*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}:root{--color-primary: #3b82f6;--color-primary-light: #93c5fd;--color-primary-dark: #2563eb;--color-bg: #ffffff;--color-bg-subtle: #f9fafb;--color-surface: #ffffff;--color-surface-hover: #f3f4f6;--color-text: #111827;--color-text-secondary: #6b7280;--color-text-muted: #9ca3af;--color-border: #e5e7eb;--color-border-focus: #3b82f6;--color-error: #ef4444;--color-error-bg: #fef2f2;--color-error-border: #fecaca;--color-success: #22c55e;--color-success-dark: #16a34a;--color-success-glow: rgba(34, 197, 94, .25);--gradient-bg: linear-gradient(145deg, #f9fafb 0%, #f3f4f6 50%, #ffffff 100%);--space-xs: .25rem;--space-sm: .5rem;--space-md: 1rem;--space-lg: 1.5rem;--space-xl: 2rem;--radius-sm: .375rem;--radius-md: .5rem;--radius-lg: .75rem;--radius-xl: 1rem;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -2px rgba(0, 0, 0, .1);--font-family: "Geist", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;--font-size-xs: .75rem;--font-size-sm: .875rem;--font-size-md: 1rem;--font-size-lg: 1.125rem;--font-size-xl: 1.25rem;--font-size-2xl: 1.5rem;--transition-fast: .15s ease;--transition-normal: .2s ease}@media(prefers-color-scheme:dark){:root:not([data-theme=light]){--color-bg: #0a0a0a;--color-bg-subtle: #171717;--color-surface: #141414;--color-surface-hover: #1c1c1c;--color-text: #f5f5f5;--color-text-secondary: #a3a3a3;--color-text-muted: #737373;--color-border: #262626;--color-border-focus: #3b82f6;--color-error-bg: rgba(239, 68, 68, .1);--color-error-border: rgba(239, 68, 68, .3);--color-success-glow: rgba(34, 197, 94, .2);--gradient-bg: linear-gradient(145deg, #0a0a0a 0%, #141414 100%)}}:root[data-theme=dark]{--color-bg: #0a0a0a;--color-bg-subtle: #171717;--color-surface: #141414;--color-surface-hover: #1c1c1c;--color-text: #f5f5f5;--color-text-secondary: #a3a3a3;--color-text-muted: #737373;--color-border: #262626;--color-border-focus: #3b82f6;--color-error-bg: rgba(239, 68, 68, .1);--color-error-border: rgba(239, 68, 68, .3);--color-success-glow: rgba(34, 197, 94, .2);--gradient-bg: linear-gradient(145deg, #0a0a0a 0%, #141414 100%)}html{font-family:var(--font-family);-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}body{color:var(--color-text);background:var(--color-bg);line-height:1.5}html[data-embed=true],html[data-embed=true] body,html[data-embed=true] .page,html[data-embed=true] .container,html[data-embed=true] .stack{background:transparent!important}:focus-visible{outline:2px solid var(--color-border-focus);outline-offset:2px}.btn{display:inline-flex;align-items:center;justify-content:center;font-family:var(--font-family);font-weight:600;border:none;border-radius:var(--radius-md);cursor:pointer;transition:background var(--transition-fast),opacity var(--transition-fast)}.btn:disabled{opacity:.6;cursor:not-allowed}.btn-primary{background:var(--color-primary);color:#fff;padding:.625rem 1.25rem;font-size:var(--font-size-md)}.btn-primary:hover:not(:disabled){background:var(--color-primary-dark)}.btn-lg{padding:.875rem 1.5rem;font-size:var(--font-size-lg)}.btn-full{width:100%}.btn-link{background:none;border:none;padding:.25rem .5rem;font-family:var(--font-family);font-size:var(--font-size-sm);color:var(--color-primary);cursor:pointer;text-decoration:none}.btn-link:hover:not(:disabled){text-decoration:underline}.btn-link:disabled{color:var(--color-text-muted);cursor:not-allowed}