*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:#1C1C1E;color:#D8D8DC;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}.shell{width:min(980px,calc(100% - 32px));margin:0 auto}.site-top{position:fixed;top:0;left:0;right:0;z-index:50}.signal-row{height:20px;background:#101012;color:#C8C8D0;font-size:12px}.signal-inner,.brand-inner,.track-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.signal-brand{white-space:nowrap}.text-button,.menu-button,.close-button{border:0;background:transparent;color:inherit;cursor:pointer}.text-button{font-size:12px}.brand-row{height:54px;background:#1C1C1E;border-bottom:1px solid rgba(106,138,170,.48)}.brand-home{display:inline-flex;align-items:center;min-height:44px}.logo-pad{display:inline-flex;background:#fff;border-radius:6px;padding:4px 7px;align-items:center;justify-content:center}.brand-logo{display:block;height:24px;width:auto;max-width:160px;object-fit:contain}.brand-word{font-weight:700;color:#F2F2F4}.brand-actions{display:flex;align-items:center;gap:8px}.small-link,.menu-button{min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:7px}.small-link{border:1px solid rgba(200,200,208,.16)}.menu-button{background:#2A2A2E;border:1px solid rgba(106,138,170,.48)}.track-row{height:42px;background:#2A2A2E;border-bottom:1px solid rgba(200,200,208,.16)}.track-inner{justify-content:center;gap:8px}.track-link{min-width:96px;text-align:center;padding:7px 18px;border-radius:6px;color:#C8C8D0}.track-link.is-active,.track-link:hover,.track-link:focus-visible{background:#6A8AAA;color:#F2F2F4}.site-main{padding-top:116px;min-height:70vh}.page-section{padding:48px 0}.page-section.compact{padding:34px 0}.page-section.alt{background:#141416}.eyebrow{color:#A0A0A8;font-size:13px;letter-spacing:.12em;text-transform:uppercase}.hero-number{font-size:72px;line-height:1;color:#6A8AAA;font-weight:800;letter-spacing:-.04em;margin-bottom:18px}.hero h1,.page-hero h1{font-size:24px;line-height:1.3;color:#F2F2F4;margin:0 0 14px}.hero .lead,.page-hero .lead{font-size:18px;color:#C8C8D0;margin:0 0 14px}.hero p,.page-hero p{max-width:760px}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:24px}.button{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:7px;background:linear-gradient(135deg,#6A8AAA 0%,#3A4A5A 100%);color:#F2F2F4}.button.secondary{background:#2A2A2E;border:1px solid rgba(200,200,208,.16);color:#C8C8D0}.button:hover,.button:focus-visible,.small-link:hover,.menu-button:hover,.close-button:hover,.preset-links a:hover{outline:2px solid rgba(106,138,170,.48);outline-offset:2px}.section-head{display:flex;align-items:end;justify-content:space-between;gap:24px;margin-bottom:22px}.section-head h2{font-size:20px;color:#F2F2F4;margin:0}.section-head p{margin:0;color:#A0A0A8}.quote-pair{display:grid;grid-template-columns:1fr 1fr;gap:18px}.quote-card,.gray-card,.topic-card,.status-card,.note-card,.method-card,.faq-item,.center-card,.clause-card{background:#2A2A2E;border:1px solid rgba(200,200,208,.16);border-radius:8px;padding:22px}.quote-card h3,.gray-card h3,.topic-card h3,.status-card h3,.note-card h3,.method-card h3,.clause-card h2{font-size:16px;color:#F2F2F4;margin:0 0 8px}.image-wrap{margin:16px 0 0;display:flex;justify-content:center;align-items:flex-start}.content-image{display:block;max-width:100%;width:auto;height:auto;max-height:260px;object-fit:contain;object-position:center}.banner-image{display:block;max-width:100%;width:auto;height:auto;max-height:200px;object-fit:contain}.app-image{display:block;max-width:100%;width:auto;height:auto;max-height:320px;object-fit:contain}.filmstrip{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:8px}.film-cell{min-height:148px;background:#141416;border:1px solid rgba(200,200,208,.16);border-radius:7px;padding:12px;display:flex;align-items:center;justify-content:center;text-align:center;color:#7A7A82}.film-cell.with-image{padding:8px}.film-cell .image-wrap{margin:0}.film-cell .content-image{max-height:132px}.stack{display:grid;gap:14px}.two-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px}.three-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:16px}.status-line{display:grid;grid-template-columns:140px 1fr;gap:18px;align-items:start;border-top:1px solid rgba(200,200,208,.16);padding:18px 0}.status-line:first-child{border-top:0}.status-label{color:#C8C8D0;font-weight:700}.center-product{text-align:center;max-width:680px;margin:0 auto}.center-product .image-wrap{margin:18px 0 0}.icon-small{width:48px;height:48px;object-fit:contain;border-radius:10px}.product-icon{margin:0 auto 12px}.article{max-width:820px}.article h2{font-size:20px;color:#F2F2F4;margin:34px 0 10px}.article h3{font-size:16px;color:#F2F2F4;margin:24px 0 8px}.article p{margin:0 0 15px}.article ul{padding-left:20px}.article li{margin:6px 0}.page-hero{padding:46px 0 26px}.page-hero .eyebrow{margin-bottom:8px}.faq-list{display:grid;gap:12px}.faq-item h2{font-size:16px;color:#F2F2F4;margin:0 0 8px}.faq-item p{margin:0}.site-footer{background:#101012;border-top:1px solid rgba(200,200,208,.16);padding:38px 0 72px;color:#C8C8D0}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-brand strong{display:block;color:#F2F2F4}.footer-brand span{display:block;color:#A0A0A8;font-size:12px}.footer-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px}.footer-grid h2{font-size:13px;color:#F2F2F4;margin:0 0 8px}.footer-grid a{display:block;font-size:13px;padding:3px 0;color:#C8C8D0}.footer-note,.copyright{font-size:13px;color:#A0A0A8}.footer-note{margin:24px 0 8px;padding-top:20px;border-top:1px solid rgba(200,200,208,.16)}.copyright{margin:0}.overlay{position:fixed;inset:0;background:rgba(0,0,0,.62);z-index:80;opacity:0;pointer-events:none;transition:opacity .18s}.overlay.is-open{opacity:1;pointer-events:auto}.modal,.search-panel{position:fixed;z-index:90;background:#202024;border:1px solid rgba(106,138,170,.48);box-shadow:0 12px 28px rgba(0,0,0,.28);opacity:0;visibility:hidden;pointer-events:none;transition:opacity .18s,transform .18s}.modal[hidden],.search-panel[hidden],.overlay[hidden]{display:none!important}.menu-modal{width:min(640px,92vw);max-height:82vh;overflow:auto;left:50%;top:50%;transform:translate(-50%,-48%);border-radius:10px;padding:20px}.menu-modal.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,-50%)}.modal-head,.search-head{display:flex;justify-content:space-between;align-items:center;gap:12px}.modal-brand{display:flex;align-items:center;gap:10px}.close-button{min-height:44px;padding:0 12px;border-radius:7px;border:1px solid rgba(200,200,208,.16)}.menu-groups{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:18px;margin-top:18px}.menu-groups h2{font-size:13px;color:#A0A0A8;margin:0 0 8px}.menu-groups a{display:block;padding:9px 10px;border-radius:7px}.menu-groups a:hover{background:#2A2A2E}.menu-groups b{display:block;color:#F2F2F4}.menu-groups span{display:block;font-size:12px;color:#A0A0A8}.search-panel{left:50%;top:76px;transform:translateX(-50%) translateY(-8px);width:min(900px,calc(100vw - 32px));border-radius:10px;padding:20px}.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateX(-50%) translateY(0)}.search-head p{margin:2px 0 0;color:#A0A0A8}.preset-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:18px}.preset-links a{padding:9px 14px;background:#2A2A2E;border-radius:7px;border:1px solid rgba(200,200,208,.16)}.mobile-bar{display:none}.no-scroll{overflow:hidden}.muted{color:#A0A0A8}.rule-list{display:grid;gap:12px}.rule-row{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:15px 0;border-bottom:1px solid rgba(200,200,208,.16)}.rule-row strong{color:#F2F2F4}.topic-list{display:grid;gap:14px}.topic-row{display:grid;grid-template-columns:170px 1fr;gap:20px;background:#2A2A2E;border-radius:8px;border:1px solid rgba(200,200,208,.16);padding:18px}.topic-row h2{font-size:16px;margin:0;color:#F2F2F4}.topic-row p{margin:0}.check-list{display:grid;gap:10px}.check-item{padding:16px 18px;background:#2A2A2E;border-left:3px solid #6A8AAA;border-radius:0 7px 7px 0}.notice{padding:18px;border:1px solid rgba(106,138,170,.48);border-radius:8px;background:#141416}.about-banner .image-wrap{margin:0 0 20px}.search-panel strong{color:#F2F2F4}
@media(max-width:720px){.shell{width:min(100% - 32px,980px)}.track-row{display:none}.site-main{padding-top:74px;padding-bottom:50px}.page-section{padding:36px 0}.page-hero{padding:34px 0 22px}.hero-number{font-size:58px}.quote-pair,.two-grid,.three-grid,.footer-grid{grid-template-columns:1fr}.filmstrip{grid-template-columns:repeat(2,minmax(0,1fr))}.film-cell{min-height:112px}.film-cell:nth-child(5){grid-column:1/-1}.status-line,.rule-row,.topic-row{grid-template-columns:1fr;gap:6px}.menu-groups{grid-template-columns:1fr}.menu-modal{max-height:78vh}.search-panel{top:0;left:0;right:0;bottom:0;width:100%;border-radius:0;transform:translateY(-8px);padding-top:calc(18px + env(safe-area-inset-top));overflow:auto}.search-panel.is-open{transform:translateY(0)}.mobile-bar{position:fixed;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);z-index:55;background:#141416;border-top:1px solid rgba(200,200,208,.16);display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bar a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px}.mobile-bar a.is-active{background:#6A8AAA;color:#F2F2F4}.site-footer{padding-bottom:90px}.section-head{align-items:start;flex-direction:column;gap:6px}.footer-logo-pad{display:none}.brand-actions{gap:4px}.small-link,.menu-button{padding:0 9px}.signal-brand{max-width:70vw;overflow:hidden;text-overflow:ellipsis}.content-image{max-height:220px}.app-image{max-height:290px}}
