/* Design Tokens and CSS Custom Properties */
/* This file centralizes all design values for consistency */

:root {
    /* --- Colors --- */
    --primary-color: #ff6b35;
    --primary-hover: #ff8b5c;
    --secondary-color: #2d2d2d;
    --accent-color: #4ecdc4;
    --text-color: #ffffff;
    --text-dark: #333333;
    --text-muted: #666666;
    --bg-light: #f8f9fa;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-light: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 6px 10px rgba(0, 0, 0, 0.15);
    --shadow-hover: 0 10px 20px rgba(0, 0, 0, 0.1);

    /* --- Spacing --- */
    --spacing-xs: 8px;
    --spacing-sm: 12px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --spacing-2xl: 48px;

    /* --- Typography --- */
    --font-primary: 'Poppins', sans-serif;
    --font-secondary: 'Roboto', sans-serif;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.25rem;
    --font-size-xl: 1.5rem;
    --font-size-2xl: 2rem;
    --font-size-3xl: 3rem;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;

    /* --- Border Radius --- */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 10px;
    --radius-xl: 12px;
    --radius-full: 50%;

    /* --- Transitions --- */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* --- Breakpoints (mobile-first) --- */
    /* Mobile: 320px - 480px */
    /* Tablet: 481px - 768px */
    /* Laptop: 769px - 1024px */
    /* Desktop: 1025px - 1200px */
    /* Ultra-wide: 1201px+ */
}

/* Responsive breakpoint variables for JavaScript */
:root {
    --breakpoint-sm: 480px;
    --breakpoint-md: 768px;
    --breakpoint-lg: 1024px;
    --breakpoint-xl: 1200px;
    --breakpoint-2xl: 1400px;
}

/* Utility Classes */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.section-title {
    font-size: var(--font-size-2xl);
    color: var(--text-dark);
    margin-bottom: var(--spacing-lg);
    text-align: center;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 600px;
    margin: 0 auto var(--spacing-lg);
}

.btn-base {
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: all var(--transition-base);
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--text-color);
}

.btn-primary:hover {
    background-color: var(--primary-hover);
    transform: translateY(-2px);
}

/* Accessibility */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

@media (prefers-color-scheme: dark) {
    :root {
        --text-dark: #e0e0e0;
        --text-muted: #b0b0b0;
        --bg-light: #1a1a1a;
        --bg-white: #2d2d2d;
        --border-color: #444444;
    }
}