:root{--bg: #f8fafc;--panel: #ffffff;--ink: #0f172a;--muted: #475569;--line: rgba(0,0,0,.08);--accent: #2563eb;--accent-2: #3b82f6;--accent-down: #1d4ed8;--accent-soft: rgba(37,99,235,.08);--ok: #1f7a4d;--warn-bg: #fff4e0;--warn-ink: #7a4b00;--err: #b3261e;--code-bg: #f1f5f9;--shadow: 0 1px 4px rgba(0,0,0,.06);--radius: 8px;--control-font: 13px;--control-pad-y: 7px;--control-pad-x: 12px;--ease: .15s ease;color-scheme:light}@media (prefers-color-scheme: dark){:root{--bg: #0f172a;--panel: #1e293b;--ink: #e2e8f0;--muted: #94a3b8;--line: rgba(255,255,255,.1);--accent: #60a5fa;--accent-2: #3b82f6;--accent-down: #2563eb;--accent-soft: rgba(59,130,246,.16);--ok: #5cc48f;--warn-bg: #3a2f14;--warn-ink: #f3c86b;--err: #ff6b62;--code-bg: #0b1220;--shadow: none;color-scheme:dark}}*{box-sizing:border-box}html,body{margin:0;background:var(--bg);color:var(--ink);font:14px/1.45 -apple-system,BlinkMacSystemFont,Segoe 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