:root{
    --bg:#f7f5ef;
    --panel:#ffffff;
    --text:#222222;
    --muted:#667085;
    --line:#e7e0d2;
    --brand:#7b4b23;
    --brand-dark:#3d2818;
    --accent:#c49055;
    --shadow:0 18px 50px rgba(61,40,24,.10);
}
*{box-sizing:border-box}
body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--text);line-height:1.75}
a{color:inherit;text-decoration:none}img{max-width:100%;height:auto;display:block}.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0)}
.site-header{position:sticky;top:0;z-index:20;background:rgba(247,245,239,.96);backdrop-filter:blur(14px);border-bottom:1px solid var(--line)}
.topbar{max-width:1180px;margin:0 auto;display:flex;align-items:center;justify-content:space-between;gap:20px;padding:16px 20px}.brand-logo,.footer-logo{display:flex;align-items:center;gap:10px;font-weight:800;color:var(--brand-dark)}.brand-logo img,.footer-logo img{width:42px;height:42px}.main-nav{display:flex;align-items:center;gap:12px;flex-wrap:wrap}.main-nav a{font-size:14px;padding:8px 10px;border-radius:999px;color:var(--muted)}.main-nav a.active,.main-nav a:hover{background:var(--brand-dark);color:#fff}
.search-line{max-width:1180px;margin:0 auto;padding:0 20px 16px;display:grid;grid-template-columns:1fr auto;gap:10px}.search-line input{border:1px solid var(--line);border-radius:14px;padding:13px 14px;background:#fff;font-size:15px}.search-line button,.btn{border:0;border-radius:14px;padding:12px 18px;font-weight:700;cursor:pointer}.search-line button{background:var(--brand);color:#fff}.search-line p{grid-column:1/-1;margin:0;color:var(--muted);font-size:14px}
.hero{max-width:1180px;margin:26px auto 0;padding:48px 20px;display:grid;grid-template-columns:1.1fr .9fr;gap:32px;align-items:center}.hero-copy,.hero-media,.inner-hero,.section,.site-footer{border:1px solid var(--line);background:var(--panel);box-shadow:var(--shadow);border-radius:28px}.hero-copy{padding:42px}.eyebrow{color:var(--brand);font-weight:800;letter-spacing:.06em;margin:0 0 10px}.hero h1,.inner-hero h1{font-size:clamp(34px,5vw,58px);line-height:1.12;margin:0 0 18px;color:var(--brand-dark)}.hero-text,.inner-hero p{font-size:18px;color:var(--muted)}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin:28px 0}.btn.primary{background:var(--brand-dark);color:#fff}.btn.ghost{background:#f2e8d9;color:var(--brand-dark)}.trust-list{display:flex;flex-wrap:wrap;gap:10px;padding:0;margin:22px 0 0;list-style:none}.trust-list li{background:#fbf7ef;border:1px solid var(--line);padding:8px 12px;border-radius:999px;color:var(--brand-dark);font-weight:700}.hero-media{padding:18px}.hero-media img{border-radius:22px}.hero-media figcaption,figcaption{font-size:13px;color:var(--muted);margin-top:10px}.section{max-width:1180px;margin:28px auto;padding:34px 28px}.section-head{max-width:760px;margin-bottom:22px}.section h2{font-size:clamp(26px,3vw,40px);line-height:1.22;margin:0 0 12px;color:var(--brand-dark)}.section-head p{color:var(--muted)}.card-grid{display:grid;gap:18px}.card-grid.four{grid-template-columns:repeat(4,1fr)}.card-grid.three{grid-template-columns:repeat(3,1fr)}.feature-card,.simple-card,.review-card,.video-card,.timeline article,.list-panel article{background:#fffdfa;border:1px solid var(--line);border-radius:22px;padding:20px}.feature-card .number{display:inline-grid;place-items:center;width:44px;height:44px;border-radius:14px;background:#efe0ca;color:var(--brand-dark);font-weight:900}.feature-card h3,.simple-card h3,.video-card h3,.timeline h3,.list-panel h3{color:var(--brand-dark);margin:14px 0 8px}.tag,.tags{display:inline-block;color:var(--brand);font-weight:700;font-size:13px}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.video-shell{position:relative;aspect-ratio:16/9;border-radius:18px;overflow:hidden;background:#eee;border:1px solid var(--line)}.video-shell video{width:100%;height:100%;object-fit:cover;background:#eadfcf}.play-btn{position:absolute;inset:0;margin:auto;width:62px;height:62px;border-radius:50%;display:grid;place-items:center;background:rgba(61,40,24,.78);color:#fff;font-size:24px;opacity:0;transform:scale(.92);transition:.22s}.video-shell:hover .play-btn,.video-shell:focus .play-btn{opacity:1;transform:scale(1)}.metrics{display:flex;gap:9px;flex-wrap:wrap;color:var(--muted);font-size:13px}.metrics span{background:#f4eee3;border-radius:999px;padding:5px 8px}.timeline{display:grid;grid-template-columns:repeat(4,1fr);gap:16px}.timeline span{font-weight:900;color:var(--accent);font-size:28px}.list-panel{display:grid;gap:14px}.list-panel article{display:grid;grid-template-columns:120px 1fr;gap:10px;align-items:start}.list-panel p{grid-column:2}.faq-list{display:grid;gap:12px}.faq-list details{background:#fffdfa;border:1px solid var(--line);border-radius:18px;padding:16px}.faq-list summary{cursor:pointer;font-weight:800;color:var(--brand-dark)}.review-card p{font-size:16px}.review-card strong{display:block;color:var(--brand-dark)}.review-card span{color:var(--muted)}.contact-cta{display:flex;justify-content:space-between;align-items:center;gap:20px;background:linear-gradient(135deg,#fff,#f1e3cd)}
.site-footer{max-width:1180px;margin:30px auto;padding:30px 28px}.footer-grid{display:grid;grid-template-columns:1.4fr .8fr 1fr;gap:28px}.footer-grid a{display:block;color:var(--muted);margin:6px 0}.copyright{border-top:1px solid var(--line);padding-top:18px;color:var(--muted)}.inner-hero{max-width:1180px;margin:26px auto 0;padding:42px 28px}.breadcrumb{display:flex;gap:8px;color:var(--muted);margin-bottom:14px}.domain-note{background:#fbf7ef;border:1px solid var(--line);display:inline-block;padding:8px 12px;border-radius:999px}.split-section{display:grid;grid-template-columns:1fr .7fr;gap:28px;align-items:center}.split-section img{border-radius:22px}.contact-form{max-width:760px;display:grid;gap:16px}.contact-form label{display:grid;gap:6px;font-weight:800;color:var(--brand-dark)}.contact-form input,.contact-form select,.contact-form textarea{width:100%;border:1px solid var(--line);border-radius:14px;padding:12px;background:#fff;font:inherit}.form-tip{color:var(--muted)}
@media (max-width:900px){.topbar{align-items:flex-start;flex-direction:column}.hero,.split-section{grid-template-columns:1fr}.card-grid.four,.card-grid.three,.video-grid,.timeline,.footer-grid{grid-template-columns:1fr 1fr}.contact-cta{align-items:flex-start;flex-direction:column}.list-panel article{grid-template-columns:1fr}.list-panel p{grid-column:auto}}
@media (max-width:640px){.search-line{grid-template-columns:1fr}.hero{padding:18px 14px}.hero-copy,.section,.inner-hero,.site-footer{padding:24px 18px;border-radius:22px}.card-grid.four,.card-grid.three,.video-grid,.timeline,.footer-grid{grid-template-columns:1fr}.main-nav a{font-size:13px}.hero-actions .btn{width:100%;text-align:center}.hero h1,.inner-hero h1{font-size:34px}}