:root{--bg:#2B2C30;--deep:#1A1B1E;--panel:#34363C;--panel2:#3E4046;--title:#F2F2F4;--text:#D8D8DC;--muted:#A8A8B0;--quiet:#888890;--gold:#D4B06A;--blue:#7A92B0;--border:rgba(242,242,244,.12);--focus:rgba(212,176,106,.48);--shadow:0 12px 28px rgba(0,0,0,.28)}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:Arial,"Microsoft YaHei",sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.wrap{width:min(960px,calc(100% - 32px));margin:0 auto}.locked{overflow:hidden}
.top-strip{position:fixed;top:0;left:0;right:0;height:20px;background:var(--deep);z-index:50;font-size:12px}.strip-inner{height:20px;display:flex;align-items:center;justify-content:space-between;color:var(--text)}.text-button{border:0;background:transparent;color:var(--text);height:20px;padding:0 4px;cursor:pointer}.brand-bar{position:fixed;top:20px;left:0;right:0;height:54px;background:var(--panel);border-bottom:1px solid rgba(212,176,106,.38);z-index:49}.brand-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand-link{min-height:44px;display:flex;align-items:center}.brand-logo,.footer-logo,.panel-brand img{height:24px;max-width:170px;object-fit:contain;object-position:center}.brand-text{font-size:16px;font-weight:700;color:var(--title)}.brand-actions{display:flex;align-items:center;gap:8px}.app-link,.menu-button{height:44px;padding:0 14px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-size:14px}.app-link{background:linear-gradient(135deg,var(--blue),var(--gold));color:var(--deep);font-weight:700}.menu-button{border:1px solid var(--gold);background:transparent;color:var(--title);cursor:pointer}
.quick-grid{position:fixed;top:74px;left:0;right:0;height:46px;background:var(--deep);z-index:48}.quick-grid-inner{height:46px;display:flex;justify-content:center;gap:28px}.quick-item{width:58px;height:46px;display:flex;align-items:center;justify-content:center;position:relative;font-size:13px;color:var(--muted)}.quick-item:before{content:"";position:absolute;top:5px;width:36px;height:36px;border:1px solid var(--border);border-radius:6px}.quick-item span{position:relative;z-index:1}.quick-item.active:before,.quick-item:focus-visible:before,.quick-item:hover:before{border:2px solid var(--gold)}.quick-item.active{color:var(--title)}
.site-main{padding-top:144px;min-height:70vh}.section{width:min(960px,calc(100% - 32px));margin:0 auto 28px}.hero{padding:26px 0 8px}.hero-kicker{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:18px}.hero-kicker a{border:1px solid var(--border);background:var(--panel);padding:7px 12px;border-radius:6px;color:var(--title);font-size:13px}.hero h1,.page-head h1{font-size:24px;line-height:1.3;margin:0 0 12px;color:var(--title)}h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 14px}h3{font-size:16px;line-height:1.4;color:var(--title);margin:0 0 8px}p{margin:0 0 12px}.lead{font-size:18px;color:var(--title);margin-bottom:10px}.intro{max-width:760px;color:var(--text)}.actions{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}.btn{height:42px;padding:0 18px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}.btn.primary{background:linear-gradient(135deg,var(--blue),var(--gold));color:var(--deep)}.btn.secondary{border:1px solid var(--gold);background:var(--deep);color:var(--title)}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--focus);outline-offset:2px}
.card,.content-block,.term-block{background:var(--panel);border:1px solid var(--border);border-radius:8px;box-shadow:var(--shadow)}.content-block{padding:22px}.muted{color:var(--muted)}.media-slot{background:var(--panel);border:1px solid var(--border);border-radius:8px;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:120px}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.split-vertical{display:grid;grid-template-columns:minmax(180px,280px) 1fr;gap:22px;align-items:stretch}.split-vertical .media-slot{height:200px}.split-text{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.list-rows{display:grid;gap:10px}.list-row{display:grid;grid-template-columns:100px 1fr;gap:16px;align-items:center;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:14px}.list-row .row-no{font-size:26px;color:var(--gold);font-weight:700}.list-row.with-image{grid-template-columns:140px 86px 1fr}.list-row .media-slot{min-height:82px;height:82px}.grid-cards{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.grid-card{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.grid-card .media-slot{height:150px;margin-bottom:14px}.shelf-head{display:flex;align-items:center;gap:18px;margin-bottom:14px}.shelf-head .media-slot{width:220px;height:120px;flex:0 0 220px}.periods{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:12px}.period{padding:18px;background:var(--panel);border-top:3px solid var(--gold);border-radius:6px}.status-list{display:grid;gap:10px}.status-item{display:grid;grid-template-columns:110px 1fr;gap:12px;align-items:center;background:var(--panel);padding:14px;border:1px solid var(--border);border-radius:8px}.status-badge{display:inline-flex;min-height:34px;align-items:center;justify-content:center;border-radius:6px;background:var(--panel2);color:var(--title);border:1px solid var(--focus)}.app-split{display:grid;grid-template-columns:300px 1fr;gap:24px;align-items:center}.app-visual{display:grid;gap:10px}.app-visual .media-slot:first-child{height:320px}.app-icon.media-slot{width:72px;height:72px;min-height:72px;margin:0 auto}.app-icon img{width:48px;height:48px}.point-list{display:grid;gap:10px}.point-list article{padding:16px 18px;background:var(--panel);border-left:4px solid var(--blue);border-radius:6px}.faq-mini{display:grid;gap:10px}.faq-mini details,.faq-page details{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:14px 16px}.faq-mini summary,.faq-page summary{cursor:pointer;font-weight:700;color:var(--title)}.brand-story{display:grid;grid-template-columns:1fr 240px;gap:18px;align-items:center}.brand-story .media-slot{height:170px}
.page-head{padding:24px 0 6px}.page-head p{max-width:760px}.timeline{display:grid;gap:0}.timeline-item{position:relative;padding:0 0 22px 34px;border-left:2px solid var(--blue)}.timeline-item:before{content:"";position:absolute;left:-7px;top:4px;width:12px;height:12px;border-radius:50%;background:var(--gold)}.timeline-item:last-child{border-left-color:transparent}.timeline-item .media-slot{height:190px;margin:12px 0}.memo-list{counter-reset:memo;display:grid;gap:10px}.memo-item{counter-increment:memo;background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:16px 18px}.memo-item:before{content:counter(memo,decimal-leading-zero);display:inline-block;margin-right:10px;color:var(--gold);font-weight:700}.method-list{display:grid;gap:14px}.method-item{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:18px;display:grid;grid-template-columns:120px 1fr;gap:18px}.topic-list{display:grid;gap:12px}.topic-item{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:18px}.center-cards{display:grid;gap:14px;max-width:760px;margin:0 auto}.center-card{text-align:center;padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:8px}.center-card .media-slot{height:180px;margin-bottom:14px}.terms{display:grid;gap:14px}.term-block{padding:20px}.article-copy{display:grid;gap:16px}.article-copy section{background:var(--panel);border:1px solid var(--border);border-radius:8px;padding:20px}.banner-slot{height:200px;margin-bottom:18px}.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.contact-card{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:8px}
.site-footer{background:var(--deep);border-top:1px solid rgba(212,176,106,.38);font-size:13px;color:var(--text);padding:28px 0 72px}.footer-top{display:grid;grid-template-columns:220px 1fr;gap:28px}.footer-brand{display:flex;flex-direction:column;gap:5px}.footer-brand strong{color:var(--title);font-size:16px}.footer-columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px}.footer-columns h3{font-size:13px;color:var(--gold);margin-bottom:8px}.footer-columns a{display:block;color:var(--muted);margin:4px 0}.footer-note{margin-top:22px;padding-top:16px;border-top:1px solid var(--border);color:var(--muted)}.footer-copy{margin-top:10px;color:var(--quiet)}
.overlay{position:fixed;inset:0;background:rgba(0,0,0,.56);z-index:70;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.show{opacity:1;visibility:visible;pointer-events:auto}.site-panel{position:fixed;left:18px;bottom:18px;width:280px;max-height:400px;overflow:auto;background:var(--panel);border:1px solid var(--focus);border-radius:10px;box-shadow:var(--shadow);z-index:80;transform:translateY(24px);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;padding:14px}.site-panel.open{transform:none;opacity:1;visibility:visible;pointer-events:auto}.panel-head,.search-head{display:flex;justify-content:space-between;align-items:center;gap:12px;margin-bottom:10px}.panel-brand{display:flex;align-items:center;gap:9px}.icon-close{min-width:44px;height:44px;border:1px solid var(--border);border-radius:6px;background:var(--deep);color:var(--title);cursor:pointer}.panel-group{padding:8px 0;border-top:1px solid var(--border)}.panel-group h3{font-size:13px;color:var(--gold);margin:0 0 4px}.panel-group a{display:block;padding:7px 6px;border-radius:6px}.panel-group a:hover{background:var(--panel2)}.panel-group b{display:block;font-size:14px}.panel-group span{display:block;color:var(--muted);font-size:12px;line-height:1.45}
.search-layer{position:fixed;top:74px;left:0;right:0;z-index:79;visibility:hidden;opacity:0;pointer-events:none;transition:.2s}.search-layer.open{visibility:visible;opacity:1;pointer-events:auto}.search-card{width:min(620px,calc(100% - 32px));margin:10px auto;background:var(--panel);border:1px solid var(--focus);border-radius:10px;box-shadow:var(--shadow);padding:18px}.search-card label{display:block;color:var(--muted);margin-bottom:8px}.search-card input{width:100%;height:44px;border:1px solid var(--border);border-radius:7px;background:var(--deep);color:var(--title);padding:0 12px}.search-results{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-results a{min-height:44px;padding:0 14px;display:flex;align-items:center;border-radius:6px;background:var(--panel2);border:1px solid var(--border)}
.mobile-bottom{display:none}
@media(max-width:760px){.wrap,.section{width:calc(100% - 32px)}.quick-grid{display:none}.site-main{padding-top:98px;padding-bottom:58px}.brand-actions{gap:5px}.app-link,.menu-button{padding:0 11px}.split-vertical,.app-split,.brand-story,.footer-top{grid-template-columns:1fr}.grid-cards,.periods,.contact-grid{grid-template-columns:1fr}.footer-columns{grid-template-columns:repeat(2,minmax(0,1fr))}.list-row,.list-row.with-image{grid-template-columns:72px 1fr}.list-row.with-image .media-slot{grid-column:1/-1;height:150px}.shelf-head{display:block}.shelf-head .media-slot{width:100%;height:150px;margin-bottom:12px}.method-item{grid-template-columns:1fr}.brand-story .media-slot{height:150px}.site-panel{left:16px;right:16px;width:auto;bottom:58px;max-height:400px}.search-layer{top:0;bottom:0;background:var(--deep);padding-top:16px}.search-card{margin:0 auto;background:var(--deep);border-color:var(--border);box-shadow:none}.mobile-bottom{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--deep);z-index:60;border-top:1px solid var(--border)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px}.mobile-bottom a.active{background:var(--gold);color:var(--deep);font-weight:700}.site-footer{padding-bottom:78px}}

.section-gap{margin-top:14px}