/**
 * ISIT-Neperis Industrial - Main Stylesheet
 *
 * Core styles for the ISIT-Neperis Industrial WordPress theme.
 * Built with RGAA 4.1.2 accessibility compliance in mind.
 *
 * @package AZIT_Industrial
 * @since 7.1-RGAA-WP
 */

/* =============================================================================
   CSS CUSTOM PROPERTIES (Design Tokens)
   ============================================================================= */

:root {
    /* Primary Colors */
    --color-primary: #0056b3;
    --color-primary-dark: #003d82;
    --color-primary-light: #4d8fcc;

    /* Secondary Colors */
    --color-secondary: #28a745;
    --color-secondary-dark: #1e7e34;

    /* Accent Colors */
    --color-accent: #ffc107;
    --color-accent-dark: #d39e00;

    /* Neutral Colors */
    --color-white: #ffffff;
    --color-gray-50: #fafafa;
    --color-gray-100: #f8f9fa;
    --color-gray-200: #e9ecef;
    --color-gray-300: #dee2e6;
    --color-gray-400: #ced4da;
    --color-gray-500: #adb5bd;
    --color-gray-600: #5c636b; /* darkened from #6c757d for 4.5:1+ muted-text contrast (RGAA 3.2) */
    --color-gray-700: #495057;
    --color-gray-800: #343a40;
    --color-gray-900: #212529;
    --color-black: #000000;

    /* Semantic Colors */
    --color-success: #28a745;
    --color-warning: #ffc107;
    --color-danger: #dc3545;
    --color-info: #17a2b8;

    /* Typography */
    --font-family-base: 'Segoe UI', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    --font-family-heading: var(--font-family-base);
    --font-family-mono: 'SF Mono', 'Consolas', 'Liberation Mono', monospace;

    --font-size-xs: 0.75rem;    /* 12px */
    --font-size-sm: 0.875rem;   /* 14px */
    --font-size-base: 1rem;     /* 16px */
    --font-size-lg: 1.125rem;   /* 18px */
    --font-size-xl: 1.25rem;    /* 20px */
    --font-size-2xl: 1.5rem;    /* 24px */
    --font-size-3xl: 1.875rem;  /* 30px */
    --font-size-4xl: 2.25rem;   /* 36px */
    --font-size-5xl: 3rem;      /* 48px */

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

    --line-height-tight: 1.25;
    --line-height-base: 1.5;
    --line-height-relaxed: 1.75;

    /* Spacing */
    --spacing-0: 0;
    --spacing-1: 0.25rem;   /* 4px */
    --spacing-2: 0.5rem;    /* 8px */
    --spacing-3: 0.75rem;   /* 12px */
    --spacing-4: 1rem;      /* 16px */
    --spacing-5: 1.25rem;   /* 20px */
    --spacing-6: 1.5rem;    /* 24px */
    --spacing-8: 2rem;      /* 32px */
    --spacing-10: 2.5rem;   /* 40px */
    --spacing-12: 3rem;     /* 48px */
    --spacing-16: 4rem;     /* 64px */
    --spacing-20: 5rem;     /* 80px */

    /* Borders */
    --border-width: 1px;
    --border-width-2: 2px;
    --border-radius-sm: 0.25rem;
    --border-radius: 0.375rem;
    --border-radius-lg: 0.5rem;
    --border-radius-xl: 1rem;
    --border-radius-full: 9999px;

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

    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 250ms ease-in-out;
    --transition-slow: 350ms ease-in-out;

    /* Z-index */
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-tooltip: 1060;

    /* Container */
    --container-max-width: 1200px;
    --container-padding: var(--spacing-4);
}

/* =============================================================================
   BASE STYLES
   ============================================================================= */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 100%;
    -webkit-text-size-adjust: 100%;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-family-base);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height-base);
    color: var(--color-gray-900);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* =============================================================================
   TYPOGRAPHY
   ============================================================================= */

h1, h2, h3, h4, h5, h6 {
    margin-top: 0;
    margin-bottom: var(--spacing-4);
    font-family: var(--font-family-heading);
    font-weight: var(--font-weight-semibold);
    line-height: var(--line-height-tight);
    color: var(--color-gray-800);
}

h1 {
    font-size: var(--font-size-4xl);
}

h2 {
    font-size: var(--font-size-3xl);
}

h3 {
    font-size: var(--font-size-2xl);
}

h4 {
    font-size: var(--font-size-xl);
}

h5 {
    font-size: var(--font-size-lg);
}

h6 {
    font-size: var(--font-size-base);
}

p {
    margin-top: 0;
    margin-bottom: var(--spacing-4);
}

/* =============================================================================
   LINKS
   ============================================================================= */

a {
    color: var(--color-primary);
    text-decoration: underline;
    text-underline-offset: 2px;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--color-primary-dark);
}

/* =============================================================================
   IMAGES
   ============================================================================= */

img {
    max-width: 100%;
    height: auto;
    display: block;
}

figure {
    margin: 0 0 var(--spacing-4);
}

figcaption {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
    margin-top: var(--spacing-2);
}

/* =============================================================================
   LISTS
   ============================================================================= */

ul, ol {
    margin-top: 0;
    margin-bottom: var(--spacing-4);
    padding-left: var(--spacing-8);
}

li {
    margin-bottom: var(--spacing-2);
}

/* =============================================================================
   CONTAINER
   ============================================================================= */

.container {
    width: 100%;
    max-width: var(--container-max-width);
    margin-left: auto;
    margin-right: auto;
    padding-left: var(--container-padding);
    padding-right: var(--container-padding);
}

/* =============================================================================
   BUTTONS
   ============================================================================= */

button,
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-6);
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    line-height: var(--line-height-base);
    text-decoration: none;
    border: var(--border-width-2) solid transparent;
    border-radius: var(--border-radius);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    border-color: var(--color-primary-dark);
    color: var(--color-white);
}

.btn-secondary {
    background-color: transparent;
    color: var(--color-primary);
    border-color: var(--color-primary);
}

.btn-secondary:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

.btn-outline {
    background-color: transparent;
    color: var(--color-gray-700);
    border-color: var(--color-gray-300);
}

.btn-outline:hover {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-400);
}

/* =============================================================================
   FORMS
   ============================================================================= */

label {
    display: block;
    margin-bottom: var(--spacing-2);
    font-weight: var(--font-weight-medium);
}

input[type="text"],
input[type="email"],
input[type="tel"],
input[type="url"],
input[type="password"],
input[type="number"],
input[type="search"],
textarea,
select {
    width: 100%;
    padding: var(--spacing-3) var(--spacing-4);
    font-family: inherit;
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--color-gray-900);
    background-color: var(--color-white);
    border: var(--border-width-2) solid var(--color-gray-300);
    border-radius: var(--border-radius);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

input:focus,
textarea:focus,
select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(0, 86, 179, 0.15);
}

textarea {
    min-height: 120px;
    resize: vertical;
}

/* =============================================================================
   HEADER
   ============================================================================= */

.site-header {
    background-color: var(--color-white);
    border-bottom: var(--border-width) solid var(--color-gray-200);
    position: sticky;
    top: 0;
    z-index: var(--z-sticky);
}

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-6);
    padding: var(--spacing-4);
    max-width: var(--container-max-width);
    margin: 0 auto;
}

.site-branding {
    flex-shrink: 0;
}

.site-branding img,
.site-logo {
    height: 40px;
    width: auto;
}

.site-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin: 0;
}

/* =============================================================================
   NAVIGATION
   ============================================================================= */

.main-navigation {
    display: none;
}

@media (min-width: 1024px) {
    .main-navigation {
        display: block;
    }

    .mobile-menu-toggle {
        display: none;
    }
}

.primary-menu {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-2);
}

.primary-menu li {
    margin: 0;
    position: relative;
}

.primary-menu a {
    display: block;
    padding: var(--spacing-3) var(--spacing-4);
    text-decoration: none;
    color: var(--color-gray-700);
    font-weight: var(--font-weight-medium);
    border-radius: var(--border-radius);
    transition: all var(--transition-fast);
}

.primary-menu a:hover {
    background-color: var(--color-gray-100);
    color: var(--color-primary);
}

.primary-menu a[aria-current="page"] {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Dropdown menus */
.primary-menu .sub-menu {
    position: absolute;
    top: 100%;
    left: 0;
    min-width: 200px;
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-gray-200);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-2) 0;
    z-index: var(--z-dropdown);
}

.primary-menu .sub-menu a {
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: 0;
}

/* Mobile menu toggle */
.mobile-menu-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-3);
    background: none;
    border: var(--border-width-2) solid var(--color-gray-300);
    border-radius: var(--border-radius);
    cursor: pointer;
}

.menu-icon {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.menu-icon-bar {
    width: 20px;
    height: 2px;
    background-color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

/* Top navigation */
.top-nav {
    background-color: var(--color-gray-800);
    color: var(--color-gray-200);
    padding: var(--spacing-2) 0;
    font-size: var(--font-size-sm);
}

.top-nav-content {
    display: flex;
    justify-content: flex-end;
    align-items: center;
    gap: var(--spacing-6);
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--container-padding);
}

.top-menu-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-4);
}

.top-menu-list li {
    margin: 0;
}

.top-menu-list a {
    color: var(--color-gray-300);
    text-decoration: none;
}

.top-menu-list a:hover {
    color: var(--color-white);
}

/* =============================================================================
   MOBILE NAVIGATION
   ============================================================================= */

.mobile-navigation {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background-color: var(--color-white);
    border-bottom: var(--border-width) solid var(--color-gray-200);
    box-shadow: var(--shadow-lg);
    z-index: var(--z-dropdown);
}

.mobile-menu-list {
    list-style: none;
    margin: 0;
    padding: var(--spacing-4);
}

.mobile-menu-list li {
    margin: 0;
    border-bottom: var(--border-width) solid var(--color-gray-100);
}

.mobile-menu-list li:last-child {
    border-bottom: none;
}

.mobile-menu-list a {
    display: block;
    padding: var(--spacing-4);
    text-decoration: none;
    color: var(--color-gray-700);
    font-weight: var(--font-weight-medium);
}

.mobile-menu-list a:hover {
    background-color: var(--color-gray-50);
    color: var(--color-primary);
}

/* =============================================================================
   MAIN CONTENT
   ============================================================================= */

main {
    min-height: 60vh;
}

main:focus {
    outline: none;
}

.content-area {
    padding: var(--spacing-12) 0;
}

.page-header {
    padding: var(--spacing-8) 0;
    background-color: var(--color-gray-50);
    border-bottom: var(--border-width) solid var(--color-gray-200);
    margin-bottom: var(--spacing-8);
}

.page-title {
    margin-bottom: 0;
}

/* =============================================================================
   POSTS & ARTICLES
   ============================================================================= */

.posts-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: var(--spacing-8);
}

article {
    margin-bottom: var(--spacing-8);
}

.entry-header {
    margin-bottom: var(--spacing-6);
}

.entry-title {
    margin-bottom: var(--spacing-4);
}

.entry-title a {
    text-decoration: none;
    color: inherit;
}

.entry-title a:hover {
    color: var(--color-primary);
}

.entry-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    color: var(--color-gray-600);
    font-size: var(--font-size-sm);
}

.entry-content {
    font-size: var(--font-size-lg);
    line-height: var(--line-height-relaxed);
}

.entry-content > *:last-child {
    margin-bottom: 0;
}

.post-thumbnail-wrapper {
    margin-bottom: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

/* =============================================================================
   EXPERTISE CARDS
   ============================================================================= */

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-8);
}

.expertise-card {
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-8);
    transition: all var(--transition-base);
}

.expertise-card:hover {
    border-color: var(--color-primary-light);
    box-shadow: var(--shadow-lg);
}

.expertise-icon {
    width: 80px;
    height: 80px;
    margin-bottom: var(--spacing-6);
}

.expertise-icon img {
    width: 100%;
    height: 100%;
    object-fit: contain;
}

.expertise-card .expertise-title,
.expertise-title {
    font-size: 3rem;
    line-height: 1.15;
    text-align: center;
    margin-bottom: var(--spacing-4);
}

.expertise-description {
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-4);
}

.expertise-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: var(--font-weight-medium);
}

/* =============================================================================
   PRODUCT CARDS
   ============================================================================= */

.product-card {
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    transition: all var(--transition-base);
}

.product-card:hover {
    box-shadow: var(--shadow-lg);
}

.product-image {
    aspect-ratio: 4/3;
    overflow: hidden;
}

.product-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.product-content {
    padding: var(--spacing-6);
}

/* Compact "Related Products" cards (scoped so the main product grid is unchanged) */
.related-products .product-image { aspect-ratio: 16 / 9; }
.related-products .product-title { font-size: 22px; line-height: 1.25; margin-bottom: var(--spacing-1); }
.related-products .product-content { padding: var(--spacing-4); }
.related-products .product-description { font-size: var(--font-size-sm); }
.related-products .product-grid { gap: var(--spacing-4); }

.product-title {
    font-size: 36px;
    line-height: 1.2;
    text-align: center;
    margin-bottom: var(--spacing-2);
}

.product-price {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    margin-bottom: var(--spacing-4);
}

/* =============================================================================
   TRAINING CARDS
   ============================================================================= */

.training-card {
    background-color: var(--color-white);
    border: var(--border-width) solid var(--color-gray-200);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-6);
    transition: all var(--transition-base);
}

.training-card:hover {
    box-shadow: var(--shadow-lg);
}

.training-level {
    display: inline-block;
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-radius: var(--border-radius-full);
    margin-bottom: var(--spacing-4);
}

.training-level-beginner {
    background-color: #d4edda;
    color: #155724;
}

.training-level-intermediate {
    background-color: #cce5ff;
    color: #004085;
}

.training-level-advanced {
    background-color: #fff3cd;
    color: #856404;
}

.training-level-expert {
    background-color: #f8d7da;
    color: #721c24;
}

/* Hide ADVANCED and INTERMEDIATE level badges on training cards (per request) */
.training-level-advanced,
.training-level-intermediate { display: none !important; }

.training-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-6);
    margin: var(--spacing-4) 0;
}

.training-meta-item {
    display: flex;
    flex-direction: column;
}

.training-meta dt {
    font-size: var(--font-size-sm);
    color: var(--color-gray-600);
}

.training-meta dd {
    font-weight: var(--font-weight-semibold);
    margin: 0;
}

/* Card title links (training, product, expertise) */
.training-title a,
.product-title a,
.expertise-title a {
    color: inherit;
    text-decoration: none;
}

.training-title a:hover,
.product-title a:hover,
.expertise-title a:hover {
    color: var(--color-primary);
    text-decoration: underline;
}

.training-title a:focus-visible,
.product-title a:focus-visible,
.expertise-title a:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 2px;
}

/* Card action links */
.training-link,
.product-link {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: var(--font-weight-medium);
    color: var(--color-primary);
    text-decoration: none;
    margin-top: var(--spacing-4);
}

.training-link:hover,
.product-link:hover {
    text-decoration: underline;
}

.training-link:focus-visible,
.product-link:focus-visible {
    outline: 3px solid var(--color-primary);
    outline-offset: 2px;
    border-radius: 2px;
}

/* =============================================================================
   FOOTER
   ============================================================================= */

.site-footer {
    background-color: var(--color-gray-800);
    color: var(--color-gray-300);
    padding: var(--spacing-12) 0 var(--spacing-8);
    margin-top: auto;
}

.footer-main {
    padding-bottom: var(--spacing-8);
    border-bottom: var(--border-width) solid var(--color-gray-700);
}

.footer-main .container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-8);
}

.footer-company {
    max-width: 300px;
}

.footer-logo {
    margin-bottom: var(--spacing-4);
}

.footer-site-title {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-white);
}

.footer-tagline {
    color: var(--color-gray-400);
    margin-bottom: var(--spacing-6);
}

.footer-contact {
    font-style: normal;
    font-size: var(--font-size-sm);
}

.footer-contact a {
    color: var(--color-gray-300);
}

.footer-contact a:hover {
    color: var(--color-white);
}

.footer-nav-title,
.footer-social-title {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--color-white);
    margin-bottom: var(--spacing-4);
}

.footer-menu {
    list-style: none;
    margin: 0;
    padding: 0;
}

.footer-menu li {
    margin-bottom: var(--spacing-2);
}

.footer-menu a {
    color: var(--color-gray-400);
    text-decoration: none;
}

.footer-menu a:hover {
    color: var(--color-white);
}

/* Social links */
.social-links {
    display: flex;
    gap: var(--spacing-3);
    list-style: none;
    margin: 0;
    padding: 0;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: var(--color-gray-700);
    color: var(--color-gray-300);
    text-decoration: none;
    border-radius: var(--border-radius-full);
    transition: all var(--transition-fast);
}

.social-links a:hover {
    background-color: var(--color-primary);
    color: var(--color-white);
}

/* Footer bottom */
.footer-bottom {
    padding-top: var(--spacing-6);
}

.footer-bottom .container {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-4);
}

.accessibility-badge a {
    color: var(--color-accent);
}

.site-info {
    font-size: var(--font-size-sm);
    color: var(--color-gray-500);
}

.site-info p {
    margin: 0;
}

.compliance-badges {
    display: flex;
    gap: var(--spacing-2);
}

.compliance-badge {
    padding: var(--spacing-1) var(--spacing-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    background-color: var(--color-gray-700);
    border-radius: var(--border-radius);
}

/* =============================================================================
   BREADCRUMB
   ============================================================================= */

.breadcrumb {
    padding: var(--spacing-4) 0;
    font-size: var(--font-size-sm);
}

.breadcrumb ol {
    display: flex;
    flex-wrap: wrap;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-2);
}

.breadcrumb li {
    margin: 0;
}

.breadcrumb li:not(:last-child)::after {
    content: '/';
    margin-left: var(--spacing-2);
    color: var(--color-gray-400);
}

.breadcrumb a {
    color: var(--color-primary);
}

.breadcrumb [aria-current="page"] {
    color: var(--color-gray-600);
}

/* =============================================================================
   PAGINATION
   ============================================================================= */

.pagination {
    display: flex;
    justify-content: center;
    gap: var(--spacing-2);
    margin-top: var(--spacing-12);
}

.pagination-list {
    display: flex;
    list-style: none;
    margin: 0;
    padding: 0;
    gap: var(--spacing-2);
}

.pagination-item {
    margin: 0;
}

.pagination-item a,
.pagination-item span {
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 40px;
    height: 40px;
    padding: var(--spacing-2);
    text-decoration: none;
    color: var(--color-gray-700);
    border: var(--border-width) solid var(--color-gray-300);
    border-radius: var(--border-radius);
}

.pagination-item a:hover {
    background-color: var(--color-gray-100);
    border-color: var(--color-gray-400);
}

.pagination-item.current span {
    background-color: var(--color-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
}

/* =============================================================================
   CTA SECTION
   ============================================================================= */

.cta-section {
    background-color: var(--color-gray-100);
    padding: var(--spacing-12);
    text-align: center;
    border-radius: var(--border-radius-lg);
    margin-top: var(--spacing-12);
}

.cta-section h2 {
    margin-bottom: var(--spacing-6);
}

/* =============================================================================
   RESPONSIVE ADJUSTMENTS
   ============================================================================= */

@media (max-width: 768px) {
    :root {
        --font-size-4xl: 2rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }

    .header-container {
        flex-wrap: wrap;
    }

    .footer-main .container {
        grid-template-columns: 1fr;
    }

    .footer-bottom .container {
        flex-direction: column;
        text-align: center;
    }
}