}.article-meta{font-size:13px;color:var(--muted)}.back{font-size:14px}.price-grid,.guide-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px;margin:30px 0}.price-card,.guide-card{border:1px solid var(--line);border-radius:14px;padding:28px;background:#fff}.price-card.featured{border-color:#ffb69e;box-shadow:0 4px 20px #ff450009}.price-card>span{font-size:14px;color:var(--muted)}.price-card h2{font-size:39px;margin:20px 0 0}.price-card 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8px}.account-form{display:grid;gap:12px}.account-form input{width:100%}.recovery-code{word-break:break-all;padding:14px;background:#fff0e9;border-radius:8px;font:14px/1.7 monospace;user-select:all}.account-description{color:var(--muted);font-size:14px}.account-actions{display:flex;gap:8px;flex-wrap:wrap;margin:16px 0}.ack{font-size:14px;display:flex;gap:8px;align-items:start;margin:16px 0}.ack input{margin-top:6px;width:auto}.badge-live{font-size:12px;color:var(--green);background:#e8f5ee;border-radius:5px;padding:3px 7px;margin-left:8px}.badge-warn{color:var(--orange)}.empty-filter{padding:30px;color:var(--muted);font-size:14px;background:#fff;border:1px dashed var(--line);border-radius:10px}
@media(max-width:1000px){.site-header{gap:22px}.search-options{flex-wrap:wrap}.search-hint{margin-left:0}.report-grid{grid-template-columns:minmax(0,1fr) 260px}.site-footer{margin:0 24px}.workspace-heading h1{font-size:31px}.price-card,.guide-card{padding:22px}}
@media(max-width:760px){.site-header{padding:15px 17px;gap:12px;flex-wrap:wrap}.brand{font-size:21px}.site-header nav{order:3;width:100%;gap:25px;padding-top:5px}.site-header .subtle{margin-left:auto}.workspace,.page{padding:28px 17px 40px}.workspace-heading{align-items:start;gap:10px}.workspace-heading h1{font-size:28px;letter-spacing:-.6px}.workspace-heading p{font-size:14px}.mobile-break{display:block}.quota{font-size:12px;min-width:90px;padding-left:11px;margin-top:32px}.quota strong{font-size:15px}.quota span{font-size:12px}.eyebrow{font-size:11px}.search-panel{padding:17px}.search-line{flex-wrap:wrap;padding:8px}.search-line input{width:calc(100% - 40px);flex:1;font-size:15px}.search-line .primary{width:100%;padding:11px}.search-options{gap:12px;font-size:13px}.search-options label{width:100%;justify-content:space-between}.search-options select,.search-options input{width:67%;font-size:13px}.search-hint{font-size:11px}.examples>span{width:100%;margin-bottom:2px}.workspace-tabs{gap:20px}.workspace-tabs a{font-size:11px;max-width:100px;text-align:right}.empty-state{padding:33px 6px}.steps{gap:11px;font-size:11px}.steps b{display:block;width:max-content;margin:0 auto 6px}.workspace-bottom{grid-template-columns:1fr;gap:22px}.workspace-bottom>div{padding-left:35px;position:relative}.mini-icon{position:absolute;left:0;top:0}.report-grid{grid-template-columns:1fr}.result-header{flex-wrap:wrap}.result-header h2{font-size:21px;overflow-wrap:anywhere}.stats{padding:14px 0}.stat{padding:0 12px}.stat strong{font-size:24px}.stat span{font-size:11px}.evidence-card{padding:17px}.price-grid,.guide-grid{grid-template-columns:1fr}.site-footer{margin:0 17px}.site-footer>div:nth-child(2){gap:17px;flex-wrap:wrap}.page h1{font-size:30px}.history-row{padding:15px}.history-row h3{font-size:16px;overflow-wrap:anywhere}.filter-row select{margin-left:0}.prose{line-height:1.85}.account-actions .primary{width:100%}}
:root{--blue:#d93900;--blue-dark:#b62f00}.brand-icon{background:#ff4500}
@media(max-width:760px){.site-header nav{flex:0 0 100%}.beta{display:none}.workspace-heading{display:block}.workspace-heading h1{font-size:28px}.quota{display:flex;align-items:center;gap:9px;border:0;padding:0;margin-top:17px;min-width:0}.quota strong{display:inline;margin:0}.quota span{margin-left:3px}}
@media(prefers-reduced-motion:reduce){.spinner{animation:none}}

.site-footer .footer-contact{display:block;min-width:235px}
.language-switch{font-size:13px;font-weight:700;color:var(--blue);padding:7px 9px;border:1px solid var(--line);border-radius:7px}
.series-preview{border:1px solid #ffc6b4;background:linear-gradient(135deg,#fff5f0,#fff);border-radius:14px;padding:22px 24px;margin:28px 0}.series-preview h2{margin:0 0 7px;font-size:20px}.series-preview p{margin:0;color:var(--muted);line-height:1.7}
.site-footer .footer-contact p{margin:0 0 4px}
.site-footer .footer-contact strong{color:var(--ink);font-size:14px;font-weight:650}
.site-footer .footer-contact a{color:var(--blue)}
.site-footer .footer-links{display:flex;gap:22px;align-items:center}
.article-metrics{display:grid;grid-template-columns:repeat(4,1fr);gap:10px;margin:25px 0 30px}.article-metric{border:1px solid var(--line);border-radius:12px;background:#fff;padding:17px 15px}.article-metric strong{display:block;font-size:25px;line-height:1.2;color:var(--blue)}.article-metric span{display:block;margin-top:7px;font-weight:700;color:var(--ink);font-size:14px}.article-metric small{display:block;margin-top:3px;color:var(--muted);font-size:12px;line-height:1.5}.article-flow{margin:24px 0 30px;padding:4px 0;border-top:1px solid var(--line);border-bottom:1px solid var(--line)}.article-flow-step{display:flex;gap:14px;align-items:flex-start;padding:16px 0}.article-flow-step>b{flex:0 0 30px;height:30px;border-radius:8px;background:#fff0e9;color:var(--blue);display:grid;place-items:center;font-size:12px}.article-flow-step strong{display:block;color:var(--ink);font-size:15px}.article-flow-step p{margin:3px 0 0;color:var(--muted);font-size:14px;line-height:1.65}
@media(max-width:760px){.article-metrics{grid-template-columns:repeat(2,1fr)}.article-metric strong{font-size:22px}}
@media(max-width:760px){.site-footer .footer-contact{width:100%;order:3}.site-footer .footer-links{gap:17px;flex-wrap:wrap}.site-footer>.muted{order:4}}

.brand-logo{display:block;flex-shrink:0;width:40px;height:40px}.brand-word{font-size:25px;letter-spacing:-1.15px;font-weight:800;line-height:1}.brand-word span{font-weight:650}.brand{gap:10px}.brand .beta{margin-top:5px}@media(max-width:760px){.brand-logo{width:34px;height:34px}.brand-word{font-size:23px}.brand{gap:8px}}
.history-toolbar{display:flex;gap:8px;flex-wrap:wrap;margin:18px 0}.history-toolbar button{font-size:13px}.history-row>label{display:flex;align-items:center}.history-row>label input{width:18px;height:18px}.purchase-row{display:grid;grid-template-columns:1fr auto;gap:2px 12px;padding:11px 0;border-bottom:1px solid var(--line);font-size:13px}.purchase-row span{color:var(--muted)}.purchase-row small{grid-column:1/-1;color:var(--muted);font-size:12px;overflow-wrap:anywhere}