:root{--bg:#F3FBFA;--deep:#DCEFED;--surface:#FFFFFF;--soft:#E6F4F2;--title:#12312E;--text:#1E3F3B;--muted:#4A6E6A;--assist:#6F908C;--brand:#1A8A80;--bright:#2BB3A6;--dark:#0E6B63;--gold:#C9A24A;--ink:#0A3A36;--border:rgba(26,138,128,.18);--shadow:0 12px 28px rgba(10,58,54,.08);--max:960px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden;padding-top:116px}body.scroll-lock{overflow:hidden}a{color:var(--dark);text-decoration:none}a:hover{text-decoration:none}button,input{font:inherit}.skip-link{position:fixed;left:16px;top:-60px;z-index:300;background:var(--ink);color:#fff;padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.top-edge{position:fixed;z-index:120;top:0;left:0;right:0;height:18px;background:var(--ink);color:#fff;font-size:12px}.top-edge-inner,.brand-bar,.dot-nav{width:min(100% - 32px,var(--max));margin:0 auto}.top-edge-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:#fff;padding:0 4px;cursor:pointer;font-size:12px}.site-header{position:fixed;z-index:110;top:18px;left:0;right:0;background:rgba(243,251,250,.98);backdrop-filter:blur(8px)}.brand-bar{height:54px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--border)}.brand-link{display:flex;align-items:center;gap:8px;min-height:44px}.brand-logo-slot img,.footer-logo-slot img,.menu-brand img{display:block;height:24px;max-width:130px;object-fit:contain;object-position:center}.brand-fallback{font-size:16px;font-weight:800;color:var(--title)}.brand-logo-slot:has(img)+.brand-fallback{display:none}.brand-actions{display:flex;align-items:center;gap:8px}.header-app-link,.menu-button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border-radius:10px;font-size:14px}.header-app-link{background:linear-gradient(135deg,#2BB3A6 0%,#1A8A80 52%,#0E6B63 100%);color:#fff;box-shadow:0 6px 16px 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img{width:100%;height:100%;object-fit:contain;object-position:center}.slot-160{height:160px}.slot-168{height:168px}.slot-176{height:176px}.slot-200{height:200px}.point-slot{width:240px;height:176px;border-radius:88px 88px 22px 88px}.app-slot{width:240px;height:320px}.app-slot img{object-fit:contain}.mini-icon{width:48px;height:48px;display:flex;align-items:center;justify-content:center;border-radius:12px;background:#fff;border:1px solid var(--border);overflow:hidden}.mini-icon img{width:48px;height:48px;object-fit:contain}.tag{display:inline-flex;align-items:center;min-height:28px;padding:0 10px;border-radius:999px;background:var(--deep);color:var(--ink);font-size:12px;font-weight:800}.tag-gold{background:#f4ead3;color:#654f1c}.tag-dark{background:var(--ink);color:#fff}.notice{border-left:4px solid var(--brand);padding:12px 14px;background:#fff;border-radius:0 10px 10px 0;color:var(--muted)}.list-clean{list-style:none;padding:0;margin:0}.list-clean li+li{margin-top:10px}.link-list 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var(--border);border-radius:12px}.query-step:before{counter-increment:qstep;content:counter(qstep);position:absolute;left:14px;top:14px;width:26px;height:26px;border-radius:50%;display:grid;place-items:center;background:var(--dark);color:#fff;font-size:12px;font-weight:800}.app-wrap{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}.app-art{display:grid;gap:12px;justify-items:start}.article-body{max-width:780px}.article-body h2{margin-top:30px}.article-body h3{margin-top:22px}.article-body p{margin-bottom:16px}.policy-sections{display:grid;gap:14px}.policy-sections section{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.help-index{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.help-index a{display:block;background:#fff;border:1px solid var(--border);border-radius:12px;padding:16px;min-height:106px}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.faq-item h2{font-size:16px;margin-bottom:8px}.contact-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.contact-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.about-banner{height:200px;width:100%}.about-banner img{object-fit:contain}.brand-principles{display:grid;grid-template-columns:1fr 1fr;gap:14px}.brand-principles div{padding:18px;border-radius:12px;background:var(--soft);border:1px solid var(--border)}.site-footer{background:var(--ink);color:#DCEFED;border-top:1px solid rgba(43,179,166,.3);font-size:13px}.footer-inner{width:min(100% - 32px,var(--max));margin:0 auto;padding:28px 0 72px}.footer-brand{display:flex;align-items:center;gap:9px;margin-bottom:22px}.footer-brand strong{font-size:16px;color:#fff}.footer-links{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.footer-links h2{font-size:13px;color:#fff;margin-bottom:8px}.footer-links a{display:block;color:#DCEFED;padding:3px 0}.footer-note{margin-top:20px;max-width:720px;color:#bcd7d3}.copyright{color:#92b8b2;margin-bottom:0}.page-overlay{position:fixed;inset:0;z-index:180;background:rgba(5,32,29,.48);opacity:0;pointer-events:none;transition:180ms}.page-overlay.is-visible{opacity:1;pointer-events:auto}.menu-panel{position:fixed;z-index:200;left:16px;top:28px;width:min(36vw,420px);max-height:70vh;overflow:auto;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 60px rgba(10,58,54,.22);transform:translateX(calc(-100% - 32px));visibility:hidden;pointer-events:none;transition:180ms}.menu-panel.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.menu-head{position:sticky;top:0;z-index:2;display:flex;justify-content:space-between;align-items:center;padding:14px;background:#fff;border-bottom:1px solid var(--border)}.menu-brand{display:flex;align-items:center;gap:8px}.panel-close{min-width:58px;min-height:40px;border:1px solid var(--border);background:#fff;border-radius:9px;color:var(--ink);cursor:pointer}.menu-groups{padding:8px 14px 16px}.menu-groups section+section{margin-top:14px}.menu-groups h2{font-size:13px;color:var(--muted);margin:10px 0 4px}.menu-groups a{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:10px 0;border-bottom:1px solid var(--border);color:var(--text)}.menu-groups a span{color:var(--assist);font-size:12px}.search-panel{position:fixed;z-index:205;left:0;right:0;top:72px;visibility:hidden;pointer-events:none;transform:translateY(-16px);opacity:0;transition:180ms}.search-panel.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}.search-card{width:min(100% - 32px,var(--max));margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:0 0 14px 14px;box-shadow:0 20px 50px rgba(10,58,54,.18);padding:20px}.search-head{display:flex;justify-content:space-between;align-items:center;gap:16px}.search-head h2{margin:0}.search-card p{color:var(--muted)}.search-presets{display:flex;flex-wrap:wrap;gap:10px}.search-presets a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 15px;border-radius:10px;background:var(--soft);color:var(--ink);font-weight:800}.mobile-bottom{display:none}.xun-grid{display:grid;grid-template-columns:1.05fr .95fr;gap:18px}.xun-column{display:grid;gap:14px}.xun-entry{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.suo-cut{display:grid;grid-template-columns:240px 1fr;gap:22px;align-items:start}.clue-lines{display:grid;gap:12px}.clue-line{padding:14px 16px;background:#fff;border-left:4px solid var(--brand);border-radius:0 12px 12px 0;border-top:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border)}.li-pages{display:grid;grid-template-columns:1fr 1fr;gap:18px}.li-page{background:#fff;border:1px solid var(--border);border-radius:12px;padding:20px;min-height:260px}.li-page .step{display:flex;gap:12px;margin-top:16px}.li-page .step span{flex:0 0 28px;height:28px;border-radius:50%;display:grid;place-items:center;background:var(--dark);color:#fff;font-size:12px}.ri-track{display:grid;gap:10px}.ri-track .track-item{display:grid;grid-template-columns:90px 1fr;gap:14px;padding:14px 0;border-top:1px solid var(--border)}.ri-track .track-item:first-child{border-top:0}.ce-directory{display:grid;gap:0;background:#fff;border:1px solid var(--border);border-radius:12px;padding:0 20px}.ce-entry{display:grid;grid-template-columns:150px 1fr auto;gap:18px;align-items:start;padding:20px 0;border-bottom:1px solid var(--border)}.ce-entry:last-child{border-bottom:0}.ce-entry h2{font-size:16px;margin:0}.ce-entry a{min-height:44px;display:inline-flex;align-items:center}.jing-notes{display:grid;grid-template-columns:.8fr 1.2fr;gap:20px}.jing-aside{background:var(--soft);border:1px solid var(--border);border-radius:12px;padding:18px}.wen-flow{display:grid;grid-template-columns:1fr 1fr;gap:14px}.wen-card{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px}.app-features{display:grid;grid-template-columns:1fr 1fr;gap:12px}.app-feature{padding:16px;background:#fff;border:1px solid var(--border);border-radius:12px}
@media (max-width:760px){body{padding-top:72px;padding-bottom:52px}.top-edge-inner,.brand-bar,.dot-nav,.site-main,.footer-inner{width:calc(100% - 32px)}.site-header{top:18px}.dot-nav{display:none}.site-header:after{display:none}.brand-bar{height:54px}.site-main{padding-top:24px}.header-app-link,.menu-button{padding:0 10px}.brand-logo-slot img{max-width:96px}.two-col,.three-flow,.news-duo,.page-pair,.mirror-grid,.xun-grid,.li-pages,.jing-notes,.wen-flow,.brand-principles,.contact-grid,.help-index,.app-features{grid-template-columns:1fr}.cut-row,.suo-cut,.app-wrap,.status-card{grid-template-columns:1fr}.point-slot,.app-slot{width:100%;max-width:240px}.point-slot{justify-self:start}.app-slot{height:320px}.topic-item,.ce-entry{grid-template-columns:1fr}.topic-item a,.ce-entry a{justify-self:start}.footer-links{grid-template-columns:1fr 1fr}.footer-inner{padding-bottom:88px}.menu-panel{left:0;top:18px;width:86vw;max-height:82vh;border-radius:0 14px 14px 0}.menu-groups a{grid-template-columns:1fr;gap:0}.search-panel{top:0;bottom:0;background:var(--ink);padding:18px 16px}.search-card{width:100%;height:100%;overflow:auto;margin:0;background:var(--ink);color:#fff;border-color:rgba(255,255,255,.14);border-radius:14px;box-shadow:none}.search-head h2,.search-card p{color:#fff}.search-card .panel-close{background:transparent;color:#fff;border-color:rgba(255,255,255,.25)}.search-presets a{background:#fff;color:var(--ink)}.mobile-bottom{position:fixed;z-index:150;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:#fff;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;color:var(--muted);font-size:13px}.mobile-bottom a.is-current{background:var(--dark);color:#fff;box-shadow:0 6px 16px rgba(26,138,128,.18)}.ri-track .track-item{grid-template-columns:80px 1fr}}
@media (max-width:430px){.brand-actions{gap:4px}.header-app-link,.menu-button{font-size:13px;padding:0 8px}.footer-links{grid-template-columns:1fr}.site-main{width:calc(100% - 32px)}.search-head{align-items:flex-start}.top-edge-inner{font-size:11px}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}