:root{--bg:#fff;--deep-bg:#f5f7fa;--panel:#fff;--soft:#eef1f6;--title:#0a1628;--text:#1e2a3a;--muted:#4a5568;--aux:#718096;--blue:#0033a0;--bright:#0052cc;--deep:#002066;--line:rgba(0,51,160,.14);--shadow:0 12px 36px rgba(0,33,102,.08);--radius:14px;--top:124px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}a{color:var(--deep);text-decoration:none}a:hover{color:var(--bright)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(0,82,204,.28);outline-offset:2px}button,input{font:inherit}.wrap{width:min(1220px,calc(100% - 32px));margin:0 auto}.skip-link{position:fixed;left:16px;top:-60px;z-index:5000;background:#fff;color:var(--deep);padding:10px 14px;border-radius:8px;box-shadow:var(--shadow)}.skip-link:focus{top:8px}
.top-shell{position:fixed;inset:0 0 auto 0;z-index:1000}.imprint-line{height:20px;background:var(--deep);color:#fff;font-size:12px}.imprint-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.top-search{height:20px;min-width:52px;border:0;background:transparent;color:#fff;cursor:pointer;padding:0 4px}.counter-bar{height:62px;background:#fff;border-bottom:1px solid var(--line)}.counter-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:150px;width:auto;height:auto;object-fit:contain}.brand-fallback{font-weight:800;font-size:24px;letter-spacing:.05em;color:var(--deep)}.drawer-toggle,.app-link{min-height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center}.drawer-toggle{justify-self:center;border:1px solid var(--line);background:#fff;color:var(--deep);padding:0 18px;cursor:pointer;font-weight:700}.app-link{justify-self:end;background:linear-gradient(135deg,#0052cc 0%,#0033a0 50%,#002066 100%);color:#fff;padding:0 18px;font-weight:700}.app-link:hover{color:#fff;filter:brightness(1.05)}.tag-strip{height:42px;background:var(--soft);border-bottom:1px solid var(--line)}.tag-inner{height:42px;display:flex;align-items:center;gap:8px;overflow:hidden}.tag-link{display:inline-flex;align-items:center;min-height:30px;padding:3px 10px;border-radius:7px;color:var(--muted);white-space:nowrap}.tag-link.is-current{background:var(--blue);color:#fff}.site-main{padding-top:calc(var(--top) + 28px)}
.hero,.page-hero{padding:26px 0 30px}.hero-media,.media-slot{background:var(--deep-bg);border:1px solid var(--line);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-media{max-height:300px;min-height:180px}.hero-media img{width:100%;max-height:300px;object-fit:contain;object-position:center}.hero-placeholder{min-height:220px;display:grid;place-items:center;color:var(--deep);font-size:32px;font-weight:800}.eyebrow{font-size:14px;color:var(--blue);font-weight:800;letter-spacing:.06em;margin:18px 0 4px}.hero h1,.page-hero h1{font-size:clamp(28px,4vw,32px);line-height:1.3;margin:0;color:var(--title)}.lead{max-width:860px;color:var(--muted);font-size:17px;margin:14px 0 0}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{min-height:44px;padding:9px 16px;border-radius:10px;border:1px solid var(--blue);display:inline-flex;align-items:center;justify-content:center;font-weight:700}.btn-primary{background:linear-gradient(135deg,#0052cc 0%,#0033a0 50%,#002066 100%);color:#fff}.btn-primary:hover{color:#fff}.btn-secondary{background:#fff;color:var(--blue)}
.section{padding:34px 0}.section.alt{background:var(--deep-bg)}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:24px;margin-bottom:18px}.section h2{font-size:24px;line-height:1.35;margin:0;color:var(--title)}.section h3{color:var(--title);line-height:1.4}.section-intro{color:var(--muted);max-width:760px;margin:6px 0 0}.grid{display:grid;gap:18px}.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))}.grid-6{grid-template-columns:repeat(3,minmax(0,1fr))}.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}.card h3{margin:0 0 8px;font-size:19px}.card p{margin:0;color:var(--muted)}.card-link{display:inline-flex;margin-top:14px;min-height:44px;align-items:center;font-weight:700;color:var(--blue)}.accent-card{border-top:5px solid var(--bright)}.accent-card:nth-child(even){border-top-color:var(--deep)}.image-card{padding:0;overflow:hidden}.image-card .imgbox{height:210px;background:var(--deep-bg);display:flex;align-items:center;justify-content:center;border-bottom:1px solid var(--line)}.image-card img,.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.image-card .body{padding:20px}.split{display:grid;grid-template-columns:minmax(0,1.05fr) minmax(0,.95fr);gap:24px;align-items:center}.split .media-slot{min-height:220px;max-height:300px}.split.app-split{grid-template-columns:minmax(0,1fr) minmax(240px,.55fr)}.app-split .media-slot{max-height:420px}.number-list{display:grid;gap:10px}.number-item{display:grid;grid-template-columns:64px 1fr;gap:14px;align-items:start;border-top:1px solid var(--line);padding:15px 0}.number-item:first-child{border-top:0}.num{font-size:30px;line-height:1;color:var(--blue);font-weight:800}.number-item h3{margin:0 0 4px}.number-item p{margin:0;color:var(--muted)}.rack-list{border:1px solid var(--line);border-radius:var(--radius);overflow:hidden;background:#fff}.rack-row{display:grid;grid-template-columns:90px 1fr auto;gap:18px;align-items:center;padding:17px 18px;border-top:1px solid var(--line)}.rack-row:first-child{border-top:0}.rack-row strong{color:var(--title)}.rack-row span{color:var(--muted)}.rack-row a{min-height:44px;display:inline-flex;align-items:center;font-weight:700}.timeline{position:relative;margin-left:12px;padding-left:30px}.timeline:before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;background:var(--line)}.time-item{position:relative;padding:0 0 28px}.time-item:before{content:"";position:absolute;left:-30px;top:7px;width:16px;height:16px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 6px #eef1f6}.status{display:inline-flex;align-items:center;min-height:28px;padding:2px 9px;background:var(--soft);color:var(--deep);border-radius:7px;font-size:13px;font-weight:700}.prose{max-width:900px}.prose p{margin:0 0 1.1em}.prose h2{margin:1.7em 0 .6em}.prose h3{margin:1.4em 0 .5em}.quote{border-left:4px solid var(--blue);background:var(--deep-bg);padding:16px 18px;border-radius:0 12px 12px 0;color:var(--muted)}.editor-note{font-weight:700;color:var(--blue);margin-bottom:6px}.faq{display:grid;gap:14px}.faq article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}.faq h2{font-size:19px;margin:0 0 8px}.faq p{margin:0;color:var(--muted)}.term-list{display:grid;gap:16px}.term-list article{border-top:1px solid var(--line);padding-top:16px}.term-list article:first-child{border-top:0}.topic-grid .card{min-height:160px}.mini-tag{display:inline-block;background:var(--blue);color:#fff;padding:3px 8px;border-radius:6px;font-size:12px;font-weight:700;margin-bottom:10px}.muted{color:var(--muted)}
.site-footer{background:#0a1628;color:#a0aec0;margin-top:40px;padding:42px 0 calc(36px + env(safe-area-inset-bottom))}.footer-brand{display:flex;align-items:center;gap:14px;margin-bottom:24px}.footer-logo{max-height:34px;max-width:140px;object-fit:contain}.footer-brand strong{color:#fff}.footer-brand p{margin:0}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.footer-grid h2{font-size:15px;color:#fff;margin:0 0 10px}.footer-grid a{display:block;color:#a0aec0;min-height:34px}.footer-grid a:hover{color:#fff}.footer-notice{border-top:1px solid rgba(255,255,255,.12);padding-top:22px;margin-top:26px}.copyright{margin-bottom:0;font-size:14px}.page-mask{position:fixed;inset:0;background:rgba(10,22,40,.45);z-index:1800;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.page-mask.is-active{opacity:1;visibility:visible;pointer-events:auto}.drawer{position:fixed;z-index:2000;left:0;top:0;bottom:0;width:350px;max-width:84vw;background:#fff;transform:translateX(-102%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s;overflow:auto;box-shadow:var(--shadow)}.drawer-active .drawer{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:#fff;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;padding:14px 16px;z-index:2}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{max-height:30px;max-width:120px;object-fit:contain}.close-btn{min-height:44px;border:1px solid var(--line);background:#fff;color:var(--deep);border-radius:9px;padding:0 12px;cursor:pointer}.drawer-groups{padding:14px}.drawer-groups section{background:var(--deep-bg);border:1px solid var(--line);border-radius:12px;padding:12px;margin-bottom:12px}.drawer-groups h2{font-size:14px;color:var(--blue);margin:0 0 7px}.drawer-groups a{display:block;padding:9px 8px;border-top:1px solid var(--line)}.drawer-groups a:first-of-type{border-top:0}.drawer-groups b{display:block;color:var(--title)}.drawer-groups span{display:block;font-size:13px;color:var(--muted);line-height:1.5;margin-top:2px}.search-layer{position:fixed;z-index:2100;left:0;right:0;top:82px;visibility:hidden;pointer-events:none;transform:translateY(-18px);opacity:0;transition:.2s}.search-active .search-layer{visibility:visible;pointer-events:auto;transform:none;opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);border-radius:0 0 14px 14px;padding:18px}.search-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:12px}.search-card label{display:block;color:var(--title);font-weight:700;margin-bottom:7px}.search-card input{width:100%;min-height:46px;border:1px solid var(--line);border-radius:10px;padding:9px 12px;color:var(--text);background:#fff}.search-card p{font-size:13px;color:var(--aux)}.search-presets{display:flex;gap:8px;flex-wrap:wrap}.search-presets a{display:inline-flex;align-items:center;min-height:40px;padding:5px 11px;border:1px solid var(--line);border-radius:8px}.modal-open{overflow:hidden}.mobile-bottom{display:none}
@media(max-width:900px){.grid-4{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-3,.grid-6{grid-template-columns:repeat(2,minmax(0,1fr))}.split,.split.app-split{grid-template-columns:1fr}.app-split .media-slot{max-height:360px}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:680px){:root{--top:82px}.tag-strip{display:none}.site-main{padding-top:calc(var(--top) + 16px);padding-bottom:62px}.counter-inner{grid-template-columns:1fr auto 1fr;gap:8px}.brand-logo{max-width:104px;max-height:32px}.brand-fallback{font-size:21px}.drawer-toggle{padding:0 10px;font-size:14px}.app-link{padding:0 10px;font-size:14px}.hero,.page-hero{padding-top:18px}.hero-media{min-height:150px}.hero-placeholder{min-height:180px;font-size:28px}.section{padding:28px 0}.section-head{display:block}.grid-2,.grid-3,.grid-4,.grid-6{grid-template-columns:1fr}.image-card .imgbox{height:200px}.rack-row{grid-template-columns:64px 1fr}.rack-row a{grid-column:2}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.site-footer{padding-bottom:calc(82px + env(safe-area-inset-bottom))}.mobile-bottom{position:fixed;z-index:900;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(5,1fr)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--muted);font-size:13px;min-height:50px}.mobile-bottom a.is-current{background:var(--blue);color:#fff}.search-layer{top:82px}.search-card{width:calc(100% - 20px);background:var(--deep-bg);border-radius:0 0 12px 12px}.drawer{width:84vw}.number-item{grid-template-columns:54px 1fr}.num{font-size:27px}}
@media(max-width:420px){.wrap{width:calc(100% - 32px)}.counter-inner{gap:5px}.drawer-toggle,.app-link{font-size:13px;padding:0 8px}.brand-logo{max-width:86px}.footer-grid{grid-template-columns:1fr 1fr}.card{padding:17px}.hero h1,.page-hero h1{font-size:28px}}
.app-icon-badge{display:inline-flex;align-items:center;gap:10px;margin:12px 0 2px;color:var(--deep);font-weight:800}.app-icon-badge img{width:56px;height:56px;object-fit:contain;object-position:center;border:1px solid var(--line);border-radius:12px;background:#fff}