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

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    line-height: 1.6;
    color: #1f2937;
    background-color: #ffffff;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3.5rem;
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    text-decoration: none;
    font-weight: 600;
    text-align: center;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 16px;
}

.btn-primary {
    background-color: #6366f1;
    color: white;
}

.btn-primary:hover {
    background-color: #4f46e5;
    transform: translateY(-2px);
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
}

.btn-secondary:hover {
    background-color: #4b5563;
}

.btn-outline {
    background-color: transparent;
    color: #6366f1;
    border: 2px solid #6366f1;
}

.btn-outline:hover {
    background-color: #6366f1;
    color: white;
}

.btn-lg {
    padding: 16px 32px;
    font-size: 18px;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
}

.nav {
    padding: 1rem 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    text-decoration: none;
    color: #1f2937;
    font-weight: 700;
    font-size: 1.5rem;
}

.nav-logo svg {
    margin-right: 0.5rem;
}

.logo-svg {
    fill: #6366f1;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-link {
    text-decoration: none;
    color: #4b5563;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover,
.nav-link.active {
    color: #6366f1;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    cursor: pointer;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background-color: #1f2937;
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    position: relative;
    height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
}

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

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: white;
}

.hero-title {
    font-size: 4rem;
    margin-bottom: 1.5rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
}

.hero-subtitle {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

/* Sections */
.section {
    padding: 80px 0;
}

.section:nth-child(even) {
    background-color: #f8fafc;
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-icon {
    fill: #6366f1;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin-bottom: 0.5rem;
}

.section-header p {
    color: #6b7280;
    font-size: 1.125rem;
}

/* About Section */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h3 {
    margin-bottom: 1.5rem;
    color: #1f2937;
}

.about-text p {
    color: #4b5563;
    margin-bottom: 1.5rem;
}

.about-stats {
    display: flex;
    gap: 2rem;
    margin-top: 2rem;
}

.stat {
    display: flex;
    flex-direction: column;
    text-align: center;
}

.stat-number {
    font-size: 2rem;
    font-weight: 700;
    color: #6366f1;
}

.stat-label {
    color: #6b7280;
    font-size: 0.875rem;
}

.about-visual {
    display: flex;
    justify-content: center;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 8px 30px rgba(0, 0, 0, 0.15);
}

.service-card.featured {
    border: 2px solid #6366f1;
    transform: scale(1.05);
}

.featured-badge {
    position: absolute;
    top: -10px;
    left: 50%;
    transform: translateX(-50%);
    background-color: #6366f1;
    color: white;
    padding: 4px 16px;
    border-radius: 20px;
    font-size: 0.875rem;
    font-weight: 600;
}

.service-icon {
    fill: #6366f1;
    margin-bottom: 1rem;
}

.service-card h3 {
    margin-bottom: 1rem;
}

.service-card p {
    color: #6b7280;
    margin-bottom: 1.5rem;
}

.service-card ul {
    list-style: none;
    margin-bottom: 1.5rem;
    text-align: left;
}

.service-card li {
    padding: 0.25rem 0;
    color: #4b5563;
}

.service-card li:before {
    content: "✓";
    color: #10b981;
    font-weight: bold;
    margin-right: 8px;
}

.service-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #6366f1;
}

/* Instructors Section */
.instructors-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.instructor-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
}

.instructor-avatar {
    margin-bottom: 1rem;
}

.instructor-title {
    color: #6366f1;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.instructor-card p {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
}

.testimonial-stars {
    display: flex;
    gap: 0.25rem;
    margin-bottom: 1rem;
    color: #fbbf24;
}

.testimonial-card p {
    color: #4b5563;
    font-style: italic;
    margin-bottom: 1.5rem;
}

.testimonial-author strong {
    color: #1f2937;
    display: block;
}

.testimonial-author span {
    color: #6b7280;
    font-size: 0.875rem;
}

/* Blog Preview Section */
.blog-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-bottom: 3rem;
}

.blog-card {
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    overflow: hidden;
    transition: transform 0.3s ease;
}

.blog-card:hover {
    transform: translateY(-5px);
}

.blog-image {
    height: 200px;
    overflow: hidden;
}

.blog-content {
    padding: 1.5rem;
}

.blog-content h3 {
    margin-bottom: 0.5rem;
}

.blog-content h3 a {
    text-decoration: none;
    color: #1f2937;
    transition: color 0.3s ease;
}

.blog-content h3 a:hover {
    color: #6366f1;
}

.blog-content p {
    color: #6b7280;
    margin-bottom: 1rem;
}

.blog-meta {
    display: flex;
    gap: 1rem;
    color: #9ca3af;
    font-size: 0.875rem;
}

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

/* CTA Section */
.cta {
    background: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    color: white;
}

.cta .container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.cta-content h2 {
    margin-bottom: 1rem;
}

.cta-content p {
    margin-bottom: 2rem;
    opacity: 0.9;
}

.cta-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

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

.cta .btn-outline:hover {
    background-color: white;
    color: #6366f1;
}

/* Footer */
.footer {
    background-color: #1f2937;
    color: white;
    padding: 3rem 0 1rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    margin-bottom: 1rem;
    font-weight: 700;
    font-size: 1.5rem;
}

.footer-logo svg {
    margin-right: 0.5rem;
    fill: #6366f1;
}

.footer-section p {
    color: #d1d5db;
    margin-bottom: 1.5rem;
}

.footer-section h3 {
    margin-bottom: 1rem;
    color: white;
}

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

.footer-section li {
    margin-bottom: 0.5rem;
}

.footer-section a {
    color: #d1d5db;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #6366f1;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background-color: #374151;
    transition: background-color 0.3s ease;
}

.social-links a:hover {
    background-color: #6366f1;
}

.social-links svg {
    fill: currentColor;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.contact-item svg {
    fill: #6366f1;
    margin-top: 0.125rem;
    flex-shrink: 0;
}

.footer-bottom {
    border-top: 1px solid #374151;
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    color: #d1d5db;
    text-decoration: none;
    font-size: 0.875rem;
}

.footer-legal a:hover {
    color: #6366f1;
}

.footer-bottom p {
    color: #9ca3af;
    margin: 0;
    font-size: 0.875rem;
}

/* Cookie Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: #1f2937;
    color: white;
    padding: 1.5rem;
    z-index: 1001;
    box-shadow: 0 -2px 20px rgba(0, 0, 0, 0.1);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

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

.cookie-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 2rem;
    flex-wrap: wrap;
}

.cookie-text h3 {
    margin-bottom: 0.5rem;
    font-size: 1.25rem;
}

.cookie-text p {
    margin: 0;
    color: #d1d5db;
}

.cookie-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.cookie-buttons .btn {
    padding: 8px 16px;
    font-size: 14px;
}

/* Cookie Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1002;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 2rem;
}

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

.cookie-modal-content {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    max-width: 500px;
    width: 100%;
}

.cookie-modal-content h3 {
    margin-bottom: 1.5rem;
}

.cookie-option {
    margin-bottom: 1rem;
    padding: 1rem;
    border: 1px solid #e5e7eb;
    border-radius: 8px;
}

.cookie-option label {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    cursor: pointer;
}

.cookie-option input[type="checkbox"] {
    margin-top: 0.125rem;
}

.cookie-option span {
    color: #6b7280;
    font-size: 0.875rem;
}

.cookie-modal-buttons {
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
    margin-top: 2rem;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 100%;
        left: 0;
        right: 0;
        background-color: white;
        flex-direction: column;
        padding: 2rem;
        box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
        transform: translateY(-100%);
        transition: transform 0.3s ease;
        opacity: 0;
        visibility: hidden;
    }

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

    .nav-toggle {
        display: flex;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }

    .about-grid,
    .cta .container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

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

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }

    .section {
        padding: 60px 0;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .btn-lg {
        padding: 12px 24px;
        font-size: 16px;
    }
}