:root{
  --bg:#F7F1D8;--deep:#E8DFA8;--panel:#FFF9E8;--soft:#F0E8C0;--ink:#16140C;
  --text:#2A2614;--muted:#5A5428;--aux:#7A7440;--yellow:#E8C430;
  --border:rgba(22,20,12,.12);--strong:rgba(232,196,48,.55);--shadow:0 12px 28px rgba(22,20,12,.10);
}
*{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}img{max-width:100%;display:block}button,input{font:inherit}button{cursor:pointer}.no-scroll{overflow:hidden}
.smart-edge{position:fixed;top:0;left:0;right:0;height:20px;background:var(--ink);color:var(--yellow);z-index:80;font-size:12px}.top-inner,.head-inner,.site-main,.footer-inner,.smart-grid{width:min(960px,calc(100% - 32px));margin:0 auto}.top-inner{height:20px;display:flex;align-items:center;justify-content:space-between}.text-tool{border:0;background:transparent;color:var(--yellow);min-height:20px;padding:0 2px}
.smart-head{position:fixed;top:20px;left:0;right:0;height:54px;background:var(--panel);border-bottom:1px solid var(--border);z-index:79}.head-inner{height:54px;display:flex;align-items:center;justify-content:space-between}.brand-link{display:flex;align-items:center;min-height:44px;font-weight:800;font-size:16px;letter-spacing:.02em}.brand-link img{height:24px;width:auto;object-fit:contain;object-position:left center}.head-actions{display:flex;align-items:center;gap:8px}.head-app,.curtain-button,.primary-button,.secondary-button{height:44px;display:inline-flex;align-items:center;justify-content:center;border-radius:12px;padding:0 16px;font-size:14px;white-space:nowrap}.head-app{border:1px solid var(--ink);background:var(--panel)}.curtain-button{border:1px solid var(--ink);background:var(--yellow);color:var(--ink)}
.smart-grid{position:fixed;top:74px;left:50%;transform:translateX(-50%);height:48px;background:var(--panel);display:flex;justify-content:center;align-items:center;gap:16px;z-index:78;border-bottom:1px solid var(--border)}.smart-grid:before{content:"";position:fixed;left:-50vw;right:-50vw;top:0;bottom:0;background:var(--panel);border-bottom:1px solid var(--border);z-index:-1}.grid-link{width:120px;height:28px;border:1px solid var(--ink);border-radius:12px;display:flex;align-items:center;justify-content:center;font-size:13px;background:var(--panel)}.grid-link.is-current{background:var(--ink);color:var(--yellow)}
.site-main{padding-top:150px;padding-bottom:56px}h1,h2,h3,p{margin-top:0}h1{font-size:24px;line-height:1.3;color:var(--ink);margin-bottom:16px}h2{font-size:20px;line-height:1.4;color:var(--ink);margin-bottom:12px}h3{font-size:16px;line-height:1.5;color:var(--ink);margin-bottom:8px}p{margin-bottom:14px}.eyebrow{font-size:12px;letter-spacing:.08em;color:var(--muted);text-transform:uppercase}.lead{font-size:16px;line-height:1.8;max-width:780px}.section{margin:0 0 26px}.surface{background:var(--panel);border:1px solid var(--border);border-radius:16px;box-shadow:var(--shadow)}.section-pad{padding:22px}.primary-button{background:linear-gradient(135deg,#16140C 0%,#E8C430 100%);color:var(--ink);font-weight:800;border:1px solid rgba(22,20,12,.24)}.secondary-button{background:var(--panel);color:var(--ink);border:1px solid var(--ink)}.button-row{display:flex;flex-wrap:wrap;gap:10px;margin-top:18px}.primary-button:hover,.primary-button:focus-visible,.secondary-button:hover,.secondary-button:focus-visible,.head-app:hover,.head-app:focus-visible,.curtain-button:hover,.curtain-button:focus-visible,.grid-link:hover,.grid-link:focus-visible{outline:3px solid var(--strong);outline-offset:2px}
.media-slot{background:var(--soft);border:1px solid var(--border);border-radius:14px;display:flex;align-items:center;justify-content:center;overflow:hidden;min-height:140px}.media-slot img{width:100%;height:100%;object-fit:contain;object-position:center}.media-slot.short{height:160px}.media-slot.medium{height:220px}.media-slot.app-shot{height:320px;max-width:420px;margin:0 auto}.media-slot.icon-shot{width:72px;height:72px;min-height:72px;margin:0 auto}.media-slot.banner{height:200px}.media-slot.brand-shot{height:200px}
/* 首页 */
.hero-index{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px;margin-bottom:18px}.hero-index a{border:1px solid var(--ink);background:var(--panel);border-radius:12px;padding:14px 16px}.hero-index strong{display:block;color:var(--ink);font-size:16px}.hero-index span{display:block;color:var(--muted);font-size:13px;margin-top:4px}.home-intro{padding:24px;border-left:5px solid var(--yellow);background:var(--panel);border-radius:0 16px 16px 0}.split-bars{display:grid;grid-template-columns:1.15fr .85fr;gap:14px}.split-bar{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:14px}.stack-list{display:grid;gap:12px}.stack-card{padding:18px 18px 18px 26px;background:var(--panel);border:1px solid var(--border);border-radius:14px;position:relative}.stack-card:before{content:"";position:absolute;left:10px;top:18px;bottom:18px;width:4px;border-radius:4px;background:var(--yellow)}.fold-pair{display:grid;grid-template-columns:1fr 1fr;gap:14px}.fold-card{background:var(--panel);border:1px solid var(--border);border-radius:16px;padding:18px;clip-path:polygon(0 0,96% 0,100% 18px,100% 100%,0 100%)}.shelf-cards{display:grid;grid-template-columns:1fr 1fr;gap:14px}.shelf-card{padding:18px;background:var(--panel);border-top:4px solid var(--ink);border-radius:12px}.period-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.period-item{padding:16px;background:var(--deep);border-radius:14px}.status-stack{display:grid;gap:8px}.status-item{display:grid;grid-template-columns:100px 1fr;gap:16px;padding:14px 16px;background:var(--panel);border:1px solid var(--border);border-radius:12px}.status-item strong{color:var(--ink)}.app-center{text-align:center}.app-center p{max-width:740px;margin-left:auto;margin-right:auto}.tip-row{display:grid;grid-template-columns:repeat(2,1fr);gap:12px}.tip{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:14px}.home-faq{display:grid;gap:10px}.home-faq article{padding:16px;background:var(--panel);border-left:3px solid var(--yellow)}
/* 内页多版式 */
.page-head{margin-bottom:20px}.page-head .lead{color:var(--muted)}.stack-layout{display:grid;gap:14px}.stack-layout article{padding:20px;background:var(--panel);border:1px solid var(--border);border-radius:16px}.parallel-layout{display:grid;grid-template-columns:1fr 1fr;gap:14px}.parallel-layout article{background:var(--panel);border:1px solid var(--border);border-radius:14px;padding:18px}.parallel-layout article:nth-child(even){transform:translateY(18px)}.fold-layout{display:grid;gap:14px}.fold-layout article{display:grid;grid-template-columns:160px 1fr;gap:18px;background:var(--panel);border:1px solid var(--border);padding:18px;border-radius:14px;position:relative}.fold-layout article:after{content:"";position:absolute;right:0;top:0;border-top:24px solid var(--deep);border-left:24px solid transparent}.single-flow{display:grid;gap:16px}.single-flow article{padding:0 0 16px;border-bottom:1px solid var(--border)}.single-flow article:last-child{border-bottom:0}.three-periods{display:grid;grid-template-columns:repeat(3,1fr);gap:14px}.three-periods article{padding:20px;background:var(--panel);border-radius:14px;border-top:5px solid var(--yellow)}.state-lines{display:grid;gap:10px}.state-lines article{display:grid;grid-template-columns:110px 1fr;gap:18px;align-items:start;padding:16px;background:var(--panel);border-left:5px solid var(--ink)}.checklist{margin:0;padding:0;list-style:none;display:grid;gap:10px}.checklist li{padding:16px 18px 16px 44px;background:var(--panel);border:1px solid var(--border);border-radius:12px;position:relative}.checklist li:before{content:"✓";position:absolute;left:16px;top:15px;color:var(--ink);font-weight:900}.method-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.method-grid article{padding:18px;background:var(--panel);border-bottom:4px solid var(--yellow);border-radius:14px}.topic-list{display:grid;gap:10px}.topic-list article{padding:16px 18px;background:var(--panel);border:1px solid var(--border);border-radius:12px;display:grid;grid-template-columns:150px 1fr;gap:18px}.center-cards{display:grid;gap:14px;max-width:760px;margin:0 auto}.center-cards article{text-align:center;padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:16px}.legal-sections{display:grid;gap:12px}.legal-sections section{padding:18px;background:var(--panel);border-left:4px solid var(--yellow);border-radius:0 14px 14px 0}.faq-list{display:grid;gap:12px}.faq-list article{padding:18px;background:var(--panel);border:1px solid var(--border);border-radius:14px}.contact-flow{display:grid;grid-template-columns:repeat(2,1fr);gap:14px}.contact-flow article{padding:20px;background:var(--panel);border:1px solid var(--border);border-radius:14px}.about-statement{padding:22px;background:var(--panel);border:1px solid var(--border);border-radius:16px}.about-statement strong{color:var(--ink)}
.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid var(--yellow);padding:30px 0 74px}.footer-brand{display:flex;align-items:center;gap:12px;margin-bottom:24px}.footer-brand img{height:24px;width:auto;object-fit:contain}.footer-brand strong{display:block;color:var(--yellow)}.footer-brand span{display:block;font-size:12px;color:var(--bg)}.footer-groups{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.footer-groups section{display:flex;flex-direction:column;gap:6px}.footer-groups h2{font-size:13px;color:var(--yellow);margin-bottom:4px}.footer-groups a{font-size:13px;color:var(--bg)}.footer-groups a:hover,.footer-groups a:focus-visible{color:var(--yellow)}.footer-note,.copyright{font-size:13px;color:#F7F1D8}.footer-note{margin-top:24px;border-top:1px solid rgba(232,196,48,.35);padding-top:18px}.copyright{margin-bottom:0;color:#D8D0A6}
.overlay{position:fixed;inset:0;background:rgba(22,20,12,.46);z-index:88;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}.smart-curtain{position:fixed;z-index:90;right:18px;top:88px;width:min(32vw,430px);max-height:calc(100vh - 110px);overflow:auto;background:var(--panel);border:1px solid var(--ink);border-radius:16px;box-shadow:var(--shadow);padding:16px;transform:translateX(120%);transition:.24s ease;visibility:hidden;pointer-events:none}.smart-curtain.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}.curtain-top,.search-top{display:flex;align-items:center;justify-content:space-between;gap:12px}.curtain-brand{display:flex;align-items:center;gap:10px}.curtain-brand img{height:24px;width:auto;object-fit:contain}.close-button{height:44px;border:1px solid var(--ink);border-radius:10px;background:var(--panel);color:var(--ink);padding:0 12px}.curtain-groups{display:grid;gap:14px;margin-top:14px}.curtain-groups section{border-top:1px solid var(--border);padding-top:10px}.curtain-groups h2{font-size:13px;margin-bottom:7px}.curtain-groups a{display:block;padding:8px 4px}.curtain-groups a strong{font-size:14px;display:block}.curtain-groups a span{display:block;font-size:12px;color:var(--muted);margin-top:2px}.curtain-groups a:hover,.curtain-groups a:focus-visible{background:var(--soft);outline:none;border-radius:8px}
.search-layer{position:fixed;z-index:91;left:0;right:0;top:74px;visibility:hidden;pointer-events:none;opacity:0;transition:.18s}.search-layer.is-open{visibility:visible;pointer-events:auto;opacity:1}.search-card{width:min(720px,calc(100% - 32px));margin:0 auto;background:var(--panel);border:1px solid var(--ink);border-radius:0 0 16px 16px;padding:18px;box-shadow:var(--shadow)}.search-card label{display:block;margin:14px 0 8px;font-weight:700;color:var(--ink)}.search-card input{width:100%;height:44px;border:1px solid var(--ink);border-radius:12px;background:#fff;padding:0 12px;color:var(--ink)}.preset-links{display:flex;flex-wrap:wrap;gap:8px;margin-top:12px}.preset-links a{min-height:44px;display:inline-flex;align-items:center;padding:0 13px;border:1px solid var(--ink);border-radius:12px;background:var(--soft)}.search-hint{font-size:12px;color:var(--muted);margin:12px 0 0}.mobile-bottom{display:none}
@media (max-width:760px){
  .smart-grid{display:none}.site-main{padding-top:98px;padding-bottom:82px}.top-inner,.head-inner,.site-main,.footer-inner{width:calc(100% - 32px)}.head-actions{gap:6px}.head-app,.curtain-button{height:44px;padding:0 12px}.brand-link{max-width:42%}.brand-link span{font-size:16px}.hero-index,.split-bars,.fold-pair,.shelf-cards,.tip-row,.parallel-layout,.three-periods,.method-grid,.contact-flow{grid-template-columns:1fr}.parallel-layout article:nth-child(even){transform:none}.period-row{grid-template-columns:1fr}.status-item,.state-lines article,.topic-list article,.fold-layout article{grid-template-columns:1fr;gap:8px}.fold-layout article{padding-top:20px}.footer-groups{grid-template-columns:1fr 1fr}.smart-curtain{right:0;top:74px;width:86vw;max-height:calc(100vh - 96px);border-radius:16px 0 0 16px}.search-layer{top:0;bottom:0;background:var(--ink)}.search-card{width:100%;height:100%;margin:0;background:var(--ink);color:var(--yellow);border:0;border-radius:0;padding:22px 16px;overflow:auto}.search-card strong,.search-card label{color:var(--yellow)}.search-card .close-button{border-color:var(--yellow);background:transparent;color:var(--yellow)}.search-card input{background:var(--panel)}.preset-links a{background:var(--yellow);color:var(--ink);border-color:var(--yellow)}.search-hint{color:#E8DFA8}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:70;display:grid;grid-template-columns:repeat(4,1fr);min-height:48px;padding-bottom:env(safe-area-inset-bottom);background:var(--panel);border-top:1px solid var(--border)}.mobile-bottom a{min-height:48px;display:flex;align-items:center;justify-content:center;font-size:13px}.mobile-bottom a.is-current{background:var(--yellow);color:var(--ink);font-weight:800}.site-footer{padding-bottom:92px}.media-slot.medium{height:190px}.media-slot.banner{height:180px}.home-intro{padding:20px}.section-pad{padding:18px}
}

.center-buttons{justify-content:center}