:root{
  --bg:#F6E7A8;--bg-deep:#E8D27A;--content:#FFF8DC;--soft:#F3E6B0;
  --ink:#3A2E08;--text:#4A3C12;--muted:#7A6418;--quiet:#9A8428;
  --gold:#8A6A12;--green:#5A7A38;--border:rgba(58,46,8,.16);
  --border-strong:rgba(138,106,18,.48);--shadow:0 12px 28px rgba(58,46,8,.08);
  --radius:10px;--shell: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:inherit;text-decoration:none}
button{font:inherit}
img{max-width:100%;display:block}
.shell{width:min(calc(100% - 32px),var(--shell));margin:0 auto}
.top-path{position:fixed;left:0;right:0;top:0;height:20px;background:var(--ink);color:var(--bg);z-index:70;font-size:12px}
.top-path-inner{height:20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.text-button{border:0;background:transparent;color:var(--bg);height:20px;padding:0 4px;cursor:pointer}
.bean-header{position:fixed;left:0;right:0;top:20px;height:54px;background:var(--bg);border-bottom:1px solid var(--border-strong);z-index:69}
.bean-header-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand-link{display:inline-flex;align-items:center;min-height:44px}
.brand-logo{height:24px;width:auto;object-fit:contain}
.brand-text{font-size:16px;font-weight:800;color:var(--ink);letter-spacing:.04em}
.header-actions{display:flex;align-items:center;gap:8px}
.header-app,.menu-trigger,.primary-button,.secondary-button,.soft-button{
  min-height:44px;display:inline-flex;align-items:center;justify-content:center;padding:0 16px;
  border-radius:9px;border:1px solid var(--border-strong);font-size:14px;white-space:nowrap
}
.header-app,.primary-button{background:linear-gradient(135deg,#F6E7A8 0%,#8A6A12 100%);color:var(--ink);font-weight:700}
.menu-trigger,.secondary-button{background:var(--ink);color:var(--bg);cursor:pointer}
.soft-button{background:var(--content);color:var(--ink)}
a:hover,.text-button:hover,.menu-trigger:hover{filter:brightness(.97)}
a:focus-visible,button:focus-visible{outline:3px solid var(--green);outline-offset:2px}
.bean-grid{position:fixed;left:0;right:0;top:74px;background:var(--bg);z-index:68;border-bottom:1px solid var(--border-strong)}
.bean-grid-inner{display:grid;grid-template-columns:1fr 1fr}
.bean-grid a{height:36px;display:flex;align-items:center;justify-content:center;border-right:1px solid var(--border-strong);border-bottom:1px solid var(--border-strong);font-size:13px;color:var(--gold)}
.bean-grid a:nth-child(2n){border-right:0}
.bean-grid a.is-current{background:var(--gold);color:var(--bg);font-weight:700}
.site-main{padding-top:146px;min-height:70vh}
.page-wrap{padding:28px 0 54px}
.page-head{margin-bottom:24px}
.eyebrow{margin:0 0 8px;font-size:13px;color:var(--gold);font-weight:700;letter-spacing:.08em}
h1,h2,h3,p{margin-top:0}
h1{font-size:24px;line-height:1.3;color:var(--ink);margin-bottom:12px}
h2{font-size:20px;color:var(--ink);line-height:1.4}
h3{font-size:16px;color:var(--ink);line-height:1.45}
.lead{max-width:760px;font-size:16px;color:var(--text);margin-bottom:0}
.section{margin-top:26px}
.card{background:var(--content);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:20px}
.card-deep{background:var(--gold);color:var(--content);border-radius:var(--radius);padding:20px}
.card-deep h2,.card-deep h3,.card-deep p{color:var(--content)}
.media-slot{background:var(--soft);border:1px solid var(--border);border-radius:10px;display:flex;align-items:center;justify-content:center;min-height:120px;overflow:hidden}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.button-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:18px}
.intro-index{display:grid;gap:16px}
.mini-index{display:grid;grid-template-columns:repeat(4,1fr);gap:8px;margin-bottom:4px}
.mini-index a{background:var(--content);border:1px solid var(--border-strong);min-height:44px;border-radius:8px;display:flex;align-items:center;justify-content:center;color:var(--ink);font-weight:700}
.frame-center{width:min(100%,420px);margin:0 auto}
.frame-center .media-slot{height:280px}
.timeline{display:grid;gap:14px}
.timeline-item{display:grid;grid-template-columns:24px 1fr;gap:14px}
.timeline-mark{width:14px;height:14px;border-radius:50%;background:var(--gold);margin-top:7px;box-shadow:0 0 0 5px rgba(138,106,18,.14)}
.timeline-body{border-left:1px solid var(--border-strong);padding:0 0 12px 18px}
.timeline-body .media-slot{height:210px;margin-bottom:14px}
.fold-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.fold-card{background:var(--content);border:1px solid var(--border-strong);border-radius:10px;padding:20px;position:relative}
.fold-card:after{content:"";position:absolute;right:0;top:0;border-style:solid;border-width:0 28px 28px 0;border-color:transparent var(--bg-deep) transparent transparent}
.fold-card .media-slot{height:220px;margin-bottom:16px}
.shelf-grid{display:grid;grid-template-columns:1fr 1fr;gap:16px}
.shelf-head{grid-column:1/-1}
.shelf-head .media-slot{height:220px}
.week-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px}
.week-card{background:var(--content);border-top:4px solid var(--gold);border-radius:8px;padding:18px;border-left:1px solid var(--border);border-right:1px solid var(--border);border-bottom:1px solid var(--border)}
.week-media{margin-top:14px;height:200px}
.status-list{display:grid;gap:12px}
.status-row{display:grid;grid-template-columns:120px 1fr;gap:14px;align-items:start;padding:16px;background:var(--content);border:1px solid var(--border);border-radius:9px}
.status-tag{display:inline-flex;align-items:center;justify-content:center;min-height:36px;border-radius:999px;background:var(--ink);color:var(--bg);font-size:13px;font-weight:700}
.check-list{display:grid;gap:12px}
.check-item{background:var(--content);border:1px solid var(--border);border-radius:9px;padding:16px 18px 16px 46px;position:relative}
.check-item:before{content:"✓";position:absolute;left:16px;top:16px;width:22px;height:22px;border-radius:50%;display:flex;align-items:center;justify-content:center;background:var(--green);color:#fff;font-weight:700}
.method-list{counter-reset:method;display:grid;gap:14px}
.method-item{counter-increment:method;display:grid;grid-template-columns:52px 1fr;gap:14px;padding:18px;background:var(--content);border:1px solid var(--border);border-radius:10px}
.method-item:before{content:counter(method);width:42px;height:42px;border-radius:50%;background:var(--gold);color:var(--bg);display:flex;align-items:center;justify-content:center;font-weight:800}
.album-list{display:grid;gap:14px}
.album-row{background:var(--content);border:1px solid var(--border);border-radius:10px;padding:18px;display:grid;grid-template-columns:180px 1fr;gap:18px;align-items:start}
.center-cards{display:grid;gap:16px;max-width:760px;margin:0 auto}
.center-card{text-align:center;background:var(--content);border:1px solid var(--border-strong);border-radius:10px;padding:22px}
.center-card .media-slot{height:220px;margin-bottom:16px}
.app-band{background:var(--ink);color:var(--bg);border-radius:12px;padding:22px;display:grid;grid-template-columns:1fr 240px;gap:22px;align-items:center}
.app-band h2,.app-band p{color:var(--bg)}
.app-visual{height:320px;background:var(--soft)}
.app-icon-wrap{display:flex;align-items:center;gap:12px;margin-bottom:14px}
.app-icon-wrap .media-slot{width:48px;height:48px;min-height:48px;flex:0 0 48px}
.prose-stack{display:grid;gap:14px}
.prose-block{background:var(--content);border:1px solid var(--border);border-radius:10px;padding:20px}
.prose-block:nth-child(even){background:var(--soft)}
.terms{display:grid;gap:16px}
.term-section{padding:20px;background:var(--content);border-left:4px solid var(--gold);border-radius:0 10px 10px 0}
.note-band{padding:18px 20px;background:var(--gold);color:var(--content);border-radius:10px}
.note-band h2,.note-band p{color:var(--content)}
.help-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.help-card{background:var(--content);border:1px solid var(--border);border-radius:10px;padding:18px}
.faq-list{display:grid;gap:12px}
.faq-item{background:var(--content);border:1px solid var(--border);border-radius:10px;padding:18px}
.contact-rows{display:grid;gap:14px}
.contact-row{background:var(--content);border:1px solid var(--border);border-radius:10px;padding:18px;display:grid;grid-template-columns:150px 1fr;gap:16px}
.about-banner{height:200px;margin-bottom:20px}
.about-columns{columns:2;column-gap:28px}
.about-columns section{break-inside:avoid;background:var(--content);border:1px solid var(--border);border-radius:10px;padding:18px;margin:0 0 16px}
.single-column{max-width:780px}
.single-column .media-slot{height:260px;margin:18px 0}
.site-footer{background:#2E2408;color:var(--bg);border-top:1px solid rgba(246,231,168,.35);padding:30px 0 90px;font-size:13px}
.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:22px}
.footer-logo{height:24px;width:auto;object-fit:contain}
.footer-brand strong{display:block;font-size:16px}
.footer-brand span{display:block;opacity:.78}
.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.footer-links h2{font-size:13px;color:var(--bg);margin-bottom:8px}
.footer-links a{display:block;color:var(--bg);opacity:.84;padding:3px 0}
.footer-note{border-top:1px solid rgba(246,231,168,.2);margin-top:22px;padding-top:18px;color:var(--bg)}
.footer-note p:last-child{margin-bottom:0}
.overlay{position:fixed;inset:0;background:rgba(46,36,8,.45);z-index:80;opacity:0;pointer-events:none;transition:.2s}
.overlay.is-open{opacity:1;pointer-events:auto}
.bean-menu{position:fixed;left:0;right:0;bottom:0;height:42vh;min-height:300px;background:var(--content);z-index:90;transform:translateY(105%);visibility:hidden;pointer-events:none;transition:.25s ease;border-radius:14px 14px 0 0;overflow:auto}
.bean-menu.is-open{transform:translateY(0);visibility:visible;pointer-events:auto}
.menu-head{position:sticky;top:0;background:var(--content);z-index:2;display:flex;align-items:center;justify-content:space-between;padding:12px 16px;border-bottom:1px solid var(--border)}
.menu-brand{display:flex;align-items:center;gap:10px}
.menu-brand img{height:24px;width:auto;object-fit:contain}
.close-button{min-height:44px;padding:0 14px;border:1px solid var(--border-strong);background:var(--ink);color:var(--bg);border-radius:8px;cursor:pointer}
.menu-groups{width:min(calc(100% - 32px),var(--shell));margin:0 auto;padding:18px 0 30px;display:grid;grid-template-columns:repeat(4,1fr);gap:18px}
.menu-groups h2{font-size:14px;margin-bottom:8px}
.menu-groups a{display:block;padding:7px 0;border-bottom:1px solid var(--border)}
.menu-groups b,.menu-groups span{display:block}
.menu-groups span{font-size:12px;color:var(--muted)}
.search-layer{position:fixed;left:0;right:0;top:74px;z-index:88;visibility:hidden;pointer-events:none;transform:translateY(-10px);opacity:0;transition:.2s}
.search-layer.is-open{visibility:visible;pointer-events:auto;transform:translateY(0);opacity:1}
.search-card{width:min(calc(100% - 32px),var(--shell));margin:0 auto;background:var(--content);border:1px solid var(--border-strong);box-shadow:var(--shadow);border-radius:0 0 12px 12px;padding:18px}
.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:16px}
.search-head p{margin-bottom:0;color:var(--muted)}
.search-presets{display:flex;gap:8px;flex-wrap:wrap;margin-top:14px}
.search-presets a{min-height:44px;display:inline-flex;align-items:center;padding:0 14px;background:var(--soft);border:1px solid var(--border);border-radius:8px}
.mobile-bottom{display:none}
.lock-scroll{overflow:hidden}
@media (max-width:720px){
  .bean-grid{display:none}
  .site-main{padding-top:90px;padding-bottom:64px}
  .top-path-inner,.bean-header-inner{width:100%;padding:0 16px}
  .header-actions{gap:6px}.header-app,.menu-trigger{padding:0 11px}
  .mini-index{grid-template-columns:1fr 1fr}
  .fold-grid,.shelf-grid,.week-grid,.help-grid{grid-template-columns:1fr}
  .shelf-head{grid-column:auto}
  .status-row,.contact-row,.album-row,.app-band{grid-template-columns:1fr}
  .app-visual{height:300px}
  .footer-links{grid-template-columns:1fr 1fr}
  .site-footer{padding-bottom:86px}
  .menu-groups{grid-template-columns:1fr 1fr}
  .bean-menu{height:42vh}
  .search-layer{inset:0;background:var(--ink);top:0;padding:20px 0;overflow:auto}
  .search-card{background:var(--ink);color:var(--bg);border:0;box-shadow:none;border-radius:0}
  .search-head p,.search-head strong{color:var(--bg)}
  .search-presets a{background:var(--bg);color:var(--ink)}
  .mobile-bottom{display:grid;grid-template-columns:repeat(4,1fr);position:fixed;left:0;right:0;bottom:0;z-index:75;background:var(--bg);border-top:1px solid var(--border-strong);padding-bottom:env(safe-area-inset-bottom)}
  .mobile-bottom a{height:48px;display:flex;align-items:center;justify-content:center;font-size:13px}
  .mobile-bottom a.is-current{background:var(--gold);color:var(--bg);font-weight:700}
  .about-columns{columns:1}
}
@media (max-width:420px){
  .footer-links,.menu-groups{grid-template-columns:1fr}
  .brand-text{font-size:15px}
}