:root{--bg:#F3F6F9;--surface:#fff;--muted:#E8EEF5;--ink:#0B1220;--text:#1E293B;--sub:#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;--shell:1180px;--header-h:120px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;line-height:1.72;overflow-x:hidden}body.panel-open{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(calc(100% - 32px),var(--shell));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:1000}.signal-bar{height:18px;background:var(--slate);color:#fff;font-size:11px}.signal-inner{height:18px;display:flex;align-items:center;justify-content:space-between}.signal-brand{font-weight:700;letter-spacing:.04em}.signal-search{height:18px;border:0;background:transparent;color:#fff;padding:0 4px;cursor:pointer;font-size:11px}.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-lockup{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo,.drawer-logo,.footer-logo{display:block;object-fit:contain;object-position:center}.brand-logo{height:32px;max-width:160px}.brand-text{font-size:24px;font-weight:900;letter-spacing:-.03em;color:var(--ink)}.drawer-trigger,.app-link{min-height:44px;border-radius:10px;display:inline-flex;align-items:center;justify-content:center;font-weight:800}.drawer-trigger{justify-self:center;border:1px solid var(--line);background:#fff;color:var(--blue);padding:0 18px;cursor:pointer}.app-link{justify-self:end;background:linear-gradient(135deg,#60A5FA 0%,#2563EB 52%,#1D4ED8 100%);color:#fff;padding:0 18px}.tab-bar{height:40px;background:#F8FAFC;border-bottom:1px solid var(--line)}.tab-inner{height:40px;display:flex;align-items:center;gap:4px}.tab-inner a{height:30px;display:flex;align-items:center;padding:0 12px;border-radius:7px;color:var(--slate);font-size:14px;font-weight:700}.tab-inner a:hover,.tab-inner a:focus-visible{background:var(--muted);outline:none}.tab-inner a.active{background:var(--blue);color:#fff}.site-main{padding-top:calc(var(--header-h) + 26px);padding-bottom:28px}.section{padding:28px 0}.section.tight{padding:18px 0}.surface{background:#fff;border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.hero-panel{padding:18px}.media-frame{width:100%;height:clamp(210px,28vw,300px);display:flex;align-items:center;justify-content:center;background:#EEF3F8;border:1px solid var(--line);border-radius:14px;overflow:hidden}.media-frame img,.media-slot img,.phone-frame img{width:100%;height:100%;object-fit:contain;object-position:center}.media-placeholder{width:100%;height:100%;min-height:180px;background:linear-gradient(135deg,#EDF3F9,#F9FBFD);border:1px dashed rgba(51,65,85,.18);border-radius:12px}.hero-copy{padding:24px 2px 4px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--blue);font-weight:900;font-size:13px;letter-spacing:.06em;text-transform:uppercase}.eyebrow:before{content:"";width:7px;height:7px;border-radius:50%;background:var(--lime)}h1,h2,h3{color:var(--ink);line-height:1.28;margin:0 0 12px}h1{font-size:clamp(28px,4vw,32px);letter-spacing:-.035em}h2{font-size:clamp(22px,3vw,28px);letter-spacing:-.025em}h3{font-size:18px}.lead{font-size:17px;color:var(--sub);max-width:900px}.copy{max-width:880px}.copy p{margin:0 0 14px}.btn-row{display:flex;gap:12px;flex-wrap:wrap;margin-top:20px}.btn{min-height:44px;border-radius:10px;padding:0 18px;display:inline-flex;align-items:center;justify-content:center;font-weight:800;border:1px solid transparent}.btn.primary{color:#fff;background:linear-gradient(135deg,#60A5FA 0%,#2563EB 52%,#1D4ED8 100%)}.btn.secondary{background:#fff;color:var(--blue);border-color:var(--line)}.btn:hover,.btn:focus-visible{filter:brightness(.98);transform:translateY(-1px);outline:3px solid rgba(37,99,235,.18);outline-offset:2px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:20px;margin-bottom:16px}.section-head p{margin:0;color:var(--sub);max-width:640px}.key-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.key-card{display:block;padding:18px;background:#fff;border:1px solid var(--line);border-radius:12px;min-height:122px}.key-card:hover,.key-card:focus-visible{box-shadow:var(--shadow);outline:3px solid rgba(37,99,235,.15)}.key-card .dot{width:9px;height:9px;border-radius:50%;display:block;margin-bottom:18px;background:var(--blue)}.key-card:nth-child(even) .dot{background:var(--lime)}.key-card h3{margin-bottom:6px}.key-card p{font-size:14px;color:var(--sub);margin:0}.split{display:grid;grid-template-columns:1.04fr .96fr;gap:18px;align-items:stretch}.split.reverse{grid-template-columns:.96fr 1.04fr}.media-slot{height:220px;background:#EEF3F8;border:1px solid var(--line);border-radius:14px;overflow:hidden}.content-card{padding:22px}.number-list{display:grid;gap:10px;margin-top:18px}.number-row{display:grid;grid-template-columns:52px 1fr auto;gap:14px;align-items:center;padding:14px 0;border-top:1px solid var(--line)}.number-row strong{font-size:24px;color:var(--blue)}.number-row span{color:var(--sub);font-size:14px}.arrow{color:var(--blue);font-weight:900}.card-grid-4{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}.feature-card{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.feature-card .media-slot{border:0;border-radius:0;height:200px}.feature-card .body{padding:18px}.feature-card p{margin:0;color:var(--sub);font-size:15px}.dual-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.board-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.board-item{background:#fff;border:1px solid var(--line);border-radius:12px;padding:18px;min-height:128px}.file-list{background:#fff;border:1px solid var(--line);border-radius:14px;overflow:hidden}.file-row{display:grid;grid-template-columns:38px 1fr auto;gap:14px;align-items:start;padding:18px;border-top:1px solid var(--line)}.file-row:first-child{border-top:0}.file-row .mark{width:28px;height:28px;border:1px solid var(--line);border-radius:7px;display:flex;align-items:center;justify-content:center;color:var(--blue);font-weight:900}.file-row p{margin:4px 0 0;color:var(--sub);font-size:14px}.file-row .go{color:var(--blue);font-weight:800}.big-number-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:12px}.big-number{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px;min-height:160px}.big-number b{display:block;font-size:42px;line-height:1;color:var(--blue);margin-bottom:16px}.big-number p{margin:0;color:var(--sub);font-size:14px}.status-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.status-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.status-label{display:inline-flex;padding:5px 9px;background:var(--muted);color:var(--blue);border-radius:7px;font-size:12px;font-weight:900}.steps{display:grid;gap:12px;counter-reset:step}.step{display:grid;grid-template-columns:58px 1fr;gap:16px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:14px}.step:before{counter-increment:step;content:counter(step,decimal-leading-zero);font-size:28px;font-weight:900;color:var(--blue)}.phone-grid{display:grid;grid-template-columns:minmax(240px,.75fr) 1.25fr;gap:24px;align-items:center}.phone-frame{height:420px;background:#EEF3F8;border:1px solid var(--line);border-radius:18px;overflow:hidden}.badge-wrap{width:72px;height:72px;display:flex;align-items:center;justify-content:center;background:#fff;border:1px solid var(--line);border-radius:16px;margin-bottom:18px}.badge-wrap img{max-width:72px;max-height:72px;object-fit:contain}.longform{background:#fff;border:1px solid var(--line);border-radius:14px;padding:clamp(20px,4vw,38px)}.longform p{margin:0 0 16px}.longform h2{margin-top:30px}.longform h3{margin-top:22px}.quote-note{padding:16px 18px;border-left:4px solid var(--blue);background:#EFF5FF;color:var(--slate);border-radius:0 10px 10px 0}.index-list{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}.index-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:18px}.index-card p{margin:0;color:var(--sub)}.faq-list{display:grid;gap:12px}.faq-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.faq-item p{margin:8px 0 0;color:var(--sub)}.legal-list{display:grid;gap:14px}.legal-item{background:#fff;border:1px solid var(--line);border-radius:14px;padding:20px}.legal-item p{margin:0;color:var(--sub)}.site-footer{background:#0B1220;color:#D6E4FF;padding:44px 0 18px;margin-top:34px}.footer-grid{display:grid;grid-template-columns:2fr repeat(4,1fr);gap:24px}.footer-brand-link{display:inline-flex;align-items:center;min-height:44px}.footer-logo{height:30px;max-width:150px;filter:brightness(1.4)}.footer-brand p{margin:8px 0}.footer-note{color:#AFC7F4;max-width:380px}.footer-col{display:flex;flex-direction:column;gap:8px}.footer-col h2{color:#fff;font-size:15px;margin:0 0 6px}.footer-col a{font-size:14px;color:#C8D8F4}.footer-col a:hover,.footer-col a:focus-visible{color:#fff;text-decoration:underline;outline:none}.footer-bottom{border-top:1px solid rgba(214,228,255,.14);padding-top:16px;margin-top:28px;font-size:13px;color:#9FB5DA}.site-overlay{position:fixed;inset:0;background:rgba(11,18,32,.48);z-index:1090;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.site-overlay.active{opacity:1;visibility:visible;pointer-events:auto}.app-drawer{position:fixed;z-index:1100;top:0;right:0;width:min(400px,86vw);height:100dvh;background:#F3F6F9;transform:translateX(104%);visibility:hidden;pointer-events:none;transition:transform .24s ease,visibility .24s}.app-drawer.open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{height:72px;display:flex;align-items:center;justify-content:space-between;padding:0 18px;background:#fff;border-bottom:1px solid var(--line)}.drawer-brand{display:flex;align-items:center;gap:10px;font-weight:900;color:var(--ink)}.drawer-logo{height:28px;max-width:120px}.icon-close{width:44px;height:44px;border:1px solid var(--line);border-radius:10px;background:#fff;color:var(--ink);font-size:28px;line-height:1;cursor:pointer}.drawer-scroll{height:calc(100dvh - 72px);overflow:auto;padding:14px}.drawer-card{background:#fff;border:1px solid var(--line);border-radius:14px;padding:14px;margin-bottom:12px}.drawer-card h2{font-size:15px;color:var(--blue);margin:0 0 8px}.drawer-card a{display:grid;gap:2px;padding:11px 8px;border-top:1px solid var(--line);border-radius:8px}.drawer-card a:first-of-type{border-top:0}.drawer-card a:hover,.drawer-card a:focus-visible{background:#F5F8FC;outline:2px solid rgba(37,99,235,.15)}.drawer-card strong{font-size:15px}.drawer-card span{font-size:12px;color:var(--sub)}.search-panel{position:fixed;z-index:1110;left:0;right:0;top:80px;visibility:hidden;pointer-events:none;opacity:0;transform:translateY(-8px);transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;opacity:1;transform:translateY(0)}.search-card{width:min(calc(100% - 32px),920px);margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:0 0 14px 14px;box-shadow:var(--shadow);padding:22px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:20px}.search-head h2{margin-top:4px}.search-look{min-height:52px;border:1px solid var(--line);background:#F8FAFC;border-radius:10px;padding:0 16px;display:flex;align-items:center;color:var(--soft);margin:14px 0}.preset-links{display:flex;gap:10px;flex-wrap:wrap}.preset-links a{min-height:44px;display:flex;align-items:center;padding:0 14px;border:1px solid var(--line);border-radius:9px;color:var(--blue);font-weight:800;background:#fff}.mobile-bottom{display:none}.anchor-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.anchor-row a{background:#fff;border:1px solid var(--line);border-radius:9px;min-height:44px;padding:0 14px;display:inline-flex;align-items:center;color:var(--blue);font-weight:800}.muted-box{background:#EEF3F8;border:1px solid var(--line);border-radius:14px;padding:18px}.mini-meta{display:flex;gap:10px;flex-wrap:wrap;color:var(--soft);font-size:13px}.tag{display:inline-flex;align-items:center;min-height:28px;padding:0 9px;border-radius:7px;background:#EEF4FF;color:var(--blue);font-weight:800;font-size:12px}.hr{height:1px;background:var(--line);margin:24px 0}@media(max-width:900px){.card-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)}.key-grid{grid-template-columns:repeat(2,1fr)}.footer-grid{grid-template-columns:2fr repeat(2,1fr)}.index-list{grid-template-columns:repeat(2,1fr)}}@media(max-width:720px){:root{--header-h:80px}.tab-bar{display:none}.machine-inner{grid-template-columns:1fr auto 1fr;gap:6px}.brand-logo{height:28px;max-width:120px}.brand-text{font-size:20px}.drawer-trigger,.app-link{padding:0 10px;min-width:70px}.site-main{padding-top:calc(var(--header-h) + 18px);padding-bottom:72px}.section{padding:20px 0}.hero-panel{padding:12px}.media-frame{height:min(56vw,280px);min-height:190px}.hero-copy{padding:20px 4px 4px}.split,.split.reverse,.dual-grid,.phone-grid{grid-template-columns:1fr}.card-grid-4,.board-grid,.status-grid,.index-list{grid-template-columns:1fr}.big-number-grid{grid-template-columns:1fr 1fr}.feature-card .media-slot{height:200px}.phone-frame{height:390px}.number-row{grid-template-columns:44px 1fr auto}.footer-grid{grid-template-columns:1fr 1fr;gap:22px}.footer-brand{grid-column:1/-1}.mobile-bottom{position:fixed;z-index:900;left:0;right:0;bottom:0;display:grid;grid-template-columns:repeat(5,1fr);min-height:calc(50px + env(safe-area-inset-bottom));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-panel{top:0;bottom:0;background:#EEF2F6;overflow:auto}.search-panel.open{transform:none}.search-card{width:100%;min-height:100dvh;border:0;border-radius:0;box-shadow:none;padding:22px 16px}.preset-links{display:grid;grid-template-columns:1fr 1fr}.preset-links a{background:#fff}.site-footer{margin-bottom:0;padding-bottom:70px}.app-drawer{width:min(86vw,400px)}.section-head{align-items:flex-start;flex-direction:column}.file-row{grid-template-columns:32px 1fr}.file-row .go{grid-column:2}.step{grid-template-columns:46px 1fr}}@media(max-width:430px){.shell{width:min(calc(100% - 32px),var(--shell))}.key-grid,.big-number-grid{grid-template-columns:1fr}.footer-grid{grid-template-columns:1fr}.footer-brand{grid-column:auto}.drawer-trigger,.app-link{font-size:13px;padding:0 8px;min-width:62px}.brand-text{font-size:19px}.signal-inner{font-size:10px}}