/* Essential Star Programming Courses - Professional Stylesheet */

/* CSS Variables for Design System */
:root {
    /* Color Palette */
    --primary: 234 89% 56%; /* #4F46E5 */
    --primary-dark: 234 89% 46%; /* #3730A3 */
    --primary-light: 234 89% 90%; /* #EEF2FF */
    --secondary: 255 91% 76%; /* #FCA5A5 */
    --accent: 45 93% 58%; /* #F59E0B */
    
    /* Neutral Colors */
    --background: 210 11% 98%; /* #F9FAFB */
    --surface: 0 0% 100%; /* #FFFFFF */
    --surface-alt: 210 20% 98%; /* #F3F4F6 */
    --border: 214 13% 91%; /* #E5E7EB */
    --border-light: 210 16% 94%; /* #F3F4F6 */
    
    /* Text Colors */
    --text-primary: 213 31% 13%; /* #1F2937 */
    --text-secondary: 213 20% 25%; /* #374151 */
    --text-muted: 213 13% 44%; /* #6B7280 */
    --text-light: 213 10% 57%; /* #9CA3AF */
    
    /* Status Colors */
    --success: 142 76% 36%; /* #059669 */
    --warning: 45 93% 47%; /* #D97706 */
    --error: 0 84% 60%; /* #DC2626 */
    --info: 212 92% 46%; /* #0284C7 */
    
    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-mono: 'JetBrains Mono', 'Fira Code', Consolas, 'Courier New', monospace;
    
    /* Spacing Scale */
    --space-xs: 0.25rem; /* 4px */
    --space-sm: 0.5rem;  /* 8px */
    --space-md: 1rem;    /* 16px */
    --space-lg: 1.5rem;  /* 24px */
    --space-xl: 2rem;    /* 32px */
    --space-2xl: 3rem;   /* 48px */
    --space-3xl: 4rem;   /* 64px */
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 hsl(0 0% 0% / 0.05);
    --shadow-md: 0 4px 6px -1px hsl(0 0% 0% / 0.1), 0 2px 4px -2px hsl(0 0% 0% / 0.1);
    --shadow-lg: 0 10px 15px -3px hsl(0 0% 0% / 0.1), 0 4px 6px -4px hsl(0 0% 0% / 0.1);
    --shadow-xl: 0 20px 25px -5px hsl(0 0% 0% / 0.1), 0 8px 10px -6px hsl(0 0% 0% / 0.1);
    
    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 350ms cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Container Sizes */
    --container-sm: 640px;
    --container-md: 768px;
    --container-lg: 1024px;
    --container-xl: 1280px;
    --container-2xl: 1536px;
}

/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    line-height: 1.15;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-primary);
    color: hsl(var(--text-primary));
    background-color: hsl(var(--background));
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    color: hsl(var(--text-primary));
    font-weight: 700;
    line-height: 1.25;
    margin-bottom: var(--space-md);
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }
h5 { font-size: 1.125rem; }
h6 { font-size: 1rem; }

p {
    margin-bottom: var(--space-md);
    color: hsl(var(--text-secondary));
}

a {
    color: hsl(var(--primary));
    text-decoration: none;
    transition: color var(--transition-fast);
}

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

/* Container */
.container {
    width: 100%;
    max-width: var(--container-xl);
    margin: 0 auto;
    padding: 0 var(--space-md);
}

@media (min-width: 640px) {
    .container { padding: 0 var(--space-lg); }
}

/* Utility Classes */
.section {
    padding: var(--space-3xl) 0;
}

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

.font-mono { font-family: var(--font-mono); }

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

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    text-decoration: none;
    transition: all var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
}

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

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

.btn-secondary {
    background-color: hsl(var(--text-muted));
    color: white;
    border-color: hsl(var(--text-muted));
}

.btn-secondary:hover {
    background-color: hsl(var(--text-secondary));
    border-color: hsl(var(--text-secondary));
    color: white;
}

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

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

.btn-large {
    padding: var(--space-md) var(--space-xl);
    font-size: 1rem;
}

/* Header and Navigation */
.header {
    position: sticky;
    top: 0;
    background-color: hsl(var(--surface));
    border-bottom: 1px solid hsl(var(--border));
    box-shadow: var(--shadow-sm);
    z-index: 1000;
}

.navbar {
    padding: var(--space-md) 0;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: hsl(var(--text-primary));
}

.nav-brand i {
    color: hsl(var(--primary));
    margin-right: var(--space-sm);
}

.nav-menu {
    display: none;
    list-style: none;
    gap: var(--space-xl);
}

.nav-menu li a {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: hsl(var(--text-secondary));
    font-weight: 500;
    transition: color var(--transition-fast);
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: hsl(var(--primary));
}

.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav-toggle span {
    width: 24px;
    height: 2px;
    background-color: hsl(var(--text-primary));
    transition: all var(--transition-fast);
}

@media (min-width: 768px) {
    .nav-menu {
        display: flex;
    }
    
    .nav-toggle {
        display: none;
    }
}

/* Hero Section */
.hero {
    position: relative;
    padding: var(--space-3xl) 0;
    background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--primary-light)));
    overflow: hidden;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1;
}

.hero-svg {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.3;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.hero h1 {
    font-size: 3rem;
    margin-bottom: var(--space-lg);
    color: hsl(var(--text-primary));
}

.hero-subtitle {
    font-size: 1.25rem;
    color: hsl(var(--text-secondary));
    margin-bottom: var(--space-2xl);
}

.hero-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-2xl);
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: var(--space-xl);
    margin-top: var(--space-2xl);
}

.stat {
    text-align: center;
}

.stat i {
    font-size: 2rem;
    color: hsl(var(--primary));
    margin-bottom: var(--space-sm);
}

.stat-number {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: hsl(var(--text-primary));
}

.stat-label {
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

@media (max-width: 768px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.125rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: var(--space-3xl);
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: var(--space-md);
}

.section-header p {
    font-size: 1.125rem;
    color: hsl(var(--text-muted));
    max-width: 600px;
    margin: 0 auto;
}

/* About Section */
.about-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.about-text h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: hsl(var(--primary));
    margin-bottom: var(--space-lg);
}

.features {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
    margin-top: var(--space-xl);
}

.feature {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.feature i {
    font-size: 1.5rem;
    color: hsl(var(--primary));
    margin-top: var(--space-xs);
    flex-shrink: 0;
}

.feature h4 {
    margin-bottom: var(--space-sm);
}

.about-stats {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.stat-card {
    text-align: center;
    padding: var(--space-xl);
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
}

.stat-card i {
    font-size: 2.5rem;
    color: hsl(var(--primary));
    margin-bottom: var(--space-md);
}

.stat-card h3 {
    font-size: 2rem;
    color: hsl(var(--text-primary));
    margin-bottom: var(--space-sm);
}

.stat-card p {
    color: hsl(var(--text-muted));
    margin: 0;
}

@media (min-width: 768px) {
    .about-content {
        grid-template-columns: 2fr 1fr;
    }
    
    .features {
        grid-template-columns: 1fr;
    }
}

@media (min-width: 1024px) {
    .about-stats {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Courses Section */
.courses {
    background-color: hsl(var(--surface-alt));
}

.courses-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.course-card {
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
    position: relative;
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.course-card.featured {
    border-color: hsl(var(--primary));
    border-width: 2px;
}

.featured-badge {
    position: absolute;
    top: -12px;
    left: var(--space-lg);
    background-color: hsl(var(--primary));
    color: white;
    padding: var(--space-sm) var(--space-md);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--space-xs);
}

.course-icon {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.course-icon i {
    font-size: 3rem;
    color: hsl(var(--primary));
}

.course-card h3 {
    text-align: center;
    margin-bottom: var(--space-md);
}

.course-card p {
    text-align: center;
    margin-bottom: var(--space-lg);
}

.course-details {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--space-lg);
    padding: var(--space-md);
    background-color: hsl(var(--surface-alt));
    border-radius: var(--radius-md);
}

.course-details span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

.course-price {
    text-align: center;
    font-size: 1.5rem;
    font-weight: 700;
    color: hsl(var(--primary));
    margin-bottom: var(--space-lg);
}

.course-card .btn {
    width: 100%;
    justify-content: center;
}

@media (min-width: 768px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .courses-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.service-item {
    text-align: center;
    padding: var(--space-xl);
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
    transition: transform var(--transition-normal);
}

.service-item:hover {
    transform: translateY(-2px);
}

.service-item i {
    font-size: 2.5rem;
    color: hsl(var(--primary));
    margin-bottom: var(--space-lg);
}

.service-item h3 {
    margin-bottom: var(--space-md);
}

.service-item p {
    margin: 0;
}

@media (min-width: 768px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Reviews Section */
.reviews {
    background-color: hsl(var(--surface-alt));
}

.reviews-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.review-card {
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    padding: var(--space-xl);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
}

.review-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: var(--space-lg);
}

.reviewer-info {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.reviewer-avatar i {
    font-size: 2rem;
    color: hsl(var(--text-muted));
}

.reviewer-details h4 {
    margin-bottom: var(--space-xs);
}

.reviewer-details p {
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
    margin: 0;
}

.review-rating {
    display: flex;
    gap: var(--space-xs);
}

.review-rating i {
    color: hsl(var(--accent));
}

.review-card > p {
    font-style: italic;
    margin: 0;
}

@media (min-width: 768px) {
    .reviews-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .reviews-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Newsletter Section */
.newsletter {
    background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--primary-dark)));
    color: white;
}

.newsletter-content {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.newsletter h2 {
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.newsletter p {
    color: hsl(var(--primary-light));
    margin-bottom: var(--space-xl);
}

.newsletter-form {
    margin-bottom: var(--space-lg);
}

.newsletter-form .form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.newsletter-form input {
    padding: var(--space-md);
    border: 1px solid hsl(var(--border));
    border-radius: var(--radius-md);
    font-size: 1rem;
}

.newsletter-form .btn {
    width: 100%;
    justify-content: center;
    background-color: white;
    color: hsl(var(--primary));
}

.newsletter-form .btn:hover {
    background-color: hsl(var(--surface-alt));
}

.form-note {
    font-size: 0.875rem;
    color: hsl(var(--primary-light));
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

@media (min-width: 768px) {
    .newsletter-form .form-group {
        flex-direction: row;
    }
    
    .newsletter-form input {
        flex: 1;
    }
    
    .newsletter-form .btn {
        width: auto;
    }
}

/* Contact Section */
.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-3xl);
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-md);
}

.contact-item i {
    font-size: 1.5rem;
    color: hsl(var(--primary));
    margin-top: var(--space-xs);
    flex-shrink: 0;
}

.contact-item h3 {
    margin-bottom: var(--space-sm);
}

.contact-item p {
    margin: 0;
}

.contact-form {
    background-color: hsl(var(--surface));
    padding: var(--space-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
}

.form-row {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
}

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

.form-group label {
    font-weight: 600;
    color: hsl(var(--text-primary));
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: var(--space-md);
    border: 1px solid hsl(var(--border));
    border-radius: var(--radius-md);
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

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

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

/* Form Agreement and Submit Styles */
.form-agreement {
    margin: var(--space-lg) 0;
}

.checkbox-label {
    display: flex;
    align-items: flex-start;
    gap: var(--space-sm);
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1.5;
    color: hsl(var(--text-secondary));
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkmark {
    position: relative;
    top: 2px;
    height: 18px;
    width: 18px;
    background-color: hsl(var(--surface));
    border: 2px solid hsl(var(--border));
    border-radius: var(--radius-sm);
    flex-shrink: 0;
    transition: all var(--transition-fast);
}

.checkbox-label:hover .checkmark {
    border-color: hsl(var(--primary));
}

.checkbox-label input:checked ~ .checkmark {
    background-color: hsl(var(--primary));
    border-color: hsl(var(--primary));
}

.checkbox-label input:checked ~ .checkmark::after {
    content: '';
    position: absolute;
    left: 5px;
    top: 2px;
    width: 4px;
    height: 8px;
    border: solid white;
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

.checkbox-label a {
    color: hsl(var(--primary));
    text-decoration: underline;
}

.checkbox-label a:hover {
    color: hsl(var(--primary-dark));
}

.form-submit {
    text-align: center;
    margin-top: var(--space-xl);
}

@media (min-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr 1fr;
    }
    
    .form-row {
        grid-template-columns: 1fr 1fr;
    }
}

/* Footer */
.footer {
    background-color: hsl(var(--text-primary));
    color: white;
    padding: var(--space-3xl) 0 var(--space-xl);
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-2xl);
    margin-bottom: var(--space-2xl);
}

.footer-section h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: white;
    margin-bottom: var(--space-lg);
}

.footer-brand {
    margin-bottom: var(--space-lg);
}

.footer-brand a {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
}

.footer-brand a i {
    color: hsl(var(--primary));
}

.footer-brand p {
    color: hsl(var(--text-light));
    margin-top: var(--space-md);
}

.social-links {
    display: flex;
    gap: var(--space-md);
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: hsl(var(--text-secondary));
    border-radius: var(--radius-md);
    color: white;
    transition: background-color var(--transition-fast);
}

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

.footer-section ul {
    list-style: none;
}

.footer-section ul li {
    margin-bottom: var(--space-sm);
}

.footer-section ul li a {
    color: hsl(var(--text-light));
    transition: color var(--transition-fast);
}

.footer-section ul li a:hover,
.footer-section ul li a.active {
    color: hsl(var(--primary));
}

.footer-bottom {
    padding-top: var(--space-xl);
    border-top: 1px solid hsl(var(--text-secondary));
    text-align: center;
}

.footer-bottom p {
    color: hsl(var(--text-light));
    margin: 0;
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    .footer-content {
        grid-template-columns: 2fr 1fr 1fr 1fr;
    }
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: hsl(var(--surface));
    border-top: 1px solid hsl(var(--border));
    padding: var(--space-lg);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
    transform: translateY(100%);
    transition: transform var(--transition-normal);
}

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

.cookie-content {
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
    max-width: var(--container-xl);
    margin: 0 auto;
}

.cookie-text {
    display: flex;
    align-items: center;
    gap: var(--space-md);
}

.cookie-text i {
    font-size: 1.5rem;
    color: hsl(var(--accent));
    flex-shrink: 0;
}

.cookie-buttons {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
}

@media (min-width: 768px) {
    .cookie-content {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
    }
    
    .cookie-text {
        flex: 1;
    }
    
    .cookie-buttons {
        flex-shrink: 0;
    }
}

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: hsl(var(--text-primary) / 0.5);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 1001;
    padding: var(--space-lg);
}

.cookie-modal.show {
    display: flex;
}

.cookie-modal-content {
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    max-width: 500px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
}

.cookie-modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-lg);
    border-bottom: 1px solid hsl(var(--border));
}

.cookie-modal-header h3 {
    margin: 0;
}

.cookie-close {
    font-size: 1.5rem;
    cursor: pointer;
    color: hsl(var(--text-muted));
    transition: color var(--transition-fast);
}

.cookie-close:hover {
    color: hsl(var(--text-primary));
}

.cookie-modal-body {
    padding: var(--space-lg);
}

.cookie-category {
    margin-bottom: var(--space-lg);
}

.cookie-switch {
    display: flex;
    align-items: center;
    gap: var(--space-md);
    cursor: pointer;
}

.cookie-switch input {
    position: relative;
    width: 50px;
    height: 24px;
    appearance: none;
    background-color: hsl(var(--text-muted));
    border-radius: 12px;
    transition: background-color var(--transition-fast);
    flex-shrink: 0;
}

.cookie-switch input:checked {
    background-color: hsl(var(--primary));
}

.cookie-switch input:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

.cookie-switch input::before {
    content: '';
    position: absolute;
    top: 2px;
    left: 2px;
    width: 20px;
    height: 20px;
    background-color: white;
    border-radius: 50%;
    transition: transform var(--transition-fast);
}

.cookie-switch input:checked::before {
    transform: translateX(26px);
}

.cookie-info strong {
    display: block;
    margin-bottom: var(--space-xs);
}

.cookie-info p {
    margin: 0;
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

.cookie-modal-footer {
    padding: var(--space-lg);
    border-top: 1px solid hsl(var(--border));
}

/* Blog Pages */
.blog-hero {
    background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--primary-light)));
    padding: var(--space-3xl) 0;
    text-align: center;
}

.blog-hero-content h1 {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
}

.blog-hero-content p {
    font-size: 1.25rem;
    color: hsl(var(--text-muted));
    max-width: 600px;
    margin: 0 auto;
}

.blog-articles {
    background-color: hsl(var(--surface-alt));
}

.articles-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-xl);
}

.article-card {
    background-color: hsl(var(--surface));
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.article-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.article-image {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 200px;
    background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--primary-light)));
}

.article-image i {
    font-size: 4rem;
    color: hsl(var(--primary));
}

.article-content {
    padding: var(--space-xl);
}

.article-meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-bottom: var(--space-md);
}

.article-meta span {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

.article-card h2 {
    margin-bottom: var(--space-md);
}

.article-card h2 a {
    color: hsl(var(--text-primary));
}

.article-card h2 a:hover {
    color: hsl(var(--primary));
}

.article-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--space-lg);
}

.article-author {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

.read-more {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: hsl(var(--primary));
    font-weight: 600;
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    .articles-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Article Pages */
.article-header {
    background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--primary-light)));
    padding: var(--space-3xl) 0;
}

.breadcrumb {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
    font-size: 0.875rem;
}

.breadcrumb a {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    color: hsl(var(--text-muted));
}

.breadcrumb span:last-child {
    color: hsl(var(--text-primary));
    font-weight: 600;
}

.article-header .article-meta {
    margin-bottom: var(--space-xl);
}

.article-header h1 {
    font-size: 3rem;
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.article-subtitle {
    font-size: 1.25rem;
    color: hsl(var(--text-muted));
    margin: 0;
}

.article-content {
    max-width: 800px;
    margin: 0 auto;
}

.article-body {
    margin-bottom: var(--space-3xl);
}

.article-intro {
    font-size: 1.125rem;
    margin-bottom: var(--space-2xl);
    padding: var(--space-lg);
    background-color: hsl(var(--primary-light));
    border-radius: var(--radius-lg);
    border-left: 4px solid hsl(var(--primary));
}

.article-body h2 {
    margin-top: var(--space-3xl);
    margin-bottom: var(--space-lg);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: hsl(var(--primary));
}

.article-body h3 {
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.highlight-box {
    padding: var(--space-lg);
    background-color: hsl(var(--surface-alt));
    border-radius: var(--radius-lg);
    border: 1px solid hsl(var(--border));
    margin: var(--space-xl) 0;
}

.highlight-box h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: hsl(var(--primary));
    margin-top: 0;
}

.code-example {
    margin: var(--space-xl) 0;
    background-color: hsl(var(--text-primary));
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.code-example h3,
.code-example h4 {
    background-color: hsl(var(--text-secondary));
    color: white;
    padding: var(--space-md) var(--space-lg);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--space-sm);
}

.code-example pre {
    margin: 0;
    padding: var(--space-lg);
    overflow-x: auto;
}

.code-example code {
    font-family: var(--font-mono);
    color: #e2e8f0;
    font-size: 0.875rem;
    line-height: 1.5;
}

.testimonial {
    background-color: hsl(var(--surface-alt));
    border-left: 4px solid hsl(var(--primary));
    border-radius: var(--radius-lg);
    padding: var(--space-lg);
    margin: var(--space-xl) 0;
    font-style: italic;
}

.testimonial cite {
    display: block;
    margin-top: var(--space-md);
    font-style: normal;
    font-weight: 600;
    color: hsl(var(--primary));
}

.call-to-action {
    background: linear-gradient(135deg, hsl(var(--primary)), hsl(var(--primary-dark)));
    color: white;
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    text-align: center;
    margin: var(--space-3xl) 0;
}

.call-to-action h3 {
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-lg);
}

.call-to-action p {
    color: hsl(var(--primary-light));
    margin-bottom: var(--space-lg);
}

.call-to-action ul {
    text-align: left;
    max-width: 600px;
    margin: 0 auto var(--space-xl);
}

.call-to-action ul li {
    color: hsl(var(--primary-light));
    margin-bottom: var(--space-sm);
}

.cta-buttons {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    align-items: center;
}

.cta-buttons .btn {
    background-color: white;
    color: hsl(var(--primary));
}

.cta-buttons .btn:hover {
    background-color: hsl(var(--surface-alt));
}

.cta-buttons .btn-outline {
    background-color: transparent;
    color: white;
    border-color: white;
}

.cta-buttons .btn-outline:hover {
    background-color: white;
    color: hsl(var(--primary));
}

.article-tags {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid hsl(var(--border));
}

.article-tags h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-md);
}

.tag {
    display: inline-block;
    background-color: hsl(var(--primary-light));
    color: hsl(var(--primary));
    padding: var(--space-xs) var(--space-sm);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    margin-right: var(--space-sm);
    margin-bottom: var(--space-sm);
}

.related-articles {
    margin-top: var(--space-3xl);
    padding-top: var(--space-xl);
    border-top: 1px solid hsl(var(--border));
}

.related-articles h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-bottom: var(--space-xl);
}

.related-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.related-card {
    display: block;
    padding: var(--space-lg);
    background-color: hsl(var(--surface-alt));
    border-radius: var(--radius-lg);
    border: 1px solid hsl(var(--border));
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.related-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.related-card i {
    font-size: 1.5rem;
    color: hsl(var(--primary));
    margin-bottom: var(--space-sm);
}

.related-card h4 {
    color: hsl(var(--text-primary));
    margin-bottom: var(--space-sm);
}

.related-card p {
    color: hsl(var(--text-muted));
    margin: 0;
    font-size: 0.875rem;
}

@media (min-width: 768px) {
    .related-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .cta-buttons {
        flex-direction: row;
        justify-content: center;
    }
}

@media (min-width: 1024px) {
    .related-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Legal Pages */
.legal-header {
    background: linear-gradient(135deg, hsl(var(--primary) / 0.1), hsl(var(--primary-light)));
    padding: var(--space-3xl) 0;
}

.legal-subtitle {
    color: hsl(var(--text-muted));
    font-size: 1rem;
    margin: 0;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-document {
    background-color: hsl(var(--surface));
    padding: var(--space-2xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
    margin-bottom: var(--space-xl);
}

.legal-intro {
    font-size: 1.125rem;
    margin-bottom: var(--space-2xl);
    padding: var(--space-lg);
    background-color: hsl(var(--primary-light));
    border-radius: var(--radius-lg);
    border-left: 4px solid hsl(var(--primary));
}

.legal-section {
    margin-bottom: var(--space-2xl);
}

.legal-section h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: hsl(var(--primary));
    margin-bottom: var(--space-lg);
    padding-bottom: var(--space-md);
    border-bottom: 2px solid hsl(var(--border));
}

.legal-section h3 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    margin-top: var(--space-xl);
    margin-bottom: var(--space-md);
}

.legal-section ul {
    margin-bottom: var(--space-md);
}

.legal-section ul li {
    margin-bottom: var(--space-sm);
}

.contact-details {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin: var(--space-xl) 0;
}

.contact-method h4 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    color: hsl(var(--primary));
    margin-bottom: var(--space-sm);
}

.contact-method p {
    margin: 0;
}

.legal-footer {
    margin-top: var(--space-2xl);
    padding-top: var(--space-xl);
    border-top: 1px solid hsl(var(--border));
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

@media (min-width: 768px) {
    .contact-details {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Thank You Page */
.thank-you {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.thank-you-content {
    background-color: hsl(var(--surface));
    padding: var(--space-3xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    border: 1px solid hsl(var(--border));
}

.thank-you-icon {
    margin-bottom: var(--space-xl);
}

.thank-you-icon i {
    font-size: 4rem;
    color: hsl(var(--success));
}

.thank-you-content h1 {
    color: hsl(var(--success));
    margin-bottom: var(--space-md);
}

.thank-you-message {
    font-size: 1.125rem;
    margin-bottom: var(--space-2xl);
}

.thank-you-details {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
    margin-bottom: var(--space-2xl);
}

.detail-item {
    text-align: center;
    padding: var(--space-lg);
    background-color: hsl(var(--surface-alt));
    border-radius: var(--radius-lg);
}

.detail-item i {
    font-size: 2rem;
    color: hsl(var(--primary));
    margin-bottom: var(--space-md);
}

.detail-item h3 {
    margin-bottom: var(--space-sm);
}

.detail-item p {
    margin: 0;
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

.thank-you-actions {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
    margin-bottom: var(--space-2xl);
}

.what-next {
    text-align: left;
    margin-bottom: var(--space-2xl);
}

.what-next h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.next-steps {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.step {
    display: flex;
    gap: var(--space-md);
    align-items: flex-start;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: hsl(var(--primary));
    color: white;
    border-radius: 50%;
    font-weight: 700;
    flex-shrink: 0;
}

.step h4 {
    margin-bottom: var(--space-sm);
}

.step p {
    margin: 0;
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

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

.explore-more h2 {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    justify-content: center;
    margin-bottom: var(--space-xl);
}

.explore-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-lg);
}

.explore-card {
    display: block;
    text-align: center;
    padding: var(--space-lg);
    background-color: hsl(var(--surface-alt));
    border-radius: var(--radius-lg);
    border: 1px solid hsl(var(--border));
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.explore-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.explore-card i {
    font-size: 2rem;
    color: hsl(var(--primary));
    margin-bottom: var(--space-md);
}

.explore-card h3 {
    color: hsl(var(--text-primary));
    margin-bottom: var(--space-sm);
}

.explore-card p {
    margin: 0;
    font-size: 0.875rem;
    color: hsl(var(--text-muted));
}

@media (min-width: 768px) {
    .thank-you-details {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .thank-you-actions {
        flex-direction: row;
        justify-content: center;
    }
    
    .next-steps {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .explore-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Responsive Design */
@media (max-width: 767px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .article-header h1 {
        font-size: 2rem;
    }
    
    .blog-hero-content h1 {
        font-size: 2rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .article-meta {
        flex-direction: column;
        gap: var(--space-sm);
    }
    
    .article-footer {
        flex-direction: column;
        gap: var(--space-md);
        align-items: flex-start;
    }
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cookie-banner,
    .cookie-modal,
    .cta-buttons,
    .social-links {
        display: none !important;
    }
    
    .article-content,
    .legal-document {
        max-width: none;
        margin: 0;
        padding: 0;
        box-shadow: none;
        border: none;
    }
    
    .section {
        padding: var(--space-lg) 0;
    }
}

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

/* Focus Styles */
*:focus {
    outline: 2px solid hsl(var(--primary));
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --border: 0 0% 0%;
        --text-muted: 0 0% 20%;
    }
}