/* ===================================
   Web Design Education Platform
   Modern, Responsive CSS Stylesheet
   =================================== */

/* ===================================
   1. CSS Reset & Normalize
   =================================== */

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

/* CRITICAL: Prevent pseudo-elements from blocking clicks */
*::before,
*::after {
    pointer-events: none;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    scroll-behavior: smooth;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--color-text);
    background-color: var(--color-bg);
    overflow-x: hidden;
}

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

a {
    text-decoration: none;
    color: inherit;
    transition: color 0.3s ease;
}

ul {
    list-style: none;
}

button {
    border: none;
    background: none;
    cursor: pointer;
    font-family: inherit;
}

/* ===================================
   2. CSS Custom Properties (Variables)
   =================================== */

:root {
    /* Colors - Blue/Tech Education Theme */
    --color-primary: #2563eb;
    --color-primary-dark: #1e40af;
    --color-primary-light: #3b82f6;
    --color-secondary: #7c3aed;
    --color-accent: #06b6d4;
    --color-accent-dark: #0891b2;

    /* Neutral Colors */
    --color-text: #1e293b;
    --color-text-light: #64748b;
    --color-bg: #ffffff;
    --color-bg-alt: #f8fafc;
    --color-bg-dark: #0f172a;
    --color-border: #e2e8f0;
    --color-shadow: rgba(0, 0, 0, 0.1);

    /* Status Colors */
    --color-success: #10b981;
    --color-error: #ef4444;
    --color-warning: #f59e0b;
    --color-info: #3b82f6;

    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-2xl: 4rem;
    --spacing-3xl: 6rem;

    /* Typography */
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

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

    /* Layout */
    --container-width: 1200px;
    --header-height: 80px;
    --border-radius: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;

    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* 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);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
}

/* ===================================
   3. Typography
   =================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    line-height: 1.2;
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
}

h1 {
    font-size: var(--font-size-4xl);
    font-size: clamp(2rem, 5vw, 3rem);
}

h2 {
    font-size: var(--font-size-3xl);
    font-size: clamp(1.75rem, 4vw, 2.25rem);
}

h3 {
    font-size: var(--font-size-2xl);
    font-size: clamp(1.25rem, 3vw, 1.5rem);
}

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

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

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

p {
    margin-bottom: var(--spacing-md);
    color: var(--color-text-light);
}

.lead, .hero-lead, .page-hero-lead, .service-lead {
    font-size: var(--font-size-lg);
    line-height: 1.7;
    color: var(--color-text-light);
}

strong {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

/* ===================================
   4. Layout & Container
   =================================== */

.container {
    width: 100%;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

/* ===================================
   5. Header & Navigation
   =================================== */

.header {
    position: sticky;
    top: 0;
    left: 0;
    right: 0;
    background-color: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    z-index: 1000;
    box-shadow: var(--shadow-sm);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: var(--header-height);
}

.logo a {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-lg);
    color: var(--color-text);
    transition: color var(--transition-base);
}

.logo img {
    width: 50px;
    height: 50px;
    border-radius: var(--border-radius);
}

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

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.nav-menu li a {
    font-weight: var(--font-weight-medium);
    color: var(--color-text-light);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    position: relative;
}

.nav-menu li a:hover {
    color: var(--color-primary);
    background-color: rgba(37, 99, 235, 0.05);
}

.nav-menu li a.active {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
}

.nav-menu li a.active::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: var(--spacing-sm);
    right: var(--spacing-sm);
    height: 2px;
    background-color: var(--color-primary);
    pointer-events: none;
}

/* Mobile Menu Toggle */
.mobile-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    width: 30px;
    height: 24px;
    cursor: pointer;
}

.mobile-toggle span {
    display: block;
    width: 100%;
    height: 3px;
    background-color: var(--color-text);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.mobile-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(7px, 7px);
}

.mobile-toggle.active span:nth-child(2) {
    opacity: 0;
}

.mobile-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

/* ===================================
   6. Hero Section
   =================================== */

.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.95) 0%, rgba(124, 58, 237, 0.9) 100%);
    overflow: hidden;
}

.hero-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 0;
}

.hero-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
    padding: var(--spacing-3xl) 0;
}

.hero h1 {
    color: #ffffff;
    margin-bottom: var(--spacing-md);
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.hero-lead {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

/* ===================================
   7. Page Hero (Internal Pages)
   =================================== */

.page-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    text-align: center;
    color: #ffffff;
}

.page-hero h1 {
    color: #ffffff;
    margin-bottom: var(--spacing-md);
}

.page-hero-lead {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--font-size-xl);
    max-width: 700px;
    margin: 0 auto;
}

/* Service Hero (similar to page hero) */
.service-hero {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    padding: var(--spacing-3xl) 0 var(--spacing-2xl);
    text-align: center;
    color: #ffffff;
}

.service-hero h1 {
    color: #ffffff;
    margin-bottom: var(--spacing-md);
}

.service-lead {
    color: rgba(255, 255, 255, 0.95);
    font-size: var(--font-size-xl);
    max-width: 700px;
    margin: 0 auto var(--spacing-xl);
}

/* ===================================
   8. Section Styles
   =================================== */

section {
    padding: var(--spacing-3xl) 0;
}

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--spacing-2xl);
}

.section-header h2 {
    margin-bottom: var(--spacing-md);
}

.section-header p {
    font-size: var(--font-size-lg);
    color: var(--color-text-light);
}

/* Alternate Background Sections */
.features,
.team,
.blog-section,
.contact-section,
.service-details {
    background-color: var(--color-bg-alt);
}

/* ===================================
   9. Services/Cards Grid
   =================================== */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: var(--spacing-xl);
}

.service-card {
    background-color: var(--color-bg);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    border: 1px solid var(--color-border);
    display: flex;
    flex-direction: column;
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary);
}

.service-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--border-radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-md);
    color: #ffffff;
}

.service-icon svg {
    width: 32px;
    height: 32px;
}

.service-card h3 {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text);
}

.service-card p {
    flex-grow: 1;
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.service-link {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: gap var(--transition-base);
}

.service-link::after {
    content: '→';
    font-size: var(--font-size-lg);
    transition: transform var(--transition-base);
    pointer-events: none;
}

.service-link:hover {
    gap: var(--spacing-sm);
}

.service-link:hover::after {
    transform: translateX(4px);
}

/* ===================================
   10. Features Grid (Numbered Items)
   =================================== */

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

.feature-item {
    position: relative;
    padding: var(--spacing-xl);
    background-color: var(--color-bg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.feature-number {
    font-size: var(--font-size-3xl);
    font-weight: var(--font-weight-bold);
    color: var(--color-primary);
    opacity: 0.2;
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    line-height: 1;
    pointer-events: none;
}

.feature-item h3 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.feature-item p {
    line-height: 1.7;
    margin-bottom: 0;
}

/* ===================================
   11. Stats Section
   =================================== */

.stats {
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    color: #ffffff;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-xl);
    text-align: center;
}

.stat-item {
    padding: var(--spacing-lg);
}

.stat-number {
    font-size: var(--font-size-5xl);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--spacing-sm);
    background: linear-gradient(135deg, #ffffff 0%, rgba(255, 255, 255, 0.8) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.stat-label {
    font-size: var(--font-size-lg);
    color: rgba(255, 255, 255, 0.9);
    font-weight: var(--font-weight-medium);
}

/* ===================================
   12. Team Section
   =================================== */

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--spacing-xl);
}

.team-member {
    background-color: var(--color-bg);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
}

.team-member:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.team-image {
    position: relative;
    width: 100%;
    padding-bottom: 100%;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

.team-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.team-member:hover .team-image img {
    transform: scale(1.05);
}

.team-member h3 {
    margin: var(--spacing-md) var(--spacing-md) var(--spacing-xs);
    font-size: var(--font-size-xl);
}

.team-role {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    margin: 0 var(--spacing-md) var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.team-member p {
    margin: 0 var(--spacing-md) var(--spacing-md);
    line-height: 1.6;
}

/* ===================================
   13. CTA Section
   =================================== */

.cta {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.05) 0%, rgba(124, 58, 237, 0.05) 100%);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

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

.cta p {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xl);
}

/* ===================================
   14. Buttons
   =================================== */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius);
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    border: 2px solid transparent;
    white-space: nowrap;
}

.btn-primary {
    background-color: var(--color-primary);
    color: #ffffff;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.btn-primary:hover {
    background-color: var(--color-primary-dark);
    box-shadow: 0 6px 16px rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: transparent;
    color: #ffffff;
    border-color: #ffffff;
}

.btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.1);
    transform: translateY(-2px);
}

.btn-large {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: var(--font-size-lg);
}

.btn-small {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: var(--font-size-sm);
}

/* ===================================
   15. Blog Section
   =================================== */

.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--spacing-xl);
}

.blog-card {
    background-color: var(--color-bg);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: all var(--transition-base);
    display: flex;
    flex-direction: column;
}

.blog-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
}

.blog-image {
    position: relative;
    width: 100%;
    padding-bottom: 56.25%;
    overflow: hidden;
    background-color: var(--color-bg-alt);
}

.blog-image img {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.blog-card:hover .blog-image img {
    transform: scale(1.05);
}

.blog-content {
    padding: var(--spacing-xl);
    flex-grow: 1;
    display: flex;
    flex-direction: column;
}

.blog-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
}

.blog-category {
    display: inline-block;
    padding: var(--spacing-xs) var(--spacing-sm);
    background-color: rgba(37, 99, 235, 0.1);
    color: var(--color-primary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--border-radius);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.blog-date {
    color: var(--color-text-light);
    font-size: var(--font-size-sm);
}

.blog-content h2 {
    margin-bottom: var(--spacing-sm);
    font-size: var(--font-size-xl);
}

.blog-content h2 a {
    color: var(--color-text);
    transition: color var(--transition-base);
}

.blog-content h2 a:hover {
    color: var(--color-primary);
}

.blog-content p {
    flex-grow: 1;
    margin-bottom: var(--spacing-md);
    line-height: 1.7;
}

.blog-read-more {
    color: var(--color-primary);
    font-weight: var(--font-weight-semibold);
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    transition: gap var(--transition-base);
}

.blog-read-more::after {
    content: '→';
    font-size: var(--font-size-lg);
    transition: transform var(--transition-base);
    pointer-events: none;
}

.blog-read-more:hover {
    gap: var(--spacing-sm);
}

.blog-read-more:hover::after {
    transform: translateX(4px);
}

/* ===================================
   16. Article/Blog Post Page
   =================================== */

.article-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.article-header {
    margin-bottom: var(--spacing-2xl);
}

.article-meta {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    flex-wrap: wrap;
}

.article-featured-image {
    width: 100%;
    margin-bottom: var(--spacing-2xl);
    border-radius: var(--border-radius-lg);
    overflow: hidden;
}

.article-featured-image img {
    width: 100%;
    height: auto;
}

.article-body h2 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.article-body h3 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.article-body p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.article-body ul,
.article-body ol {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.article-body li {
    list-style: disc;
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
    color: var(--color-text-light);
}

.article-body ol li {
    list-style: decimal;
}

.article-body strong {
    color: var(--color-text);
}

.article-body a {
    color: var(--color-primary);
    text-decoration: underline;
}

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

/* ===================================
   17. Contact Page
   =================================== */

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-3xl);
    align-items: start;
}

.contact-info {
    position: sticky;
    top: calc(var(--header-height) + var(--spacing-lg));
}

.contact-info h2 {
    margin-bottom: var(--spacing-md);
}

.contact-info > p {
    margin-bottom: var(--spacing-xl);
    line-height: 1.7;
}

.contact-methods {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xl);
}

.contact-method {
    display: flex;
    gap: var(--spacing-md);
}

.method-icon {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    background: linear-gradient(135deg, var(--color-primary) 0%, var(--color-accent) 100%);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    color: #ffffff;
}

.method-content h3 {
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.method-content p {
    margin-bottom: var(--spacing-xs);
}

.method-content a {
    color: var(--color-primary);
    font-weight: var(--font-weight-medium);
}

.method-content a:hover {
    text-decoration: underline;
}

.small-text {
    font-size: var(--font-size-sm);
    color: var(--color-text-light);
}

/* ===================================
   18. Forms
   =================================== */

.contact-form-wrapper {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
}

.contact-form-wrapper h2 {
    margin-bottom: var(--spacing-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.form-group label {
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    font-size: var(--font-size-sm);
}

.form-group input,
.form-group textarea,
.form-group select {
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--color-border);
    border-radius: var(--border-radius);
    font-size: var(--font-size-base);
    font-family: inherit;
    transition: all var(--transition-base);
    background-color: var(--color-bg);
    color: var(--color-text);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-group textarea {
    min-height: 150px;
    resize: vertical;
}

.form-group input.error,
.form-group textarea.error,
.form-group select.error {
    border-color: var(--color-error);
}

.form-group input.success,
.form-group textarea.success,
.form-group select.success {
    border-color: var(--color-success);
}

.form-error {
    color: var(--color-error);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.form-success {
    color: var(--color-success);
    font-size: var(--font-size-sm);
    margin-top: var(--spacing-xs);
}

.contact-form button[type="submit"] {
    align-self: flex-start;
    margin-top: var(--spacing-sm);
}

/* ===================================
   19. Service Pages
   =================================== */

.service-details {
    padding: var(--spacing-3xl) 0;
}

.service-overview,
.service-features,
.service-curriculum,
.service-info {
    margin-bottom: var(--spacing-3xl);
}

.service-overview h2,
.service-features h2,
.service-curriculum h2,
.service-info h2 {
    margin-bottom: var(--spacing-md);
}

.service-overview p {
    font-size: var(--font-size-lg);
    line-height: 1.8;
}

/* Curriculum Modules */
.curriculum-modules {
    display: grid;
    gap: var(--spacing-lg);
}

.module {
    background-color: var(--color-bg);
    padding: var(--spacing-xl);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--color-primary);
}

.module h3 {
    color: var(--color-text);
    margin-bottom: var(--spacing-md);
    font-size: var(--font-size-xl);
}

.module ul {
    padding-left: var(--spacing-lg);
}

.module li {
    list-style: disc;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-light);
    line-height: 1.6;
}

/* Service Info Grid */
.info-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.info-item {
    background-color: var(--color-bg);
    padding: var(--spacing-lg);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-md);
}

.info-item strong {
    display: block;
    color: var(--color-primary);
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-xs);
}

.info-item p {
    margin: 0;
    color: var(--color-text);
    line-height: 1.6;
}

/* ===================================
   20. Legal/Privacy Pages
   =================================== */

.legal-content,
.privacy-content {
    max-width: 900px;
    margin: 0 auto;
    padding: var(--spacing-2xl) var(--spacing-md);
}

.legal-content h2,
.privacy-content h2 {
    margin-top: var(--spacing-2xl);
    margin-bottom: var(--spacing-md);
}

.legal-content h3,
.privacy-content h3 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-sm);
}

.legal-content p,
.privacy-content p {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.legal-content ul,
.privacy-content ul {
    margin-bottom: var(--spacing-md);
    padding-left: var(--spacing-xl);
}

.legal-content li,
.privacy-content li {
    list-style: disc;
    margin-bottom: var(--spacing-xs);
    line-height: 1.7;
    color: var(--color-text-light);
}

.legal-content strong,
.privacy-content strong {
    color: var(--color-text);
}

/* ===================================
   21. Footer
   =================================== */

.footer {
    background-color: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.8);
    padding: var(--spacing-3xl) 0 var(--spacing-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-xl);
    margin-bottom: var(--spacing-2xl);
}

.footer-col h4 {
    color: #ffffff;
    font-size: var(--font-size-lg);
    margin-bottom: var(--spacing-md);
}

.footer-col p {
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.7;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.footer-col li a {
    color: rgba(255, 255, 255, 0.7);
    transition: color var(--transition-base);
}

.footer-col li a:hover {
    color: #ffffff;
    text-decoration: underline;
}

.footer-bottom {
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.6);
    margin: 0;
}

.footer-links {
    display: flex;
    gap: var(--spacing-lg);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    font-size: var(--font-size-sm);
    transition: color var(--transition-base);
}

.footer-links a:hover {
    color: #ffffff;
    text-decoration: underline;
}

/* ===================================
   22. Cookie Banner
   =================================== */

.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: var(--color-bg-dark);
    color: rgba(255, 255, 255, 0.9);
    padding: var(--spacing-lg);
    box-shadow: 0 -4px 12px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    transform: translateY(100%);
    transition: transform var(--transition-base);
}

.cookie-banner.show {
    transform: translateY(0);
}

.cookie-content {
    max-width: var(--container-width);
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.cookie-content p {
    margin: 0;
    flex: 1 1 300px;
    line-height: 1.6;
}

.cookie-content a {
    color: var(--color-accent);
    text-decoration: underline;
}

.cookie-content a:hover {
    color: var(--color-accent-dark);
}

.cookie-content button {
    flex-shrink: 0;
}

/* ===================================
   23. Utility Classes
   =================================== */

.text-center {
    text-align: center;
}

.text-left {
    text-align: left;
}

.text-right {
    text-align: right;
}

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }
.mt-5 { margin-top: var(--spacing-xl); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }
.mb-5 { margin-bottom: var(--spacing-xl); }

.pt-1 { padding-top: var(--spacing-xs); }
.pt-2 { padding-top: var(--spacing-sm); }
.pt-3 { padding-top: var(--spacing-md); }
.pt-4 { padding-top: var(--spacing-lg); }
.pt-5 { padding-top: var(--spacing-xl); }

.pb-1 { padding-bottom: var(--spacing-xs); }
.pb-2 { padding-bottom: var(--spacing-sm); }
.pb-3 { padding-bottom: var(--spacing-md); }
.pb-4 { padding-bottom: var(--spacing-lg); }
.pb-5 { padding-bottom: var(--spacing-xl); }

.hidden {
    display: none !important;
}

.visible {
    display: block !important;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* ===================================
   24. Responsive Design
   =================================== */

/* Tablet and below (max-width: 1024px) */
@media (max-width: 1024px) {
    :root {
        --spacing-3xl: 4rem;
        --header-height: 70px;
    }

    .hero {
        min-height: 500px;
    }

    .services-grid,
    .features-grid,
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    }

    .contact-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

    .contact-info {
        position: static;
    }
}

/* Mobile and below (max-width: 768px) */
@media (max-width: 768px) {
    :root {
        --spacing-3xl: 3rem;
        --spacing-2xl: 2.5rem;
        --header-height: 60px;
    }

    .mobile-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: var(--header-height);
        left: 0;
        right: 0;
        background-color: var(--color-bg);
        flex-direction: column;
        gap: 0;
        padding: var(--spacing-md) 0;
        box-shadow: var(--shadow-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
        max-height: calc(100vh - var(--header-height));
        overflow-y: auto;
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu li a {
        display: block;
        padding: var(--spacing-md) var(--spacing-lg);
        border-radius: 0;
    }

    .nav-menu li a.active::after {
        left: var(--spacing-lg);
        right: var(--spacing-lg);
    }

    .hero {
        min-height: 450px;
    }

    .hero-content {
        padding: var(--spacing-2xl) 0;
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .services-grid,
    .blog-grid {
        grid-template-columns: 1fr;
    }

    .features-grid,
    .team-grid {
        grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    }

    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--spacing-md);
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-2xl);
    }

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

    .cookie-content {
        flex-direction: column;
        text-align: center;
    }

    .cookie-content button {
        width: 100%;
    }

    .info-grid {
        grid-template-columns: 1fr;
    }
}

/* Small mobile (max-width: 480px) */
@media (max-width: 480px) {
    :root {
        --spacing-3xl: 2rem;
        --spacing-2xl: 2rem;
        --font-size-5xl: 2.5rem;
        --font-size-4xl: 2rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }

    .stats-grid {
        grid-template-columns: 1fr;
    }

    .hero h1,
    .page-hero h1,
    .service-hero h1 {
        font-size: var(--font-size-3xl);
    }

    .hero-lead,
    .page-hero-lead,
    .service-lead {
        font-size: var(--font-size-base);
    }
}

/* ===================================
   25. Print Styles
   =================================== */

@media print {
    .header,
    .footer,
    .cookie-banner,
    .btn,
    .nav,
    .mobile-toggle,
    .hero-cta {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }

    a {
        text-decoration: underline;
    }

    .container {
        max-width: 100%;
    }
}

/* ===================================
   26. Accessibility Enhancements
   =================================== */

/* Focus visible for keyboard navigation */
*:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Reduced motion for users who prefer it */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --color-primary: #0047AB;
        --color-text: #000000;
        --color-bg: #FFFFFF;
        --color-border: #000000;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    /* Uncomment to enable dark mode */
    /*
    :root {
        --color-text: #e2e8f0;
        --color-text-light: #94a3b8;
        --color-bg: #0f172a;
        --color-bg-alt: #1e293b;
        --color-bg-dark: #020617;
        --color-border: #334155;
    }
    */
}

/* ===================================
   27. Animation Classes
   =================================== */

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(30px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.animate-fade-in {
    animation: fadeIn 0.6s ease-out;
}

.animate-slide-left {
    animation: slideInLeft 0.6s ease-out;
}

.animate-slide-right {
    animation: slideInRight 0.6s ease-out;
}

/* ===================================
   END OF STYLESHEET
   =================================== */