/* Root Variables */
:root {
    /* Primary Colors */
    --primary-color: #3498db;
    --primary-dark: #2980b9;
    --primary-light: #85c1e9;
    
    /* Secondary Colors */
    --secondary-color: #e74c3c;
    --secondary-dark: #c0392b;
    --secondary-light: #f1948a;
    
    /* Accent Colors */
    --accent-color: #f39c12;
    --accent-dark: #d68910;
    --accent-light: #f8c471;
    
    /* Neutral Colors */
    --dark-color: #2c3e50;
    --dark-light: #34495e;
    --light-color: #ecf0f1;
    --light-dark: #bdc3c7;
    
    /* Text Colors */
    --text-primary: #2c3e50;
    --text-secondary: #7f8c8d;
    --text-light: #95a5a6;
    --text-white: #ffffff;
    
    /* Background Colors */
    --bg-primary: #ffffff;
    --bg-secondary: #f8f9fa;
    --bg-dark: #2c3e50;
    --bg-gradient: linear-gradient(135deg, #3498db, #9b59b6);
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.1);
    --shadow-md: 0 4px 8px rgba(0, 0, 0, 0.15);
    --shadow-lg: 0 8px 16px rgba(0, 0, 0, 0.2);
    --shadow-xl: 0 12px 24px rgba(0, 0, 0, 0.25);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;
    --transition-cubic: cubic-bezier(0.4, 0, 0.2, 1);
    
    /* Typography */
    --font-primary: 'Nunito', sans-serif;
    --font-heading: 'Oswald', sans-serif;
    --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;
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-primary);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
    color: var(--text-primary);
}

h1 { font-size: var(--font-size-5xl); }
h2 { font-size: var(--font-size-4xl); }
h3 { font-size: var(--font-size-3xl); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

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

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

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

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

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

/* Buttons */
.btn, .button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-sm) var(--spacing-lg);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: var(--font-size-base);
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition-medium) var(--transition-cubic);
    position: relative;
    overflow: hidden;
    min-width: 140px;
    gap: var(--spacing-xs);
}

.btn::before, .button::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left var(--transition-medium);
}

.btn:hover::before, .button:hover::before {
    left: 100%;
}

.btn.is-primary, .button.is-primary {
    background: var(--bg-gradient);
    color: var(--text-white);
    box-shadow: var(--shadow-md);
}

.btn.is-primary:hover, .button.is-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn.is-secondary, .button.is-secondary {
    background-color: var(--secondary-color);
    color: var(--text-white);
}

.btn.is-secondary:hover, .button.is-secondary:hover {
    background-color: var(--secondary-dark);
    transform: translateY(-2px);
}

.btn.is-light, .button.is-light {
    background-color: var(--light-color);
    color: var(--text-primary);
    border: 2px solid var(--primary-color);
}

.btn.is-light:hover, .button.is-light:hover {
    background-color: var(--primary-color);
    color: var(--text-white);
    transform: translateY(-2px);
}

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

.btn.is-fullwidth, .button.is-fullwidth {
    width: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
}

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

.navbar-brand .title {
    font-family: var(--font-heading);
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0;
}

.navbar-item {
    padding: var(--spacing-xs) var(--spacing-sm);
    color: var(--text-primary);
    font-weight: 500;
    transition: var(--transition-fast);
    border-radius: var(--radius-sm);
}

.navbar-item:hover {
    background-color: var(--bg-secondary);
    color: var(--primary-color);
}

.navbar-burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 3rem;
    height: 3rem;
    background: none;
    border: none;
    cursor: pointer;
}

.navbar-burger span {
    display: block;
    width: 1.5rem;
    height: 2px;
    background-color: var(--text-primary);
    margin: 3px 0;
    transition: var(--transition-fast);
}

/* Hero Section */
.hero-section {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(52, 152, 219, 0.8), rgba(155, 89, 182, 0.8));
    z-index: 1;
}

.hero-body {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: var(--spacing-xxl) 0;
}

.hero-title {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    color: var(--text-white) !important;
    margin-bottom: var(--spacing-md);
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: var(--font-size-2xl);
    color: var(--text-white) !important;
    margin-bottom: var(--spacing-lg);
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-description {
    font-size: var(--font-size-lg);
    color: var(--text-white) !important;
    margin-bottom: var(--spacing-xl);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    flex-wrap: wrap;
}

.cta-button {
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(1); }
    50% { transform: scale(1.05); }
    100% { transform: scale(1); }
}

/* Section Styles */
.section {
    padding: var(--spacing-xxl) 0;
}

.section .title {
    text-align: center;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
    position: relative;
}

.section .title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--bg-gradient);
    border-radius: var(--radius-sm);
}

.section .subtitle {
    text-align: center;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-xl);
}

/* Card Styles */
.card {
    background-color: var(--bg-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    transition: all var(--transition-medium) var(--transition-cubic);
    display: flex;
    flex-direction: column;
    height: 100%;
}

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

.card-image {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    height: 250px;
}

.card-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.card:hover .card-image img {
    transform: scale(1.1);
}

.card-content {
    padding: var(--spacing-lg);
    flex: 1;
    display: flex;
    flex-direction: column;
    text-align: center;
}

.card-content .title {
    margin-bottom: var(--spacing-sm);
    text-align: center;
}

.card-content .title::after {
    display: none;
}

.card-content p {
    flex: 1;
    margin-bottom: var(--spacing-md);
}

/* Innovation Section */
.innovation-section {
    background-color: var(--bg-primary);
}

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

.icon-container {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 80px;
    height: 80px;
    background: var(--bg-gradient);
    border-radius: 50%;
    margin: 0 auto var(--spacing-md);
    transition: var(--transition-medium);
}

.icon-container .animated-icon {
    font-size: 2rem;
    color: var(--text-white);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-10px); }
}

.innovation-card:hover .icon-container {
    transform: scale(1.1);
}

/* Portfolio Section */
.portfolio-section {
    background-color: var(--bg-secondary);
}

.portfolio-card {
    position: relative;
    overflow: hidden;
}

.portfolio-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: var(--transition-medium);
    z-index: 1;
}

.portfolio-card:hover::before {
    opacity: 0.1;
}

.tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    margin-top: var(--spacing-md);
    justify-content: center;
}

.tag {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    font-size: var(--font-size-xs);
    font-weight: 600;
    color: var(--text-white);
}

.tag.is-primary { background-color: var(--primary-color); }
.tag.is-info { background-color: var(--accent-color); }
.tag.is-success { background-color: #27ae60; }
.tag.is-warning { background-color: #f39c12; }
.tag.is-danger { background-color: var(--secondary-color); }

/* Methodology Section */
.methodology-section {
    background-color: var(--bg-primary);
}

.methodology-item {
    text-align: center;
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    background-color: var(--bg-secondary);
    transition: var(--transition-medium);
    height: 100%;
}

.methodology-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

/* Statistics Section */
.statistics-section {
    background: linear-gradient(135deg, var(--dark-color), var(--dark-light));
    color: var(--text-white);
}

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

.stat-number {
    font-size: var(--font-size-5xl);
    font-weight: 700;
    font-family: var(--font-heading);
    color: var(--accent-color);
    margin-bottom: var(--spacing-sm);
    display: block;
}

.stat-title {
    font-size: var(--font-size-xl);
    margin-bottom: var(--spacing-sm);
    color: var(--text-white);
}

.counter {
    display: inline-block;
    font-weight: 700;
}

/* Process Section */
.process-section {
    background-color: var(--bg-primary);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-timeline::before {
    content: '';
    position: absolute;
    left: 50%;
    top: 0;
    bottom: 0;
    width: 4px;
    background: var(--bg-gradient);
    transform: translateX(-50%);
}

.timeline-item {
    position: relative;
    margin: var(--spacing-xl) 0;
    display: flex;
    align-items: center;
}

.timeline-item:nth-child(odd) {
    flex-direction: row-reverse;
}

.timeline-item:nth-child(odd) .timeline-content {
    text-align: right;
}

.timeline-marker {
    width: 60px;
    height: 60px;
    background: var(--bg-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 2;
    position: relative;
    margin: 0 var(--spacing-lg);
}

.timeline-marker .icon {
    font-size: 1.5rem;
    color: var(--text-white);
}

.timeline-content {
    flex: 1;
    background-color: var(--bg-secondary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    top: 50%;
    width: 0;
    height: 0;
    border: 15px solid transparent;
    transform: translateY(-50%);
}

.timeline-item:nth-child(odd) .timeline-content::before {
    left: -30px;
    border-right-color: var(--bg-secondary);
}

.timeline-item:nth-child(even) .timeline-content::before {
    right: -30px;
    border-left-color: var(--bg-secondary);
}

/* Instructors Section */
.instructors-section {
    background-color: var(--bg-secondary);
}

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

.instructor-card .card-image {
    height: 300px;
    border-radius: 50%;
    width: 200px;
    margin: 0 auto var(--spacing-md);
    overflow: hidden;
}

.instructor-card .card-image img {
    border-radius: 50%;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.social-links .icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    transition: var(--transition-fast);
}

.social-links .icon:hover {
    background-color: var(--primary-dark);
    transform: scale(1.1);
}

/* Blog Section */
.blog-section {
    background-color: var(--bg-primary);
}

.blog-card {
    overflow: hidden;
}

.blog-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-md);
    font-size: var(--font-size-sm);
    color: var(--text-light);
}

.icon-text {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
}

/* FAQ Section */
.faq-section {
    background-color: var(--bg-secondary);
}

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

.accordion-item {
    background-color: var(--bg-primary);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.accordion-header {
    padding: var(--spacing-lg);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition-fast);
}

.accordion-header:hover {
    background-color: var(--bg-secondary);
}

.accordion-title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    margin: 0;
    color: var(--text-primary);
}

.accordion-icon {
    font-size: var(--font-size-lg);
    color: var(--primary-color);
    transition: var(--transition-fast);
}

.accordion-item.active .accordion-icon {
    transform: rotate(180deg);
}

.accordion-content {
    padding: 0 var(--spacing-lg);
    max-height: 0;
    overflow: hidden;
    transition: all var(--transition-medium);
}

.accordion-item.active .accordion-content {
    padding: var(--spacing-lg);
    max-height: 200px;
}

/* Contact Section */
.contact-section {
    background-color: var(--bg-primary);
}

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

.field {
    margin-bottom: var(--spacing-lg);
}

.label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--text-primary);
}

.control {
    position: relative;
}

.input, .textarea {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    border: 2px solid var(--light-dark);
    border-radius: var(--radius-md);
    font-size: var(--font-size-base);
    transition: var(--transition-fast);
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.input:focus, .textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(52, 152, 219, 0.1);
}

.control.has-icons-left .input {
    padding-left: 2.5rem;
}

.control.has-icons-left .icon {
    position: absolute;
    left: var(--spacing-sm);
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-light);
}

.contact-info {
    padding: var(--spacing-lg);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

.contact-item .icon {
    width: 40px;
    height: 40px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-white);
    flex-shrink: 0;
}

/* Footer */
.footer {
    background-color: var(--dark-color);
    color: var(--text-white);
    padding: var(--spacing-xxl) 0 var(--spacing-lg);
}

.footer .title {
    color: var(--text-white);
    margin-bottom: var(--spacing-md);
}

.footer .title::after {
    display: none;
}

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a {
    color: var(--text-light);
    transition: var(--transition-fast);
}

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

.footer .social-links {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

.footer .social-links a {
    color: var(--text-light);
    font-weight: 500;
    transition: var(--transition-fast);
}

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

/* Resources Section */
.resources-section {
    background-color: var(--bg-secondary);
}

.resource-card {
    text-align: center;
    height: 100%;
}

.resource-card .card-content {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    height: 100%;
}

.resource-card .button {
    margin-top: auto;
}

/* Success Page */
.success-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-gradient);
    color: var(--text-white);
}

.success-content {
    text-align: center;
    padding: var(--spacing-xl);
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(10px);
}

.success-icon {
    font-size: 4rem;
    color: var(--accent-color);
    margin-bottom: var(--spacing-lg);
}

/* Privacy and Terms Pages */
.privacy-page, .terms-page {
    padding-top: 100px;
    min-height: 100vh;
    background-color: var(--bg-primary);
}

.privacy-content, .terms-content {
    max-width: 800px;
    margin: 0 auto;
    padding: var(--spacing-xl);
}

.privacy-content h1, .terms-content h1 {
    text-align: center;
    margin-bottom: var(--spacing-xl);
    color: var(--text-primary);
}

.privacy-content h2, .terms-content h2 {
    margin-top: var(--spacing-xl);
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

.privacy-content p, .terms-content p {
    margin-bottom: var(--spacing-md);
    color: var(--text-secondary);
}

/* Cookie Consent */
.cookie-consent {
    background-color: rgba(44, 62, 80, 0.95);
    color: var(--text-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-md) var(--radius-md) 0 0;
    box-shadow: var(--shadow-xl);
}

.cookie-consent p {
    margin-bottom: var(--spacing-md);
    color: var(--text-white);
}

.cookie-consent .button {
    margin-right: var(--spacing-sm);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .container {
        padding: 0 var(--spacing-md);
    }
    
    .hero-title {
        font-size: var(--font-size-4xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-xl);
    }
    
    .timeline-item {
        flex-direction: column !important;
    }
    
    .timeline-item .timeline-content {
        text-align: center !important;
    }
    
    .process-timeline::before {
        left: 30px;
    }
    
    .timeline-marker {
        margin: 0 var(--spacing-md) 0 0;
    }
    
    .timeline-content::before {
        display: none;
    }
}

@media (max-width: 768px) {
    .navbar-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background-color: var(--bg-primary);
        box-shadow: var(--shadow-md);
        opacity: 0;
        visibility: hidden;
        transform: translateY(-10px);
        transition: var(--transition-fast);
    }
    
    .navbar-menu.is-active {
        opacity: 1;
        visibility: visible;
        transform: translateY(0);
    }
    
    .navbar-burger {
        display: flex;
    }
    
    .navbar-item {
        display: block;
        padding: var(--spacing-md);
        border-bottom: 1px solid var(--light-dark);
    }
    
    .hero-title {
        font-size: var(--font-size-3xl);
    }
    
    .hero-subtitle {
        font-size: var(--font-size-lg);
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .hero-buttons .button {
        width: 100%;
        max-width: 300px;
    }
    
    .section {
        padding: var(--spacing-xl) 0;
    }
    
    .instructor-card .card-image {
        width: 150px;
        height: 150px;
    }
    
    .contact-form-container {
        padding: var(--spacing-lg);
    }
    
    .blog-meta {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-xs);
    }
    
    .timeline-marker {
        width: 40px;
        height: 40px;
    }
    
    .timeline-marker .icon {
        font-size: 1rem;
    }
}

@media (max-width: 480px) {
    :root {
        --font-size-5xl: 2rem;
        --font-size-4xl: 1.75rem;
        --font-size-3xl: 1.5rem;
        --font-size-2xl: 1.25rem;
    }
    
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-description {
        font-size: var(--font-size-base);
    }
    
    .card-content {
        padding: var(--spacing-md);
    }
    
    .contact-form-container {
        padding: var(--spacing-md);
    }
    
    .footer {
        padding: var(--spacing-xl) 0 var(--spacing-md);
    }
    
    .footer .columns {
        flex-direction: column;
    }
    
    .footer .column {
        margin-bottom: var(--spacing-lg);
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

@keyframes zoomIn {
    from {
        opacity: 0;
        transform: scale(0.5);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-0 { margin-bottom: 0; }
.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); }
.mb-6 { margin-bottom: var(--spacing-xxl); }

.has-text-centered { text-align: center; }
.has-text-white { color: var(--text-white); }
.has-text-primary { color: var(--primary-color); }
.has-text-secondary { color: var(--text-secondary); }

.is-hidden { display: none; }
.is-visible { display: block; }

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: var(--radius-sm);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Selection */
::selection {
    background-color: var(--primary-color);
    color: var(--text-white);
}

::-moz-selection {
    background-color: var(--primary-color);
    color: var(--text-white);
}

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

/* Print Styles */
@media print {
    .header, .footer, .hero-section {
        display: none;
    }
    
    .section {
        break-inside: avoid;
    }
    
    a::after {
        content: " (" attr(href) ")";
    }
}