:root{--bg:#f6efcf;--paper:#fff9e8;--ink:#17150d;--muted:#696139;--yellow:#e7c42e;--yellow2:#f0dc72;--line:rgba(23,21,13,.14);--shadow:0 14px 34px rgba(23,21,13,.1);--radius:16px;--max:1080px}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font-family:Arial,"Microsoft YaHei",sans-serif;font-size:15px;line-height:1.75;overflow-x:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{display:block;max-width:100%}.wrap{width:min(var(--max),calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:50}.signal-bar{height:22px;background:var(--ink);color:var(--yellow);font-size:12px}.signal-inner{height:22px;display:flex;align-items:center;justify-content:space-between}.text-button{border:0;background:transparent;color:var(--yellow);min-height:22px;cursor:pointer}.brand-row{height:62px;background:rgba(255,249,232,.97);border-bottom:1px solid var(--line);backdrop-filter:blur(10px)}.brand-inner{height:100%;display:flex;align-items:center;justify-content:space-between}.brand{display:flex;align-items:center;min-width:120px;height:44px}.brand-image img{height:26px;width:auto;object-fit:contain}.brand-image:empty+.brand-fallback{display:inline}.brand-image:not(:empty)+.brand-fallback{display:none}.brand-fallback{font-weight:800;font-size:17px}.brand-actions{display:flex;align-items:center;gap:12px}.plain-link,.menu-button{height:42px;display:inline-flex;align-items:center;padding:0 15px;border-radius:12px;border:1px solid var(--ink);background:var(--paper);color:var(--ink)}.menu-button{background:var(--ink);color:var(--yellow);cursor:pointer}.primary-nav{height:44px;background:rgba(246,239,207,.97);border-bottom:1px solid var(--line)}.primary-inner{height:100%;display:flex;align-items:center;justify-content:center;gap:12px}.primary-inner a{min-width:116px;height:30px;display:inline-flex;align-items:center;justify-content:center;border:1px solid var(--line);border-radius:12px;background:var(--paper);font-size:13px}.primary-inner a.active{background:var(--ink);color:var(--yellow);border-color:var(--ink)}.site-main{padding-top:150px;padding-bottom:40px}.hero{padding:32px 0 18px}.eyebrow{font-size:12px;font-weight:800;letter-spacing:.12em;color:var(--muted);text-transform:uppercase}.hero h1{font-size:34px;line-height:1.22;margin:8px 0 14px;max-width:820px}.hero-lead{font-size:17px;max-width:780px;color:#39351f}.hero-actions,.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:20px}.btn{min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 18px;border-radius:12px;border:1px solid var(--ink);font-weight:700}.btn.primary{background:linear-gradient(135deg,var(--ink),var(--yellow));color:var(--ink);border-color:transparent}.btn.secondary{background:var(--paper)}.section{padding:28px 0}.section h2{font-size:23px;line-height:1.35;margin:0 0 14px}.section h3{font-size:17px;line-height:1.45}.section-intro{max-width:760px;color:var(--muted);margin-bottom:18px}.media-slot{background:#efe4b7;border:1px solid var(--line);border-radius:var(--radius);min-height:180px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-wide{min-height:220px}.media-app{min-height:320px;max-width:420px;margin:0 auto}.media-app img{max-height:320px;width:auto}.split-banner{display:grid;grid-template-columns:1.15fr .85fr;border:1px solid var(--ink);border-radius:18px;overflow:hidden;background:var(--paper)}.split-banner>div{padding:26px}.split-banner .dark{background:var(--ink);color:#fff7cf}.split-banner .dark p{color:#eee3ad}.metric-strip{display:grid;grid-template-columns:repeat(5,1fr);gap:8px;margin:18px 0}.metric-strip a{background:var(--paper);border:1px solid var(--line);border-radius:13px;padding:14px;min-height:88px}.metric-strip strong{display:block;font-size:16px;margin-bottom:4px}.metric-strip span{font-size:13px;color:var(--muted)}.rail-list{display:grid;gap:12px}.rail-item{display:grid;grid-template-columns:74px 1fr auto;align-items:start;gap:16px;padding:18px 20px;border-top:1px solid var(--ink);background:rgba(255,249,232,.55)}.rail-item .num{font-size:28px;font-weight:900;color:#8b7410}.rail-item p{margin:4px 0 0;color:var(--muted)}.rail-item a{font-weight:700;white-space:nowrap}.zigzag{display:grid;grid-template-columns:1fr 1fr;gap:16px}.zigzag article{padding:22px;background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);box-shadow:var(--shadow)}.zigzag article:nth-child(even){transform:translateY(20px)}.stack-cards{display:grid;gap:14px}.stack-cards article{padding:22px 24px;border-radius:15px;background:var(--paper);border:1px solid var(--line)}.stack-cards article:nth-child(2){margin-left:7%}.stack-cards article:nth-child(3){margin-left:14%}.fold-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.fold-card{position:relative;background:var(--paper);border:1px solid var(--ink);border-radius:14px;padding:22px}.fold-card:after{content:"";position:absolute;right:-1px;top:-1px;border-top:28px solid var(--bg);border-left:28px solid transparent}.center-card{max-width:760px;margin:0 auto;padding:30px;border:1px solid var(--ink);border-radius:18px;background:var(--paper);text-align:center}.center-card p{text-align:left}.timeline{border-left:3px solid var(--yellow);margin-left:10px;padding-left:24px;display:grid;gap:18px}.timeline article{position:relative;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 20px}.timeline article:before{content:"";position:absolute;left:-33px;top:24px;width:14px;height:14px;border-radius:50%;background:var(--ink);border:4px solid var(--yellow)}.status-list{display:grid;gap:10px}.status-row{display:grid;grid-template-columns:120px 1fr;gap:18px;padding:16px 18px;background:var(--paper);border-left:6px solid var(--yellow);border-radius:10px}.status-row strong{font-size:14px}.note-list{columns:2;column-gap:18px}.note-list article{break-inside:avoid;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px;margin:0 0 18px}.article-long{max-width:820px}.article-long h2{margin-top:28px}.article-long p{margin:0 0 16px}.policy{display:grid;gap:16px}.policy section{padding:20px 22px;background:var(--paper);border:1px solid var(--line);border-radius:14px}.faq{display:grid;gap:12px}.faq article{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:18px 20px}.faq h2{font-size:17px;margin-bottom:8px}.site-footer{background:var(--ink);color:#f6efcf;border-top:3px solid var(--yellow);padding:36px 0 84px;font-size:13px}.footer-top{display:grid;grid-template-columns:1.05fr 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span{font-size:12px;color:var(--muted)}.search-panel{position:fixed;left:0;right:0;top:84px;z-index:85;visibility:hidden;pointer-events:none;transform:translateY(-18px);opacity:0;transition:.2s}.search-panel.open{visibility:visible;pointer-events:auto;transform:none;opacity:1}.search-card{background:var(--paper);border:1px solid var(--ink);border-radius:0 0 16px 16px;padding:20px 22px;box-shadow:var(--shadow)}.search-head{display:flex;align-items:center;justify-content:space-between}.search-links{display:flex;flex-wrap:wrap;gap:8px}.search-links a{border:1px solid var(--line);border-radius:10px;padding:9px 12px;background:var(--bg)}.mobile-nav{display:none}.locked{overflow:hidden}.page-head{padding:28px 0 18px;border-bottom:1px solid var(--line)}.page-head h1{font-size:30px;line-height:1.25;margin:5px 0 10px}.page-head p{max-width:780px;color:var(--muted)}.crumbs{font-size:12px;color:var(--muted)}.image-head{margin-top:18px}.image-head .media-slot{min-height:200px}.app-icon{width:64px;height:64px;margin:0 auto 14px}.app-icon img{width:64px;height:64px;object-fit:contain}.legal-note{padding:16px 18px;border-radius:12px;background:#efe3a4;border:1px solid rgba(23,21,13,.16)}
@media(max-width:800px){.primary-nav{display:none}.site-main{padding-top:104px;padding-bottom:72px}.brand-row{height:60px}.plain-link{padding:0 10px}.menu-button{padding:0 12px}.hero{padding-top:24px}.hero h1{font-size:28px}.metric-strip{grid-template-columns:1fr 1fr}.metric-strip a:last-child{grid-column:1/-1}.split-banner,.zigzag,.fold-grid,.footer-top{grid-template-columns:1fr}.zigzag article:nth-child(even){transform:none}.stack-cards article:nth-child(2),.stack-cards article:nth-child(3){margin-left:0}.rail-item{grid-template-columns:56px 1fr}.rail-item>a{grid-column:2}.note-list{columns:1}.footer-grid{grid-template-columns:1fr 1fr}.drawer{top:80px;right:0;width:100%;max-height:calc(100vh - 80px);border-radius:18px 18px 0 0}.search-panel{top:0;bottom:0;background:var(--ink);padding-top:70px}.search-card{height:100%;width:100%;border:0;border-radius:0;background:var(--ink);color:var(--yellow);box-shadow:none}.search-card p{color:#f6efcf}.search-links a{background:#2a2718;border-color:#716525;color:#fff4b1}.search-card .close-button{background:transparent;border-color:var(--yellow);color:var(--yellow)}.mobile-nav{position:fixed;display:grid;grid-template-columns:repeat(4,1fr);left:0;right:0;bottom:0;z-index:60;min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:var(--ink);border-top:1px solid var(--yellow)}.mobile-nav a{min-height:48px;display:flex;align-items:center;justify-content:center;color:#f6efcf;font-size:13px}.mobile-nav a.active{background:var(--yellow);color:var(--ink);font-weight:700}.site-footer{padding-bottom:98px}.footer-top{gap:24px}.status-row{grid-template-columns:1fr;gap:4px}}
@media(max-width:520px){.wrap{width:min(100% - 32px,var(--max))}.brand-actions{gap:6px}.plain-link{font-size:12px}.menu-button{font-size:12px}.hero h1{font-size:25px}.metric-strip{grid-template-columns:1fr}.metric-strip a:last-child{grid-column:auto}.footer-grid{grid-template-columns:1fr}.drawer-groups a{grid-template-columns:82px 1fr}.page-head h1{font-size:26px}}