:root{--bg: #0b0b0f;--surface: #141419;--surface-2: #1b1b22;--surface-3: #23232b;--border: #2a2a33;--border-strong: #3a3a45;--text: #ececf1;--text-dim: #9b9ba8;--text-faint: #6c6c78;--accent: #8b8bf5;--accent-strong: #a3a3ff;--danger: #e5484d;--disabled-opacity: .4;--radius: 10px;--radius-sm: 8px;--font: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "PingFang SC", "Hiragino Sans GB", "Microsoft YaHei", sans-serif;--mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--text);font-family:var(--font);font-size:14px;line-height:1.45;-webkit-font-smoothing:antialiased}body.static-page{background:var(--surface)}.seo-shell{background:var(--surface);padding:32px 20px 48px;font-size:13px;color:var(--text-dim)}.seo-header,.seo-main,.seo-footer{max-width:820px;margin:0 auto}.seo-header{display:flex;flex-wrap:wrap;align-items:baseline;justify-content:space-between;gap:10px;padding-bottom:16px}.seo-brand{font-size:15px;font-weight:600;color:var(--text);text-decoration:none}.seo-nav{display:flex;gap:14px}@media(max-width:600px){.seo-nav{flex-wrap:wrap;gap:6px 10px;justify-content:flex-end}}.seo-shell a{color:var(--accent-strong)}.seo-main h1{font-size:18px;color:var(--text)}.seo-main h2{font-size:15px;color:var(--text);margin-top:28px}.seo-main h3{font-size:13px;color:var(--text);margin-bottom:4px}.seo-updated{font-size:12px;color:var(--text-faint);font-family:var(--mono)}.seo-footer span{margin:0}.seo-footer{display:flex;flex-wrap:wrap;row-gap:4px;justify-content:space-between;margin-top:32px;padding-top:16px;border-top:1px solid var(--border);color:var(--text-faint);font-size:13px}@media(max-width:600px){.seo-header{flex-wrap:wrap;gap:8px;padding-bottom:14px}.seo-nav{flex-wrap:wrap;gap:6px 10px;justify-content:space-between}.seo-brand{font-size:14px}}@media(max-width:480px){.seo-footer{font-size:11px;margin-top:22px}}