:root{--bg:#F3F6F9;--surface:#FFFFFF;--soft:#E8EEF5;--ink:#0B1220;--text:#1E293B;--muted:#475569;--quiet:#64748B;--blue:#2563EB;--light:#60A5FA;--deep:#1D4ED8;--lime:#65A30D;--slate:#334155;--border:rgba(37,99,235,.16);--shadow:0 14px 36px rgba(11,18,32,.08);--header-h:136px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;font-size:16px;line-height:1.75;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
.shell{width:min(1180px,calc(100% - 32px));margin:0 auto}
.skip-link{position:fixed;left:16px;top:-80px;z-index:9999;background:var(--ink);color:#fff;padding:10px 16px;border-radius:10px}
.skip-link:focus{top:10px}
.site-header{position:fixed;inset:0 0 auto;z-index:100}
.status-bar{height:32px;background:var(--slate);color:#fff}
.status-inner{height:32px;display:flex;align-items:center;justify-content:space-between}
.status-brand{font-size:12px;letter-spacing:.05em;font-weight:700}
.status-search{min-width:44px;height:44px;margin:-6px 0;border:0;background:transparent;color:#fff;cursor:pointer;padding:0 8px}
.command-bar{height:60px;background:#fff;border-bottom:1px solid var(--border)}
.command-inner{height:60px;display:grid;grid-template-columns:48px 1fr auto;align-items:center;gap:12px}
.square-command{width:44px;height:44px;border:1px solid var(--border);border-radius:12px;background:#fff;display:grid;place-content:center;gap:4px;cursor:pointer}
.square-command span{display:block;width:18px;height:2px;background:var(--ink);border-radius:2px}
.brand-mark{justify-self:center;min-height:44px;display:flex;align-items:center;font-weight:900;font-size:22px;letter-spacing:-.03em;color:var(--ink)}
.brand-mark img{display:block;max-height:32px;max-width:180px;width:auto}
.open-app{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:999px;color:#fff;background:linear-gradient(135deg,#60A5FA 0%,#2563EB 52%,#1D4ED8 100%);font-weight:800;white-space:nowrap}
.desktop-tabs{height:44px;background:#fff;border-bottom:1px solid var(--border)}
.tabs-inner{height:44px;display:grid;grid-template-columns:repeat(6,1fr)}
.tabs-inner a{position:relative;display:flex;align-items:center;justify-content:center;color:var(--muted);font-weight:700;font-size:14px}
.tabs-inner a.active{color:var(--blue)}
.tabs-inner a.active:after{content:"";position:absolute;left:30%;right:30%;bottom:0;height:3px;border-radius:3px 3px 0 0;background:var(--blue)}
.site-main{padding-top:calc(var(--header-h) + 28px);min-height:70vh}
.hero,.page-hero{margin-bottom:28px}
.cover-card,.page-hero-card,.content-card,.service-card,.notice-card{background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:var(--shadow)}
.cover-card{padding:36px}
.eyebrow{margin:0 0 8px;color:var(--blue);font-size:13px;font-weight:900;letter-spacing:.08em;text-transform:uppercase}
.hero h1,.page-hero h1{margin:0;color:var(--ink);font-size:clamp(28px,4vw,32px);line-height:1.2;letter-spacing:-.035em}
.lead{max-width:850px;margin:16px 0 0;color:var(--muted);font-size:17px}
.button-row{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}
.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 20px;border-radius:999px;border:1px solid var(--blue);font-weight:800}
.btn-primary{background:linear-gradient(135deg,#60A5FA 0%,#2563EB 52%,#1D4ED8 100%);color:#fff}
.btn-secondary{background:#fff;color:var(--blue)}
.hero-media{margin-top:26px;overflow:hidden;border-radius:16px;background:var(--soft);max-height:340px;display:flex;align-items:center;justify-content:center}
.hero-media img{width:100%;max-height:340px;object-fit:contain;display:block}
.image-slot{min-height:220px;background:linear-gradient(135deg,#E8EEF5,#F8FAFC);border:1px dashed rgba(37,99,235,.22)}
.hero-media .image-slot{width:100%;min-height:280px;border:0}
.section{padding:28px 0}
.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:18px}
.section-head h2{margin:0;color:var(--ink);font-size:24px;line-height:1.25}
.section-head p{margin:0;max-width:640px;color:var(--muted)}
.theme-strips{display:grid;gap:10px}
.theme-strip{display:grid;grid-template-columns:20px 160px 1fr auto;gap:14px;align-items:center;padding:15px 18px;background:#fff;border:1px solid var(--border);border-radius:14px}
.blue-dot{width:8px;height:8px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px rgba(37,99,235,.08)}
.theme-strip b{color:var(--ink)}
.theme-strip span{color:var(--muted)}
.text-link{color:var(--blue);font-weight:800;white-space:nowrap}
.pulse-layout{display:grid;grid-template-columns:minmax(240px,.72fr) 1.28fr;gap:20px}
.media-card{background:#fff;border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.media-card img{width:100%;height:100%;max-height:420px;object-fit:cover;display:block}
.media-card .image-slot{height:100%;min-height:300px;border:0}
.number-list{display:grid;gap:12px}
.number-item{display:grid;grid-template-columns:72px 1fr;gap:14px;padding:20px;background:#fff;border:1px solid var(--border);border-radius:18px}
.number-item .num,.big-number{color:var(--blue);font-weight:900;font-size:32px;line-height:1}
.number-item h3{margin:0 0 6px;color:var(--ink);font-size:18px}
.number-item p{margin:0;color:var(--muted)}
.cards-3{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.feature-card{background:#fff;border:1px solid var(--border);border-radius:18px;overflow:hidden;box-shadow:var(--shadow)}
.feature-card .card-media{aspect-ratio:16/10;background:var(--soft);overflow:hidden}
.feature-card .card-media img{width:100%;height:100%;object-fit:cover}
.feature-card .card-media .image-slot{height:100%;min-height:0;border:0}
.feature-card .card-body{padding:20px}
.feature-card h3{margin:0 0 8px;color:var(--ink);font-size:20px}
.feature-card p{margin:0 0 12px;color:var(--muted)}
.stacked-features{display:grid;gap:18px}
.split-feature{display:grid;grid-template-columns:.8fr 1.2fr;background:#fff;border:1px solid var(--border);border-radius:20px;overflow:hidden;box-shadow:var(--shadow)}
.split-feature:nth-child(even){grid-template-columns:1.2fr .8fr}
.split-feature:nth-child(even) .feature-media{order:2}
.feature-media{min-height:260px;background:var(--soft)}
.feature-media img{width:100%;height:100%;object-fit:cover;display:block}
.feature-media .image-slot{height:100%;border:0}
.feature-copy{padding:30px}
.feature-copy h3{margin:0 0 8px;color:var(--ink);font-size:22px}
.feature-copy p{margin:0 0 12px;color:var(--muted)}
.quad-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:14px}
.topic-tile{padding:22px;background:#fff;border:1px solid var(--border);border-radius:18px}
.topic-tile .tag{display:inline-flex;padding:4px 9px;border-radius:999px;background:rgba(37,99,235,.08);color:var(--blue);font-size:12px;font-weight:900}
.topic-tile h3{margin:14px 0 8px;color:var(--ink)}
.topic-tile p{margin:0;color:var(--muted)}
.folder-list,.directory-list,.serial-list,.slice-list,.faq-list,.policy-list,.step-list{display:grid;gap:12px}
.file-row,.directory-row,.serial-row,.slice-row,.policy-row,.step-row{display:grid;grid-template-columns:52px 1fr auto;gap:16px;align-items:start;padding:18px;background:#fff;border:1px solid var(--border);border-radius:16px}
.file-row .file-icon{width:44px;height:44px;border-radius:12px;background:var(--soft);display:grid;place-items:center;color:var(--blue);font-weight:900}
.file-row h3,.directory-row h3,.serial-row h3,.slice-row h3,.policy-row h3,.step-row h3{margin:0 0 4px;color:var(--ink);font-size:18px}
.file-row p,.directory-row p,.serial-row p,.slice-row p,.policy-row p,.step-row p{margin:0;color:var(--muted)}
.meter-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:14px}
.meter-card{padding:22px;background:#fff;border:1px solid var(--border);border-radius:18px}
.meter-card h3{margin:18px 0 8px;color:var(--ink)}
.meter-card p{margin:0;color:var(--muted)}
.timeline{position:relative;display:grid;gap:16px;padding-left:26px}
.timeline:before{content:"";position:absolute;left:7px;top:10px;bottom:10px;width:2px;background:rgba(37,99,235,.2)}
.timeline-item{position:relative;padding:20px;background:#fff;border:1px solid var(--border);border-radius:18px}
.timeline-item:before{content:"";position:absolute;left:-25px;top:28px;width:12px;height:12px;border-radius:50%;background:var(--blue);box-shadow:0 0 0 5px var(--bg)}
.status-chip{display:inline-flex;padding:4px 9px;border-radius:999px;background:rgba(101,163,13,.1);color:#4D7C0F;font-size:12px;font-weight:900}
.timeline-item h3{margin:10px 0 6px;color:var(--ink)}
.timeline-item p{margin:0;color:var(--muted)}
.app-service{display:grid;grid-template-columns:.72fr 1.28fr;gap:18px}
.phone-panel{background:#fff;border:1px solid var(--border);border-radius:20px;padding:24px;display:grid;place-items:center;min-height:330px}
.phone-panel img{max-width:100%;max-height:380px;object-fit:contain}
.phone-panel .image-slot{width:100%;height:100%;min-height:280px}
.service-copy{padding:30px}
.service-copy h2{margin:0 0 12px;color:var(--ink)}
.badge-line{display:flex;align-items:center;gap:12px;margin-top:18px}
.badge-line img{width:48px;height:48px;object-fit:contain}
.badge-line .image-slot{width:48px;min-height:48px}
.prose{background:#fff;border:1px solid var(--border);border-radius:20px;padding:30px;box-shadow:var(--shadow)}
.prose h2{margin:28px 0 8px;color:var(--ink);font-size:22px}
.prose h2:first-child{margin-top:0}
.prose h3{margin:22px 0 6px;color:var(--ink)}
.prose p{margin:0 0 14px;color:var(--text)}
.prose .muted{color:var(--muted)}
.page-hero-card{padding:32px}
.page-hero-media{margin-top:22px;max-height:320px;border-radius:16px;overflow:hidden;background:var(--soft)}
.page-hero-media img{width:100%;max-height:320px;object-fit:cover;display:block}
.page-hero-media .image-slot{min-height:260px;border:0}
.index-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px}
.note-card{padding:22px;background:#fff;border:1px solid var(--border);border-radius:18px}
.note-card h3{margin:0 0 8px;color:var(--ink)}
.note-card p{margin:0;color:var(--muted)}
.quote-note{padding:18px 20px;border-left:4px solid var(--blue);background:rgba(37,99,235,.06);border-radius:0 14px 14px 0;color:var(--slate)}
.faq-item{background:#fff;border:1px solid var(--border);border-radius:16px;padding:22px}
.faq-item h2{margin:0 0 8px;color:var(--ink);font-size:19px}
.faq-item p{margin:0;color:var(--text)}
.contact-options{display:grid;grid-template-columns:repeat(2,1fr);gap:16px}
.contact-option{padding:24px;background:#fff;border:1px solid var(--border);border-radius:18px}
.contact-option h2{margin:0 0 8px;color:var(--ink);font-size:20px}
.contact-option p{margin:0;color:var(--muted)}
.site-footer{margin-top:44px;background:#0B1220;color:#D6E4FF;padding:48px 0 calc(28px + env(safe-area-inset-bottom))}
.footer-grid{display:grid;grid-template-columns:1.6fr repeat(4,1fr);gap:28px}
.footer-grid h2{font-size:14px;margin:0 0 10px;color:#fff}
.footer-grid a{display:flex;align-items:center;min-height:44px;color:#D6E4FF;font-size:14px}
.footer-brand p{color:#AFC3E8;margin:12px 0 0}
.footer-mark{display:inline-flex;align-items:center;min-height:44px}
.footer-mark img{max-height:30px;max-width:160px}
.footer-brand-line{font-weight:900;color:#fff!important}
.footer-brand-line span{font-weight:600;color:#AFC3E8}
.footer-note{border-top:1px solid rgba(214,228,255,.12);margin-top:30px;padding-top:20px;display:flex;justify-content:space-between;gap:20px;color:#AFC3E8;font-size:13px}
.footer-note p{margin:0}
.page-overlay{position:fixed;inset:0;z-index:180;background:rgba(11,18,32,.45);opacity:0;visibility:hidden;pointer-events:none;transition:.2s}
.page-overlay.open{opacity:1;visibility:visible;pointer-events:auto}
.mosaic-menu{position:fixed;inset:0;z-index:210;background:#F3F6F9;overflow:auto;padding:18px 0 40px;transform:translateY(-24px);opacity:0;visibility:hidden;pointer-events:none;transition:.24s ease}
.mosaic-menu.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}
.mosaic-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:18px}
.mosaic-brand{display:flex;align-items:center;gap:12px;color:var(--ink);font-weight:900}
.mosaic-brand img{max-height:30px;max-width:160px}
.ui-close{min-height:44px;padding:0 16px;border:1px solid var(--border);border-radius:999px;background:#fff;color:var(--blue);font-weight:800;cursor:pointer}
.mosaic-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}
.mosaic-grid section{background:#fff;border:1px solid var(--border);border-radius:20px;padding:20px}
.mosaic-grid h2{margin:0 0 12px;color:var(--ink);font-size:15px}
.mosaic-grid a{display:block;padding:12px 0;border-top:1px solid rgba(37,99,235,.09)}
.mosaic-grid a:first-of-type{border-top:0}
.mosaic-grid b{display:block;color:var(--ink);font-size:15px}
.mosaic-grid span{display:block;margin-top:2px;color:var(--muted);font-size:13px;line-height:1.55}
.search-layer{position:fixed;z-index:220;left:0;right:0;top:92px;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}
.search-layer.open{visibility:visible;opacity:1;pointer-events:auto}
.search-card{width:min(720px,calc(100% - 32px));margin:0 auto;background:#fff;border:1px solid var(--border);border-radius:20px;box-shadow:0 22px 60px rgba(11,18,32,.2);padding:22px}
.search-top{display:flex;align-items:center;justify-content:space-between;gap:16px}
.search-top h2{margin:0;color:var(--ink);font-size:20px}
.search-look{margin:18px 0;min-height:58px;border:1px solid var(--border);background:var(--bg);border-radius:15px;display:flex;align-items:center;gap:12px;padding:0 16px;color:var(--muted)}
.search-look p{margin:0}
.search-look span{font-size:24px;color:var(--blue)}
.search-presets{display:flex;flex-wrap:wrap;gap:10px}
.search-presets a{min-height:44px;display:inline-flex;align-items:center;padding:0 15px;border:1px solid var(--border);border-radius:999px;color:var(--blue);font-weight:800}
.mobile-bottom{display:none}
.ui-locked{overflow:hidden}
.btn:hover,.btn:focus-visible,.open-app:hover,.open-app:focus-visible,.text-link:hover,.text-link:focus-visible,.tabs-inner a:hover,.tabs-inner a:focus-visible,.footer-grid a:hover,.footer-grid a:focus-visible,.mosaic-grid a:hover,.mosaic-grid a:focus-visible,.search-presets a:hover,.search-presets a:focus-visible{outline:none;text-decoration:underline;text-underline-offset:3px}
.square-command:focus-visible,.status-search:focus-visible,.ui-close:focus-visible{outline:3px solid rgba(96,165,250,.45);outline-offset:2px}
@media(max-width:900px){
.cards-3{grid-template-columns:1fr 1fr}
.cards-3 .feature-card:last-child{grid-column:1/-1}
.quad-grid{grid-template-columns:1fr 1fr}
.meter-grid{grid-template-columns:repeat(2,1fr)}
.meter-card:last-child{grid-column:1/-1}
.footer-grid{grid-template-columns:2fr 1fr 1fr}
.footer-brand{grid-column:1/-1}
.mosaic-grid{grid-template-columns:1fr 1fr}
.pulse-layout,.app-service{grid-template-columns:1fr}
.phone-panel{min-height:280px}
}
@media(max-width:700px){
:root{--header-h:92px}
.shell{width:min(100% - 32px,1180px)}
.desktop-tabs{display:none}
.site-main{padding-top:calc(var(--header-h) + 20px);padding-bottom:62px}
.command-inner{grid-template-columns:48px 1fr 86px}
.open-app{padding:0 12px;font-size:13px}
.cover-card,.page-hero-card{padding:24px}
.theme-strip{grid-template-columns:18px 1fr auto}
.theme-strip span{grid-column:2/-1}
.cards-3,.index-grid,.contact-options{grid-template-columns:1fr}
.cards-3 .feature-card:last-child{grid-column:auto}
.split-feature,.split-feature:nth-child(even){grid-template-columns:1fr}
.split-feature:nth-child(even) .feature-media{order:0}
.quad-grid{grid-template-columns:1fr 1fr}
.file-row,.directory-row,.serial-row,.slice-row,.policy-row,.step-row{grid-template-columns:46px 1fr}
.file-row>a,.directory-row>a,.serial-row>a,.slice-row>a{grid-column:2}
.meter-grid{grid-template-columns:1fr}
.meter-card:last-child{grid-column:auto}
.footer-grid{grid-template-columns:1fr 1fr}
.footer-brand{grid-column:1/-1}
.footer-note{flex-direction:column}
.mosaic-grid{grid-template-columns:1fr 1fr;gap:10px}
.mosaic-grid section{padding:14px}
.mosaic-grid span{font-size:12px}
.search-layer{inset:0;background:var(--bg);padding:14px;overflow:auto}
.search-card{width:100%;margin:0;border-radius:18px;box-shadow:none}
.mobile-bottom{position:fixed;z-index:120;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(--border);display:grid;grid-template-columns:repeat(5,1fr)}
.mobile-bottom a{min-width:0;display:flex;flex-direction:column;align-items:center;justify-content:center;color:var(--quiet);font-size:11px;line-height:1.15}
.mobile-bottom a span{font-size:12px;font-weight:900}
.mobile-bottom a.active{color:var(--blue)}
.page-overlay{z-index:180}
.mosaic-menu,.search-layer{z-index:220}
.hero-media .image-slot{min-height:210px}
.prose{padding:22px}
.site-footer{padding-bottom:calc(78px + env(safe-area-inset-bottom))}
}
@media(max-width:430px){
.quad-grid{grid-template-columns:1fr}
.mosaic-grid{grid-template-columns:1fr 1fr}
.mosaic-grid h2{font-size:13px}
.mosaic-grid b{font-size:14px}
.mosaic-grid span{font-size:11px}
.number-item{grid-template-columns:56px 1fr;padding:16px}
.number-item .num{font-size:26px}
.footer-grid{grid-template-columns:1fr 1fr}
.brand-mark img{max-width:130px}
.theme-strip{padding:14px}
.service-copy{padding:22px}
}