/* CSS Custom Properties (Theme) */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
    /* Brand Colors - Rich indigo with teal accent */
    --color-primary: #6366f1;
    --color-primary-hover: #4f46e5;
    --color-primary-light: #eef2ff;
    --color-primary-dark: #4338ca;
    --color-primary-50: #eef2ff;
    --color-primary-100: #e0e7ff;
    --color-primary-500: #6366f1;
    --color-primary-600: #4f46e5;
    --color-primary-700: #4338ca;
    --color-primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    --color-primary-gradient-hover: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);

    /* Accent - Teal for positive actions / balance */
    --color-accent: #14b8a6;
    --color-accent-light: #ccfbf1;

    /* Semantic Colors */
    --color-success: #10b981;
    --color-success-light: #d1fae5;
    --color-success-dark: #059669;
    --color-warning: #f59e0b;
    --color-warning-light: #fef3c7;
    --color-warning-dark: #d97706;
    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-danger-dark: #dc2626;
    --color-info: #3b82f6;
    --color-info-light: #dbeafe;
    --color-info-dark: #2563eb;

    /* Neutrals - Slightly warmer than pure gray */
    --color-white: #ffffff;
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;

    /* Text */
    --text-primary: #0f172a;
    --text-secondary: #475569;
    --text-muted: #94a3b8;
    --text-inverse: #ffffff;

    /* Background */
    --bg-body: #f8fafc;
    --bg-card: #ffffff;
    --bg-navbar: #ffffff;
    --bg-elevated: #ffffff;

    /* Borders */
    --border-color: #e2e8f0;
    --border-color-light: #f1f5f9;
    --border-radius: 10px;
    --border-radius-sm: 6px;
    --border-radius-lg: 14px;
    --border-radius-xl: 20px;
    --border-radius-full: 9999px;

    /* Shadows - More layered and realistic */
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow: 0 1px 3px rgba(15, 23, 42, 0.06), 0 1px 2px rgba(15, 23, 42, 0.04);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.04);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.06);
    --shadow-primary: 0 4px 14px -2px rgba(99, 102, 241, 0.35);
    --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.04), 0 1px 2px rgba(15, 23, 42, 0.02);
    --shadow-card-hover: 0 8px 25px -5px rgba(15, 23, 42, 0.1), 0 4px 10px -5px rgba(15, 23, 42, 0.04);

    /* Spacing */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.25rem;
    --space-6: 1.5rem;
    --space-8: 2rem;
    --space-10: 2.5rem;
    --space-12: 3rem;
    --space-16: 4rem;

    /* Container */
    --container-max-width: 1200px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index */
    --z-dropdown: 100;
    --z-navbar: 200;
    --z-modal: 300;
    --z-toast: 400;
}