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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

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

/* Navigation */
nav {
    padding: 1rem 0;
    position: absolute;
    width: 100%;
    top: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo h2 {
    color: #fff;
    font-weight: 700;
    font-size: 1.8rem;
}

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

.nav-links a {
    color: #fff;
    text-decoration: none;
    font-weight: 400;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: #00d4ff;
}

.cta-button {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    font-weight: 600;
    transition: transform 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    color: #fff !important;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="20" cy="20" r="1" fill="%2300d4ff" opacity="0.1"/><circle cx="80" cy="40" r="1" fill="%2300d4ff" opacity="0.1"/><circle cx="40" cy="80" r="1" fill="%2300d4ff" opacity="0.1"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 3.5rem;
    font-weight: 700;
    color: #fff;
    margin-bottom: 1.5rem;
    line-height: 1.2;
}

.highlight {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: #e3f2fd;
    margin-bottom: 2rem;
    line-height: 1.6;
}

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

.btn-primary {
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    color: #fff;
    border: none;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(0, 212, 255, 0.4);
}

.btn-secondary {
    background: transparent;
    color: #fff;
    border: 2px solid #00d4ff;
    padding: 1rem 2rem;
    border-radius: 30px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-secondary:hover {
    background: #00d4ff;
    transform: translateY(-3px);
}

.placeholder-image {
    background: linear-gradient(135deg, rgba(0,212,255,0.1), rgba(0,153,204,0.05));
    border-radius: 20px;
    padding: 3rem;
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(0,212,255,0.2);
}

.image-content h3 {
    color: #fff;
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.image-content p {
    color: #e3f2fd;
    font-size: 1rem;
}

/* Features Section */
.features {
    padding: 5rem 0;
    background: #f8fafb;
}

.features h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

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

.feature-card {
    background: #fff;
    padding: 2.5rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border-top: 4px solid #00d4ff;
}

.feature-card:hover {
    transform: translateY(-10px);
}

.feature-icon {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #2c3e50;
}

.feature-card p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* Program Section */
.program {
    padding: 5rem 0;
    background: #fff;
}

.program h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

.program-list {
    display: grid;
    gap: 1.5rem;
    max-width: 800px;
    margin: 0 auto;
}

.program-item {
    background: linear-gradient(135deg, #f8fafb, #e3f2fd);
    padding: 2rem;
    border-radius: 15px;
    border-left: 5px solid #00d4ff;
    transition: transform 0.3s ease;
}

.program-item:hover {
    transform: translateX(10px);
}

.week {
    background: #00d4ff;
    color: #fff;
    padding: 0.3rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
}

.program-item h3 {
    margin: 1rem 0 0.5rem 0;
    color: #2c3e50;
    font-size: 1.3rem;
}

.program-item p {
    color: #7f8c8d;
}

/* Testimonials */
.testimonials {
    padding: 5rem 0;
    background: #f8fafb;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

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

.testimonial-card {
    background: #fff;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 25px rgba(0,0,0,0.1);
    text-align: center;
}

.testimonial-card .stars {
    font-size: 3rem;
    margin-bottom: 1rem;
}

.testimonial-card h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.testimonial-card p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* Process Section */
.process-section {
    padding: 5rem 0;
    background: #fff;
}

.process-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #2c3e50;
}

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

.process-step {
    text-align: center;
    padding: 2rem;
}

.step-number {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #00d4ff, #0099cc);
    color: #fff;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto 1rem auto;
}

.process-step h3 {
    color: #2c3e50;
    margin-bottom: 1rem;
    font-size: 1.2rem;
}

.process-step p {
    color: #7f8c8d;
    line-height: 1.6;
}

/* CTA Section */
.cta-section {
    padding: 5rem 0;
    background: linear-gradient(135deg, #1a1a2e 0%, #16213e 50%, #0f3460 100%);
    text-align: center;
    color: #fff;
}

.cta-section h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.cta-section > p {
    font-size: 1.2rem;
    margin-bottom: 3rem;
    opacity: 0.9;
}

.price {
    margin-bottom: 2rem;
}

.new-price {
    font-size: 3rem;
    font-weight: 700;
    color: #00d4ff;
    display: block;
    margin: 0.5rem 0;
}

.discount {
    background: #ff5722;
    padding: 0.5rem 1rem;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 600;
    display: inline-block;
    margin-top: 0.5rem;
}

.btn-primary.large {
    font-size: 1.3rem;
    padding: 1.2rem 3rem;
    margin: 1rem 0;
}

.guarantee {
    font-size: 0.9rem;
    opacity: 0.8;
    margin-top: 1rem;
}

/* Footer */
footer {
    background: #2c3e50;
    color: #fff;
    padding: 3rem 0 1rem 0;
}

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

.footer-section h3,
.footer-section h4 {
    color: #00d4ff;
    margin-bottom: 1rem;
}

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

.footer-section ul li {
    margin-bottom: 0.5rem;
    color: #bdc3c7;
}

.footer-bottom {
    border-top: 1px solid #34495e;
    padding-top: 1rem;
    text-align: center;
    color: #bdc3c7;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-content {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .nav-links {
        display: none;
    }
    
    .features-grid,
    .testimonials-grid,
    .process-grid {
        grid-template-columns: 1fr;
    }
    
    .new-price {
        font-size: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
}

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

.hero-text,
.hero-image {
    animation: fadeInUp 0.8s ease-out;
}

.feature-card,
.testimonial-card,
.program-item,
.process-step {
    animation: fadeInUp 0.6s ease-out;
}

/* Hover effects */
.feature-card:hover,
.testimonial-card:hover {
    box-shadow: 0 15px 35px rgba(0, 212, 255, 0.2);
}

.step-number:hover {
    transform: scale(1.1);
    transition: transform 0.3s ease;
}