:root{--bg:#F7F1D8;--deep:#E8DFA8;--card:#FFF9E8;--sub:#F0E8C0;--ink:#16140C;--text:#2A2614;--muted:#5A5428;--soft:#7A7440;--yellow:#E8C430;--border:rgba(22,20,12,.12);--strong:rgba(232,196,48,.55);--shadow:0 12px 28px rgba(22,20,12,.10);--max:960px}
*{box-sizing:border-box}html{scroll-behavior:smooth;overflow-x:hidden}body{margin:0;background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei","PingFang SC",Arial,sans-serif;font-size:15px;line-height:1.7;overflow-x:hidden}body.locked{overflow:hidden}a{color:inherit;text-decoration:none}button{font:inherit}img{max-width:100%;display:block}.skip-link{position:fixed;left:16px;top:-80px;z-index:1000;background:var(--yellow);color:var(--ink);padding:10px 14px;border-radius:8px}.skip-link:focus{top:8px}.site-top{position:fixed;z-index:500;top:0;left:0;right:0}.smart-edge{height:20px;background:var(--ink);color:var(--yellow);font-size:12px}.top-inner,.head-inner,.grid-inner,.site-main,.footer-inner{width:min(var(--max),calc(100% - 32px));margin:0 auto}.top-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-control{border:0;background:transparent;color:var(--yellow);padding:0 4px;min-height:20px;cursor:pointer}.smart-head{height:54px;background:var(--card);border-bottom:1px solid var(--border)}.head-inner{height:54px;display:flex;align-items:center;justify-content:space-between;gap:16px}.brand-link{min-width:110px;display:flex;align-items:center;min-height:44px}.brand-logo{height:24px;width:auto;object-fit:contain;object-position:left center}.brand-fallback{font-weight:800;font-size:16px;color:var(--ink)}.head-actions{display:flex;gap:8px;align-items:center}.head-app,.curtain-btn,.close-btn{min-height:44px;padding:0 14px;border-radius:12px;border:1px solid var(--ink);background:var(--card);color:var(--ink);cursor:pointer;display:inline-flex;align-items:center;justify-content:center}.curtain-btn{background:var(--ink);color:var(--yellow)}.smart-grid{height:48px;background:var(--card);border-bottom:1px solid var(--border)}.grid-inner{height:48px;display:flex;justify-content:center;align-items:center;gap:14px}.grid-link{width:120px;height:28px;border-radius:12px;border:1px solid var(--ink);display:flex;align-items:center;justify-content:center;font-size:13px}.grid-link.active{background:var(--ink);color:var(--yellow)}.site-main{padding-top:146px;padding-bottom:42px;min-height:70vh}h1,h2,h3{color:var(--ink);margin-top:0}h1{font-size:24px;line-height:1.3;margin-bottom:14px}h2{font-size:20px;line-height:1.4}h3{font-size:16px;line-height:1.45}p{margin:0 0 14px}.eyebrow{font-size:12px;letter-spacing:.12em;color:var(--muted);font-weight:700;text-transform:uppercase}.lead{font-size:16px;color:var(--muted);max-width:760px}.page-hero{margin:18px 0 24px;padding:26px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.hero-actions,.inline-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.btn-primary,.btn-secondary{min-height:42px;border-radius:12px;padding:0 16px;display:inline-flex;align-items:center;justify-content:center;font-size:14px;font-weight:700}.btn-primary{background:linear-gradient(135deg,#16140C 0%,#E8C430 100%);color:var(--ink);border:1px solid var(--ink)}.btn-secondary{background:var(--card);border:1px solid var(--ink);color:var(--ink)}.btn-primary:hover,.btn-secondary:hover,.head-app:hover,.curtain-btn:hover,.grid-link:hover{transform:translateY(-1px)}a:focus-visible,button:focus-visible{outline:3px solid var(--yellow);outline-offset:3px}.media-slot{background:var(--sub);border:1px solid var(--border);border-radius:14px;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-200{height:200px}.slot-240{height:240px}.slot-320{height:320px}.slot-icon{width:64px;height:64px;margin:0 auto 12px}.index-intro{margin:12px 0 26px}.mini-index{display:grid;grid-template-columns:1fr 1fr;gap:10px;margin-bottom:20px}.mini-index a{padding:14px 16px;border-radius:14px;border:1px solid var(--ink);background:var(--card);font-weight:800;color:var(--ink)}.mini-index a span{display:block;font-weight:400;color:var(--muted);font-size:13px}.split-strip{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:26px 0}.split-strip article{padding:18px;background:var(--card);border:1px solid var(--border);border-radius:14px}.stack-cards{position:relative;margin:26px 0 34px;display:grid;gap:12px}.stack-card{padding:20px;background:var(--card);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.stack-card:nth-child(2){margin-left:34px}.stack-card:nth-child(3){margin-left:68px}.fold-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:26px 0}.fold-card{position:relative;background:var(--card);border:1px solid var(--border);border-radius:12px;padding:18px}.fold-card:before{content:"";position:absolute;top:0;right:0;border-style:solid;border-width:0 24px 24px 0;border-color:transparent var(--yellow) transparent transparent}.shelf-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin:26px 0}.shelf-cards article{background:var(--ink);color:var(--bg);padding:20px;border-radius:14px}.shelf-cards article h2,.shelf-cards article h3{color:var(--yellow)}.phase-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px;margin:26px 0}.phase-row article{background:var(--deep);padding:18px;border-radius:12px;border-top:4px solid var(--ink)}.status-list{display:grid;gap:10px;margin:26px 0}.status-item{display:grid;grid-template-columns:120px 1fr;gap:16px;align-items:start;padding:16px 18px;background:var(--card);border:1px solid var(--border);border-radius:12px}.status-label{font-weight:800;color:var(--ink);border-left:4px solid var(--yellow);padding-left:10px}.center-feature{text-align:center;background:var(--card);border:1px solid var(--border);border-radius:16px;padding:24px;margin:28px 0}.center-feature .media-slot{max-width:420px;margin:14px auto}.article-section{margin:22px 0;padding:22px;background:var(--card);border:1px solid var(--border);border-radius:14px}.article-section p:last-child{margin-bottom:0}.note-list,.plain-list{margin:0;padding-left:20px}.note-list li,.plain-list li{margin:8px 0}.rule-block{border-left:4px solid var(--yellow);background:var(--card);padding:18px 20px;margin:14px 0;border-radius:0 12px 12px 0}.topic-list{display:grid;gap:12px}.topic-list article{padding:18px;background:var(--card);border:1px solid var(--border);border-radius:14px}.center-card{max-width:720px;margin:18px auto;padding:24px;text-align:center;background:var(--card);border:1px solid var(--border);border-radius:16px}.memo-list{counter-reset:memo;display:grid;gap:12px}.memo-list article{counter-increment:memo;background:var(--card);border:1px solid var(--border);border-radius:14px;padding:18px 18px 18px 70px;position:relative}.memo-list article:before{content:counter(memo,decimal-leading-zero);position:absolute;left:18px;top:16px;font-weight:900;font-size:20px;color:var(--ink);background:var(--yellow);width:38px;height:38px;border-radius:12px;display:grid;place-items:center}.parallel-list{display:grid;grid-template-columns:1fr 1fr;gap:12px}.parallel-list article{padding:18px;background:var(--card);border:1px solid var(--border);border-radius:14px}.fold-list{display:grid;gap:14px}.fold-list article{padding:20px 24px;background:var(--card);border:1px solid var(--border);border-radius:14px;position:relative}.fold-list article:nth-child(even){margin-left:40px}.fold-list article:nth-child(odd){margin-right:40px}.single-flow{display:grid;gap:14px}.single-flow article{padding:20px;background:var(--card);border-bottom:3px solid var(--yellow);border-radius:12px}.faq-list{display:grid;gap:12px}.faq-item{background:var(--card);border:1px solid var(--border);border-radius:14px;padding:20px}.faq-item h2{font-size:16px;margin-bottom:8px}.banner-slot{height:200px;margin-bottom:18px}.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid var(--yellow);padding:34px 0 calc(34px + env(safe-area-inset-bottom))}.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;color:var(--yellow)}.footer-brand span{font-size:12px;color:var(--bg)}.footer-links{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-links h2{font-size:13px;color:var(--yellow);margin-bottom:8px}.footer-links a{display:block;font-size:13px;color:var(--bg);padding:4px 0}.footer-note,.copyright{font-size:13px;color:var(--bg);margin-top:20px}.overlay{position:fixed;inset:0;z-index:700;background:rgba(22,20,12,.52);opacity:0;transition:opacity .2s;pointer-events:none}.overlay.show{opacity:1;pointer-events:auto}.smart-curtain{position:fixed;z-index:800;top:86px;right:0;width:min(32vw,430px);max-height:calc(100vh - 110px);background:var(--card);border:1px solid var(--ink);border-radius:16px 0 0 16px;box-shadow:var(--shadow);transform:translateX(105%);visibility:hidden;pointer-events:none;transition:transform .24s ease}.smart-curtain.open{transform:translateX(0);visibility:visible;pointer-events:auto}.curtain-top{display:flex;align-items:center;justify-content:space-between;padding:12px 14px;border-bottom:1px solid var(--border)}.curtain-brand{display:flex;align-items:center;gap:8px}.curtain-brand img{height:24px;width:auto}.curtain-scroll{overflow:auto;max-height:calc(100vh - 180px);padding:12px 14px 20px}.curtain-scroll section{margin-bottom:16px}.curtain-scroll h2{font-size:13px;margin-bottom:6px}.curtain-scroll a{display:block;padding:8px 0;border-bottom:1px dashed var(--border)}.curtain-scroll b{display:block;font-size:14px}.curtain-scroll span{display:block;color:var(--muted);font-size:12px}.search-layer{position:fixed;z-index:820;top:74px;left:50%;width:min(var(--max),calc(100% - 32px));transform:translate(-50%,-130%);visibility:hidden;pointer-events:none;transition:transform .22s}.search-layer.open{transform:translate(-50%,0);visibility:visible;pointer-events:auto}.search-card{background:var(--card);border:1px solid var(--ink);box-shadow:var(--shadow);border-radius:0 0 16px 16px;padding:18px}.search-title{display:flex;justify-content:space-between;gap:14px;align-items:center}.search-look{margin:16px 0;padding:14px;border:1px solid var(--border);border-radius:12px;display:flex;gap:8px;color:var(--muted)}.preset-links{display:flex;flex-wrap:wrap;gap:8px}.preset-links a{padding:9px 12px;border-radius:10px;background:var(--deep);border:1px solid var(--ink);font-size:13px}.mobile-bottom{display:none}
@media(max-width:720px){.smart-grid{display:none}.site-main{padding-top:94px;padding-bottom:82px}.head-app,.curtain-btn{padding:0 10px}.brand-link{min-width:90px}.smart-curtain{top:76px;width:88vw;max-height:calc(100vh - 100px)}.search-layer{inset:0;width:auto;transform:translateY(-110%);background:var(--ink);padding:88px 16px 70px}.search-layer.open{transform:translateY(0)}.search-card{background:var(--ink);color:var(--yellow);border-color:var(--yellow);border-radius:16px}.search-title strong{color:var(--yellow)}.search-layer .close-btn{background:var(--ink);color:var(--yellow);border-color:var(--yellow)}.search-look{color:var(--bg);border-color:rgba(232,196,48,.45)}.preset-links a{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}.mobile-bottom{position:fixed;z-index:650;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(--ink);border-top:1px solid var(--yellow)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;color:var(--bg);font-size:13px}.mobile-bottom a.active{background:var(--yellow);color:var(--ink);font-weight:800}.split-strip,.fold-pair,.shelf-cards,.parallel-list,.mini-index{grid-template-columns:1fr}.stack-card:nth-child(2),.stack-card:nth-child(3){margin-left:0}.phase-row{grid-template-columns:1fr}.status-item{grid-template-columns:1fr;gap:6px}.fold-list article:nth-child(even),.fold-list article:nth-child(odd){margin:0}.footer-links{grid-template-columns:1fr 1fr}.page-hero,.article-section{padding:18px}.slot-320{height:280px}}