:root{--bg:#f7f5ef;--ink:#20242a;--muted:#667085;--card:#fff;--line:#e6e1d8;--brand:#3e4b59;--soft:#ebe6dc;--accent:#826f55}*{box-sizing:border-box}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.75}a{color:inherit;text-decoration:none}img{max-width:100%;display:block}.wrap{width:min(1180px,92vw);margin:auto}.topbar{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.94);backdrop-filter:blur(10px);border-bottom:1px solid var(--line)}.nav{display:flex;align-items:center;justify-content:space-between;padding:14px 0;gap:20px}.logo{display:flex;align-items:center;gap:10px;font-weight:800;font-size:22px}.logo-mark{width:38px;height:38px;border-radius:14px;background:linear-gradient(135deg,var(--brand),var(--accent));display:grid;place-items:center;color:#fff}.menu{display:flex;gap:18px;flex-wrap:wrap;font-size:15px}.searchbar{padding:12px 0;border-top:1px solid var(--line)}.searchbar form{display:flex;gap:10px}.searchbar input{flex:1;border:1px solid var(--line);border-radius:999px;padding:12px 18px;background:#fff;font-size:15px}.btn{display:inline-flex;align-items:center;justify-content:center;padding:12px 20px;border-radius:999px;background:var(--brand);color:#fff;font-weight:700;border:0;cursor:pointer}.btn.light{background:#fff;color:var(--brand);border:1px solid var(--line)}.hero{padding:72px 0 48px}.hero-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:34px;align-items:center}.eyebrow{display:inline-flex;background:var(--soft);padding:6px 12px;border-radius:999px;color:var(--accent);font-weight:700}.hero h1{font-size:clamp(36px,6vw,64px);line-height:1.12;margin:18px 0}.lead{font-size:19px;color:var(--muted)}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:26px}.trust{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin-top:28px}.trust div,.card{background:var(--card);border:1px solid var(--line);border-radius:24px;padding:20px;box-shadow:0 10px 30px rgba(42,35,25,.05)}.section{padding:54px 0}.section-title{display:flex;justify-content:space-between;gap:20px;align-items:end;margin-bottom:24px}.section h2{font-size:32px;margin:0}.section p{color:var(--muted)}.grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.grid.two{grid-template-columns:repeat(2,1fr)}.feature-card h3,.card h3{margin-top:0}.tag{display:inline-block;background:#f0ece3;border:1px solid var(--line);padding:4px 10px;border-radius:999px;color:var(--accent);font-size:13px}.video-card{position:relative;overflow:hidden;border-radius:24px;background:#fff;border:1px solid var(--line)}.video-card figure{margin:0}.video-card figcaption{padding:15px;color:var(--muted);font-size:14px}.play{position:absolute;inset:0;display:grid;place-items:center;background:rgba(32,36,42,.18);opacity:0;transition:.25s}.video-card:hover .play{opacity:1}.play span{width:70px;height:70px;border-radius:50%;background:rgba(255,255,255,.92);display:grid;place-items:center;font-size:28px;color:var(--brand)}.timeline{display:grid;gap:14px}.timeline .item{border-left:4px solid var(--accent);padding-left:18px}.faq details{background:#fff;border:1px solid var(--line);border-radius:18px;padding:16px 18px}.faq summary{font-weight:800;cursor:pointer}.footer{background:#252a30;color:#f7f5ef;padding:40px 0;margin-top:40px}.footer p{color:#d6d0c5}.foot-grid{display:grid;grid-template-columns:1.2fr .8fr;gap:28px}.breadcrumb{font-size:14px;color:var(--muted);padding:22px 0}.notice{border:1px dashed var(--accent);background:#fffdf8;border-radius:20px;padding:18px}.mobile-note{font-size:14px;color:var(--muted)}@media (max-width:860px){.hero-grid,.grid,.grid.two,.foot-grid{grid-template-columns:1fr}.menu{display:none}.trust{grid-template-columns:1fr}.section-title{display:block}.hero{padding-top:42px}.searchbar form{flex-direction:column}.btn{width:100%}}