:root{--bg: #f6f9f9;--surface: #ffffff;--ink: #0d1b1a;--muted: #5a6b73;--faint: #94a3b8;--line: #e2eaea;--accent: #0f766e;--accent-2: #14b8a6;--accent-soft: #e6f4f2;--accent-ink: #ffffff;--hero-grad: radial-gradient(1100px 420px at 78% -8%, #d7efeb 0, transparent 60%), radial-gradient(700px 340px at 0% 0%, #eef2ff 0, transparent 55%);--shadow: 0 1px 2px rgba(13,27,26,.04), 0 8px 24px rgba(13,27,26,.06);--radius: 13px;--sans: ui-sans-serif, system-ui, -apple-system, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;--serif: "Iowan Old Style", "Palatino Linotype", Palatino, Georgia, serif}:root[data-theme=dark]{--bg: #0b1220;--surface: #121a2b;--ink: #e7edf5;--muted: #9fb0c3;--faint: #6b7d92;--line: #243349;--accent: #2dd4bf;--accent-2: #5eead4;--accent-soft: #0f2a2a;--accent-ink: #06231f;--hero-grad: radial-gradient(1100px 420px at 78% -8%, #10302e 0, transparent 60%), radial-gradient(700px 340px at 0% 0%, #14213f 0, transparent 55%);--shadow: 0 1px 2px rgba(0,0,0,.25), 0 10px 30px 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