:root{--brand-purple: #c13ffb;--brand-violet: #a541fc;--brand-indigo: #5b4bf9;--brand-blue: #1a91fc;--brand-cyan: #00c0fd;--brand-grad: linear-gradient(135deg, var(--brand-purple) 0%, var(--brand-indigo) 52%, var(--brand-cyan) 100%);--bg: #ffffff;--bg-panel: #f6f8fe;--bg-elev: #ffffff;--bg-subtle: #eef2fc;--bg-input: #ffffff;--border: #e2e8f6;--border-strong: #c8d2ea;--text: #10162b;--text-dim: #59607d;--text-faint: #8b93ae;--accent: #5b4bf9;--accent-soft: #eceafe;--shadow-sm: 0 1px 2px rgba(16, 22, 43, .06);--shadow-md: 0 4px 16px rgba(16, 22, 43, .08);--radius: 12px;--font-ui: ui-sans-serif, -apple-system, "Segoe UI", Inter, system-ui, sans-serif;--font-display: "Avenir Next", "Nunito", ui-rounded, "SF Pro Rounded", system-ui, sans-serif;--font-mono: ui-monospace, "SF Mono", Menlo, Consolas, monospace}:root[data-theme=dark]{--bg: #0d0b16;--bg-panel: #14111f;--bg-elev: #1c1830;--bg-subtle: #191527;--bg-input: #171425;--border: #2a2440;--border-strong: #3b3358;--text: 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