:root{
  --bg:#F6F2FA;--deep:#E7DDF3;--paper:#FFFCFE;--night:#12081C;--ink:#160C24;--text:#2A2038;
  --muted:#6A5A80;--soft:#8A7A9A;--grape:#6B3FA0;--violet:#9B6DDC;--mist:#D7C6F0;--amber:#D4A017;
  --line:rgba(22,12,36,.12);--shadow:0 16px 40px rgba(18,8,28,.12);--radius:10px;--top:64px;
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;line-height:1.75;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button,input{font:inherit}.shell{width:min(1180px,calc(100% - 32px));margin:0 auto}.site-header{position:fixed;inset:0 0 auto;z-index:1000}.night-line{height:10px;background:var(--night);color:var(--mist);font-size:0}.night-line-inner{height:10px;display:flex;align-items:center;justify-content:space-between}.brand-mini,.text-button{font-size:8px;line-height:10px;color:var(--mist)}.text-button{appearance:none;border:0;background:transparent;padding:0 4px;cursor:pointer}.night-stage{height:54px;background:var(--night);border-top:1px solid rgba(215,198,240,.15);border-bottom:1px solid rgba(155,109,220,.45)}.stage-inner{height:54px;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;min-width:122px;height:44px;color:#fff;font-weight:800;letter-spacing:.04em}.brand img{display:block;max-width:122px;width:auto;height:26px;object-fit:contain}.night-tabs{display:flex;align-items:center;height:100%;gap:0}.night-tabs a{position:relative;display:flex;align-items:center;height:100%;padding:0 18px;color:#fff;font-size:15px}.night-tabs a+a:before{content:"";position:absolute;left:0;width:1px;height:16px;background:rgba(215,198,240,.35)}.night-tabs a.active:after{content:"";position:absolute;left:18px;right:18px;bottom:7px;height:2px;background:var(--violet)}.stage-actions{margin-left:auto;display:flex;align-items:center;gap:10px}.menu-open,.app-link,.menu-close,.search-close{min-height:44px;border-radius:8px;border:1px solid rgba(215,198,240,.4);padding:0 15px;display:inline-flex;align-items:center;justify-content:center;cursor:pointer}.menu-open,.menu-close{background:transparent;color:#fff}.app-link{background:var(--grape);border-color:var(--grape);color:#fff;font-weight:700}.site-main{padding-top:calc(var(--top) + 24px);min-height:60vh}.overlay{position:fixed;inset:64px 0 0;background:rgba(18,8,28,.46);z-index:870;opacity:0;pointer-events:none;transition:opacity .2s}.overlay.open{opacity:1;pointer-events:auto}.night-menu{position:fixed;z-index:920;top:64px;left:0;right:0;height:220px;background:#1A1028;color:var(--mist);transform:translateY(-110%);visibility:hidden;pointer-events:none;transition:transform .22s ease,visibility .22s}.night-menu.open{transform:translateY(0);visibility:visible;pointer-events:auto}.night-menu-inner{height:100%;padding:14px 0 16px}.night-menu-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.night-menu-brand{display:flex;align-items:center;gap:10px;color:#fff}.night-menu-brand img{height:24px;max-width:115px;object-fit:contain}.night-menu-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:24px}.night-menu-groups h2{font-size:13px;color:var(--violet);margin:0 0 4px}.night-menu-groups a{display:grid;grid-template-columns:72px 1fr;gap:8px;padding:3px 0;color:var(--mist);font-size:12px;line-height:1.35}.night-menu-groups a b{color:#fff;font-weight:700}.search-panel{position:fixed;z-index:930;top:64px;left:0;right:0;visibility:hidden;pointer-events:none}.search-panel.open{visibility:visible;pointer-events:auto}.search-card{width:min(480px,calc(100% - 32px));margin-left:auto;margin-right:max(16px,calc((100vw - 1180px)/2));background:var(--deep);color:var(--ink);border:1px solid var(--line);box-shadow:var(--shadow);padding:18px;border-radius:0 0 10px 10px}.search-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:10px}.search-close{min-height:38px;color:var(--ink);border-color:rgba(107,63,160,.3);background:transparent}.search-card label{display:block;font-size:14px;color:var(--muted);margin-bottom:10px}.search-look{display:flex;align-items:center;background:var(--paper);border:1px solid rgba(107,63,160,.3);border-radius:8px;overflow:hidden}.search-look input{flex:1;min-width:0;border:0;background:transparent;padding:11px 12px;outline:none;color:var(--ink)}.search-look span{padding:0 12px;color:var(--grape);font-size:13px}.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.preset-links a{min-height:36px;display:flex;align-items:center;padding:0 11px;border:1px solid rgba(107,63,160,.3);border-radius:8px;background:rgba(255,252,254,.55);font-size:13px}.hero,.page-hero,.section-card,.content-card,.notice-strip,.split-card,.faq-item,.rule-card,.status-card{border:1px solid var(--line);background:var(--paper);border-radius:var(--radius);box-shadow:0 8px 24px rgba(18,8,28,.06)}.notice-strip{min-height:40px;display:flex;align-items:center;padding:8px 14px;margin-bottom:18px;background:var(--deep);color:var(--ink);font-size:14px}.hero{padding:18px;margin-bottom:22px}.image-slot{display:flex;align-items:center;justify-content:center;width:100%;min-height:150px;background:linear-gradient(135deg,var(--deep),#efe7f8);border:1px solid rgba(107,63,160,.16);border-radius:10px;overflow:hidden}.image-slot.cover-slot{min-height:190px;max-height:220px}.image-slot img{display:block;max-width:100%;width:100%;height:100%;max-height:190px;object-fit:contain;object-position:center}.image-slot.cover-slot img{max-height:220px}.image-slot.app-slot{min-height:280px}.image-slot.app-slot img{max-height:420px;width:auto;max-width:100%;object-fit:contain}.fallback-title{font-size:28px;font-weight:900;color:var(--ink);letter-spacing:.08em}.hero-copy{padding:18px 4px 2px}.eyebrow{display:inline-flex;align-items:center;gap:8px;color:var(--grape);font-size:13px;font-weight:800;letter-spacing:.08em}.eyebrow:before{content:"";width:18px;height:3px;background:var(--amber);border-radius:2px}h1,h2,h3{color:var(--ink);line-height:1.25}h1{font-size:clamp(28px,3.4vw,32px);margin:8px 0 12px}h2{font-size:22px;margin:0 0 12px}h3{font-size:17px;margin:0 0 8px}p{margin:0 0 14px}.lead{font-size:17px;color:var(--muted);max-width:860px}.hero-actions,.text-links{display:flex;flex-wrap:wrap;gap:10px;margin-top:14px}.button-primary,.button-secondary{min-height:44px;padding:0 16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-weight:700}.button-primary{background:var(--grape);color:#fff}.button-secondary{background:var(--deep);color:var(--ink);border:1px solid var(--grape)}.page-wrap{padding-bottom:52px}.home-split{display:grid;grid-template-columns:minmax(0,62fr) minmax(0,38fr);gap:18px;margin-bottom:22px}.split-card{padding:16px}.split-card .image-slot{margin-bottom:14px}.grid-four{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:14px;margin-bottom:22px}.content-card{padding:14px}.content-card .image-slot{height:160px;min-height:160px;margin-bottom:12px}.content-card p{font-size:14px;color:var(--muted)}.section-card{padding:20px;margin-bottom:18px}.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:18px;margin-bottom:16px}.section-head p{max-width:640px;color:var(--muted);margin:0}.section-media{display:grid;grid-template-columns:minmax(260px,36%) 1fr;gap:20px;align-items:center}.section-media.reverse{grid-template-columns:1fr minmax(260px,36%)}.section-media.reverse .image-slot{order:2}.status-grid,.rule-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:12px}.status-card,.rule-card{padding:14px;background:var(--bg);box-shadow:none}.status-card strong{display:block;color:var(--grape);margin-bottom:6px}.page-hero{padding:22px;margin-bottom:18px}.page-hero-grid{display:grid;grid-template-columns:1fr minmax(260px,34%);gap:20px;align-items:center}.page-hero .image-slot{height:180px}.article-body{display:grid;grid-template-columns:minmax(0,1fr) 280px;gap:22px;align-items:start}.article-main .section-card p:last-child{margin-bottom:0}.article-aside{position:sticky;top:88px}.aside-box{padding:16px;background:var(--deep);border:1px solid var(--line);border-radius:10px;margin-bottom:14px}.aside-box h2{font-size:17px}.aside-box a{display:block;padding:6px 0;color:var(--grape);font-weight:700}.meta-line{display:flex;flex-wrap:wrap;gap:8px 16px;font-size:13px;color:var(--soft);margin-top:12px}.tag{display:inline-flex;min-height:28px;align-items:center;padding:0 9px;border-radius:6px;background:var(--deep);color:var(--grape);font-size:12px;font-weight:700}.quote-note{padding:16px 18px;border-left:4px solid var(--grape);background:var(--deep);border-radius:0 8px 8px 0;color:var(--ink);margin:14px 0}.fact-box{border:1px solid rgba(107,63,160,.22);background:#fbf8fd;border-radius:10px;padding:16px;margin:14px 0}.fact-box strong{color:var(--grape)}.list-clean{margin:0;padding-left:1.2em}.list-clean li{margin:7px 0}.faq-list{display:grid;gap:12px}.faq-item{padding:18px}.faq-item h2{font-size:18px}.two-col{display:grid;grid-template-columns:1fr 1fr;gap:16px}.app-showcase{display:grid;grid-template-columns:minmax(240px,32%) 1fr;gap:24px;align-items:center}.footer-top{padding:34px 0 26px}.site-footer{background:var(--night);color:var(--mist);margin-top:38px}.footer-brand{display:flex;align-items:center;gap:10px;color:#fff;margin-bottom:24px}.footer-brand img{height:26px;max-width:122px;object-fit:contain}.footer-brand span{color:var(--mist);font-size:12px}.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:22px}.footer-grid h2{font-size:14px;color:#fff}.footer-grid a{display:block;color:var(--mist);padding:4px 0;font-size:14px}.footer-note{border-top:1px solid rgba(215,198,240,.16);padding:18px 0 24px;color:var(--mist);font-size:13px}.footer-note p{max-width:980px}.mobile-bottom{display:none}a:hover{color:var(--grape)}.site-footer a:hover,.night-menu a:hover,.night-tabs a:hover,.brand:hover,.brand-mini:hover{color:#fff}.button-primary:hover{color:#fff;background:#583184}.button-secondary:hover{color:var(--ink);background:#ded0ef}a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
@media(max-width:900px){.night-tabs{display:none}.stage-inner{gap:10px}.brand{min-width:0;flex:1}.stage-actions{margin-left:0}.home-split,.page-hero-grid,.article-body,.section-media,.section-media.reverse,.app-showcase{grid-template-columns:1fr}.section-media.reverse .image-slot{order:0}.grid-four{grid-template-columns:repeat(2,minmax(0,1fr))}.status-grid,.rule-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.article-aside{position:static}.night-menu{height:60vh;overflow:auto}.night-menu-groups{grid-template-columns:repeat(2,1fr);padding-bottom:20px}.search-card{margin-right:16px}.two-col{grid-template-columns:1fr}}
@media(max-width:640px){:root{--top:64px}.shell{width:min(100% - 32px,1180px)}.night-line{height:10px}.night-stage,.stage-inner{height:54px}.site-main{padding-top:80px;padding-bottom:58px}.brand img{max-width:108px;height:24px}.brand span{font-size:17px}.stage-actions{gap:6px}.menu-open,.app-link{min-height:44px;padding:0 11px;font-size:13px}.night-menu-groups{grid-template-columns:1fr;gap:12px}.night-menu-groups a{grid-template-columns:76px 1fr}.night-menu-head{position:sticky;top:0;background:#1A1028;padding:3px 0;z-index:1}.grid-four,.status-grid,.rule-grid,.two-col{grid-template-columns:1fr}.content-card .image-slot{height:170px}.section-head{display:block}.page-hero,.section-card,.hero{padding:16px}.page-hero .image-slot{height:170px}.mobile-bottom{position:fixed;z-index:820;left:0;right:0;bottom:0;height:calc(50px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(5,1fr);background:var(--paper);border-top:1px solid var(--line);box-shadow:0 -8px 24px rgba(18,8,28,.08)}.mobile-bottom a{display:flex;align-items:center;justify-content:center;min-height:50px;color:var(--muted);font-size:13px}.mobile-bottom a.active{background:var(--grape);color:#fff}.site-footer{margin-bottom:0}.search-card{width:calc(100% - 32px);margin:0 16px}.fallback-title{font-size:24px}.hero-copy{padding:14px 2px 0}h1{font-size:28px}.footer-grid{grid-template-columns:repeat(2,1fr)}.image-slot.cover-slot{min-height:160px}.image-slot.app-slot{min-height:220px}}
@media(max-width:380px){.app-link{padding:0 9px}.menu-open{padding:0 9px}.footer-grid{grid-template-columns:1fr}.brand-mini{font-size:7px}.night-menu-groups a{grid-template-columns:70px 1fr}}