:root{--bg: #ffffff;--surface: #f7f8fa;--border: #e3e6ea;--text: #1a1d21;--muted: #6b7280;--accent: #1f6feb;--accent-soft: #e8f0fe;--danger: #c0392b;--radius: 10px;--maxw: 44rem}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--bg: #14171a;--surface: #1c2126;--border: #2d343b;--text: #e8eaed;--muted: #9aa4af;--accent: #6ea8fe;--accent-soft: #1d2b40;--danger: #ff7b6b}}:root[data-theme=dark]{--bg: #14171a;--surface: #1c2126;--border: #2d343b;--text: #e8eaed;--muted: #9aa4af;--accent: #6ea8fe;--accent-soft: #1d2b40;--danger: #ff7b6b}*{box-sizing:border-box}html,body{margin:0;padding:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Apple SD Gothic Neo,Pretendard,Malgun Gothic,system-ui,sans-serif;line-height:1.6;-webkit-text-size-adjust:100%}.wrap{max-width:var(--maxw);margin:0 auto;padding:24px 16px 64px}header.site{border-bottom:1px solid var(--border);background:var(--surface)}header.site 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