/* ==================== COLOR PALETTE & DESIGN TOKENS ==================== */
:root {
    /* Primary — lighter sky blue palette */
    --primary: #56ccf2;
    --primary-dark: #38bdf8;
    --primary-darker: #0ea5e9;
    --primary-light: #7dd3fc;
    --primary-lighter: #a5e4ff;
    --primary-lightest: #e8f7ff;
    --primary-bg: #f4fbff;

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

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 25px 50px -12px rgba(0, 0, 0, 0.25);

    /* Radius */
    --radius: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    /* Transition */
    --transition: all 0.3s ease;
}