:root{--bg:#FFF6F4;--deep:#F6E4E2;--card:#FFFFFF;--soft:#FBECEA;--title:#1C1212;--text:#3E2424;--muted:#6E4848;--faint:#9A7070;--red:#B4232C;--bright:#E23B44;--darkred:#7A1520;--gold:#C4A06A;--brown:#1C1212;--border:rgba(180,35,44,.16);--shadow:0 12px 28px rgba(28,18,18,.08);--radius:12px;--max:960px}
*{box-sizing:border-box}
html{scroll-behavior:smooth;overflow-x:hidden}
body{margin:0;background:var(--bg);color:var(--text);font-family:"Microsoft YaHei","PingFang SC","Noto Sans CJK SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{max-width:100%;display:block}
.skip-link{position:fixed;left:12px;top:-60px;z-index:200;background:#fff;color:var(--darkred);padding:8px 12px;border-radius:8px}.skip-link:focus{top:8px}
.top-stack{position:fixed;left:0;right:0;top:0;z-index:100}
.bar-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.red-brow{height:18px;background:var(--darkred);color:#fff;font-size:12px;line-height:18px}
.red-brow .bar-inner{display:flex;align-items:center;justify-content:space-between;height:100%}
.text-button{border:0;background:transparent;color:#fff;padding:0 4px;min-height:18px}
.brand-bar{height:54px;background:rgba(255,246,244,.98);border-bottom:1px solid var(--border)}
.brand-row{height:54px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand-link{display:inline-flex;align-items:center;min-height:44px;max-width:180px}
.brand-logo,.fold-logo,.footer-logo{height:24px;width:auto;object-fit:contain;object-position:center}
.brand-text{font-size:16px;font-weight:800;color:var(--darkred)}
.brand-actions{display:flex;align-items:center;gap:8px}
.app-link,.fold-toggle,.primary-button,.secondary-button{height:42px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;border-radius:10px;font-size:14px;font-weight:700;white-space:nowrap;transition:filter 180ms ease,box-shadow 180ms ease,transform 180ms ease}
.app-link,.primary-button{background:linear-gradient(135deg,#E23B44 0%,#B4232C 55%,#7A1520 100%);color:#fff;box-shadow:0 6px 16px rgba(180,35,44,.18)}
.fold-toggle,.secondary-button{border:1px solid rgba(122,21,32,.25);background:#fff;color:var(--darkred)}
.app-link:hover,.primary-button:hover,.seal-link.is-current:hover,.mobile-bottom .is-current:hover{filter:brightness(1.05);box-shadow:0 0 0 3px rgba(226,59,68,.28),0 10px 24px rgba(122,21,32,.28)}
.app-link:active,.primary-button:active,.seal-link.is-current:active,.mobile-bottom .is-current:active{filter:brightness(1.08);box-shadow:0 0 0 4px rgba(196,160,106,.42),0 0 22px rgba(226,59,68,.50)}
a:focus-visible,button:focus-visible,input:focus-visible{outline:2px solid var(--bright);outline-offset:2px}
.seal-nav{height:44px;background:var(--soft);border-bottom:1px solid var(--border)}
.seal-inner{height:44px;display:flex;align-items:center;gap:10px}
.seal-mark{width:22px;height:22px;border:1px solid var(--red);display:inline-grid;place-items:center;border-radius:4px;color:var(--red);font-size:12px;font-weight:800}
.seal-link{height:32px;padding:0 10px;display:inline-flex;align-items:center;gap:6px;border-radius:8px;color:var(--darkred);border:1px solid transparent;font-size:13px}
.seal-link.is-current{background:var(--darkred);color:#fff;border-color:var(--gold);box-shadow:0 6px 16px rgba(180,35,44,.18)}
.site-main{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:142px 0 64px;min-height:70vh}
.breadcrumb{font-size:13px;color:var(--muted);margin:0 0 18px}.breadcrumb a{color:var(--darkred)}
.page-head{margin:0 0 24px}.page-head .eyebrow,.eyebrow{font-size:13px;color:var(--darkred);font-weight:800;letter-spacing:.05em}.page-head h1,.hero-copy h1{font-size:24px;line-height:1.3;color:var(--title);margin:7px 0 10px}.page-head p,.hero-copy p{margin:0;color:var(--muted);max-width:780px}
h2{font-size:20px;line-height:1.4;color:var(--title);margin:0 0 12px}h3{font-size:16px;line-height:1.5;color:var(--title);margin:0 0 8px}p{margin:0 0 14px}ul{padding-left:20px}
.section{margin:0 0 28px;padding:24px;border:1px solid var(--border);border-radius:var(--radius);background:var(--card);box-shadow:var(--shadow)}
.soft-section{background:var(--soft)}
.section-title{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:14px}.section-title span{font-size:12px;color:var(--darkred);border:1px solid var(--border);padding:3px 8px;border-radius:999px;background:#fff}
.action-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.media-slot{margin:0;background:var(--soft);border:1px solid var(--border);border-radius:12px;display:flex;align-items:center;justify-content:center;overflow:hidden}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-empty{display:block;width:100%;height:100%;background:linear-gradient(145deg,rgba(196,160,106,.10),rgba(180,35,44,.08))}
.slot-wide{width:100%;height:168px}.slot-160{width:100%;height:160px}.slot-square{width:240px;max-width:100%;height:176px}.slot-app{width:240px;max-width:100%;height:320px}.slot-banner{width:100%;height:200px}.slot-brand{width:100%;height:176px}
.home-intro{padding:10px 0 22px}.index-mark{width:48px;height:48px;display:grid;place-items:center;border:2px solid var(--red);color:var(--darkred);background:#fff;border-radius:10px;font-weight:900;box-shadow:inset 0 0 0 4px var(--soft)}
.hero-copy{margin-top:14px;max-width:760px}.hero-copy .lead{font-size:18px;color:var(--darkred);font-weight:800}
.cut-layout{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:center}.cut-layout.reverse{grid-template-columns:1fr 260px}.cut-layout.reverse .media-slot{order:2}
.red-dual{display:grid;grid-template-columns:1fr 1fr;gap:18px}.red-dual article{padding:20px;border-left:4px solid var(--red);background:#fff;border-radius:0 12px 12px 0;box-shadow:var(--shadow)}.red-dual .media-slot{margin-bottom:14px}
.sheet-grid{display:grid;grid-template-columns:1.15fr .85fr;gap:18px}.sheet-card{padding:22px;border-radius:12px;background:#fff;border:1px solid var(--border);box-shadow:var(--shadow)}
.status-band{display:flex;align-items:center;gap:16px;padding:18px 20px;border-radius:12px;border:1px solid var(--border);background:linear-gradient(90deg,#fff,#FBECEA)}.status-pill{flex:0 0 auto;background:var(--darkred);color:#fff;border:1px solid var(--gold);border-radius:999px;padding:5px 12px;font-size:13px}.status-copy{min-width:0}
.long-note{border-left:4px solid var(--gold);padding-left:20px}.editor-label{display:inline-block;font-size:12px;font-weight:800;color:#fff;background:var(--darkred);padding:4px 9px;border-radius:999px;margin-bottom:10px}
.topic-directory{display:grid;gap:14px}.topic-row{display:grid;grid-template-columns:120px 1fr auto;gap:16px;align-items:center;padding:18px;border:1px solid var(--border);border-radius:12px;background:#fff}.topic-row strong{color:var(--darkred)}.topic-row a{color:var(--darkred);font-weight:800;min-height:44px;display:inline-flex;align-items:center}
.scene-flow{display:grid;grid-template-columns:1fr 1fr;gap:18px}.scene-flow article{padding:20px;background:var(--deep);border-radius:12px}.scene-flow article:nth-child(even){background:#fff;border:1px solid var(--border)}
.app-wrap{display:grid;grid-template-columns:260px 1fr;gap:24px;align-items:start}.app-visual{display:flex;flex-direction:column;gap:12px;align-items:center}.app-icon{width:48px;height:48px;object-fit:contain;border-radius:12px}.feature-list{display:grid;grid-template-columns:1fr 1fr;gap:12px;margin-top:12px}.feature-list div{padding:14px;border:1px solid var(--border);border-radius:10px;background:#fff}
.prose{max-width:820px}.prose h2{margin-top:26px}.prose h3{margin-top:20px}.prose .notice{padding:16px 18px;border-radius:12px;background:var(--soft);border:1px solid var(--border);color:var(--darkred)}
.split-prose{display:grid;grid-template-columns:.78fr 1.22fr;gap:22px;align-items:start}.split-prose .side-card{position:sticky;top:136px;padding:18px;border-radius:12px;background:var(--soft);border:1px solid var(--border)}
.timeline-list{display:grid;gap:14px}.timeline-item{display:grid;grid-template-columns:90px 1fr;gap:16px}.timeline-tag{color:var(--darkred);font-weight:800}.timeline-body{padding:0 0 16px 18px;border-left:2px solid var(--border)}
.schedule-stack{display:grid;gap:12px}.schedule-row{display:grid;grid-template-columns:110px 1fr;gap:18px;padding:18px 20px;background:#fff;border:1px solid var(--border);border-radius:12px}.schedule-state{align-self:start;text-align:center;padding:6px 8px;border-radius:999px;background:var(--soft);color:var(--darkred);font-weight:800;font-size:13px}
.terms{display:grid;gap:16px}.terms section{padding:20px;border:1px solid var(--border);border-radius:12px;background:#fff}.terms section h2{font-size:18px}
.faq-list{display:grid;gap:12px}.faq-item{padding:20px;border:1px solid var(--border);border-radius:12px;background:#fff}.faq-item h2{font-size:16px;color:var(--darkred);margin-bottom:8px}.faq-item p{margin-bottom:0}
.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}.contact-card{padding:20px;border-radius:12px;border:1px solid var(--border);background:#fff}.contact-card strong{display:block;color:var(--darkred);font-size:16px;margin-bottom:8px}
.about-banner{margin-bottom:22px}.brand-statement{display:grid;grid-template-columns:1fr .72fr;gap:22px;align-items:center}
.mini-faq{display:grid;grid-template-columns:1fr 1fr;gap:14px}.mini-faq article{padding:18px;background:#fff;border:1px solid var(--border);border-radius:12px}.mini-faq p{margin:0}
.site-footer{background:var(--brown);color:#FBECEA;border-top:1px solid var(--red);padding:34px 0 80px}.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}.footer-brand{display:flex;align-items:center;gap:10px;margin-bottom:24px}.footer-brand strong{font-size:16px}.footer-brand span{font-size:12px;color:#d7b7b2}.footer-columns{display:grid;grid-template-columns:repeat(3,1fr);gap:24px}.footer-columns section{display:flex;flex-direction:column;gap:7px}.footer-columns h2{font-size:14px;color:#fff;margin-bottom:4px}.footer-columns a{font-size:13px;color:#FBECEA}.footer-note,.footer-copy{font-size:13px;color:#d7b7b2}.footer-note{margin-top:26px;padding-top:20px;border-top:1px solid rgba(255,255,255,.12)}.footer-copy{margin-bottom:0}
.page-overlay{position:fixed;inset:0;background:rgba(28,18,18,.44);z-index:120;opacity:0;visibility:hidden;pointer-events:none;transition:opacity 180ms ease,visibility 180ms ease}.page-overlay.is-visible{opacity:1;visibility:visible;pointer-events:auto}.panel-open{overflow:hidden}
.fold-panel{position:fixed;right:18px;top:84px;z-index:130;width:min(420px,calc(100% - 36px));max-height:68vh;overflow:auto;background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 50px rgba(28,18,18,.18);padding:18px;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px) scale(.98);transition:180ms ease}.fold-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}.fold-head{display:flex;align-items:center;justify-content:space-between;gap:12px;padding-bottom:14px;border-bottom:1px solid var(--border)}.fold-brand{display:flex;align-items:center;gap:10px}.fold-brand div{display:flex;flex-direction:column;line-height:1.2}.fold-brand span{font-size:11px;color:var(--muted)}.icon-button{min-height:44px;padding:0 12px;border:1px solid var(--border);border-radius:9px;background:#fff;color:var(--darkred)}.fold-groups{display:grid;gap:18px;padding-top:14px}.fold-groups section{display:grid;gap:7px}.fold-groups h2{font-size:13px;color:var(--muted);margin:0 0 2px}.fold-groups a{display:grid;grid-template-columns:120px 1fr;gap:12px;padding:10px 12px;border-radius:10px;background:var(--soft)}.fold-groups b{font-size:14px;color:var(--darkred)}.fold-groups span{font-size:12px;color:var(--muted)}
.search-panel{position:fixed;left:50%;top:78px;z-index:131;width:min(620px,calc(100% - 32px));transform:translate(-50%,-8px);opacity:0;visibility:hidden;pointer-events:none;transition:180ms ease}.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translate(-50%,0)}.search-card{background:#fff;border:1px solid var(--border);border-radius:14px;box-shadow:0 20px 50px rgba(28,18,18,.18);padding:20px}.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:14px}.search-head strong{font-size:18px;color:var(--title)}.search-head p{font-size:13px;color:var(--muted);margin:2px 0 0}.search-label{display:block;font-size:12px;color:var(--muted);margin:14px 0 6px}.search-input{width:100%;height:46px;border:1px solid var(--border);border-radius:10px;padding:0 12px;color:var(--text);background:#fff}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-presets a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border-radius:999px;background:var(--soft);color:var(--darkred);font-weight:700}
.mobile-bottom{display:none}
@media (max-width:720px){
 .bar-inner,.site-main,.footer-inner{width:calc(100% - 32px)}.seal-nav{display:none}.site-main{padding-top:92px;padding-bottom:84px}.brand-actions{gap:5px}.app-link,.fold-toggle{padding:0 11px}.brand-link{max-width:130px}.brand-logo{max-width:118px}.red-brow{height:18px}.brand-bar,.brand-row{height:54px}
 .section{padding:18px}.cut-layout,.cut-layout.reverse,.sheet-grid,.app-wrap,.split-prose,.brand-statement{grid-template-columns:1fr}.cut-layout.reverse .media-slot{order:0}.red-dual,.scene-flow,.feature-list,.mini-faq,.contact-grid{grid-template-columns:1fr}.slot-square,.slot-app{margin-inline:auto}.topic-row{grid-template-columns:1fr}.topic-row a{justify-self:start}.split-prose .side-card{position:static}.timeline-item{grid-template-columns:74px 1fr}.schedule-row{grid-template-columns:1fr}.footer-columns{grid-template-columns:1fr 1fr}.footer-columns section:last-child{grid-column:1/-1}
 .fold-panel{right:5%;top:78px;width:90%;max-height:68vh}.fold-groups a{grid-template-columns:1fr;gap:3px}
 .search-panel{inset:0;top:0;width:100%;height:100%;transform:none;background:var(--darkred);padding:76px 16px 74px;overflow:auto}.search-panel.is-open{transform:none}.search-card{background:transparent;border:0;box-shadow:none;padding:0;color:#fff}.search-head strong,.search-head p,.search-label{color:#fff}.search-head .icon-button{background:#fff;color:var(--darkred)}.search-input{background:#fff;color:var(--text)}.search-presets a{background:#fff;color:var(--darkred)}
 .mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:110;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:#fff;border-top:1px solid var(--border);display:grid;grid-template-columns:repeat(4,1fr)}.mobile-bottom a{height:48px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--darkred)}.mobile-bottom .is-current{background:var(--darkred);color:#fff;box-shadow:0 6px 16px rgba(180,35,44,.18)}
 .site-footer{padding-bottom:90px}
}
@media (max-width:430px){.footer-columns{grid-template-columns:1fr}.footer-columns section:last-child{grid-column:auto}.hero-copy h1,.page-head h1{font-size:23px}.section-title{align-items:flex-start;flex-direction:column}.fold-toggle{min-width:58px}.app-link{padding-inline:10px}}
@media (prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}