:root{--bg:#EEF5FB;--deep:#E3EEF7;--paper:#fff;--sub:#D7E8F4;--title:#10263A;--text:#243848;--muted:#5A7388;--soft:#7E93A6;--blue:#3B9FE0;--bright:#62B7EE;--steel:#1E6FB8;--ice:#A9D6F2;--mint:#2FA8A0;--line:rgba(30,111,184,.16);--line2: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/1.78 system-ui,-apple-system,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(1220px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:50}.frame-line{height:18px;background:var(--steel);color:#fff;font-size:11px}.frame-line-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.top-search{height:18px;padding:0 8px;border:0;background:transparent;color:#fff;cursor:pointer}.face-bar{height:62px;background:rgba(255,255,255,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}.face-bar-inner{height:62px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:16px}.brand-link{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo{display:block;max-height:36px;max-width:220px;object-fit:contain}.brand-fallback{font-weight:800;color:var(--title);font-size:20px}.book-button,.app-link{min-height:44px;border:1px solid var(--line2);border-radius:10px;background:#fff;color:var(--steel);display:inline-flex;align-items:center;justify-content:center;padding:0 18px;cursor:pointer}.book-button{justify-self:center}.app-link{justify-self:end;background:linear-gradient(135deg,#62B7EE 0%,#3B9FE0 48%,#1E6FB8 100%);color:#fff;border-color:transparent}.tab-track{height:40px;background:var(--deep);border-bottom:1px solid var(--line)}.tab-track-inner{height:40px;display:flex;align-items:center;gap:7px}.tab-track a{height:30px;display:flex;align-items:center;padding:0 12px;border-radius:8px;color:var(--title);font-size:14px}.tab-track a.active{background:var(--blue);color:#fff}.site-main{padding-top:138px;min-height:70vh}.hero,.page-hero{padding:22px 0 14px}.media-slot{background:linear-gradient(180deg,#fff,#E8F4FC);border:1px solid var(--line);border-radius:16px;box-shadow:var(--shadow);display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.hero-media{width:100%;max-height:300px;aspect-ratio:16/7}.hero-media img{max-height:300px}.fallback-art{width:100%;min-height:210px;display:flex;align-items:center;justify-content:center;background:linear-gradient(135deg,#EAF6FD,#D9ECF8);color:var(--steel);font-weight:800;font-size:26px}.eyebrow{display:inline-flex;margin-top:18px;color:var(--steel);font-weight:700;letter-spacing:.04em}.hero h1,.page-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.3;margin:8px 0 10px;color:var(--title)}.lead{max-width:860px;color:var(--muted);margin:0 0 18px}.actions{display:flex;flex-wrap:wrap;gap:10px}.btn{min-height:44px;padding:9px 18px;border-radius:10px;border:1px solid var(--line2);display:inline-flex;align-items:center;justify-content:center;font-weight:700}.btn.primary{background:linear-gradient(135deg,#62B7EE 0%,#3B9FE0 48%,#1E6FB8 100%);color:#fff;border-color:transparent}.btn.secondary{background:#fff;color:var(--steel)}section.block{padding:30px 0}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:16px}.section-head h2{font-size:24px;line-height:1.35;color:var(--title);margin:0}.section-head p{margin:0;max-width:680px;color:var(--muted)}.grid{display:grid;gap:16px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3{grid-template-columns:repeat(3,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.card{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:20px;box-shadow:0 8px 24px rgba(16,38,58,.05)}.card h3{margin:0 0 8px;color:var(--title);font-size:18px}.card p{margin:0;color:var(--muted)}.card a.more,.text-link{display:inline-flex;margin-top:12px;color:var(--steel);font-weight:700}.tag-card{position:relative;padding-left:54px}.tag-card:before{content:"";position:absolute;left:18px;top:22px;width:20px;height:20px;border-radius:6px;background:var(--bright)}.tag-card:nth-child(even):before{background:var(--mint)}.feature-media{height:220px;margin-bottom:14px}.feature-media img{max-height:220px}.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:22px;align-items:center}.split.reverse{grid-template-columns:minmax(0,.95fr) minmax(0,1.05fr)}.number-list{display:grid;gap:10px}.number-item{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:start;padding:16px 0;border-top:1px solid var(--line)}.number-item:first-child{border-top:0}.num{font-size:28px;font-weight:900;color:var(--steel);line-height:1}.number-item h3{margin:0 0 5px;color:var(--title)}.number-item p{margin:0;color:var(--muted)}.status-card{border-top:4px solid var(--blue)}.status-card strong{display:inline-block;margin-bottom:7px;color:var(--steel)}.article{background:#fff;border:1px solid var(--line);border-radius:16px;padding:clamp(20px,4vw,38px);box-shadow:var(--shadow)}.article h2{color:var(--title);margin:28px 0 8px;font-size:22px}.article h2:first-child{margin-top:0}.article h3{color:var(--title)}.article p{margin:0 0 14px}.article ul{padding-left:20px}.article li{margin:7px 0}.note{padding:14px 16px;background:#EAF6FD;border-left:4px solid var(--blue);border-radius:10px;color:var(--text)}.mini-label{display:inline-block;padding:3px 8px;border-radius:7px;background:#DFF2F0;color:#176E69;font-size:13px;font-weight:700}.rack-list{display:grid;gap:12px}.rack-row{display:grid;grid-template-columns:120px 1fr auto;gap:18px;align-items:center;padding:16px;background:#fff;border:1px solid var(--line);border-radius:12px}.rack-row .label{font-weight:800;color:var(--steel)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px}.faq-item h2,.faq-item h3{font-size:18px;margin:0 0 8px;color:var(--title)}.faq-item p{margin:0;color:var(--text)}.site-footer{margin-top:48px;background:#10263A;color:#C7D8E6;padding:38px 0 calc(24px + env(safe-area-inset-bottom))}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:24px}.site-footer h2{font-size:15px;color:#fff;margin:0 0 10px}.site-footer a{display:block;padding:4px 0;color:#C7D8E6}.footer-brand strong{display:block;color:#fff;font-size:18px}.footer-brand>span{font-size:12px}.footer-brand p{font-size:13px;max-width:360px}.footer-logo{height:32px;max-width:200px;object-fit:contain;margin-bottom:10px;filter:brightness(0) invert(1)}.footer-bottom{border-top:1px solid rgba(255,255,255,.12);margin-top:26px;padding-top:18px;font-size:13px}.overlay{position:fixed;inset:0;background:rgba(16,38,58,.35);z-index:70;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.overlay.open{visibility:visible;opacity:1;pointer-events:auto}.book-panel,.search-panel{position:fixed;left:0;right:0;top:80px;z-index:80;visibility:hidden;opacity:0;pointer-events:none;transform:translateY(-8px);transition:.2s}.book-panel.open,.search-panel.open{visibility:visible;opacity:1;pointer-events:auto;transform:none}.book-panel-inner,.search-card{background:#fff;border:1px solid var(--line2);box-shadow:var(--shadow);border-radius:0 0 16px 16px;max-height:50vh;overflow:auto}.book-head,.search-head{position:sticky;top:0;background:#fff;display:flex;justify-content:space-between;align-items:center;padding:14px 18px;border-bottom:1px solid var(--line);z-index:2}.book-brand{display:flex;align-items:center;gap:10px}.book-brand img{height:30px;max-width:170px;object-fit:contain}.book-brand span{display:flex;flex-direction:column}.book-brand small{color:var(--muted);font-size:11px}.book-head button,.search-head button{min-height:44px;border:1px solid var(--line2);background:#fff;color:var(--steel);border-radius:9px;padding:0 14px}.book-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:18px}.book-groups h2{font-size:14px;color:var(--steel);margin:0 0 7px}.book-groups a{display:block;padding:9px 0;border-top:1px solid var(--line)}.book-groups strong{display:block;color:var(--title)}.book-groups span{display:block;color:var(--muted);font-size:12px;line-height:1.55}.search-card{padding-bottom:18px}.search-box{margin:18px;border:1px solid var(--line2);background:var(--bg);border-radius:12px;min-height:52px;display:flex;align-items:center;padding:0 16px;color:var(--muted)}.search-links{display:flex;flex-wrap:wrap;gap:8px;padding:0 18px}.search-links a{min-height:44px;display:flex;align-items:center;padding:0 14px;border:1px solid var(--line);border-radius:9px;color:var(--steel)}.layer-open{overflow:hidden}.mobile-bottom{display:none}.muted{color:var(--muted)}.center{text-align:center}.icon-app{width:72px;height:72px;object-fit:contain}.app-visual{max-height:420px;width:100%;object-fit:contain}.pill-row{display:flex;flex-wrap:wrap;gap:8px}.pill-row span{background:#fff;border:1px solid var(--line);border-radius:8px;padding:7px 10px;color:var(--steel);font-size:14px}
a:hover{color:var(--steel)}.btn.primary:hover,.app-link:hover{filter:brightness(.96);color:#fff}a:focus-visible,button:focus-visible{outline:3px solid rgba(59,159,224,.45);outline-offset:2px}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,1fr)}.grid-3{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.footer-brand{grid-column:1/-1}.book-groups{grid-template-columns:repeat(2,1fr)}.split,.split.reverse{grid-template-columns:1fr}.rack-row{grid-template-columns:100px 1fr}.rack-row .text-link{grid-column:2}}
@media(max-width:680px){body{padding-bottom:calc(50px + env(safe-area-inset-bottom))}.shell{width:calc(100% - 32px)}.tab-track{display:none}.site-main{padding-top:96px}.frame-line{height:18px}.face-bar{height:62px}.face-bar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand-logo{max-height:30px;max-width:145px}.brand-fallback{font-size:17px}.book-button,.app-link{padding:0 11px;min-width:58px}.grid-2,.grid-3,.grid-4{grid-template-columns:1fr}.hero,.page-hero{padding-top:16px}.hero-media{aspect-ratio:3/2}.feature-media{height:200px}.section-head{align-items:flex-start;flex-direction:column;gap:6px}.number-item{grid-template-columns:52px 1fr}.footer-grid{grid-template-columns:repeat(2,1fr);padding-bottom:20px}.footer-brand{grid-column:1/-1}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:60;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:#fff;border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(16,38,58,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:13px;min-height:50px}.mobile-bottom a.active{background:var(--blue);color:#fff}.book-panel,.search-panel{top:80px}.book-panel-inner{width:100%;max-height:66vh;border-radius:0}.book-groups{grid-template-columns:1fr 1fr;padding:14px;gap:14px}.search-panel{top:18px;bottom:0;background:var(--deep)}.search-card{width:100%;height:100%;max-height:none;border:0;border-radius:0;background:var(--deep);padding-top:62px}.search-head{background:var(--deep)}.search-box{background:#fff}.rack-row{grid-template-columns:1fr}.rack-row .text-link{grid-column:auto}.site-footer{padding-bottom:calc(86px + env(safe-area-inset-bottom))}}