:root{--color-primary: #3ABEFF;--color-secondary: #0077B6;--color-accent: #CAF0F8;--color-background: #F0F8FF;--color-surface: #FFFFFF;--color-text-main: #0B2545;--color-text-muted: #536B78;--color-border: #E0F7FA;--font-family-base: "Inter", system-ui, -apple-system, sans-serif;--font-size-sm: .875rem;--font-size-base: 1rem;--font-size-lg: 1.25rem;--font-size-xl: 1.5rem;--font-size-2xl: 2rem;--spacing-xs: .5rem;--spacing-sm: .75rem;--spacing-md: 1rem;--spacing-lg: 1.5rem;--spacing-xl: 2rem;--radius-sm: 8px;--radius-md: 12px;--radius-lg: 20px;--radius-full: 9999px;--shadow-sm: 0 1px 2px rgba(0, 0, 0, .05);--shadow-md: 0 4px 6px -1px rgba(0, 0, 0, .1), 0 2px 4px -1px rgba(0, 0, 0, .06);--shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, .1), 0 4px 6px -2px rgba(0, 0, 0, .05);--transition-fast: .15s ease;--transition-normal: .3s ease}[data-theme=dark]{--color-background: #0B1120;--color-surface: #1E293B;--color-text-main: #F1F5F9;--color-text-muted: #94a3b8;--color-border: #e2e8f0;--color-danger: #ef4444}*,*:before,*:after{box-sizing:border-box;margin:0;padding:0}body{font-family:var(--font-family-base);background-color:var(--color-background);color:var(--color-text-main);line-height:1.5;-webkit-font-smoothing:antialiased;min-height:100vh}button{cursor:pointer;border:none;background:none;font-family:inherit}input,select,textarea{font-family:inherit}a{text-decoration:none;color:inherit}::-webkit-scrollbar{width:8px}::-webkit-scrollbar-track{background:transparent}::-webkit-scrollbar-thumb{background:var(--color-border);border-radius:var(--radius-full)}::-webkit-scrollbar-thumb:hover{background:var(--color-secondary)}