:root{
    --bg:#F6F0DA;
    --paper:#FFFBEF;
    --paper2:#EEE4B9;
    --ink:#17140E;
    --ink2:#2B2619;
    --muted:#6D6539;
    --amber:#F0C933;
    --amber2:#D4A914;
    --line:rgba(23,20,14,.15);
    --shadow:0 16px 38px rgba(23,20,14,.10);
    --radius:16px;
    --wrap:min(1080px,calc(100% - 32px));
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--bg);color:var(--ink2);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.lock-scroll{overflow:hidden}
a{color:inherit;text-decoration:none}
button,input{font:inherit}
button{cursor:pointer}
img{display:block;max-width:100%}
:focus-visible{outline:3px solid var(--amber);outline-offset:3px}
.wrap{width:var(--wrap);margin:0 auto}
.skip-link{position:fixed;left:16px;top:-60px;z-index:300;padding:10px 14px;background:#fff;border-radius:10px}
.skip-link:focus{top:10px}
.site-header{position:fixed;z-index:100;left:0;right:0;top:0}
.utility-strip{height:22px;background:var(--ink);color:var(--amber);font-size:12px}
.utility-inner{height:22px;display:flex;align-items:center;justify-content:space-between}
.utility-inner button{border:0;background:transparent;color:var(--amber);height:22px;min-width:60px;padding:0}
.brand-bar{height:60px;background:rgba(255,251,239,.98);border-bottom:1px solid var(--line);backdrop-filter:blur(8px)}
.brand-bar-inner{height:60px;display:flex;align-items:center;justify-content:space-between;gap:16px}
.brand-mark{display:flex;align-items:center;min-height:44px}
.brand-mark img{height:28px;width:auto;object-fit:contain;object-position:left center}
.brand-mark strong{font-size:19px}
.brand-actions{display:flex;gap:8px;align-items:center}
.mini-action,.menu-button{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 14px;border-radius:12px;font-weight:800;font-size:13px}
.mini-action{background:var(--amber);color:var(--ink)}
.menu-button{background:var(--paper);border:1px solid var(--ink);color:var(--ink)}
.primary-nav{height:44px;background:var(--paper2);border-bottom:1px solid var(--line)}
.primary-nav-inner{height:44px;display:flex;align-items:center;gap:8px}
.primary-nav a{display:inline-flex;align-items:center;justify-content:center;min-height:32px;padding:0 14px;border-radius:10px;font-size:13px;font-weight:800}
.primary-nav a.is-active{background:var(--ink);color:var(--amber)}
.site-main{padding-top:126px;padding-bottom:52px}
h1,h2,h3{margin:0;color:var(--ink);line-height:1.3}
h1{font-size:30px}
h2{font-size:21px}
h3{font-size:17px}
p{margin:10px 0 0}
.kicker{font-size:12px;letter-spacing:.08em;font-weight:900;color:var(--muted)}
.hero{padding:28px 0 12px}
.hero-card{background:var(--paper);border:1px solid var(--line);border-radius:20px;padding:28px;box-shadow:var(--shadow)}
.hero-card p{max-width:820px;color:var(--muted);font-size:16px}
.cta-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:20px}
.cta{display:inline-flex;align-items:center;justify-content:center;min-height:42px;padding:0 16px;border-radius:12px;font-size:14px;font-weight:900}
.cta.primary{background:linear-gradient(135deg,var(--ink),var(--amber));color:var(--ink);border:1px solid var(--ink)}
.cta.secondary{background:var(--paper);color:var(--ink);border:1px solid var(--ink)}
.section{padding:20px 0}
.section-title{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:14px}
.section-title p{max-width:680px;color:var(--muted)}
.image-slot{background:var(--paper);border:1px solid var(--line);border-radius:16px;min-height:120px;display:flex;align-items:center;justify-content:center;overflow:hidden}
.image-slot img{width:100%;height:100%;object-fit:contain;object-position:center}
.h160{height:160px}.h180{height:180px}.h200{height:200px}.h220{height:220px}.h260{height:260px}.app-image{height:320px;max-width:420px;margin:0 auto}.icon-image{width:52px;height:52px;min-height:52px;margin:10px auto 0}
.feature-band{display:grid;grid-template-columns:1.2fr .8fr;gap:16px}
.band-main,.band-side{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:20px}
.band-main p,.band-side p{color:var(--muted)}
.band-main .image-slot{margin-bottom:14px}
.flow-list{display:grid;gap:12px}
.flow-row{display:grid;grid-template-columns:72px 1fr;gap:14px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px}
.flow-no{font-size:28px;font-weight:950;color:var(--amber2);line-height:1}
.flow-row p{color:var(--muted)}
.mosaic{display:grid;grid-template-columns:repeat(12,1fr);gap:14px}
.mosaic-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:18px}
.mosaic-card p{color:var(--muted)}
.mosaic-card.large{grid-column:span 7}
.mosaic-card.small{grid-column:span 5}
.mosaic-card.half{grid-column:span 6}
.mosaic-card.full{grid-column:1/-1}
.process-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:14px}
.process-card{background:var(--ink);color:var(--bg);border-radius:16px;padding:18px}
.process-card h2,.process-card h3{color:var(--amber)}
.process-card p{color:#F6F0DA}
.tagline-list{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}
.tagline-card{background:var(--paper);border:1px solid var(--line);border-left:6px solid var(--amber);border-radius:12px 16px 16px 12px;padding:16px}
.tagline-card p{color:var(--muted)}
.article{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px}
.article h2{margin-top:28px}
.article h2:first-child{margin-top:0}
.article p{color:var(--ink2)}
.center-panel{text-align:center;background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:22px}
.center-panel p{max-width:760px;margin:10px auto 0;color:var(--muted)}
.category-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:14px}
.category-card{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:18px}
.category-card p{color:var(--muted)}
.check-list{display:grid;gap:10px}
.check-item{display:grid;grid-template-columns:36px 1fr;gap:12px;background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:16px}
.check-item span:first-child{width:32px;height:32px;border-radius:50%;background:var(--amber);display:flex;align-items:center;justify-content:center;font-weight:900}
.faq-list{display:grid;gap:10px}
.faq-list details{background:var(--paper);border:1px solid var(--line);border-radius:14px;padding:0 16px}
.faq-list summary{cursor:pointer;min-height:54px;display:flex;align-items:center;font-weight:900}
.faq-list p{margin:0;padding:0 0 16px;color:var(--muted)}
.link-row{display:flex;gap:10px;flex-wrap:wrap;margin-top:16px}
.link-row a{display:inline-flex;align-items:center;min-height:40px;padding:0 12px;border-radius:10px;border:1px solid var(--ink);background:var(--paper);font-weight:800}
.site-footer{background:var(--ink);color:var(--bg);border-top:1px solid var(--amber);padding:36px 0 84px;margin-top:36px;font-size:13px}
.footer-top{display:flex;gap:24px;justify-content:space-between;padding-bottom:20px;border-bottom:1px solid rgba(240,201,51,.25)}
.footer-brand{display:flex;gap:12px;align-items:center;min-width:190px}
.footer-brand img{height:26px;width:auto;object-fit:contain}
.footer-brand strong{display:block;color:var(--amber);font-size:17px}
.footer-brand span{font-size:11px}
.footer-top p{margin:0;max-width:700px;color:var(--bg)}
.footer-columns{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:20px;padding:24px 0}
.footer-columns h2{font-size:14px;color:var(--amber);margin-bottom:6px}
.footer-columns a{display:block;padding:4px 0}
.footer-bottom{display:flex;justify-content:space-between;gap:20px;border-top:1px solid rgba(240,201,51,.25);padding-top:16px}
.overlay{position:fixed;inset:0;background:rgba(23,20,14,.55);z-index:130;opacity:0;visibility:hidden;pointer-events:none;transition:.2s}
.overlay.is-open{opacity:1;visibility:visible;pointer-events:auto}
.site-menu{position:fixed;z-index:150;top:82px;right:18px;width:min(390px,42vw);max-height:calc(100vh - 100px);background:var(--paper);border:1px solid var(--ink);border-radius:18px;box-shadow:var(--shadow);transform:translateX(calc(100% + 40px));visibility:hidden;pointer-events:none;transition:.25s;overflow:hidden}
.site-menu.is-open{transform:translateX(0);visibility:visible;pointer-events:auto}
.menu-head{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:12px 14px;border-bottom:1px solid var(--line)}
.menu-brand{display:flex;align-items:center;gap:10px}
.menu-brand img{height:24px;width:auto;object-fit:contain}
.menu-head button,.search-head button{min-height:42px;padding:0 12px;border-radius:10px;border:1px solid var(--ink);background:var(--paper);font-weight:800}
.menu-body{max-height:calc(100vh - 162px);overflow:auto;padding:14px}
.menu-body section{margin-bottom:16px}
.menu-body h2{font-size:14px;margin-bottom:6px}
.menu-body a{display:grid;grid-template-columns:92px 1fr;gap:10px;padding:8px;border-radius:10px}
.menu-body a:hover{background:var(--paper2)}
.menu-body span{font-size:12px;color:var(--muted)}
.search-panel{position:fixed;z-index:145;top:82px;left:0;right:0;opacity:0;visibility:hidden;pointer-events:none;transform:translateY(-12px);transition:.2s}
.search-panel.is-open{opacity:1;visibility:visible;pointer-events:auto;transform:translateY(0)}
.search-box{width:min(760px,calc(100% - 32px));margin:0 auto;background:var(--paper);border:1px solid var(--ink);border-radius:0 0 18px 18px;box-shadow:var(--shadow);padding:18px}
.search-head{display:flex;align-items:flex-start;justify-content:space-between;gap:18px}
.search-head span{font-size:12px;color:var(--muted);font-weight:900}
.search-box input{width:100%;min-height:44px;border:1px solid var(--ink);border-radius:12px;margin-top:14px;padding:0 12px;background:#fff}
.search-links{display:flex;gap:8px;flex-wrap:wrap;margin-top:12px}
.search-links a{display:inline-flex;align-items:center;min-height:38px;padding:0 12px;border-radius:10px;background:var(--amber);font-weight:900}
.mobile-nav{display:none}
@media(max-width:820px){
    .feature-band{grid-template-columns:1fr}
    .process-grid{grid-template-columns:1fr}
    .mosaic-card.large,.mosaic-card.small,.mosaic-card.half{grid-column:1/-1}
    .category-grid,.tagline-list{grid-template-columns:1fr}
    .site-menu{width:min(78vw,390px)}
}
@media(max-width:640px){
    .primary-nav{display:none}
    .site-main{padding-top:82px;padding-bottom:72px}
    h1{font-size:26px}
    .hero-card{padding:22px}
    .footer-top{display:block}
    .footer-top p{margin-top:14px}
    .footer-columns{grid-template-columns:repeat(2,minmax(0,1fr))}
    .footer-bottom{display:block}
    .footer-bottom span:last-child{display:block;margin-top:6px}
    .site-footer{padding-bottom:92px}
    .site-menu{right:0;top:82px;width:min(88vw,390px);max-height:calc(100vh - 82px);border-radius:18px 0 0 18px}
    .menu-body{max-height:calc(100vh - 144px)}
    .search-panel{inset:22px 0 0;top:22px;height:calc(100vh - 22px);background:var(--ink);transform:translateY(-100%)}
    .search-panel.is-open{transform:translateY(0)}
    .search-box{width:100%;height:100%;border:0;border-radius:0;background:var(--ink);color:var(--amber);padding:20px 16px}
    .search-head h2,.search-head span{color:var(--amber)}
    .search-head button{background:var(--paper)}
    .mobile-nav{position:fixed;z-index:120;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(--paper);border-top:1px solid var(--ink)}
    .mobile-nav a{display:flex;align-items:center;justify-content:center;min-height:48px;font-size:13px;font-weight:900}
    .mobile-nav a.is-active{background:var(--amber);color:var(--ink)}
}