:root{--bg:#EEF5FB;--deep:#E3EEF7;--surface:#fff;--sub:#D7E8F4;--text:#243848;--title:#10263A;--muted:#5A7388;--soft:#7E93A6;--brand:#3B9FE0;--bright:#62B7EE;--steel:#1E6FB8;--ice:#A9D6F2;--mint:#2FA8A0;--border:rgba(30,111,184,.16);--border-strong:rgba(59,159,224,.38);--shadow:0 16px 40px rgba(16,38,58,.08);--max:1220px}*{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,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",sans-serif;overflow-x:hidden;padding-top:120px}body.locked{overflow:hidden}a{color:var(--steel);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid var(--bright);outline-offset:3px}.shell{width:min(calc(100% - 32px),var(--max));margin-inline:auto}.site-header{position:fixed;inset:0 0 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14px;background:linear-gradient(135deg,var(--bright),var(--brand) 48%,var(--steel));color:#fff;border-radius:10px;font-weight:700}.app-link:hover{text-decoration:none}.tabrail{height:40px;background:#eaf4fb;border-bottom:1px solid var(--border)}.tabrail-inner{display:flex;align-items:center;height:100%;gap:8px}.tabrail a{display:inline-flex;align-items:center;height:30px;padding:0 12px;color:var(--title);border-radius:8px}.tabrail a.active{background:var(--brand);color:#fff;text-decoration:none}main{min-height:55vh}.eyebrow{margin:0 0 8px;color:var(--steel);font-weight:800;letter-spacing:.05em}h1,h2,h3{color:var(--title);line-height:1.25}h1{font-size:clamp(28px,4vw,32px);margin:0 0 16px}h2{font-size:clamp(21px,3vw,26px)}p{margin:0 0 1em}.home-cover{padding:28px 0 44px}.banner-slot{min-height:220px;max-height:300px;background:linear-gradient(135deg,#fff,#dff0fb);border:1px solid var(--border);border-radius:16px;display:grid;place-items:center;overflow:hidden}.banner-image{width:100%;max-height:300px;object-fit:contain;object-position:center}.banner-fallback{height:260px;width:100%;display:grid;place-items:center;font-size:36px;color:var(--steel)}.cover-copy{max-width:840px;padding:28px 0 0}.cover-copy>p{font-size:17px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:20px}.btn{min-height:44px;display:inline-flex;align-items:center;padding:0 20px;border-radius:10px;font-weight:800}.btn:hover{text-decoration:none}.btn.primary{background:linear-gradient(135deg,var(--bright),var(--brand) 48%,var(--steel));color:#fff}.btn.secondary{background:#fff;color:var(--steel);border:1px solid var(--border-strong)}.tag-board{display:grid;gap:12px;padding-bottom:48px}.tag-row{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.tag-row a{background:#fff;border:1px solid var(--border);border-left:5px solid var(--bright);border-radius:12px;padding:16px;color:var(--title);font-weight:800;min-height:86px}.tag-row:nth-child(2) a{border-left-color:var(--mint)}.tag-row small{display:block;color:var(--muted);font-weight:500;margin-top:4px}.home-section{padding:54px 0;background:var(--deep);margin-top:20px}.split-block,.feature-card,.heat-block,.app-service{display:grid;grid-template-columns:1fr 1fr;gap:36px;align-items:center}.reverse>div:first-child{order:1}.image-slot,.card-image,.wide-image{background:#f8fbfe;border:1px solid var(--border);border-radius:14px;display:grid;place-items:center;min-height:220px;overflow:hidden}.content-image{width:100%;height:100%;max-height:240px;object-fit:contain;object-position:center}.number-list{list-style:none;padding:0;margin:18px 0 0;display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.number-list a{display:flex;align-items:center;gap:10px;background:#fff;border:1px solid var(--border);border-radius:10px;padding:10px}.number-list b,.heat-list b{font-size:24px;color:var(--steel)}.four-cards{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;padding:54px 0}.four-cards article,.content-card,.status-grid article,.triple-info article,.faq-item{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:var(--shadow)}.four-cards article{padding:14px}.four-cards .card-image{height:200px}.four-cards p{color:var(--muted)}.feature-card{background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px;box-shadow:var(--shadow)}.feature-card>div:first-child{min-height:220px;display:grid;place-items:center}.topic-grid{padding:56px 0;display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.section-head{grid-column:1/-1;margin-bottom:8px}.topic-grid>a{background:#fff;border:1px solid var(--border);border-radius:12px;padding:18px;color:var(--title);font-weight:800}.topic-grid small{display:block;color:var(--muted);font-weight:500}.wide-image{grid-column:1/-1;margin-top:8px}.heat-block{padding:56px 0}.heat-list{display:grid;gap:8px}.heat-list a{display:flex;gap:14px;align-items:center;background:#fff;border:1px solid var(--border);border-radius:10px;padding:10px 14px;color:var(--title);font-weight:700}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status-grid article{padding:18px}.home-section .wide-image{margin-top:18px}.app-service{padding:64px 0}.app-visual{min-height:380px;display:grid;place-items:center;background:#fff;border:1px solid var(--border);border-radius:16px}.app-image{max-height:420px;max-width:100%;object-fit:contain}.app-title{display:flex;align-items:center;gap:14px}.app-icon{width:64px;height:64px;object-fit:contain}.triple-info{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.triple-info article{padding:22px}.page-hero{padding:48px 0 28px;background:linear-gradient(180deg,#e9f5fc,var(--bg))}.hero-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:36px;align-items:center}.hero-grid>div:first-child>p:last-child{font-size:17px;color:var(--muted)}.narrow{max-width:850px}.content-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:16px;padding:26px 0 44px}.content-card{padding:22px}.content-card p{color:var(--muted)}.page-links{display:flex;gap:12px;padding:0 0 54px}.page-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 16px;border:1px solid var(--border-strong);background:#fff;border-radius:10px}.faq-list{display:grid;gap:14px;padding:28px 0 56px}.faq-item{padding:22px}.site-footer{background:var(--title);color:#c7d8e6;padding:42px 0 calc(24px + env(safe-area-inset-bottom))}.footer-head{display:flex;justify-content:space-between;gap:30px;align-items:flex-start;border-bottom:1px solid rgba(255,255,255,.12);padding-bottom:24px}.footer-brand{display:flex;gap:12px;align-items:center}.footer-brand strong,.footer-brand span{display:block}.footer-brand strong{color:#fff}.footer-head p{max-width:700px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:24px;padding:28px 0}.footer-grid h2{font-size:16px;color:#fff}.footer-grid a{display:block;color:#c7d8e6;margin:6px 0}.copyright{font-size:14px;color:#9fb4c6}.overlay{position:fixed;inset:0;background:rgba(16,38,58,.36);z-index:70;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.open{opacity:1;visibility:visible;pointer-events:auto}.menu-panel,.search-panel{position:fixed;left:0;right:0;top:80px;z-index:80;visibility:hidden;pointer-events:none;transform:translateY(-8px);opacity:0;transition:.2s}.menu-panel.open,.search-panel.open{visibility:visible;pointer-events:auto;transform:none;opacity:1}.panel-card,.search-card{background:#fff;border:1px solid var(--border);border-radius:0 0 16px 16px;box-shadow:var(--shadow);max-height:50vh;overflow:auto}.panel-title{display:flex;justify-content:space-between;gap:20px;align-items:center;padding:18px 20px;border-bottom:1px solid var(--border)}.panel-title button{min-height:44px;padding:0 14px;border:1px solid var(--border-strong);background:#fff;color:var(--steel);border-radius:10px;cursor:pointer}.mini-brand{display:flex;align-items:center;gap:10px}.menu-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px;padding:20px}.menu-groups h2{font-size:16px}.menu-groups a{display:block;background:#f6fbfe;border-radius:10px;padding:10px;margin-bottom:8px;color:var(--title);font-weight:700}.menu-groups small{display:block;color:var(--muted);font-weight:400}.search-card{padding-bottom:20px}.search-look{margin:20px;padding:15px;border:1px solid var(--border-strong);background:#f7fbfe;border-radius:10px;color:var(--muted);display:flex;gap:10px}.preset-links{display:flex;flex-wrap:wrap;gap:10px;padding:0 20px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 16px;border-radius:10px;background:#eaf6fd;border:1px solid var(--border);color:var(--title)}.mobile-nav{display:none}
@media(max-width:820px){body{padding-top:80px;padding-bottom:calc(50px + env(safe-area-inset-bottom))}.tabrail{display:none}.facebar-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:8px}.brand{min-width:0}.brand span{display:none}.brand-logo{max-width:130px}.menu-button{min-width:68px}.app-link{padding:0 10px;white-space:nowrap}.split-block,.feature-card,.heat-block,.app-service,.hero-grid{grid-template-columns:1fr}.reverse>div:first-child{order:0}.tag-row,.four-cards,.status-grid,.triple-info,.content-grid{grid-template-columns:1fr 1fr}.topic-grid{grid-template-columns:1fr 1fr}.menu-panel,.search-panel{top:80px}.menu-panel .panel-card{width:100%;max-height:66vh;border-radius:0}.menu-groups{grid-template-columns:1fr 1fr}.search-panel{inset:0;top:0;background:#dff0fb;padding-top:18px}.search-panel .search-card{width:calc(100% - 24px);max-height:calc(100vh - 36px);border-radius:16px}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:60;background:#fff;border-top:1px solid var(--border);padding-bottom:env(safe-area-inset-bottom)}.mobile-nav a{height:50px;display:grid;place-items:center;color:var(--title);font-size:13px}.mobile-nav a.active{background:var(--brand);color:#fff}.site-footer{padding-bottom:calc(84px + env(safe-area-inset-bottom))}.footer-head{display:block}.footer-grid{grid-template-columns:1fr 1fr}.home-section{padding:40px 0}.four-cards{padding:40px 0}.app-visual{min-height:300px}.panel-card,.search-card{max-height:66vh}}
@media(max-width:560px){.shell{width:min(calc(100% - 32px),var(--max))}.tag-row,.four-cards,.status-grid,.triple-info,.content-grid,.topic-grid{grid-template-columns:1fr}.number-list{grid-template-columns:1fr 1fr}.menu-groups{grid-template-columns:1fr}.banner-slot{min-height:180px}.cover-copy{padding-top:22px}.footer-grid{grid-template-columns:1fr 1fr}.brand-logo{max-width:112px}.facebar-inner{gap:6px}.menu-button{min-width:60px}.app-link{font-size:14px;padding:0 8px}.topline{font-size:10px}.hero-grid{gap:20px}}