:root{
    --bg:#F6EDE0;--deep-bg:#EAD7C0;--card:#FFFFFF;--soft:#E8D2B4;
    --title:#3A2414;--text:#4A3220;--muted:#7A5634;--faint:#9A7450;
    --brand:#C4843C;--bright:#D9A05A;--deep:#8B5A2B;--cream:#FFF6EA;
    --border:rgba(196,132,60,.18);--border-strong:rgba(196,132,60,.46);
    --shadow:0 12px 28px rgba(58,36,20,.08);--radius:10px;--max:960px;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth;background:var(--bg)}
body{margin:0;background:var(--bg);color:var(--text);font:15px/1.7 -apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",sans-serif;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img{display:block;max-width:100%;height:auto}
button,input{font:inherit}
button,a{touch-action:manipulation}
button:focus-visible,a:focus-visible,input:focus-visible{outline:3px solid rgba(217,160,90,.55);outline-offset:2px}
.top-strip{position:fixed;z-index:1000;left:0;right:0;top:0;height:20px;background:var(--deep);color:var(--cream);font-size:12px}
.top-strip-inner,.brand-bar-inner,.knot-nav-inner,.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}
.top-strip-inner{height:20px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.text-action{border:0;background:transparent;color:var(--cream);padding:0 4px;height:20px;cursor:pointer}
.brand-bar{position:fixed;z-index:990;left:0;right:0;top:20px;height:54px;background:var(--card);border-bottom:1px solid var(--border)}
.brand-bar-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:14px}
.brand-home{min-width:100px;height:44px;display:flex;align-items:center;color:var(--title);font-weight:800;font-size:16px}
.brand-home img{height:24px;width:auto;max-width:160px;object-fit:contain}
.brand-actions{display:flex;align-items:center;gap:8px;min-width:0}
.app-link,.menu-button{height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:8px;padding:0 14px;font-size:14px;white-space:nowrap}
.app-link{border:1px solid var(--border-strong);background:var(--card);color:var(--title)}
.menu-button{border:0;background:linear-gradient(135deg,#D9A05A 0%,#C4843C 55%,#8B5A2B 100%);color:var(--cream);cursor:pointer}
.knot-nav{position:fixed;z-index:980;left:0;right:0;top:74px;height:44px;background:var(--cream);border-bottom:1px solid var(--border)}
.knot-nav-inner{height:44px;display:flex;align-items:center;gap:18px}
.knot-link{height:44px;display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--title);font-weight:700}
.knot-mark{width:18px;height:14px;border:1px solid var(--brand);border-radius:4px;background:var(--card)}
.knot-link.is-current .knot-mark{background:var(--brand);border-color:var(--brand)}
.site-main{width:min(var(--max),calc(100% - 32px));margin:0 auto;padding:148px 0 56px;min-height:65vh}
.page-head{margin:0 0 26px}
.page-head .eyebrow,.section-kicker{font-size:12px;letter-spacing:.12em;color:var(--deep);font-weight:800}
h1,h2,h3,p{margin-top:0}
h1{margin-bottom:12px;color:var(--title);font-size:24px;line-height:1.3;letter-spacing:-.02em}
h2{color:var(--title);font-size:20px;line-height:1.45;margin-bottom:12px}
h3{color:var(--title);font-size:16px;line-height:1.5;margin-bottom:7px}
p{margin-bottom:12px}
.lead{max-width:780px;color:var(--muted);font-size:15px}
.section{margin:28px 0;padding:24px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow)}
.section.soft{background:var(--cream)}
.section.deep-soft{background:var(--deep-bg)}
.actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:16px}
.primary-button,.secondary-button{min-height:42px;padding:0 16px;border-radius:8px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:800;white-space:nowrap}
.primary-button{background:linear-gradient(135deg,#D9A05A 0%,#C4843C 55%,#8B5A2B 100%);color:var(--cream)}
.secondary-button{background:var(--card);border:1px solid var(--border-strong);color:var(--title)}
.primary-button:hover{filter:brightness(.97)}
.secondary-button:hover{background:var(--cream)}
.media-slot{margin:0;background:var(--cream);border:1px solid var(--border);border-radius:var(--radius);display:flex;align-items:center;justify-content:center;overflow:hidden}
.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.slot-160{height:160px}.slot-168{height:168px}.slot-176{height:176px}.slot-200{height:200px}.slot-320{height:320px}
.knot-slot{width:240px;height:176px;max-width:100%}.app-slot{width:240px;height:320px;flex:0 0 240px}.icon-slot{width:64px;height:64px;flex:0 0 64px;padding:8px}
.home-intro{padding:26px 0 8px;border-bottom:1px solid var(--border)}
.home-index{display:flex;gap:8px;flex-wrap:wrap;margin-bottom:14px}
.home-index a{font-size:13px;border:1px solid var(--border-strong);background:var(--card);border-radius:999px;padding:8px 12px;min-height:40px;display:inline-flex;align-items:center}
.cut-layout{display:grid;grid-template-columns:240px minmax(0,1fr);gap:24px;align-items:center}
.double-grain{display:grid;grid-template-columns:1.05fr .95fr;gap:16px}
.grain-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:18px;min-width:0}
.grain-card .media-slot{margin-bottom:14px}
.page-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.page-card{padding:18px;border-radius:var(--radius);background:var(--cream);border:1px solid var(--border)}
.page-card .media-slot{margin-bottom:14px}
.studio-note{display:grid;grid-template-columns:1.2fr .8fr;gap:20px;align-items:start}
.studio-note .copy{padding-right:6px}
.feature-band{display:grid;grid-template-columns:220px minmax(0,1fr);gap:20px;align-items:center}
.status-list,.watch-list,.note-list,.album-list,.method-list,.topic-list,.legal-stack,.faq-list{display:grid;gap:12px}
.status-row,.watch-row,.note-row,.album-row,.method-row,.topic-row,.legal-row,.faq-item{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:16px 18px}
.status-row{display:grid;grid-template-columns:1fr auto;gap:12px;align-items:center}
.status-badge{font-size:12px;line-height:1;border-radius:999px;padding:8px 10px;background:var(--cream);color:var(--deep);border:1px solid var(--border-strong);font-weight:800;white-space:nowrap}
.note-row{display:grid;grid-template-columns:130px 1fr;gap:16px}
.note-row strong{color:var(--deep)}
.album-row{display:grid;grid-template-columns:160px 1fr;gap:16px;align-items:start}
.album-label{background:var(--deep);color:var(--cream);padding:10px 12px;border-radius:8px;text-align:center;font-weight:800}
.method-list{grid-template-columns:1fr 1fr}
.method-row{min-height:160px}
.topic-list{grid-template-columns:repeat(2,minmax(0,1fr))}
.rack-card{max-width:740px;margin:0 auto 18px;background:var(--card);border:1px solid var(--border);border-radius:var(--radius);box-shadow:var(--shadow);padding:24px;text-align:center}
.rack-card p{text-align:left}
.wrap-knot{display:flex;gap:24px;align-items:flex-start}
.app-media-stack{width:240px;flex:0 0 240px;display:flex;flex-direction:column;gap:12px;align-items:flex-start}.app-media-stack .app-slot,.app-media-stack .icon-slot{margin:0}
.wrap-knot-copy{min-width:0;flex:1}
.wrap-knot-copy .icon-line{display:flex;gap:12px;align-items:center;margin-bottom:14px}
.wrap-knot-copy .icon-line .media-slot{margin:0}
.inline-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:14px}
.inline-links a{min-height:40px;display:inline-flex;align-items:center;padding:0 12px;border:1px solid var(--border-strong);border-radius:8px;background:var(--card);font-size:13px}
.clause-grid{display:grid;grid-template-columns:1fr 1fr;gap:14px}
.clause{background:var(--card);border-left:4px solid var(--brand);padding:16px 18px;border-radius:0 var(--radius) var(--radius) 0;box-shadow:var(--shadow)}
.faq-item h2{font-size:16px;margin-bottom:8px}.faq-item p:last-child{margin-bottom:0}
.contact-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}.contact-card{background:var(--card);border:1px solid var(--border);border-radius:var(--radius);padding:20px}.contact-card h2{font-size:18px}
.about-banner{width:100%;height:200px;margin-bottom:22px}
.brand-portrait{display:grid;grid-template-columns:220px 1fr;gap:22px;align-items:center}
.prose p{margin-bottom:14px}.prose h2{margin-top:24px}.prose ul{padding-left:1.2em;margin:0 0 16px}.prose li{margin-bottom:7px}
.site-footer{background:var(--deep);color:var(--cream);border-top:1px solid rgba(255,246,234,.35);padding:28px 0 calc(28px + env(safe-area-inset-bottom))}
.footer-brand{display:flex;align-items:center;gap:12px;padding-bottom:18px;border-bottom:1px solid rgba(255,246,234,.25)}
.footer-brand img{height:24px;width:auto;max-width:150px;object-fit:contain}
.footer-brand strong{display:block;font-size:16px}.footer-brand span{display:block;font-size:12px;opacity:.82}
.footer-groups{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:18px;padding:18px 0}
.footer-groups h2{font-size:13px;color:var(--cream);margin-bottom:6px}.footer-groups a{display:block;font-size:13px;line-height:1.9;opacity:.92}.footer-groups a:hover{text-decoration:underline}
.footer-note,.footer-copy{font-size:13px;color:var(--cream);opacity:.9}.footer-note{border-top:1px solid rgba(255,246,234,.25);padding-top:16px}.footer-copy{margin-bottom:0}
.page-mask{position:fixed;z-index:1200;inset:0;background:rgba(58,36,20,.42);opacity:0;visibility:hidden;pointer-events:none;transition:.2s ease}
.page-mask.is-open{opacity:1;visibility:visible;pointer-events:auto}
.seat-panel{position:fixed;z-index:1300;left:0;right:0;bottom:0;max-height:220px;background:var(--card);border-top:1px solid var(--border-strong);box-shadow:0 -18px 40px rgba(58,36,20,.18);transform:translateY(105%);visibility:hidden;pointer-events:none;transition:.24s ease;overflow:auto}
.seat-panel.is-open{transform:translateY(0);visibility:visible;pointer-events:auto}
.seat-top{position:sticky;top:0;z-index:2;background:var(--card);height:48px;display:flex;align-items:center;justify-content:space-between;padding:0 max(16px,calc((100% - var(--max))/2));border-bottom:1px solid var(--border)}
.seat-brand{display:flex;align-items:center;gap:9px;color:var(--title)}.seat-brand img{height:24px;width:auto;max-width:140px;object-fit:contain}
.close-button{min-height:40px;border:1px solid var(--border-strong);background:var(--card);color:var(--title);border-radius:8px;padding:0 12px;cursor:pointer}
.seat-groups{width:min(var(--max),calc(100% - 32px));margin:0 auto;display:grid;grid-template-columns:1.1fr 1.1fr .8fr 1.5fr;gap:18px;padding:10px 0 16px}.seat-groups h2{font-size:13px;margin:0 0 4px}.seat-groups a{display:flex;gap:7px;align-items:baseline;min-height:26px}.seat-groups b{font-size:13px;white-space:nowrap;color:var(--title)}.seat-groups span{font-size:11px;color:var(--muted);overflow:hidden;text-overflow:ellipsis;white-space:nowrap}
.search-layer{position:fixed;z-index:1310;left:0;right:0;top:74px;visibility:hidden;pointer-events:none;opacity:0;transition:.2s ease}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1}
.search-card{width:min(720px,calc(100% - 32px));margin:12px auto 0;background:var(--cream);border:1px solid var(--border-strong);border-radius:var(--radius);box-shadow:var(--shadow);padding:18px;color:var(--text)}
.search-head{display:flex;align-items:center;justify-content:space-between;gap:16px;margin-bottom:10px}.search-head strong{color:var(--title);font-size:16px}.search-card label{display:block;color:var(--muted);margin-bottom:8px}.search-row{display:grid;grid-template-columns:1fr 90px;gap:8px}.search-row input{min-width:0;height:44px;border:1px solid var(--border-strong);background:var(--card);color:var(--title);border-radius:8px;padding:0 12px}.search-row button{height:44px;border:0;border-radius:8px;background:linear-gradient(135deg,#D9A05A 0%,#C4843C 55%,#8B5A2B 100%);color:var(--cream);font-weight:800;cursor:pointer}.search-presets{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.search-presets a{min-height:38px;display:inline-flex;align-items:center;padding:0 11px;border:1px solid var(--border-strong);background:var(--card);border-radius:999px;font-size:13px}.search-feedback{min-height:22px;margin:8px 0 0;color:var(--deep);font-size:13px}
.panel-open{overflow:hidden}.mobile-bottom{display:none}
.muted-note{color:var(--muted);font-size:13px}.keyline{border-top:1px solid var(--border);padding-top:16px;margin-top:16px}.center{text-align:center}
@media (max-width:760px){
    .top-strip-inner,.brand-bar-inner,.footer-inner{width:calc(100% - 32px)}
    .knot-nav{display:none}
    .site-main{padding-top:104px;padding-bottom:78px}
    .brand-home{min-width:0;max-width:46%}.brand-home img{max-width:120px}.brand-actions{gap:6px}.app-link,.menu-button{padding:0 10px}
    .section{padding:18px;margin:20px 0}
    .cut-layout,.studio-note,.feature-band,.brand-portrait{grid-template-columns:1fr}.knot-slot{width:240px;margin:0 auto}.feature-band .media-slot{width:100%}
    .double-grain,.page-cards,.clause-grid,.contact-grid,.method-list,.topic-list{grid-template-columns:1fr}
    .wrap-knot{display:block}.app-media-stack{width:240px;margin:0 auto 18px}.app-slot{width:240px;margin:0}.wrap-knot-copy .icon-line{justify-content:flex-start}
    .note-row,.album-row{grid-template-columns:1fr}.album-label{text-align:left}
    .status-row{grid-template-columns:1fr}.status-badge{justify-self:start}
    .footer-groups{grid-template-columns:1fr 1fr}.site-footer{padding-bottom:calc(76px + env(safe-area-inset-bottom))}
    .mobile-bottom{position:fixed;z-index:950;left:0;right:0;bottom:0;height:calc(48px + env(safe-area-inset-bottom));padding-bottom:env(safe-area-inset-bottom);display:grid;grid-template-columns:repeat(4,1fr);background:var(--card);border-top:1px solid var(--border);box-shadow:0 -6px 18px rgba(58,36,20,.07)}
    .mobile-bottom a{height:48px;display:flex;align-items:center;justify-content:center;font-size:13px;color:var(--title)}.mobile-bottom a.is-current{background:var(--brand);color:var(--cream)}
    .seat-panel{max-height:68vh}.seat-groups{grid-template-columns:1fr 1fr;gap:12px;padding:12px 0 20px}.seat-groups a{display:block;min-height:44px;padding:4px 0}.seat-groups b,.seat-groups span{display:block}.seat-groups span{white-space:normal;line-height:1.45;margin-top:2px}
    .search-layer{inset:0;top:0;background:var(--deep);color:var(--cream);padding-top:calc(20px + env(safe-area-inset-top))}.search-card{width:100%;height:100%;margin:0;background:var(--deep);border:0;border-radius:0;box-shadow:none;color:var(--cream);padding:18px 16px}.search-head strong,.search-card label{color:var(--cream)}.search-card .close-button{color:var(--cream);border-color:rgba(255,246,234,.55);background:transparent}.search-row{grid-template-columns:1fr 82px}.search-presets a{background:var(--cream);color:var(--title)}.search-feedback{color:var(--cream)}
}
@media (max-width:390px){.brand-home img{max-width:100px}.app-link,.menu-button{font-size:13px;padding:0 8px}.footer-groups,.seat-groups{grid-template-columns:1fr}}

.centered-lead{margin-left:auto;margin-right:auto}