:root{--bg:#F3F6F9;--white:#fff;--sub:#E8EEF5;--title:#0B1220;--text:#1E293B;--muted:#475569;--soft:#64748B;--blue:#2563EB;--bright:#60A5FA;--deep:#1D4ED8;--lime:#65A30D;--slate:#334155;--line:rgba(37,99,235,.16);--shadow:0 14px 36px rgba(11,18,32,.08);--radius:14px;--max:1180px}
*{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}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.wrap{width:min(var(--max),calc(100% - 32px));margin:auto}.site-top{position:fixed;z-index:50;top:0;left:0;right:0}.signal-line{height:18px;background:var(--slate);color:#fff;font-size:11px}.signal-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.text-btn{border:0;background:transparent;color:#fff;padding:0 6px;min-height:18px}.machine-bar{height:62px;background:#fff;border-bottom:1px solid var(--line)}.machine-inner{height:62px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center;gap:12px}.brand{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo,.footer-logo{height:30px;max-width:160px;object-fit:contain}.brand-text{font-size:22px;font-weight:900;color:var(--title);letter-spacing:.03em}.machine-trigger,.app-link{min-height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:800}.machine-trigger{border:1px solid var(--line);background:var(--sub);color:var(--title);padding:0 20px}.app-link{justify-self:end;background:linear-gradient(135deg,var(--bright),var(--blue) 52%,var(--deep));color:#fff;padding:0 18px}.key-tabs{height:40px;background:#F8FAFC;border-bottom:1px solid var(--line)}.key-tabs-inner{height:40px;display:flex;align-items:center;gap:6px}.key-tabs a{padding:5px 14px;border-radius:7px;color:var(--slate);font-weight:750}.key-tabs a.active{background:var(--blue);color:#fff}.page-main{padding-top:138px;min-height:70vh}.section{padding:34px 0}.section.tight{padding:22px 0}.panel,.card{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.panel{padding:clamp(20px,4vw,38px)}.hero-slot,.media-slot{background:#EEF2F7;border:1px solid var(--line);border-radius:16px;display:flex;align-items:center;justify-content:center;overflow:hidden}.hero-slot{min-height:180px;max-height:300px}.hero-slot img{width:100%;height:min(300px,42vw);max-height:300px;object-fit:contain;object-position:center}.hero-copy{padding-top:26px;max-width:860px}.eyebrow{font-weight:900;color:var(--blue);letter-spacing:.08em}.hero-copy h1,.page-head h1{font-size:clamp(28px,4vw,32px);line-height:1.22;margin:8px 0 12px;color:var(--title)}h2{color:var(--title);line-height:1.35}h3{color:var(--title);line-height:1.4}.lead{font-size:17px;color:var(--muted);max-width:900px}.actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:10px;padding:0 18px;font-weight:850}.btn.primary{background:linear-gradient(135deg,var(--bright),var(--blue) 52%,var(--deep));color:#fff}.btn.secondary{background:#fff;border:1px solid var(--blue);color:var(--blue)}.grid-2,.grid-4,.feature-grid,.service-grid{display:grid;gap:18px}.grid-2{grid-template-columns:repeat(2,minmax(0,1fr))}.grid-4{grid-template-columns:repeat(4,minmax(0,1fr))}.feature-grid{grid-template-columns:repeat(4,minmax(0,1fr))}.service-grid{grid-template-columns:repeat(3,minmax(0,1fr))}.key-card{background:#fff;border:1px solid var(--line);border-radius:13px;padding:18px;min-height:136px}.dot{width:9px;height:9px;border-radius:50%;background:var(--blue);display:inline-block;margin-right:7px}.dot.lime{background:var(--lime)}.key-card h3{margin:8px 0 6px;font-size:18px}.key-card p{margin:0;color:var(--muted);font-size:14px}.key-card a{color:var(--blue);font-weight:800;display:inline-block;margin-top:8px}.media-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.media-card .media-slot{height:205px;border:0;border-bottom:1px solid var(--line);border-radius:0}.media-card img,.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-copy{padding:18px}.media-copy h3{margin:0 0 8px}.media-copy p{color:var(--muted);margin:0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:20px;margin-bottom:18px}.section-head h2{margin:0;font-size:25px}.section-head p{margin:0;color:var(--soft);max-width:620px}.number-list{display:grid;gap:12px}.number-row{display:grid;grid-template-columns:70px 1fr auto;gap:18px;align-items:center;background:#fff;border:1px solid var(--line);border-radius:12px;padding:15px 18px}.num{font-size:26px;font-weight:950;color:var(--blue)}.number-row p{margin:2px 0;color:var(--muted)}.number-row a{color:var(--blue);font-weight:850}.file-list{display:grid;gap:10px}.file-row{background:#fff;border:1px solid var(--line);border-radius:12px;padding:17px 19px;display:grid;grid-template-columns:minmax(150px,.7fr) 1.4fr auto;gap:18px;align-items:center}.file-row strong{color:var(--title)}.file-row span{color:var(--muted)}.file-row a{color:var(--blue);font-weight:850}.big-number-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}.big-number{background:#fff;border:1px solid var(--line);border-radius:14px;padding:22px}.big-number b{display:block;color:var(--blue);font-size:38px;line-height:1}.big-number h3{margin:10px 0 5px}.big-number p{color:var(--muted);margin:0;font-size:14px}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.status{background:#fff;border-top:4px solid var(--blue);border-radius:12px;padding:20px;border-left:1px solid var(--line);border-right:1px solid var(--line);border-bottom:1px solid var(--line)}.status small{color:var(--soft);font-weight:800}.prose{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(20px,4vw,36px)}.prose h2{margin-top:30px}.prose h2:first-child{margin-top:0}.prose p{color:var(--text);margin:10px 0}.prose .note{border-left:4px solid var(--blue);background:#F8FAFC;padding:13px 16px;color:var(--muted)}.page-head{padding:34px 0 16px}.page-head p{max-width:850px;color:var(--muted)}.crumbs{font-size:13px;color:var(--soft);margin-bottom:8px}.topic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}.topic-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.topic-card p{color:var(--muted)}.topic-card a{color:var(--blue);font-weight:850}.split-media{display:grid;grid-template-columns:1.05fr .95fr;gap:20px;align-items:center}.split-media .media-slot{min-height:260px}.split-media .media-slot img{max-height:420px}.faq-list{display:grid;gap:14px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:13px;padding:20px}.faq-item h2{font-size:18px;margin:0 0 8px}.faq-item p{margin:0;color:var(--muted)}.site-footer{background:#0B1220;color:#D6E4FF;margin-top:48px;padding:42px 0 76px}.footer-top{display:grid;grid-template-columns:1.1fr 2fr;gap:40px}.footer-brand-line{display:flex;align-items:center;gap:10px}.footer-brand p{color:#B8C9E6}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.footer-links h2{color:#fff;font-size:15px;margin:0 0 8px}.footer-links a{display:block;color:#D6E4FF;padding:4px 0}.copyright{border-top:1px solid rgba(255,255,255,.12);margin-top:28px;padding-top:18px;color:#9FB4D6;font-size:13px}.machine-drawer{position:fixed;z-index:80;top:0;right:0;height:100dvh;width:min(390px,86vw);background:#fff;box-shadow:-18px 0 50px rgba(11,18,32,.16);transform:translateX(102%);visibility:hidden;pointer-events:none;transition:.22s ease;overflow:auto}.machine-drawer.open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;background:#fff;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:14px 16px;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px}.drawer-brand img{height:30px;max-width:150px;object-fit:contain}.icon-close{width:44px;height:44px;border:1px solid var(--line);background:#fff;color:var(--title);border-radius:10px;font-size:26px}.drawer-groups{padding:12px}.drawer-groups section{background:#F8FAFC;border:1px solid var(--line);border-radius:14px;padding:12px;margin-bottom:12px}.drawer-groups h2{font-size:14px;margin:0 0 8px;color:var(--blue)}.drawer-groups a{display:block;background:#fff;border:1px solid transparent;border-radius:10px;padding:10px 11px;margin-top:7px}.drawer-groups a:hover{border-color:var(--line)}.drawer-groups b,.drawer-groups span{display:block}.drawer-groups span{font-size:12px;color:var(--soft);margin-top:2px}.search-layer{position:fixed;z-index:85;top:80px;left:0;right:0;visibility:hidden;pointer-events:none}.search-layer.open{visibility:visible;pointer-events:auto}.search-card{width:min(var(--max),calc(100% - 32px));margin:auto;background:#fff;border:1px solid var(--line);box-shadow:var(--shadow);padding:20px}.search-title{display:flex;align-items:center;justify-content:space-between}.search-box{margin-top:14px;display:grid;grid-template-columns:auto 1fr;align-items:center;gap:12px;border:1px solid var(--line);background:#F8FAFC;padding:8px 10px}.search-box span{font-size:13px;color:var(--soft)}.search-box input{border:0;outline:0;background:transparent;min-height:40px;width:100%;color:var(--title)}.preset-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}.preset-links a{border:1px solid var(--line);padding:8px 12px;border-radius:8px;color:var(--blue);font-weight:750}.page-mask{position:fixed;inset:0;z-index:70;background:rgba(11,18,32,.42);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.page-mask.show{opacity:1;visibility:visible;pointer-events:auto}.mobile-bottom{display:none}.contact-note{background:#EEF4FF;border:1px solid var(--line);border-radius:12px;padding:17px;color:var(--muted)}.tag{display:inline-flex;align-items:center;border:1px solid var(--line);background:#F8FAFC;border-radius:8px;padding:3px 8px;font-size:12px;color:var(--blue);font-weight:800;margin:3px}.steps{counter-reset:step;display:grid;gap:14px}.step{position:relative;background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px 20px 20px 72px}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);position:absolute;left:20px;top:18px;font-size:25px;font-weight:950;color:var(--blue)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid rgba(37,99,235,.35);outline-offset:2px}
@media(max-width:900px){.feature-grid,.grid-4{grid-template-columns:repeat(2,1fr)}.big-number-grid{grid-template-columns:repeat(2,1fr)}.status-grid{grid-template-columns:repeat(2,1fr)}.footer-top{grid-template-columns:1fr}.topic-grid,.service-grid{grid-template-columns:repeat(2,1fr)}.split-media{grid-template-columns:1fr}.file-row{grid-template-columns:1fr auto}.file-row span{grid-column:1/-1;grid-row:2}}
@media(max-width:680px){.key-tabs{display:none}.page-main{padding-top:96px;padding-bottom:58px}.machine-inner{grid-template-columns:minmax(0,1fr) auto auto;gap:7px}.brand-logo{max-width:112px;height:28px}.machine-trigger,.app-link{padding:0 12px;font-size:13px}.section{padding:25px 0}.grid-2,.feature-grid,.grid-4,.topic-grid,.service-grid,.status-grid,.big-number-grid{grid-template-columns:1fr}.section-head{align-items:start;flex-direction:column}.number-row{grid-template-columns:54px 1fr}.number-row a{grid-column:2}.file-row{grid-template-columns:1fr}.file-row span,.file-row a{grid-column:1;grid-row:auto}.footer-links{grid-template-columns:repeat(2,1fr)}.site-footer{padding-bottom:92px}.mobile-bottom{display:grid;grid-template-columns:repeat(5,1fr);position:fixed;z-index:45;bottom:0;left:0;right:0;min-height:50px;padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--line)}.mobile-bottom a{min-height:50px;display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:800;color:var(--slate)}.mobile-bottom a.active{background:var(--blue);color:#fff}.search-layer{top:0;bottom:0;background:var(--bg);overflow:auto}.search-card{width:100%;min-height:100%;border:0;box-shadow:none;padding:20px 16px}.search-box{grid-template-columns:1fr}.hero-slot img{height:auto;max-height:300px}.media-card .media-slot{height:190px}}