:root{
    --bg:#f4ede0;
    --paper:#fbf6ec;
    --paper2:#ede3d0;
    --ink:#1c160c;
    --text:#2a2214;
    --muted:#5a4a30;
    --gold:#8a6a28;
    --gold2:#c49a3c;
    --line:rgba(28,22,12,.13);
    --shadow:0 14px 30px rgba(28,22,12,.08);
    --max:1040px;
}
*{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","Microsoft YaHei",Arial,sans-serif;font-size:15px;line-height:1.75;overflow-x:hidden}
body.modal-open{overflow:hidden}
img{display:block;max-width:100%}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
a:focus-visible,button:focus-visible,input:focus-visible{outline:3px solid var(--gold2);outline-offset:3px}
.shell{width:min(var(--max),calc(100% - 32px));margin:auto}
.site-header{position:fixed;inset:0 0 auto;z-index:60}
.top-strip{height:22px;background:var(--ink);color:var(--gold2)}
.top-strip-inner{height:22px;display:flex;align-items:center;justify-content:space-between;font-size:12px}
.search-trigger{border:0;background:transparent;color:var(--gold2);font-size:12px;font-weight:800}
.brand-row{height:64px;background:rgba(251,246,236,.98);border-bottom:1px solid var(--line)}
.brand-row-inner{height:100%;display:grid;grid-template-columns:auto 1fr auto;align-items:center;gap:18px}
.brand-home{display:flex;align-items:center;min-height:44px}
.brand-logo,.footer-logo,.panel-logo{height:26px;width:auto;max-width:170px;object-fit:contain}
.brand-text{font-size:18px;font-weight:900}
.desktop-primary{display:flex;justify-content:center;gap:10px}
.desktop-primary a{min-height:40px;padding:8px 14px;border:1px solid transparent;display:flex;align-items:center;font-weight:900}
.desktop-primary a.is-current,.desktop-primary a:hover{border-color:var(--gold);background:var(--paper2)}
.header-actions{display:flex;gap:8px}
.app-link,.menu-trigger,.btn-primary,.btn-secondary{min-height:42px;padding:8px 14px;border-radius:3px;display:inline-flex;align-items:center;justify-content:center;font-weight:900;font-size:14px}
.app-link,.btn-primary{background:linear-gradient(135deg,#1C160C 0%,#C49A3C 100%);color:var(--paper);border:1px solid var(--ink)}
.menu-trigger,.btn-secondary{background:var(--paper);color:var(--ink);border:1px solid var(--gold)}
.site-main{padding:112px 0 58px}
.page-shell{width:min(var(--max),calc(100% - 32px));margin:auto}
h1,h2,h3{color:var(--ink);line-height:1.3;margin-top:0}
h1{font-size:28px;margin-bottom:12px}
h2{font-size:21px;margin-bottom:10px}
h3{font-size:16px;margin-bottom:7px}
p{margin:0 0 14px}
.eyebrow{font-size:12px;color:var(--gold);font-weight:900;letter-spacing:.08em;margin-bottom:7px}
.lead{font-size:16px;color:var(--muted);max-width:820px}
.hero{padding:28px;background:var(--paper);border:1px solid var(--line);box-shadow:var(--shadow);margin-bottom:22px}
.hero-title{font-size:30px}
.hero-links{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.media-slot,.banner-slot,.portrait-slot,.icon-slot{background:var(--paper2);border:1px solid var(--line);display:flex;align-items:center;justify-content:center;overflow:hidden}
.media-slot{height:210px}
.banner-slot{height:260px}
.portrait-slot{height:320px;max-width:320px}
.icon-slot{width:64px;height:64px}
.media-slot img,.banner-slot img,.portrait-slot img,.icon-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.icon-slot img{width:48px;height:48px}
.section{margin:22px 0;padding:24px;background:var(--paper);border:1px solid var(--line)}
.section.dark{background:var(--ink);color:var(--paper)}
.section.dark h2,.section.dark h3{color:var(--gold2)}
.section.dark p{color:var(--paper)}
.portal-strip{display:grid;grid-template-columns:1.15fr .85fr;gap:16px;margin:22px 0}
.portal-main,.portal-side{padding:22px;border:1px solid var(--line);background:var(--paper)}
.portal-side{background:var(--ink);color:var(--paper)}
.portal-side h2,.portal-side h3{color:var(--gold2)}
.portal-side p{color:var(--paper)}
.entry-list{display:grid;gap:12px}
.entry-row{display:grid;grid-template-columns:150px 1fr auto;gap:16px;align-items:center;padding:16px 18px;background:var(--paper);border:1px solid var(--line)}
.entry-row strong{color:var(--ink)}
.entry-row span{color:var(--muted)}
.entry-row a{min-height:40px;padding:7px 11px;border:1px solid var(--gold);display:flex;align-items:center;font-weight:900}
.mosaic{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
.mosaic-stack{display:grid;gap:16px}
.info-card{padding:20px;background:var(--paper);border:1px solid var(--line)}
.info-card.dark{background:var(--ink);color:var(--paper)}
.info-card.dark h2,.info-card.dark h3{color:var(--gold2)}
.topic-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}
.topic-grid article{padding:18px;background:var(--paper);border:1px solid var(--line)}
.timeline{display:grid;gap:12px}
.timeline article{display:grid;grid-template-columns:130px 1fr;gap:16px;padding:17px;background:var(--paper);border:1px solid var(--line)}
.status{display:inline-flex;padding:5px 9px;background:var(--gold);color:var(--paper);font-weight:900}
.guide-list{display:grid;gap:12px}
.guide-item{display:grid;grid-template-columns:56px 1fr;gap:15px;padding:18px;background:var(--paper);border:1px solid var(--line)}
.guide-no{height:56px;background:var(--ink);color:var(--gold2);display:flex;align-items:center;justify-content:center;font-size:24px;font-weight:900}
.card-list,.faq-list,.term-list{display:grid;gap:14px}
.card-list article,.faq-list article,.term-list section{padding:20px;background:var(--paper);border:1px solid var(--line)}
.faq-list h2{font-size:17px}
.app-layout{display:grid;grid-template-columns:320px 1fr;gap:24px;align-items:center}
.link-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:14px}
.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid var(--gold2);padding:42px 0 92px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}
.footer-brand strong{display:block;color:var(--gold2)}
.footer-brand span{display:block;font-size:12px}
.footer-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.footer-grid h2{font-size:14px;color:var(--gold2)}
.footer-grid a{display:block;padding:4px 0;font-size:13px}
.footer-note{font-size:13px;color:var(--bg);margin-top:20px}
.overlay{position:fixed;inset:0;background:rgba(28,22,12,.52);z-index:80;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}
.overlay.is-active{opacity:1;visibility:visible;pointer-events:auto}
.nav-panel{position:fixed;top:0;right:0;width:min(420px,92vw);height:100vh;background:var(--bg);z-index:90;overflow:auto;transform:translateX(105%);visibility:hidden;pointer-events:none;transition:.25s}
.nav-panel.is-open{transform:none;visibility:visible;pointer-events:auto}
.nav-panel-head{position:sticky;top:0;z-index:2;padding:15px;background:var(--bg);border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between}
.nav-brand{display:flex;align-items:center;gap:8px}
.nav-panel-body{padding:14px}
.nav-panel-body section{padding:10px 0;border-bottom:1px solid var(--line)}
.nav-panel-body h2{font-size:15px}
.nav-panel-body a{display:block;padding:8px 0}
.nav-panel-body strong,.nav-panel-body span{display:block}
.nav-panel-body span{font-size:12px;color:var(--muted)}
.close-btn{min-height:42px;padding:7px 11px;background:var(--paper);border:1px solid var(--gold);font-weight:900}
.search-panel{position:fixed;left:0;right:0;top:86px;z-index:95;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-8px);transition:.2s}
.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:none}
.search-card{width:min(700px,calc(100% - 32px));margin:auto;padding:20px;background:var(--paper);border:1px solid var(--gold);box-shadow:var(--shadow)}
.search-head{display:flex;align-items:center;justify-content:space-between;margin-bottom:12px}
.search-card input{width:100%;min-height:46px;border:1px solid var(--gold);padding:0 12px}
.quick-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.quick-links a{padding:7px 10px;background:var(--paper2);border:1px solid var(--gold);font-weight:900}
.mobile-bottom{display:none}
@media(max-width:780px){
    .desktop-primary{display:none}
    .brand-row-inner{grid-template-columns:1fr auto}
    .site-main{padding-top:102px;padding-bottom:78px}
    .portal-strip,.mosaic,.topic-grid,.app-layout{grid-template-columns:1fr}
    .entry-row{grid-template-columns:1fr;gap:8px}
    .timeline article,.guide-item{grid-template-columns:1fr}
    .footer-grid{grid-template-columns:repeat(2,1fr)}
    .search-panel{inset:0;top:0;background:var(--ink);padding:16px}
    .search-card{width:100%;height:100%;overflow:auto}
    .mobile-bottom{display:grid;position:fixed;left:0;right:0;bottom:0;z-index:65;grid-template-columns:repeat(4,1fr);height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);background:var(--paper);border-top:1px solid var(--gold)}
    .mobile-bottom a{display:flex;align-items:center;justify-content:center;font-size:13px;font-weight:900}
    .mobile-bottom a.is-current{background:var(--gold);color:var(--paper)}
}