:root{--bg:#f6f5f2;--surface:#fff;--surface-soft:#efede7;--text:#25231f;--muted:#777169;--line:#dedad2;--accent:#4f5f76;--accent-strong:#2f4058;--danger:#a8433b;--shadow:0 18px 50px #24201a14}*{box-sizing:border-box}html{background:var(--bg)}body{background:var(--bg);color:var(--text);margin:0;font-family:ui-sans-serif,-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Microsoft YaHei,sans-serif}a{color:inherit;text-decoration:none}button,input{font:inherit}button{cursor:pointer}.app-shell{width:min(1120px,100% - 40px);margin:0 auto;padding-bottom:72px}.site-header{border-bottom:1px solid var(--line);justify-content:space-between;align-items:center;min-height:72px;display:flex}.brand{letter-spacing:-.03em;font-size:22px;font-weight:700}.ghost-button{color:var(--muted);background:0 0;border:0;padding:8px 0}.hero{padding:88px 0 64px}.eyebrow{color:var(--muted);letter-spacing:.08em;text-transform:uppercase;margin:0 0 12px;font-size:13px;font-weight:700}.hero h1,.page-heading 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