:root{--bg:#FFF9EC;--card:#fff;--soft:#F6EFD9;--gold:#E9B92F;--green:#6A8247;--title:#302718;--text:#514637;--muted:#746651;--line:#E7DCC4;--radius:12px;--max:1160px}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,"PingFang SC","Microsoft YaHei",sans-serif;font-size:16px;line-height:1.78;overflow-x:hidden}a{color:var(--title);text-decoration:none}a:hover{text-decoration:underline}a:focus-visible,button:focus-visible{outline:3px solid #8b6b12;outline-offset:3px}img{display:block;max-width:100%;height:auto}button{font:inherit}.site-header{position:sticky;top:0;z-index:40;background:rgba(255,249,236,.97);border-bottom:1px solid var(--line)}.header-inner{max-width:var(--max);margin:auto;min-height:68px;padding:10px 20px;display:flex;align-items:center;gap:20px}.brand{display:flex;align-items:center;gap:10px;min-width:0}.brand-logo{height:28px!important;width:auto!important;max-width:110px;object-fit:contain}.brand-mark{display:inline-flex;align-items:center;justify-content:center;width:42px;height:28px;border-radius:8px;background:#fff;border:1px solid var(--line);font-weight:800;color:#7a5c00}.brand-name{font-weight:800;white-space:nowrap}.desktop-nav{margin-left:auto;display:flex;gap:4px;align-items:center}.desktop-nav a,.menu-toggle{min-height:44px;display:inline-flex;align-items:center;padding:0 12px;border-radius:10px}.desktop-nav a.active{background:var(--soft)}.menu-toggle{border:1px solid var(--line);background:#fff;color:var(--title);cursor:pointer}.reading-menu{position:absolute;left:0;right:0;top:100%;pointer-events:none;visibility:hidden;opacity:0;transform:translateY(-6px);transition:.12s ease}.reading-menu.open{pointer-events:auto;visibility:visible;opacity:1;transform:none}.menu-inner{max-width:var(--max);margin:0 auto;background:#fff;border:1px solid var(--line);box-shadow:0 16px 35px rgba(48,39,24,.10);padding:24px;display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:24px}.menu-inner h2{font-size:15px;margin:0 0 8px;color:var(--green)}.menu-inner a{display:block;padding:5px 0}.menu-close{grid-column:1/-1;justify-self:end;min-height:44px;border:1px solid var(--line);background:var(--soft);border-radius:10px;padding:0 16px;cursor:pointer}main{max-width:var(--max);margin:auto;padding:36px 20px 80px}.hero{display:grid;grid-template-columns:58fr 42fr;gap:34px;align-items:center;padding:28px 0 52px}.eyebrow{font-size:13px;letter-spacing:.08em;color:var(--green);font-weight:800}.hero h1,.page-hero h1{font-size:clamp(30px,3.2vw,34px);line-height:1.25;margin:10px 0 18px;color:var(--title)}.hero p,.page-hero p{max-width:760px}.actions{display:flex;flex-wrap:wrap;gap:12px;margin-top:22px}.btn{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:0 18px;border-radius:10px;background:var(--gold);color:#302718;font-weight:800}.btn.secondary{background:#fff;border:1px solid var(--line)}.hero-media,.media-shell{display:flex;align-items:center;justify-content:center;min-width:0;background:var(--soft);border:1px solid var(--line);border-radius:var(--radius);padding:18px}.hero-media:empty,.media-shell:empty{min-height:180px;background:linear-gradient(135deg,#F6EFD9,#fff)}.banner-img{max-height:290px!important;width:auto!important;object-fit:contain}.section{margin:52px 0}.section h2{font-size:25px;line-height:1.35;color:var(--title);margin:0 0 18px}.section h3{font-size:19px;line-height:1.45;color:var(--title);margin:0 0 10px}.lead{font-size:18px;max-width:850px}.grid-2{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:22px}.grid-3{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:20px}.card{min-width:0;background:var(--card);border:1px solid var(--line);border-radius:var(--radius);padding:22px}.card p:last-child{margin-bottom:0}.feature-mix{display:grid;grid-template-columns:1.35fr .82fr;grid-template-rows:auto auto;gap:20px}.feature-mix .main-card{grid-row:1/3}.split{display:grid;grid-template-columns:1fr 1fr;gap:28px;align-items:center}.split.reverse .media-shell{order:2}.split.reverse .copy{order:1}.media-img{width:auto!important;height:auto!important;max-width:100%;max-height:185px!important;object-fit:contain!important;object-position:center}.app-img{width:auto!important;height:auto!important;max-width:100%;max-height:360px!important;object-fit:contain!important}.icon-img{width:auto!important;height:auto!important;max-width:64px!important;max-height:64px!important;object-fit:contain!important}.app-cluster{display:flex;align-items:center;justify-content:center;gap:24px;flex-wrap:wrap}.quote-strip{padding:18px 20px;border-left:4px solid var(--gold);background:#fff;margin:18px 0}.timeline{display:grid;gap:18px}.timeline article{position:relative;padding:20px 22px 20px 52px;background:#fff;border:1px solid var(--line);border-radius:var(--radius)}.timeline article::before{content:attr(data-step);position:absolute;left:18px;top:20px;width:24px;height:24px;border-radius:50%;display:grid;place-items:center;background:var(--gold);font-weight:800;font-size:13px}.note-layout{display:grid;grid-template-columns:minmax(0,1.6fr) minmax(240px,.7fr);gap:24px}.side-stack{display:grid;gap:16px}.page-hero{padding:10px 0 28px;border-bottom:1px solid var(--line);margin-bottom:32px}.prose{max-width:860px}.prose h2{margin-top:38px}.prose h3{margin-top:26px}.prose p{margin:0 0 18px}.checklist{padding:0;list-style:none;display:grid;gap:12px}.checklist li{padding:14px 16px;background:#fff;border:1px solid var(--line);border-radius:10px}.route-list{display:grid;gap:14px}.route-list a{display:flex;justify-content:space-between;gap:15px;align-items:center;padding:16px 18px;background:#fff;border:1px solid var(--line);border-radius:10px}.faq{display:grid;gap:16px}.faq article{background:#fff;border:1px solid var(--line);border-radius:var(--radius);padding:20px}.faq h2{font-size:19px;margin:0 0 8px}.site-footer{border-top:1px solid var(--line);background:#fff;padding:38px 20px 88px}.footer-grid{max-width:var(--max);margin:auto;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:28px}.footer-grid h2{font-size:15px;color:var(--green);margin:0 0 8px}.footer-grid a{display:block;padding:3px 0}.footer-brand p{max-width:320px;color:var(--muted)}.footer-note{max-width:var(--max);margin:26px auto 0;color:var(--muted);font-size:14px}.mobile-bottom{display:none}
@media(max-width:900px){.desktop-nav{display:none}.header-inner{min-height:60px}.brand-name{max-width:120px;overflow:hidden;text-overflow:ellipsis}.menu-toggle{margin-left:auto}.menu-inner{grid-template-columns:repeat(2,minmax(0,1fr));max-height:72vh;overflow:auto;margin:0 16px}.hero,.split,.note-layout{grid-template-columns:1fr}.hero{padding-top:14px}.hero-media{order:2}.split.reverse .media-shell,.split.reverse .copy{order:initial}.grid-3{grid-template-columns:repeat(2,minmax(0,1fr))}.footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}
@media(max-width:600px){body{font-size:16px}main{padding:24px 16px 92px}.header-inner{padding:8px 16px}.brand-logo{height:24px!important;max-width:90px}.brand-name{font-size:15px}.menu-toggle{padding:0 10px}.menu-inner{padding:18px 16px;gap:16px}.hero{gap:22px;padding-bottom:34px}.hero h1,.page-hero h1{font-size:28px}.section{margin:36px 0}.section h2{font-size:22px}.grid-2,.grid-3,.feature-mix{grid-template-columns:1fr}.feature-mix .main-card{grid-row:auto}.card{padding:17px}.media-shell{padding:14px}.banner-img{max-height:210px!important}.media-img{max-height:165px!important}.app-img{max-height:280px!important}.icon-img{max-width:52px!important;max-height:52px!important}.app-cluster{gap:16px}.footer-grid{grid-template-columns:1fr}.site-footer{padding:32px 16px 96px}.mobile-bottom{position:fixed;left:0;right:0;bottom:0;z-index:50;height:56px;background:#fff;border-top:1px solid var(--line);display:grid;grid-template-columns:repeat(3,1fr)}.mobile-bottom a{display:grid;place-items:center;min-width:0;font-size:14px}.timeline article{padding-left:46px}.timeline article::before{left:14px}}