:root {
    /* Color Palette - Modern Sky Blue & Slate */
    --color-primary-50: #f0f9ff;
    --color-primary-100: #e0f2fe;
    --color-primary-200: #bae6fd;
    --color-primary-300: #7dd3fc;
    --color-primary-400: #38bdf8;
    --color-primary-500: #0ea5e9;
    /* Sky 500 - Main Brand */
    --color-primary-600: #0284c7;
    /* Sky 600 - Hover States */
    --color-primary-700: #0369a1;
    --color-primary-800: #075985;
    --color-primary-900: #0c4a6e;

    --color-slate-50: #f8fafc;
    --color-slate-100: #f1f5f9;
    --color-slate-200: #e2e8f0;
    --color-slate-300: #cbd5e1;
    --color-slate-400: #94a3b8;
    --color-slate-500: #64748b;
    --color-slate-600: #475569;
    --color-slate-700: #334155;
    --color-slate-800: #1e293b;
    --color-slate-900: #0f172a;
    --color-amber-500: #f59e0b;
    /* Premium Star Color */

    /* Semantic Tokens */
    --brand-primary: var(--color-primary-500);
    --brand-dark: var(--color-primary-700);
    --bg-page: #ffffff;
    --bg-surface: var(--color-slate-50);
    --text-primary: var(--color-slate-900);
    --text-secondary: var(--color-slate-500);
    --border-base: var(--color-slate-200);

    /* Typography - Manrope (Cyrillic optimized) */
    --font-main: 'Manrope', -apple-system, blinkmacsystemfont, 'Segoe UI', roboto, sans-serif;

    /* Layout Constants */
    --container-max-width: 1280px;
    --radius-base: 12px;
    --radius-large: 24px;
    --radius-full: 9999px;

    /* Elevated Shadows */
    --shadow-soft: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --shadow-elevated: 0 10px 15px -3px rgba(0, 0, 0, 0.08), 0 4px 6px -2px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-smooth: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}