/**
 * SNAB Frontend CSS Custom Properties
 *
 * Theme variables for the appointment booking widget.
 * These can be overridden via admin settings or custom CSS.
 *
 * @package SN_Appointment_Booking
 * @since 1.3.0
 */

/* ==========================================================================
   Default Theme Variables
   ========================================================================== */

:root {
    /* Primary Colors */
    --snab-primary-color: #1e73be;
    --snab-primary-hover: #165a96;
    --snab-primary-light: #e8f2fb;

    /* Accent Colors */
    --snab-accent-color: #0891b2;
    --snab-accent-hover: #0e7490;
    --snab-accent-light: #e0f7fa;

    /* Text Colors */
    --snab-text-color: #222222;
    --snab-text-muted: #666666;
    --snab-text-light: #888888;

    /* Background Colors */
    --snab-bg-color: #ffffff;
    --snab-bg-secondary: #f7f8f9;
    --snab-bg-highlight: var(--snab-primary-light);

    /* Border Colors */
    --snab-border-color: #e5e7eb;
    --snab-border-focus: var(--snab-primary-color);

    /* Status Colors */
    --snab-success-color: #10b981;
    --snab-success-bg: #d1fae5;
    --snab-error-color: #ef4444;
    --snab-error-bg: #fef2f2;
    --snab-warning-color: #f59e0b;
    --snab-warning-bg: #fef3c7;

    /* Typography */
    --snab-font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --snab-font-size-base: 16px;
    --snab-font-size-sm: 0.875rem;
    --snab-font-size-xs: 0.75rem;
    --snab-font-size-lg: 1.125rem;
    --snab-font-weight-normal: 400;
    --snab-font-weight-medium: 500;
    --snab-font-weight-bold: 600;
    --snab-line-height: 1.5;

    /* Spacing */
    --snab-spacing-xs: 4px;
    --snab-spacing-sm: 8px;
    --snab-spacing-md: 16px;
    --snab-spacing-lg: 24px;
    --snab-spacing-xl: 32px;

    /* Border Radius */
    --snab-radius-sm: 4px;
    --snab-radius-md: 6px;
    --snab-radius-lg: 8px;
    --snab-radius-xl: 12px;
    --snab-radius-full: 9999px;

    /* Shadows */
    --snab-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --snab-shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --snab-shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --snab-shadow-focus: 0 0 0 3px rgba(30, 115, 190, 0.2);

    /* Transitions */
    --snab-transition-fast: 150ms ease;
    --snab-transition-normal: 200ms ease;
    --snab-transition-slow: 300ms ease;

    /* Widget Dimensions */
    --snab-widget-max-width: 600px;
    --snab-input-height: 44px;
    --snab-button-height: 48px;
}

/* ==========================================================================
   Dark Mode Support (future)
   ========================================================================== */

@media (prefers-color-scheme: dark) {
    .snab-booking-widget.snab-auto-dark {
        --snab-text-color: #f3f4f6;
        --snab-text-muted: #9ca3af;
        --snab-text-light: #6b7280;
        --snab-bg-color: #1f2937;
        --snab-bg-secondary: #374151;
        --snab-border-color: #4b5563;
    }
}