/*
Theme Name: Drive
Theme URI:
Author: Cortellect
Author URI: https://www.cortellect.com/
Description: Custom, lightweight, scalable WordPress theme for driving permit test preparation platform. Built for performance, SEO, and accessibility.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 7.1
Requires PHP: 8.0
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: drive
Tags: custom, education, modern, lightweight, responsive-layout, accessibility-ready
*/

/**
 * Design Tokens & CSS Variables
 * Brand foundation
 */
:root {
    /* Brand Color Palette */
    --color-primary: #2B2D42;
    --color-primary-light: #3D405B;
    --color-primary-dark: #1E2030;
    --color-secondary: #00B4A6;
    --color-secondary-light: #00D4C3;
    --color-secondary-dark: #008F84;
    --color-accent: #F26419;
    --color-accent-hover: #D9530D;

    /* Neutral & Background Colors */
    --color-bg: #FFFFFF;
    --color-bg-alt: #F8FAFC;
    --color-bg-muted: #F1F5F9;
    --color-surface: #FFFFFF;
    --color-border: #E2E8F0;
    --color-border-dark: #CBD5E1;

    /* Typography Colors */
    --color-text: #1E293B;
    --color-text-muted: #64748B;
    --color-text-light: #94A3B8;
    --color-text-inverse: #FFFFFF;

    /* Feedback Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #3B82F6;

    /* Typography Foundation */
    --font-family-base: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Oxygen-Sans, Ubuntu, Cantarell, "Helvetica Neue", sans-serif;
    --font-family-heading: var(--font-family-base);
    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-md: 1.125rem;
    /* 18px */
    --font-size-lg: 1.25rem;
    /* 20px */
    --font-size-xl: 1.5rem;
    /* 24px */
    --font-size-2xl: 1.875rem;
    /* 30px */
    --font-size-3xl: 2.25rem;
    /* 36px */
    --font-size-4xl: 3rem;
    /* 48px */

    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    --line-height-tight: 1.2;
    --line-height-snug: 1.375;
    --line-height-base: 1.6;
    --line-height-relaxed: 1.75;

    /* Spacing Foundation */
    --spacing-xs: 0.25rem;
    /* 4px */
    --spacing-sm: 0.5rem;
    /* 8px */
    --spacing-md: 1rem;
    /* 16px */
    --spacing-lg: 1.5rem;
    /* 24px */
    --spacing-xl: 2rem;
    /* 32px */
    --spacing-2xl: 3rem;
    /* 48px */
    --spacing-3xl: 4rem;
    /* 64px */
    --spacing-4xl: 5rem;
    /* 80px */

    /* Layout Containers */
    --container-max-width: 1200px;
    --container-narrow-width: 800px;
    --container-padding: 1rem;

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

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

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
}