:root{
  --bg:#FBF3E4;--deep:#E8D8C0;--paper:#FFF8EE;--secondary:#F3E6D2;
  --ink:#1A1208;--text:#2A1E10;--muted:#6A4A28;--soft:#8A6A40;
  --orange:#C46A20;--gold:#D4A03A;--apricot:#F3D8A8;
  --border:rgba(26,18,8,.12);--focus:rgba(196,106,32,.50);
  --shadow:0 12px 28px rgba(26,18,8,.08);--radius:4px;--max:960px
}
*{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;font-size:15px;line-height:1.7;overflow-x:hidden}
a{color:var(--orange);text-decoration:none}
a:hover{text-decoration:underline}
button,a{font:inherit}
button{cursor:pointer}
.skip-link{position:fixed;left:12px;top:-70px;z-index:200;background:var(--ink);color:var(--paper);padding:8px 14px;border-radius:var(--radius)}
.skip-link:focus{top:12px}
.site-top{position:fixed;left:0;right:0;top:0;z-index:80}
.microbar{height:20px;background:var(--ink);color:var(--gold);font-size:12px}
.micro-inner,.brand-inner,.corenav-inner,.footer-inner,.drawer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.micro-inner{height:20px;display:flex;align-items:center;justify-content:space-between}
.text-action{border:0;background:transparent;color:var(--gold);padding:0 2px;min-height:20px}
.brandbar{height:54px;background:var(--paper);border-bottom:1px solid var(--focus)}
.brand-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:12px}
.brand-link{display:flex;align-items:center;gap:9px;min-width:0;color:var(--ink);font-size:16px;font-weight:800}
.logo-slot{display:inline-flex;align-items:center;justify-content:center;background:var(--paper)}
.logo-slot img{display:block;max-width:100%;object-fit:contain;object-position:center}
.logo-inline{width:116px;height:28px}
.logo-inline img{height:24px;width:auto}
.logo-inline:has(img)+.brand-fallback{display:none}
.brand-actions{display:flex;align-items:center;gap:8px}
.top-app,.menu-button{height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 14px;border-radius:var(--radius);font-size:14px;white-space:nowrap}
.top-app{background:linear-gradient(135deg,#1A1208 0%,#C46A20 100%);color:var(--paper);font-weight:700}
.menu-button{border:1px solid var(--orange);background:var(--paper);color:var(--ink)}
.corenav{height:44px;background:var(--paper);border-bottom:1px solid var(--border)}
.corenav-inner{height:44px;display:flex;align-items:center;gap:18px}
.core-mark,.core-dot{display:inline-block;clip-path:polygon(50% 0,86% 35%,100% 68%,76% 100%,24% 100%,0 68%,14% 35%)}
.core-mark{width:14px;height:18px;background:var(--orange);box-shadow:inset 0 0 0 2px var(--gold);flex:0 0 auto}
.core-link{display:inline-flex;align-items:center;gap:7px;color:var(--ink);font-size:13px;min-height:44px}
.core-dot{width:11px;height:14px;background:transparent;border:2px solid var(--gold)}
.core-link.is-active .core-dot{background:var(--orange);border-color:var(--orange)}
.site-main{padding-top:118px;min-height:70vh}
.page-shell{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:34px 0 64px}
.hero-plain,.hero-intro{padding:22px 0 28px}
.eyebrow,.hero-core{display:inline-flex;align-items:center;gap:8px;color:var(--orange);font-size:13px;font-weight:800;letter-spacing:.06em}
.eyebrow::before,.hero-core::before{content:"";width:14px;height:18px;background:var(--orange);clip-path:polygon(50% 0,86% 35%,100% 68%,76% 100%,24% 100%,0 68%,14% 35%)}
.hero-plain h1,.hero-intro h1,.page-title h1{margin:12px 0 10px;color:var(--ink);font-size:24px;line-height:1.3}
.lead{max-width:780px;margin:0;color:var(--muted)}
.hero-sentence{font-size:20px;color:var(--ink);font-weight:800;margin:10px 0}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}
.btn{height:42px;padding:0 16px;border-radius:var(--radius);display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:750;white-space:nowrap}
.btn-primary{background:linear-gradient(135deg,#1A1208 0%,#C46A20 100%);color:var(--paper)}
.btn-secondary{background:var(--paper);color:var(--ink);border:1px solid var(--orange)}
.section-block{margin:28px 0}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:20px;margin-bottom:14px}
.section-head h2,.content-card h2{font-size:20px;line-height:1.35;color:var(--ink);margin:0}
.section-head p{margin:0;color:var(--soft);font-size:13px}
.content-card{background:var(--paper);border:1px solid var(--border);box-shadow:var(--shadow);border-radius:var(--radius);padding:22px}
.content-card h3{font-size:16px;color:var(--ink);margin:0 0 8px}
.content-card p{margin:8px 0}
.image-slot{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}
.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.flame-cut{display:grid;grid-template-columns:210px 1fr;gap:28px;align-items:center}
.flame-slot{height:176px;max-width:200px;clip-path:polygon(50% 0,100% 31%,94% 100%,6% 100%,0 31%);border-radius:0}
.flame-slot img{padding:8px}
.single-wide{max-width:820px;margin-left:auto;margin-right:auto}
.single-wide .image-slot{height:245px;margin-bottom:16px}
.flame-pages{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.flame-page{position:relative;padding:28px 24px 24px 38px;overflow:hidden}
.flame-page::before{content:"";position:absolute;left:15px;top:24px;width:12px;height:16px;background:var(--orange);clip-path:polygon(50% 0,86% 35%,100% 68%,76% 100%,24% 100%,0 68%,14% 35%)}
.flame-page .image-slot{height:210px;margin:10px 0 14px}
.narrow-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.narrow-story{min-width:0}
.narrow-story .image-slot{height:220px;margin-bottom:14px}
.ring-pages{display:grid;grid-template-columns:1fr 1fr;gap:20px}
.ring-page{position:relative;padding:28px 24px 24px 38px}
.ring-page::before{content:"";position:absolute;left:15px;top:24px;width:12px;height:16px;background:var(--orange);clip-path:polygon(50% 0,86% 35%,100% 68%,76% 100%,24% 100%,0 68%,14% 35%)}
.ring-page .image-slot{height:210px;margin:10px 0 14px}
.shelf-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.shelf-lead{grid-column:1/-1;display:grid;grid-template-columns:220px 1fr;gap:18px;align-items:center}
.shelf-lead .image-slot{height:170px}
.archive-head{height:180px;margin-bottom:16px}
.archive-cards{display:grid;grid-template-columns:1fr 1fr;gap:18px}
.thirds{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}
.thirds .content-card{min-height:180px}
.status-list{display:grid;gap:12px}
.status-row{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);padding:15px 16px;display:grid;grid-template-columns:110px 1fr;gap:12px}
.status-tag{display:inline-flex;align-items:center;justify-content:center;min-height:36px;border-radius:var(--radius);background:var(--secondary);color:var(--orange);font-weight:800}
.wrap-flame{position:relative;padding:10px 0}
.wrap-flame::before{content:"";position:absolute;right:58px;top:36px;width:190px;height:255px;border:2px solid var(--focus);clip-path:polygon(50% 0,100% 28%,92% 100%,8% 100%,0 28%);pointer-events:none}
.wrap-flame-inner{display:grid;grid-template-columns:1fr 220px;gap:30px;align-items:center;position:relative}
.wrap-copy{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);padding:20px;box-shadow:var(--shadow)}
.app-visual{display:flex;flex-direction:column;align-items:center;gap:10px;z-index:1}
.app-shot{height:300px;width:190px}
.app-icon{width:48px;height:48px;border-radius:var(--radius)}
.wrap-ring{position:relative;padding:18px 0}
.wrap-ring-inner{display:grid;grid-template-columns:1fr 200px 1fr;gap:22px;align-items:center}
.wrap-ring::before{content:"";position:absolute;left:50%;top:26px;transform:translateX(-50%);width:230px;height:280px;border:2px solid var(--focus);clip-path:polygon(50% 0,100% 30%,92% 100%,8% 100%,0 30%);pointer-events:none}
.bullet-list{padding-left:20px;margin:10px 0}
.bullet-list li{margin:8px 0}
.faq-mini{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.faq-mini details,.faq-list details{background:var(--paper);border:1px solid var(--border);border-radius:var(--radius);padding:15px 16px}
.faq-mini summary,.faq-list summary{cursor:pointer;color:var(--ink);font-weight:800}
.faq-list{display:grid;gap:12px}
.article-flow{display:grid;gap:16px}
.article-flow .content-card{padding:24px}
.article-flow h2{margin-top:0}
.article-flow p:last-child{margin-bottom:0}
.center-cards{display:grid;gap:18px;max-width:760px;margin:0 auto}
.center-card{text-align:center;padding:26px}
.memo-list{display:grid;gap:14px}
.memo-row{display:grid;grid-template-columns:120px 1fr;gap:16px;padding:18px;background:var(--paper);border:1px solid var(--border);border-radius:var(--radius)}
.memo-row strong{color:var(--orange)}
.topic-list{display:grid;gap:16px}
.topic-item{display:grid;grid-template-columns:160px 1fr;gap:18px;align-items:start}
.topic-label{background:var(--deep);color:var(--ink);padding:15px;border-radius:var(--radius);font-weight:800}
.terms section{padding:20px 0;border-bottom:1px solid var(--border)}
.terms section:last-child{border-bottom:0}
.about-banner{height:200px;margin:14px 0 24px}
.brand-image{height:220px;margin:16px 0}
.page-title-center{text-align:center}.lead-center{margin-left:auto;margin-right:auto}.centered-wide{max-width:720px;margin-left:auto;margin-right:auto}
.slot-wide-190{height:190px;margin-bottom:14px}.slot-wide-220{height:220px}.slot-wide-240{height:240px}
.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid rgba(212,160,58,.42)}
.footer-inner{padding:34px 0 78px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.footer-logo{width:120px;height:30px;background:transparent}
.footer-logo img{height:24px;width:auto}
.footer-brand strong{display:block;color:var(--paper)}
.footer-brand span{display:block;color:var(--gold);font-size:12px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px}
.footer-grid section{display:flex;flex-direction:column;gap:6px}
.footer-grid h2{font-size:13px;color:var(--gold);margin:0 0 6px}
.footer-grid a{color:var(--bg);font-size:13px}
.footer-note,.copyright{font-size:13px;color:var(--apricot)}
.footer-note{margin-top:24px;max-width:760px}.copyright{margin-bottom:0}
.overlay{position:fixed;inset:0;background:rgba(26,18,8,.38);opacity:0;visibility:hidden;pointer-events:none;transition:.2s;z-index:90}
.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.site-drawer{position:fixed;left:0;right:0;bottom:0;width:100%;max-height:300px;overflow:auto;background:var(--paper);border-top:1px solid var(--focus);box-shadow:0 -18px 50px rgba(26,18,8,.22);z-index:100;transform:translateY(104%);opacity:0;visibility:hidden;pointer-events:none;transition:.24s}
.site-drawer.is-open{transform:translateY(0);opacity:1;visibility:visible;pointer-events:auto}
.drawer-inner{padding-bottom:14px}
.drawer-head{position:sticky;top:0;background:var(--paper);display:flex;align-items:center;justify-content:space-between;padding:10px 0;border-bottom:1px solid var(--border);z-index:1}
.drawer-brand{display:flex;align-items:center;gap:8px}.drawer-logo{width:90px;height:26px}.drawer-logo img{height:24px;width:auto}
.icon-close{min-width:44px;min-height:44px;border:1px solid var(--border);background:var(--paper);color:var(--ink);border-radius:var(--radius);font-size:22px}
.drawer-groups{display:grid;grid-template-columns:1.15fr 1.15fr .8fr 1.4fr;gap:18px;padding-top:10px}
.drawer-groups h2{font-size:13px;color:var(--soft);margin:0 0 6px}
.drawer-groups a{display:block;padding:5px 0;color:var(--ink)}
.drawer-groups a strong,.drawer-groups a span{display:block}.drawer-groups a span{font-size:12px;color:var(--soft);margin-top:1px}
.search-panel{position:fixed;left:0;right:0;top:74px;z-index:95;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-10px);transition:.2s}
.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.search-card{width:min(var(--max),calc(100% - 32px));margin:0 auto;background:var(--paper);border:1px solid var(--focus);border-radius:0 0 var(--radius) var(--radius);box-shadow:var(--shadow);padding:18px}
.search-head{display:flex;align-items:center;justify-content:space-between}.search-links{display:flex;flex-wrap:wrap;gap:10px}
.search-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;border-radius:var(--radius);background:var(--secondary);color:var(--ink);border:1px solid var(--border)}
.mobile-bottom{display:none}.no-scroll{overflow:hidden}
.btn:hover,.top-app:hover,.menu-button:hover,.search-links a:hover{text-decoration:none;filter:brightness(.98)}
a:focus-visible,button:focus-visible,summary:focus-visible{outline:3px solid var(--focus);outline-offset:3px}
@media (max-width:760px){
  .corenav{display:none}.site-main{padding-top:74px}.page-shell{padding-top:24px;padding-bottom:88px}
  .micro-inner,.brand-inner,.footer-inner,.drawer-inner{width:calc(100% - 32px)}
  .logo-inline{width:92px}.brand-fallback{font-size:15px}.brand-actions{gap:6px}.top-app,.menu-button{padding:0 11px}
  .flame-cut,.narrow-grid,.ring-pages,.flame-pages,.shelf-cards,.thirds,.faq-mini,.topic-item,.memo-row,.archive-cards{grid-template-columns:1fr}
  .flame-cut{text-align:center}.flame-cut .content-card{text-align:left}.flame-slot{margin:0 auto;width:176px}
  .shelf-lead{grid-column:auto;grid-template-columns:1fr}.shelf-lead .image-slot{height:190px}
  .wrap-flame-inner,.wrap-ring-inner{grid-template-columns:1fr}.wrap-flame::before{right:50%;transform:translateX(50%);top:180px;width:190px;height:240px}.wrap-ring::before{top:180px}
  .wrap-copy{z-index:1}.app-shot{height:300px;max-width:74vw}.status-row{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr 1fr}.drawer-inner{width:100%;padding:0 16px 14px}.site-drawer{max-height:70vh}.drawer-groups{grid-template-columns:1fr 1fr;gap:14px}
  .search-panel{top:0;bottom:0;background:var(--ink);padding-top:18px}.search-card{height:100%;width:100%;border:0;border-radius:0;background:var(--ink);color:var(--gold);box-shadow:none}
  .search-card strong,.search-card p{color:var(--paper)}.search-card .icon-close{background:transparent;color:var(--paper);border-color:rgba(255,248,238,.3)}
  .search-links a{background:transparent;color:var(--paper);border-color:rgba(212,160,58,.5)}
  .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);z-index:70;background:var(--paper);border-top:1px solid var(--border)}
  .mobile-bottom a{display:flex;align-items:center;justify-content:center;color:var(--ink);font-size:13px;min-height:48px}.mobile-bottom a.is-active{background:var(--orange);color:var(--paper)}
  .site-footer{padding-bottom:48px}.footer-inner{padding-bottom:34px}
}
@media (max-width:480px){.footer-grid,.drawer-groups{grid-template-columns:1fr}.section-head{display:block}.section-head p{margin-top:4px}}