*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#0D0D0D;color:#C8C8C8;font-family:Arial,"PingFang SC","Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.skip-link{position:fixed;left:12px;top:-60px;z-index:1200;background:#E8E8E8;color:#0D0D0D;padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}.site-header{position:fixed;top:0;left:0;right:0;z-index:800}.ink-line{height:22px;background:#070707;border-bottom:1px solid rgba(232,232,232,.12);font-size:12px}.top-inner,.bar-inner,.tab-inner,.footer-inner,.content-wrap{width:min(1120px,calc(100% - 32px));margin:0 auto}.top-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.plain-btn,.drawer-open,.drawer-close,.search-close{border:0;background:transparent;color:#E8E8E8;cursor:pointer}.plain-btn{min-height:22px;padding:0 4px}.material-bar{height:60px;background:#1A1A1A;border-bottom:1px solid rgba(232,232,232,.12)}.bar-inner{height:60px;display:grid;grid-template-columns:1fr auto 1fr;align-items:center}.brand-lockup{justify-self:start;display:flex;align-items:center;min-height:44px}.brand-logo,.drawer-logo,.footer-logo{height:28px;width:auto;max-width:180px;object-fit:contain}.brand-fallback{font-weight:700;font-size:16px;color:#F2F2F2}.drawer-open{justify-self:center;min-width:76px;min-height:44px;border:1px solid rgba(232,232,232,.36);border-radius:10px}.app-link{justify-self:end;display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:10px;background:linear-gradient(135deg,#E8E8E8 0%,#C8C8C8 55%,#8A8A8A 100%);color:#0D0D0D;font-weight:700;font-size:14px}.case-tabs{height:40px;background:#0D0D0D;border-bottom:1px solid rgba(232,232,232,.12)}.tab-inner{height:40px;display:flex;align-items:center;justify-content:center;gap:8px}.tab-inner a{display:flex;align-items:center;justify-content:center;min-width:84px;height:32px;padding:0 16px;border-radius:8px;font-size:13px}.tab-inner a:hover,.tab-inner a:focus-visible{border:1px solid rgba(232,232,232,.36);outline:none}.tab-inner a.is-current{background:#E8E8E8;color:#0D0D0D}.page-shell{padding:154px 0 88px}.content-wrap{display:block}.page-hero{padding:28px 0 22px;border-bottom:1px solid rgba(232,232,232,.12)}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:#9A9A9A;font-size:12px;letter-spacing:.08em;text-transform:uppercase}.eyebrow:before{content:"";width:24px;height:1px;background:#B85A5A}.page-hero h1{margin:10px 0 10px;color:#F2F2F2;font-size:24px;line-height:1.3}.page-hero p{max-width:780px;margin:0;color:#C8C8C8}.section-block{padding:28px 0;border-bottom:1px solid rgba(232,232,232,.12)}.section-block h2{margin:0 0 12px;color:#F2F2F2;font-size:20px}.section-block h3{margin:0 0 8px;color:#E8E8E8;font-size:16px}.section-block p{margin:0 0 12px}.section-block p:last-child{margin-bottom:0}.muted{color:#9A9A9A}.panel{background:#171717;border:1px solid rgba(232,232,232,.12);border-radius:12px;padding:18px;box-shadow:0 12px 28px rgba(0,0,0,.45)}.grid-2,.grid-3,.grid-4{display:grid;gap:16px}.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))}.card{background:#171717;border:1px solid rgba(232,232,232,.12);border-radius:12px;padding:16px;min-width:0}.card h3{margin-top:0}.media-slot{width:100%;background:#1A1A1A;border:1px solid rgba(232,232,232,.12);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{max-width:100%;max-height:100%;width:100%;height:100%;object-fit:contain;object-position:center}.media-180{height:180px}.media-200{height:200px}.media-260{height:260px}.media-360{height:min(360px,68vw)}.hero-cover{margin-top:4px}.hero-caption{padding:18px 0 8px}.hero-caption .brand-name{color:#F2F2F2;font-size:16px;font-weight:700}.hero-caption h1{margin:4px 0 10px;color:#F2F2F2;font-size:24px;line-height:1.3}.btn-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}.btn-primary,.btn-secondary{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 16px;border-radius:10px;font-size:14px;font-weight:700}.btn-primary{background:linear-gradient(135deg,#E8E8E8 0%,#C8C8C8 55%,#8A8A8A 100%);color:#0D0D0D}.btn-secondary{background:#0D0D0D;color:#E8E8E8;border:1px solid rgba(232,232,232,.36)}.btn-primary:hover,.btn-primary:focus-visible,.btn-secondary:hover,.btn-secondary:focus-visible{outline:2px solid #B85A5A;outline-offset:2px}.feature-card .media-slot{margin-bottom:14px}.feature-card p{margin:0}.numbered-list{display:grid;gap:10px}.numbered-item{display:grid;grid-template-columns:54px 1fr;gap:12px;align-items:start;padding:14px 0;border-bottom:1px solid rgba(232,232,232,.12)}.numbered-item:last-child{border-bottom:0}.num{display:flex;width:44px;height:44px;align-items:center;justify-content:center;border-radius:10px;background:#222;color:#E8E8E8;font-weight:700}.shelf{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.shelf-item{min-height:150px;padding:16px;background:#171717;border:1px solid rgba(232,232,232,.12);border-radius:12px}.shelf-tag{font-size:12px;color:#9A9A9A}.shelf-item h3{margin:8px 0 8px}.timeline{position:relative;margin-left:14px;padding-left:24px}.timeline:before{content:"";position:absolute;left:5px;top:10px;bottom:10px;width:1px;background:rgba(232,232,232,.24)}.timeline-item{position:relative;padding:0 0 22px}.timeline-item:before{content:"";position:absolute;left:-24px;top:8px;width:11px;height:11px;border-radius:50%;background:#C8C8C8;border:2px solid #0D0D0D}.timeline-status{display:inline-block;padding:2px 8px;border-radius:999px;background:#222;color:#E8E8E8;font-size:12px;margin-bottom:6px}.note-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.note-card{padding:16px;border-left:2px solid #B85A5A;background:#171717;border-radius:0 12px 12px 0}.faq-list{display:grid;gap:12px}.faq-item{padding:18px;background:#171717;border:1px solid rgba(232,232,232,.12);border-radius:12px}.faq-item h2,.faq-item h3{margin:0 0 8px;color:#F2F2F2;font-size:16px}.faq-item p{margin:0}.app-showcase{display:grid;grid-template-columns:minmax(0,.75fr) minmax(0,1.25fr);gap:20px;align-items:center}.app-icon-row{display:flex;align-items:center;gap:12px;margin-bottom:10px}.app-icon-slot{width:48px;height:48px;border-radius:10px;background:#1A1A1A;display:flex;align-items:center;justify-content:center;overflow:hidden}.app-icon-slot img{width:48px;height:48px;object-fit:contain}.legal-list{display:grid;gap:14px}.legal-list section{padding:18px;border:1px solid rgba(232,232,232,.12);border-radius:12px;background:#171717}.tag-row{display:flex;flex-wrap:wrap;gap:8px}.tag{display:inline-flex;align-items:center;min-height:32px;padding:0 10px;border-radius:999px;background:#222;color:#C8C8C8;font-size:12px}.site-footer{background:#070707;border-top:1px solid rgba(232,232,232,.12);font-size:13px}.footer-inner{padding:28px 0 76px}.footer-brand{display:flex;align-items:center;gap:12px;padding-bottom:18px}.footer-brand div:last-child{display:flex;flex-direction:column}.footer-brand strong{color:#E8E8E8}.footer-brand span{color:#9A9A9A}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:18px 0;border-top:1px solid rgba(232,232,232,.12);border-bottom:1px solid rgba(232,232,232,.12)}.footer-grid h2{margin:0 0 8px;font-size:13px;color:#E8E8E8}.footer-grid a{display:block;padding:3px 0;color:#C8C8C8}.footer-grid a:hover,.footer-grid a:focus-visible{color:#F2F2F2;outline:none;text-decoration:underline}.footer-note{max-width:860px;color:#9A9A9A}.copyright{color:#6E6E6E}.material-drawer{position:fixed;z-index:1000;left:0;top:0;bottom:0;width:400px;max-width:86vw;background:#0D0D0D;border-right:1px solid rgba(232,232,232,.24);transform:translateX(-104%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s ease;overflow:auto}.material-drawer.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.drawer-head{position:sticky;top:0;z-index:2;display:flex;align-items:center;justify-content:space-between;padding:16px;background:#0D0D0D;border-bottom:1px solid rgba(232,232,232,.12)}.drawer-brand{display:flex;align-items:center;gap:10px;color:#F2F2F2;font-weight:700}.drawer-close,.search-close{min-height:44px;padding:0 12px;border:1px solid rgba(232,232,232,.24);border-radius:10px}.drawer-groups{padding:8px 16px 24px}.drawer-groups section{padding:12px 0;border-bottom:1px solid rgba(232,232,232,.12)}.drawer-groups h2{margin:0 0 8px;font-size:13px;color:#9A9A9A}.drawer-groups a{display:block;padding:10px 8px;border-radius:10px}.drawer-groups a:hover,.drawer-groups a:focus-visible{background:#171717;outline:none}.drawer-groups strong{display:block;color:#E8E8E8}.drawer-groups span{display:block;color:#9A9A9A;font-size:12px;line-height:1.5}.search-panel{position:fixed;z-index:980;left:0;right:0;top:82px;visibility:hidden;pointer-events:none;opacity:0;transition:opacity .18s ease,visibility .18s ease}.search-panel.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(760px,calc(100% - 32px));margin:0 auto;background:#1A1A1A;border:1px solid rgba(232,232,232,.24);border-radius:0 0 14px 14px;padding:18px;box-shadow:0 12px 28px rgba(0,0,0,.45)}.search-head{display:flex;justify-content:space-between;gap:16px;align-items:center}.search-head h2{margin:0;color:#F2F2F2;font-size:18px}.search-card p{margin:8px 0 14px;color:#9A9A9A}.search-presets{display:flex;flex-wrap:wrap;gap:8px}.search-presets a{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 14px;border:1px solid rgba(232,232,232,.24);border-radius:10px}.page-mask{position:fixed;inset:0;z-index:900;background:rgba(0,0,0,.68);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s ease,visibility .18s ease}.page-mask.is-visible{opacity:1;visibility:visible;pointer-events:auto}.nav-locked{overflow:hidden}.mobile-bottom{display:none}.kicker-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.highlight-bar{padding:14px 16px;background:#E8E8E8;color:#0D0D0D;border-radius:12px}.highlight-bar strong{display:block}.status-line{display:flex;gap:8px;align-items:center;flex-wrap:wrap}.status-dot{width:8px;height:8px;border-radius:50%;background:#B85A5A}.content-list{display:grid;gap:10px}.content-list li{padding-left:4px}.quote-block{margin:0;padding:18px;background:#171717;border-left:2px solid #C8C8C8;color:#E8E8E8}.split-info{display:grid;grid-template-columns:1fr 1fr;gap:16px}.index-brand{color:#F2F2F2;font-weight:700}.small-rule{height:1px;background:rgba(232,232,232,.12);margin:14px 0}.service-links{display:flex;flex-wrap:wrap;gap:10px}.service-links a{display:inline-flex;align-items:center;min-height:44px;padding:0 14px;border-radius:10px;background:#171717;border:1px solid rgba(232,232,232,.12)}
@media(max-width:820px){.case-tabs{display:none}.page-shell{padding-top:110px;padding-bottom:82px}.grid-3,.grid-4,.shelf,.kicker-grid{grid-template-columns:1fr}.grid-2,.note-grid,.split-info,.app-showcase{grid-template-columns:1fr}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.search-panel{top:0;bottom:0;background:#0D0D0D}.search-card{width:100%;height:100%;border:0;border-radius:0;padding:24px 16px;overflow:auto}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;z-index:850;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#070707;border-top:1px solid rgba(232,232,232,.12)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-width:0;font-size:12px}.mobile-bottom a.is-current{background:#E8E8E8;color:#0D0D0D}.footer-inner{padding-bottom:86px}.media-260{height:220px}}@media(max-width:560px){.top-inner,.bar-inner,.footer-inner,.content-wrap{width:calc(100% - 32px)}.ink-brand{white-space:nowrap;overflow:hidden;text-overflow:ellipsis;max-width:72vw}.bar-inner{grid-template-columns:1fr auto 1fr;gap:6px}.brand-lockup{min-width:0}.brand-logo{max-width:116px}.drawer-open{min-width:64px}.app-link{padding:0 10px;white-space:nowrap}.footer-grid{grid-template-columns:1fr 1fr}.page-hero{padding-top:22px}.section-block{padding:22px 0}.hero-caption h1,.page-hero h1{font-size:24px}.media-180{height:170px}.media-200{height:190px}.media-260{height:200px}.material-drawer{width:86vw}}