:root{--font-sans: -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;--font-mono: ui-monospace, "SF Mono", SFMono-Regular, Menlo, Consolas, monospace;--text-xs: .75rem;--text-sm: .875rem;--text-base: 1rem;--text-lg: 1.125rem;--text-xl: 1.375rem;--text-2xl: 1.75rem;--space-1: .25rem;--space-2: .5rem;--space-3: .75rem;--space-4: 1rem;--space-5: 1.25rem;--space-6: 1.5rem;--space-7: 1.75rem;--space-8: 2rem;--space-9: 2.25rem;--space-10: 2.5rem;--space-11: 2.75rem;--space-12: 3rem;--radius-sm: 6px;--radius-md: 10px;--radius-lg: 14px;--radius-xl: 20px;--radius-full: 999px;--color-accent: #f59e0b}:root,[data-theme=light]{--color-primary: #dc2626;--color-primary-contrast: #ffffff;--color-secondary: #475569;--surface-base: #f8fafc;--surface-raised: #ffffff;--surface-sunken: #f1f5f9;--surface-hover: #f1f5f9;--text-primary: #0f172a;--text-secondary: #475569;--text-tertiary: #94a3b8;--text-inverse: #f8fafc;--border-subtle: #f1f5f9;--border-default: #e2e8f0;--border-strong: #cbd5e1;--color-success: #16a34a;--color-warning: #d97706;--color-danger: #dc2626;--color-info: #2563eb;--shadow-sm: 0 1px 2px rgb(15 23 42 / .05);--shadow-md: 0 2px 8px rgb(15 23 42 / .07);--shadow-lg: 0 8px 24px rgb(15 23 42 / .1)}[data-theme=dark]{--color-primary: #ef4444;--color-primary-contrast: #ffffff;--color-secondary: #94a3b8;--surface-base: #0f172a;--surface-raised: #1e293b;--surface-sunken: #0b1120;--surface-hover: #273549;--text-primary: #f1f5f9;--text-secondary: #cbd5e1;--text-tertiary: #64748b;--text-inverse: #0f172a;--border-subtle: #1e293b;--border-default: #334155;--border-strong: #475569;--color-success: #22c55e;--color-warning: #f59e0b;--color-danger: #f87171;--color-info: #60a5fa;--shadow-sm: 0 1px 2px rgb(0 0 0 / .3);--shadow-md: 0 2px 8px rgb(0 0 0 / .35);--shadow-lg: 0 8px 24px rgb(0 0 0 / .45)}:root{--color-primary-soft: color-mix(in srgb, var(--color-primary) 12%, transparent);--color-primary-faint: color-mix(in srgb, var(--color-primary) 6%, transparent);--focus-ring: 0 0 0 3px color-mix(in srgb, var(--color-primary) 35%, transparent)}*,*:before,*:after{box-sizing:border-box}html{height:100%}body{margin:0;min-height:100%;font-family:var(--font-sans);font-size:var(--text-base);line-height:1.5;color:var(--text-primary);background:var(--surface-base);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility}h1,h2,h3,h4{margin:0;font-weight:650;line-height:1.25;letter-spacing:-.01em;color:var(--text-primary)}h1{font-size:var(--text-2xl)}h2{font-size:var(--text-xl)}h3{font-size:var(--text-lg)}h4{font-size:var(--text-base)}p{margin:0 0 var(--space-3);color:var(--text-secondary)}a{color:var(--color-primary);text-decoration:none}a:hover{text-decoration:underline}button{font:inherit;color:inherit;background:none;border:none;padding:0;cursor:pointer}input,select,textarea{font:inherit;color:var(--text-primary);background:var(--surface-raised);border:1px solid var(--border-default);border-radius:var(--radius-md);padding:var(--space-2) var(--space-3)}input::placeholder,textarea::placeholder{color:var(--text-tertiary)}:focus-visible{outline:none;box-shadow:var(--focus-ring);border-radius:var(--radius-sm)}::selection{background:var(--color-primary-soft)}table{border-collapse:collapse}::-webkit-scrollbar{width:10px;height:10px}::-webkit-scrollbar-thumb{background:var(--border-strong);border-radius:var(--radius-full);border:2px solid transparent;background-clip:padding-box}::-webkit-scrollbar-track{background:transparent}