:root{--bg: #f8fafc;--surface: #ffffff;--surface-soft: rgba(255, 255, 255, .92);--text: #0f172a;--muted: #475569;--muted-soft: #64748b;--border: #e2e8f0;--accent: #2563eb;--button-bg: #ffffff;--button-hover: #f8fafc;--button-primary: #0f172a;--button-primary-hover: #1e293b;--button-primary-text: #ffffff;--shadow: rgba(15, 23, 42, .04);--photo-shadow: rgba(15, 23, 42, .16);--author-color: #334155}html.dark{--bg: #020617;--surface: #0f172a;--surface-soft: rgba(15, 23, 42, .92);--text: #e5e7eb;--muted: #cbd5e1;--muted-soft: #94a3b8;--border: #1e293b;--accent: #60a5fa;--button-bg: #0f172a;--button-hover: #1e293b;--button-primary: #e5e7eb;--button-primary-hover: #cbd5e1;--button-primary-text: #020617;--shadow: rgba(0, 0, 0, .25);--photo-shadow: rgba(0, 0, 0, .35);--author-color: #e2e8f0}*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe 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