/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 120px 0 var(--space-20);
}

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

.hero-shape {
    position: absolute;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--primary-100), var(--primary-200));
    opacity: 0.6;
}

.hero-shape.shape-1 {
    width: 600px;
    height: 600px;
    top: -300px;
    right: -200px;
    clip-path: polygon(30% 0%, 70% 0%, 100% 30%, 100% 70%, 70% 100%, 30% 100%, 0% 70%, 0% 30%);
}

.hero-shape.shape-2 {
    width: 400px;
    height: 400px;
    bottom: -200px;
    left: -100px;
    clip-path: circle(50%);
}

.hero-shape.shape-3 {
    width: 300px;
    height: 300px;
    top: 50%;
    left: 20%;
    clip-path: polygon(50% 0%, 0% 100%, 100% 100%);
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--primary-50);
    color: var(--primary-700);
    padding: var(--space-2) var(--space-4);
    border-radius: var(--radius-full);
    font-size: var(--font-sm);
    font-weight: 600;
    margin-bottom: var(--space-6);
    border: 1px solid var(--primary-200);
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 800;
    line-height: 1.1;
    margin-bottom: var(--space-6);
    color: var(--text-primary);
    letter-spacing: -0.02em;
}

.hero-description {
    font-size: var(--font-xl);
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    line-height: 1.7;
}

.hero-actions {
    display: flex;
    gap: var(--space-4);
    margin-bottom: var(--space-12);
    flex-wrap: wrap;
}

.hero-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-8);
}

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

.stat-number {
    font-size: var(--font-3xl);
    font-weight: 800;
    color: var(--primary-600);
    display: block;
    margin-bottom: var(--space-1);
}

.stat-label {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    font-weight: 500;
}

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-illustration {
    position: relative;
    width: 100%;
    max-width: 500px;
    height: 500px;
}

.floating-element {
    position: absolute;
    width: 60px;
    height: 60px;
    background: white;
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: var(--font-xl);
    color: var(--primary-600);
    box-shadow: var(--shadow-lg);
    animation: float 6s ease-in-out infinite;
    border: 1px solid var(--border-primary);
}

.element-1 {
    top: 10%;
    left: 10%;
    animation-delay: 0s;
}

.element-2 {
    top: 20%;
    right: 15%;
    animation-delay: 1s;
}

.element-3 {
    top: 60%;
    left: 5%;
    animation-delay: 2s;
}

.element-4 {
    bottom: 30%;
    right: 10%;
    animation-delay: 3s;
}

.element-5 {
    bottom: 10%;
    left: 20%;
    animation-delay: 4s;
}

.element-6 {
    top: 45%;
    right: 5%;
    animation-delay: 5s;
}

.main-illustration {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: 2;
}

.laptop-container {
    position: relative;
    width: 300px;
    height: 200px;
}

.laptop-screen {
    width: 280px;
    height: 180px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    border-radius: var(--radius-xl) var(--radius-xl) var(--radius-sm) var(--radius-sm);
    padding: var(--space-4);
    box-shadow: var(--shadow-xl);
    border: 2px solid var(--primary-800);
}

.screen-content {
    background: var(--primary-900);
    height: 100%;
    border-radius: var(--radius-lg);
    padding: var(--space-3);
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
}

.code-line {
    height: 8px;
    background: var(--primary-300);
    border-radius: var(--radius-sm);
    opacity: 0.8;
}

.code-line.short {
    width: 60%;
}

.code-line.medium {
    width: 80%;
}

.laptop-base {
    width: 320px;
    height: 20px;
    background: linear-gradient(135deg, var(--gray-300), var(--gray-400));
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    position: absolute;
    bottom: -10px;
    left: -10px;
    box-shadow: var(--shadow-lg);
}

.education-text {
    position: absolute;
    bottom: -60px;
    left: 50%;
    transform: translateX(-50%);
    font-size: var(--font-xl);
    font-weight: 800;
    color: var(--primary-600);
    letter-spacing: 0.2em;
}

.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-arrow {
    width: 40px;
    height: 40px;
    border: 2px solid var(--primary-600);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-600);
    cursor: pointer;
    transition: all var(--transition-base);
}

.scroll-arrow:hover {
    background: var(--primary-600);
    color: white;
    transform: scale(1.1);
}

/* Programs Section */
.programs {
    background: var(--bg-secondary);
}

.programs-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--space-8);
}

.program-card {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-8);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--border-primary);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-600), var(--primary-700));
}

.program-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-2xl);
    border-color: var(--primary-200);
}

.program-card.featured {
    border-color: var(--primary-300);
    box-shadow: var(--shadow-xl);
}

.featured-badge {
    position: absolute;
    top: var(--space-4);
    right: var(--space-4);
    background: var(--primary-600);
    color: white;
    padding: var(--space-1) var(--space-3);
    border-radius: var(--radius-full);
    font-size: var(--font-xs);
    font-weight: 600;
}

.program-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    border-radius: var(--radius-2xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-2xl);
    margin-bottom: var(--space-6);
    box-shadow: var(--shadow-lg);
    transition: all var(--transition-base);
}

.program-card:hover .program-icon {
    transform: scale(1.1) rotate(5deg);
}

.program-title {
    font-size: var(--font-2xl);
    font-weight: 700;
    margin-bottom: var(--space-4);
    color: var(--text-primary);
}

.program-description {
    color: var(--text-secondary);
    margin-bottom: var(--space-6);
    line-height: 1.7;
}

.program-features {
    margin-bottom: var(--space-6);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-3);
}

.feature-item i {
    color: var(--primary-600);
    font-size: var(--font-sm);
}

.feature-item span {
    color: var(--text-secondary);
    font-size: var(--font-sm);
    font-weight: 500;
}

.program-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    color: var(--primary-600);
    text-decoration: none;
    font-weight: 600;
    transition: all var(--transition-base);
}

.program-link:hover {
    color: var(--primary-700);
    transform: translateX(4px);
}

/* Features Section */
.features {
    background: var(--bg-primary);
}

.features-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-16);
    align-items: center;
}

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

.features-text .section-header {
    text-align: left;
    margin-bottom: var(--space-8);
}

.features-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.features-list .feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-4);
    padding: var(--space-6);
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-primary);
    transition: all var(--transition-base);
}

.features-list .feature-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-200);
}

.features-list .feature-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, aqua, var(--gray-900));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-primary);
    font-size: var(--font-lg);
    flex-shrink: 0;
}

.feature-content h4 {
    font-size: var(--font-lg);
    font-weight: 700;
    margin-bottom: var(--space-2);
    color: var(--text-primary);
}

.feature-content p {
    color: var(--text-secondary);
    line-height: 1.6;
}

.features-visual {
    position: relative;
}

.visual-container {
    position: relative;
    height: 500px;
}

.visual-card {
    position: absolute;
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-6);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
    display: flex;
    align-items: center;
    gap: var(--space-4);
    min-width: 250px;
}

.visual-card.card-1 {
    top: 0;
    left: 0;
    animation: float 6s ease-in-out infinite;
}

.visual-card.card-2 {
    top: 150px;
    right: 0;
    animation: float 6s ease-in-out infinite 2s;
}

.visual-card.card-3 {
    bottom: 0;
    left: 50px;
    animation: float 6s ease-in-out infinite 4s;
}

.visual-card .card-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: var(--font-lg);
}

.card-content h5 {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.card-content p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
}

/* Testimonials Section */
.testimonials {
    background: var(--bg-secondary);
}

.testimonials-slider {
    position: relative;
    max-width: 900px;
    margin: 0 auto var(--space-8);
}

.testimonial-card {
    display: none;
    opacity: 0;
    transition: opacity var(--transition-slow);
}

.testimonial-card.active {
    display: block;
    opacity: 1;
}

.testimonial-content {
    background: var(--bg-primary);
    border-radius: var(--radius-2xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-xl);
    border: 1px solid var(--border-primary);
    text-align: center;
    position: relative;
}

.quote-icon {
    position: absolute;
    top: var(--space-6);
    left: var(--space-6);
    width: 40px;
    height: 40px;
    background: var(--primary-100);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-600);
    font-size: var(--font-lg);
}

.testimonial-text {
    font-size: var(--font-xl);
    line-height: 1.8;
    color: var(--text-secondary);
    margin-bottom: var(--space-8);
    font-style: italic;
}

.testimonial-author {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-4);
}

.author-avatar {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    overflow: hidden;
    border: 3px solid var(--primary-200);
}

.author-avatar img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.author-info h4 {
    font-size: var(--font-lg);
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: var(--space-1);
}

.author-info p {
    font-size: var(--font-sm);
    color: var(--text-secondary);
    margin-bottom: var(--space-2);
}

.rating {
    display: flex;
    gap: var(--space-1);
}

.rating i {
    color: #fbbf24;
    font-size: var(--font-sm);
}

.testimonials-controls {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-6);
}

.testimonial-btn {
    width: 50px;
    height: 50px;
    border: 1px solid var(--border-primary);
    background: var(--bg-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--text-secondary);
}

.testimonial-btn:hover {
    background: var(--primary-600);
    color: white;
    border-color: var(--primary-600);
    transform: scale(1.1);
}

.testimonials-dots {
    display: flex;
    gap: var(--space-2);
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background: var(--border-secondary);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
}

.dot.active {
    background: var(--primary-600);
    transform: scale(1.3);
}

/* CTA Section */
.cta {
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
}

.cta-content {
    text-align: center;
    max-width: 800px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin-bottom: var(--space-4);
    line-height: 1.2;
}

.cta-description {
    font-size: var(--font-xl);
    margin-bottom: var(--space-8);
    opacity: 0.9;
    line-height: 1.7;
}

.cta-actions {
    display: flex;
    gap: var(--space-4);
    justify-content: center;
    flex-wrap: wrap;
}

.cta .btn-primary {
    background: white;
    color: var(--primary-600);
}

.cta .btn-primary:hover {
    background: var(--gray-100);
    color: var(--primary-700);
}

.cta .btn-secondary {
    background: transparent;
    color: white;
    border-color: rgba(255, 255, 255, 0.3);
}

.cta .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

/* Responsive Design */
@media (max-width: 1024px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
        text-align: center;
    }

    .hero-visual {
        order: -1;
    }

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }

    .features-content {
        grid-template-columns: 1fr;
        gap: var(--space-12);
    }

    .features-text .section-header {
        text-align: center;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 var(--space-16);
    }

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

    .hero-stats {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-4);
    }

    .programs-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .visual-container {
        height: 400px;
    }

    .visual-card {
        min-width: 200px;
        padding: var(--space-4);
    }

    .testimonial-content {
        padding: var(--space-6);
    }

    .testimonials-controls {
        flex-direction: column;
        gap: var(--space-4);
    }

    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
}

@media (max-width: 480px) {
    .hero-stats {
        grid-template-columns: 1fr;
        gap: var(--space-4);
    }

    .hero-illustration {
        max-width: 350px;
        height: 350px;
    }

    .floating-element {
        width: 50px;
        height: 50px;
        font-size: var(--font-lg);
    }

    .laptop-container {
        width: 250px;
        height: 160px;
    }

    .laptop-screen {
        width: 230px;
        height: 140px;
    }

    .program-card {
        padding: var(--space-6);
    }

    .features-list .feature-item {
        padding: var(--space-4);
        flex-direction: column;
        text-align: center;
    }

    .visual-card {
        min-width: 180px;
        padding: var(--space-3);
        flex-direction: column;
        text-align: center;
    }

    .testimonial-text {
        font-size: var(--font-lg);
    }

    .testimonial-author {
        flex-direction: column;
        gap: var(--space-3);
    }
}