:root{color-scheme:light;--paper: #fbfaf7;--ink: #1f1e1b;--muted: #68635a;--line: #dfd8ce;--panel: #ffffff;--accent: #b44b35;--accent-2: #1f6f68;--soft: #efe8dc;--shadow: 0 18px 50px rgba(44, 35, 25, .08);--rose-soft: #f6e7e1;--rose-deep: #7a2f22;--max-sales: 760px;font-family:Inter,PingFang SC,Hiragino Sans GB,Microsoft YaHei,sans-serif}*{box-sizing:border-box}body{margin:0;background:var(--paper);color:var(--ink);line-height:1.65}a{color:inherit;text-decoration:none}p{margin:0}.site-header{align-items:center;border-bottom:1px solid var(--line);display:flex;gap:24px;justify-content:space-between;padding:18px clamp(18px,5vw,64px);position:sticky;top:0;z-index:10;background:#fbfaf7eb;backdrop-filter:blur(16px)}.brand{align-items:center;display:inline-flex;font-weight:800;gap:10px;letter-spacing:0;white-space:nowrap}.brand-mark{align-items:center;background:var(--ink);color:var(--paper);display:inline-flex;height:30px;justify-content:center;width:30px}.nav{display:flex;flex-wrap:wrap;gap:6px;justify-content:flex-end}.nav a{border-radius:999px;color:var(--muted);font-size:14px;padding:8px 12px}.nav a:hover{background:var(--soft);color:var(--ink)}.section{padding:clamp(42px,7vw,88px) clamp(18px,5vw,64px)}.section+.section{border-top:1px solid var(--line)}.section-header{align-items:end;display:flex;gap:20px;justify-content:space-between;margin-bottom:26px}.eyebrow{color:var(--accent);font-size:13px;font-weight:800;margin-bottom:8px}h1,h2,h3{line-height:1.12;margin:0}h1{font-family:Georgia,Times New 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