:root{
  --bg:#f7f3ec;--paper:#fffdfa;--ink:#1f1b17;--muted:#71695e;--line:rgba(31,27,23,.12);
  --soft:#ece4d7;--accent:#7a604a;--accent-2:#b99d78;--radius:28px;--shadow:0 24px 80px rgba(46,36,25,.09)
}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:-apple-system,BlinkMacSystemFont,"Segoe UI","PingFang SC","Hiragino Sans GB","Microsoft YaHei",Arial,sans-serif;background:var(--bg);color:var(--ink);line-height:1.75;text-rendering:optimizeLegibility}a{color:inherit;text-decoration:none}img{display:block;max-width:100%;height:auto}.wrap{width:min(1160px,calc(100% - 40px));margin-inline:auto}.sr-only{position:absolute;inline-size:1px;block-size:1px;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap}.site-header{position:sticky;top:0;z-index:20;background:rgba(247,243,236,.86);backdrop-filter:blur(20px);border-bottom:1px solid var(--line)}.topbar{height:78px;display:flex;align-items:center;gap:32px}.brand-logo{display:inline-flex;align-items:center;gap:9px;font-weight:800;letter-spacing:-.06em}.logo-mark{display:grid;place-items:center;width:42px;height:42px;border:1px solid var(--line);border-radius:15px;background:var(--paper);box-shadow:var(--shadow);letter-spacing:-.08em}.logo-text{font-size:30px}.main-nav{margin-left:auto;display:flex;align-items:center;gap:8px}.main-nav a,.nav-cta{padding:10px 14px;border-radius:999px;color:var(--muted);font-size:15px;transition:.25s ease}.main-nav a:hover,.nav-cta:hover{background:var(--paper);color:var(--ink)}.nav-cta{background:var(--ink);color:#fff;margin-left:4px}.search-shell{display:grid;grid-template-columns:1fr auto;gap:10px 12px;padding:0 0 18px}.search-shell input{width:100%;border:1px solid var(--line);background:rgba(255,253,250,.8);border-radius:999px;padding:15px 20px;font-size:15px;outline:none}.search-shell input:focus{border-color:rgba(122,96,74,.55);box-shadow:0 0 0 4px rgba(122,96,74,.08)}.search-shell button,.primary-btn,.ghost-btn,.form-card button{border:0;border-radius:999px;padding:14px 22px;font-weight:700;cursor:pointer;transition:.25s ease}.search-shell button,.primary-btn,.form-card 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h1{font-size:clamp(44px,7vw,92px);line-height:.98;margin:24px 0 24px;letter-spacing:-.08em}.hero p,.page-hero p{font-size:clamp(17px,2vw,21px);color:var(--muted);max-width:680px}.hero-actions{display:flex;gap:14px;flex-wrap:wrap;margin-top:34px}.hero-media{position:relative}.media-frame{position:relative;border-radius:42px;overflow:hidden;box-shadow:var(--shadow);background:var(--paper);border:1px solid var(--line)}.media-frame img{aspect-ratio:4/3;object-fit:cover}.floating-card{position:absolute;right:-24px;bottom:28px;width:min(260px,70%);padding:18px;border-radius:24px;background:rgba(255,253,250,.88);border:1px solid var(--line);backdrop-filter:blur(16px);box-shadow:0 20px 60px rgba(46,36,25,.14)}.floating-card strong{display:block;font-size:28px;letter-spacing:-.04em}.section{padding:92px 0}.section-head{display:flex;justify-content:space-between;align-items:end;gap:28px;margin-bottom:34px}.section-head h2{font-size:clamp(30px,4vw,52px);line-height:1.05;letter-spacing:-.06em;margin:0}.section-head p{color:var(--muted);max-width:520px;margin:0}.intro-grid{display:grid;grid-template-columns:1fr 1fr;gap:44px;align-items:center}.intro-copy{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:42px;box-shadow:var(--shadow)}.intro-copy h2,.contact-copy h2{font-size:clamp(30px,4vw,52px);line-height:1.05;letter-spacing:-.06em;margin:0 0 18px}.intro-copy p,.contact-copy p{color:var(--muted)}.domain-pill{display:inline-flex;margin-top:18px;border-radius:999px;border:1px solid var(--line);padding:9px 14px;color:var(--accent);font-size:14px}.feature-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.feature-card,.metric-card,.quote-card,.column-card{background:rgba(255,253,250,.82);border:1px solid var(--line);border-radius:var(--radius);padding:28px;box-shadow:0 18px 58px rgba(46,36,25,.06);transition:.25s ease}.feature-card:hover,.column-card:hover{transform:translateY(-4px);box-shadow:var(--shadow)}.feature-icon{width:42px;height:42px;border-radius:16px;background:var(--soft);display:grid;place-items:center;margin-bottom:22px;color:var(--accent)}.feature-card h3,.quote-card h3{margin:0 0 10px;font-size:22px;letter-spacing:-.03em}.feature-card p,.quote-card p,.column-card p{margin:0;color:var(--muted)}.video-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}.video-card{position:relative;border:1px solid var(--line);border-radius:32px;overflow:hidden;background:var(--paper);box-shadow:0 20px 70px rgba(46,36,25,.07);transition:.25s ease}.video-card:hover{transform:translateY(-5px);box-shadow:var(--shadow)}.video-poster{position:relative;aspect-ratio:16/10;overflow:hidden}.video-poster img,.video-poster video{width:100%;height:100%;object-fit:cover}.video-poster video{position:absolute;inset:0;opacity:.01}.play-overlay{position:absolute;inset:0;display:grid;place-items:center;background:rgba(31,27,23,.08);opacity:0;transition:.25s ease}.video-card:hover .play-overlay,.video-card.is-active .play-overlay{opacity:1}.play-button{width:72px;height:72px;border-radius:999px;background:rgba(255,253,250,.86);display:grid;place-items:center;box-shadow:0 16px 40px rgba(31,27,23,.16)}.play-button:before{content:"";border-left:18px solid var(--ink);border-top:12px solid transparent;border-bottom:12px solid transparent;margin-left:5px}.video-body{padding:22px}.video-body h3{font-size:21px;line-height:1.28;margin:7px 0 10px}.video-body p{color:var(--muted);font-size:15px;margin:0}.category{font-size:13px;color:var(--accent)}.tag-row{display:flex;flex-wrap:wrap;gap:8px;margin-top:16px}.tag{border:1px solid var(--line);border-radius:999px;padding:5px 10px;font-size:12px;color:var(--muted);background:rgba(247,243,236,.72)}.stats{display:flex;justify-content:space-between;gap:10px;margin-top:18px;padding-top:16px;border-top:1px solid var(--line);font-size:13px;color:var(--muted)}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.metric-card strong{display:block;font-size:42px;line-height:1;letter-spacing:-.06em}.metric-card span{color:var(--muted);font-size:14px}.quote-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:18px}.quote-card blockquote{margin:0;color:var(--muted)}.quote-card h3{font-size:17px;margin-top:20px}.faq-list{display:grid;gap:12px}.faq-item{background:rgba(255,253,250,.86);border:1px solid var(--line);border-radius:24px;overflow:hidden}.faq-item summary{cursor:pointer;padding:20px 24px;font-weight:800;list-style:none}.faq-item summary::-webkit-details-marker{display:none}.faq-item p{padding:0 24px 22px;margin:0;color:var(--muted)}.contact-grid{display:grid;grid-template-columns:.9fr 1.1fr;gap:34px;align-items:start}.form-card{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:30px;box-shadow:var(--shadow)}.form-card label{display:block;font-weight:700;margin:0 0 8px}.form-card input,.form-card textarea{width:100%;border:1px solid var(--line);border-radius:18px;background:#fff;padding:14px 16px;margin-bottom:16px;font:inherit;outline:none}.form-card textarea{min-height:130px;resize:vertical}.page-hero{padding:88px 0 42px}.breadcrumb{font-size:14px;color:var(--muted);margin-bottom:18px}.content-panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:42px;box-shadow:var(--shadow)}.content-panel h2{font-size:32px;line-height:1.18;letter-spacing:-.05em}.content-panel p,.content-panel li{color:var(--muted)}.column-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:18px}.column-card h3{margin:0 0 10px}.site-footer{margin-top:80px;border-top:1px solid var(--line);background:#eee5d8}.footer-grid{display:grid;grid-template-columns:1.3fr .7fr .8fr;gap:40px;padding:56px 0}.footer-brand p{color:var(--muted);max-width:540px}.footer-links{display:grid;gap:9px;align-content:start}.footer-links h2{font-size:17px}.share-btn{border:1px solid var(--line);background:rgba(255,253,250,.56);border-radius:999px;padding:10px 12px;cursor:pointer;text-align:left}.copyright{border-top:1px solid var(--line);padding:18px 0 28px;display:flex;justify-content:space-between;gap:20px;color:var(--muted);font-size:14px}.notice{border:1px solid var(--line);border-radius:24px;padding:18px 20px;background:rgba(255,253,250,.7);color:var(--muted)}
@media (max-width:980px){.topbar{height:auto;padding:18px 0;flex-wrap:wrap}.main-nav{order:3;width:100%;overflow:auto;padding-bottom:4px}.nav-cta{margin-left:auto}.hero-grid,.intro-grid,.contact-grid{grid-template-columns:1fr}.hero{min-height:auto}.hero-grid{padding:64px 0}.feature-grid,.video-grid,.quote-grid{grid-template-columns:repeat(2,1fr)}.metric-grid,.column-grid{grid-template-columns:repeat(2,1fr)}.floating-card{right:14px}.section{padding:68px 0}.section-head{display:block}.section-head p{margin-top:14px}.footer-grid{grid-template-columns:1fr 1fr}.copyright{flex-direction:column}}
@media (max-width:640px){.wrap{width:min(100% - 28px,1160px)}.hero h1,.page-hero h1{font-size:42px}.search-shell{grid-template-columns:1fr}.feature-grid,.video-grid,.quote-grid,.metric-grid,.column-grid,.footer-grid{grid-template-columns:1fr}.intro-copy,.content-panel{padding:26px}.stats{flex-wrap:wrap}.main-nav a{white-space:nowrap}.hero-actions a{width:100%;text-align:center}.site-footer{margin-top:42px}}