:root{--bg:#EEF5FB;--deep:#E3EEF7;--card:#fff;--soft:#D7E8F4;--ink:#10263A;--text:#243848;--muted:#5A7388;--sub:#7E93A6;--brand:#3B9FE0;--bright:#62B7EE;--steel:#1E6FB8;--ice:#A9D6F2;--mint:#2FA8A0;--line:rgba(30,111,184,.16);--focus:rgba(59,159,224,.38);--shadow:0 16px 40px rgba(16,38,58,.08)}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font:16px/1.75 system-ui,-apple-system,"Segoe UI","PingFang SC","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.locked{overflow:hidden}.site-top{position:fixed;inset:0 0 auto;z-index:50}.frame-line{height:18px;background:var(--steel);color:#fff;font-size:11px;line-height:18px}.top-inner{width:min(1220px,calc(100% - 32px));margin:auto}.frame-line .top-inner{display:flex;justify-content:space-between}.text-button{border:0;background:transparent;color:#fff;padding:0 8px;cursor:pointer}.window-bar{height:62px;background:rgba(255,255,255,.96);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.window-grid{height:100%;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:36px;max-width:190px;object-fit:contain}.book-button,.app-link{min-height:44px;border:1px solid var(--line);background:#fff;color:var(--steel);border-radius:10px;padding:8px 18px;display:inline-flex;align-items:center;justify-content:center}.book-button{cursor:pointer}.app-link{justify-self:end;background:linear-gradient(135deg,var(--bright),var(--brand) 48%,var(--steel));color:#fff;border:0}.tab-rail{height:40px;background:var(--ice);border-bottom:1px solid var(--line)}.tabs{height:40px;display:flex;align-items:center;gap:6px}.tabs a{height:30px;display:flex;align-items:center;padding:0 13px;border-radius:8px;color:var(--ink)}.tabs a.is-active{background:var(--brand);color:#fff}main{padding-top:120px}.shell{width:min(1220px,calc(100% - 32px));margin:auto}.section{padding:54px 0}.section.tight{padding:34px 0}.hero-media,.media-box{background:linear-gradient(145deg,#fff,var(--deep));border:1px solid var(--line);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-media{max-height:300px;min-height:220px}.media-box{min-height:200px}.media-img{width:100%;height:100%;max-height:300px;object-fit:contain;object-position:center}.app-img{max-height:420px;width:100%;object-fit:contain}.eyebrow{color:var(--steel);font-weight:700;letter-spacing:.08em}.hero-copy{padding:30px 0 8px}.hero-copy h1,.page-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.3;color:var(--ink);margin:.35em 0}.lead{font-size:17px;color:var(--muted);max-width:850px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:22px}.button{min-height:44px;padding:9px 18px;border-radius:10px;border:1px solid var(--steel);display:inline-flex;align-items:center;font-weight:700}.button.primary{background:linear-gradient(135deg,var(--bright),var(--brand) 48%,var(--steel));color:#fff;border:0}.button.secondary{background:#fff;color:var(--steel)}.sign-grid,.card-grid,.six-grid,.status-grid,.number-grid{display:grid;gap:16px}.sign-grid{grid-template-columns:repeat(3,1fr)}.card-grid{grid-template-columns:repeat(4,1fr)}.six-grid{grid-template-columns:repeat(3,1fr)}.status-grid{grid-template-columns:repeat(4,1fr)}.number-grid{grid-template-columns:repeat(5,1fr)}.card,.sign-card,.status-card,.number-card,.article-box{background:#fff;border:1px solid var(--line);border-radius:14px;box-shadow:var(--shadow)}.card,.sign-card,.status-card,.number-card{padding:18px}.sign-card .tag{display:inline-block;padding:3px 8px;border-radius:6px;background:var(--bright);color:#fff;font-size:13px}.sign-card:nth-child(even) .tag{background:var(--mint)}.card h3,.sign-card h3,.status-card h3{color:var(--ink);margin:.4em 0}.card p,.sign-card p,.status-card p{margin:0;color:var(--muted)}.card .thumb{height:200px;background:var(--deep);border-radius:10px;margin:-2px -2px 14px;display:flex;align-items:center;justify-content:center;overflow:hidden}.card .thumb img{width:100%;height:100%;object-fit:contain}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:22px}.section-head h2{margin:0;color:var(--ink);font-size:26px}.section-head p{margin:0;color:var(--muted);max-width:680px}.split{display:grid;grid-template-columns:1.05fr .95fr;gap:26px;align-items:center}.number-card .num{font-size:38px;line-height:1;color:var(--steel);font-weight:800}.number-card h3{color:var(--ink)}.page-hero{padding:48px 0 26px}.page-layout{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:24px}.article-box{padding:26px}.article-box h2{color:var(--ink);margin-top:1.5em}.article-box h2:first-child{margin-top:0}.article-box h3{color:var(--steel)}.article-box p{margin:0 0 1em}.aside-card{background:var(--deep);border:1px solid var(--line);border-radius:14px;padding:20px;position:sticky;top:138px}.aside-card a{display:block;padding:8px 0;color:var(--steel)}.list-row{display:grid;grid-template-columns:72px 1fr;gap:18px;padding:20px 0;border-bottom:1px solid var(--line)}.list-row:last-child{border-bottom:0}.list-num{font-size:34px;font-weight:800;color:var(--steel)}.faq details{background:#fff;border:1px solid var(--line);border-radius:12px;padding:14px 18px;margin:10px 0}.faq summary{cursor:pointer;font-weight:700;color:var(--ink)}.site-footer{background:var(--ink);color:#C7D8E6;padding:48px 0 90px}.footer-inner{width:min(1220px,calc(100% - 32px));margin:auto}.footer-brand{display:flex;align-items:center;gap:12px}.footer-brand div{display:flex;flex-direction:column}.footer-brand strong{color:#fff}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;margin:28px 0}.footer-grid h3{color:#fff}.footer-grid a{display:block;padding:4px 0}.footer-note{border-top:1px solid rgba(255,255,255,.12);padding-top:20px}.copyright{color:#9fb4c6}.overlay{position:fixed;inset:0;background:rgba(16,38,58,.38);z-index:60;opacity:0;transition:.2s;pointer-events:none}.overlay.is-open{opacity:1;pointer-events:auto}.book-panel,.search-panel{position:fixed;left:0;right:0;top:80px;z-index:70;visibility:hidden;pointer-events:none;transform:translateY(-10px);opacity:0;transition:.2s}.book-panel.is-open,.search-panel.is-open{visibility:visible;pointer-events:auto;transform:none;opacity:1}.book-panel{width:min(1220px,100%);margin:auto;background:#fff;border:1px solid var(--line);border-radius:0 0 16px 16px;max-height:50vh;overflow:auto;box-shadow:var(--shadow)}.panel-head{display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line)}.panel-head button{min-height:44px;border:1px solid var(--line);background:#fff;color:var(--steel);border-radius:10px;padding:8px 14px}.book-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:18px}.book-groups h3{color:var(--steel)}.book-groups a{display:block;border-top:1px solid var(--line);padding:9px 0}.book-groups b,.book-groups span{display:block}.book-groups span{font-size:13px;color:var(--muted)}.search-panel{padding:0 16px}.search-card{width:min(760px,100%);margin:auto;background:#fff;border-radius:0 0 16px 16px;box-shadow:var(--shadow)}.fake-search{margin:18px;border:1px solid var(--focus);background:var(--bg);border-radius:10px;min-height:48px;display:flex;align-items:center;padding:0 16px;color:var(--sub)}.quick-links{display:flex;flex-wrap:wrap;gap:10px;padding:0 18px 20px}.quick-links a{padding:8px 14px;border:1px solid var(--line);border-radius:9px;color:var(--steel)}.mobile-nav{display:none}.button:focus-visible,a:focus-visible,button:focus-visible{outline:3px solid var(--focus);outline-offset:2px}@media(max-width:900px){.card-grid{grid-template-columns:repeat(2,1fr)}.six-grid,.sign-grid{grid-template-columns:repeat(2,1fr)}.status-grid{grid-template-columns:repeat(2,1fr)}.number-grid{grid-template-columns:repeat(3,1fr)}.page-layout,.split{grid-template-columns:1fr}.aside-card{position:static}.book-groups{grid-template-columns:repeat(2,1fr)}}@media(max-width:680px){.top-inner{width:calc(100% - 32px)}.tab-rail{display:none}main{padding-top:80px;padding-bottom:70px}.window-grid{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-logo{max-width:132px;max-height:32px}.book-button,.app-link{padding:7px 11px}.section{padding:38px 0}.hero-media{min-height:170px}.sign-grid,.card-grid,.six-grid,.status-grid,.number-grid{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column}.book-panel,.search-panel{top:80px}.book-panel{max-height:66vh;border-radius:0}.book-groups{grid-template-columns:1fr}.search-panel{inset:80px 0 0;padding:0;background:var(--ice)}.search-card{border-radius:0;min-height:100%;width:100%}.mobile-nav{position:fixed;z-index:55;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line)}.mobile-nav a{display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-nav a.is-active{background:var(--brand);color:#fff}.site-footer{padding-bottom:90px}.list-row{grid-template-columns:52px 1fr}.list-num{font-size:28px}}