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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #fff;
}

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

/* Cookie Consent */
.cookie-consent {
    position: fixed;
    bottom: 20px;
    left: 20px;
    background: white;
    padding: 25px;
    border-radius: 12px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.15);
    max-width: 400px;
    z-index: 1000;
    transform: translateY(100px);
    opacity: 0;
    transition: all 0.3s ease;
}

.cookie-consent.show {
    transform: translateY(0);
    opacity: 1;
}

.cookie-content {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.cookie-icon {
    font-size: 32px;
    text-align: center;
}

.cookie-text h3 {
    font-size: 18px;
    font-weight: 600;
    margin-bottom: 8px;
    color: #333;
}

.cookie-text p {
    font-size: 14px;
    color: #666;
    line-height: 1.4;
}

.cookie-actions {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.btn-accept, .btn-refuse {
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-size: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.btn-accept {
    background: #F4D03F;
    color: #333;
}

.btn-accept:hover {
    background: #F7DC6F;
}

.btn-refuse {
    background: transparent;
    color: #666;
    border: 1px solid #ddd;
}

.btn-refuse:hover {
    background: #f8f9fa;
}

/* Header */
.header {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 999;
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo span {
    font-size: 1.8rem;
    font-weight: 700;
    color: #4ECDC4;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-menu a {
    text-decoration: none;
    color: #333;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #4ECDC4;
}

.nav-burger {
    display: none;
    flex-direction: column;
    cursor: pointer;
    gap: 4px;
}

.nav-burger span {
    width: 25px;
    height: 3px;
    background: #333;
    transition: 0.3s;
}

.nav-burger.active span:nth-child(1) {
    transform: rotate(-45deg) translate(-5px, 6px);
}

.nav-burger.active span:nth-child(2) {
    opacity: 0;
}

.nav-burger.active span:nth-child(3) {
    transform: rotate(45deg) translate(-5px, -6px);
}

/* Hero Section */
.hero {
    padding: 120px 0 80px;
    background: url(./img/i1.png) no-repeat center/cover;
    display: flex;
    align-items: center;
    min-height: 70vh;
}

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

.hero-content h1 {
    font-size: 3.5rem;
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    color: #333;
}

.hero-content .highlight {
    color: #4ECDC4;
}

.hero-content p {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.6;
}

.btn-cta {
    background: #F4D03F;
    color: #333;
    padding: 15px 30px;
    border: none;
    border-radius: 50px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-cta:hover {
    background: #F7DC6F;
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(244, 208, 63, 0.4);
}

.hero-placeholder {
    width: 100%;
    height: 400px;
    background: linear-gradient(45deg, #4ECDC4, #45B7B8);
    border-radius: 20px;
    position: relative;
    overflow: hidden;
}

.hero-placeholder::after {
    content: '📊';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 4rem;
    opacity: 0.3;
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.about-text p {
    margin-bottom: 1.5rem;
    color: #666;
    font-size: 1.1rem;
}

.about-features {
    list-style: none;
    margin-top: 2rem;
}

.about-features li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 2rem;
}

.about-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: #4ECDC4;
    font-weight: bold;
}

.about-placeholder {
    width: 100%;
    height: 300px;
    background: linear-gradient(45deg, #FEF9E7, #F4D03F);
    border-radius: 15px;
    position: relative;
}

.about-placeholder::after {
    content: '👤';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 3rem;
    opacity: 0.5;
}

/* Courses Section */
.courses {
    padding: 80px 0;
    background: #FEF9E7;
}

.courses h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.courses-subtitle {
    text-align: center;
    color: #666;
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

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

.course-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    text-align: center;
    transition: transform 0.3s ease;
}

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

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

.course-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.course-card p {
    color: #666;
    margin-bottom: 1.5rem;
}

.course-card ul {
    list-style: none;
    text-align: left;
}

.course-card li {
    padding: 0.5rem 0;
    color: #666;
    position: relative;
    padding-left: 1.5rem;
}

.course-card li::before {
    content: '•';
    position: absolute;
    left: 0;
    color: #4ECDC4;
    font-weight: bold;
}

/* Why Choose Section */
.why-choose {
    padding: 80px 0;
    background: white;
}

.why-choose h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.feature-card {
    text-align: center;
    padding: 2rem;
}

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

.feature-card h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.feature-card p {
    color: #666;
    line-height: 1.6;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: #F8F9FA;
}

.testimonials h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(45deg, #4ECDC4, #45B7B8);
}

.testimonial-info h4 {
    font-size: 1.1rem;
    color: #333;
}

.testimonial-info span {
    color: #666;
    font-size: 0.9rem;
}

.testimonial-card p {
    color: #666;
    margin-bottom: 1rem;
    line-height: 1.6;
}

.testimonial-rating {
    color: #F4D03F;
    font-size: 1.2rem;
}

/* FAQ Section */
.faq {
    padding: 80px 0;
    background: white;
}

.faq h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

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

.faq-item {
    border-bottom: 1px solid #eee;
    padding: 2rem 0;
}

.faq-item:last-child {
    border-bottom: none;
}

.faq-item h3 {
    font-size: 1.3rem;
    margin-bottom: 1rem;
    color: #333;
}

.faq-item p {
    color: #666;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: #FEF9E7;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: #333;
}

.contact > .container > p {
    text-align: center;
    color: #666;
    margin-bottom: 3rem;
}

.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    border: 2px solid #eee;
    border-radius: 10px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #4ECDC4;
}

.btn-submit {
    width: 100%;
    background: #4ECDC4;
    color: white;
    padding: 15px;
    border: none;
    border-radius: 10px;
    font-size: 1.1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-submit:hover {
    background: #45B7B8;
    transform: translateY(-2px);
}

/* Footer */
.footer {
    background: #2C3E50;
    color: white;
    padding: 50px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    margin-bottom: 1rem;
    color: #4ECDC4;
}

.footer-section p,
.footer-section li {
    color: #BDC3C7;
    margin-bottom: 0.5rem;
}

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

.footer-section a {
    color: #BDC3C7;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section a:hover {
    color: #4ECDC4;
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: #34495E;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    transition: background 0.3s ease;
}

.social-links a:hover {
    background: #4ECDC4;
}

.footer-bottom {
    text-align: center;
    padding-top: 2rem;
    border-top: 1px solid #34495E;
    color: #BDC3C7;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .nav-burger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-menu li {
        margin: 1rem 0;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content h1 {
        font-size: 2.5rem;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
    
    .courses-grid,
    .features-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .cookie-consent {
        left: 10px;
        right: 10px;
        max-width: none;
    }
    
    section {
        padding: 60px 0;
    }
    
    h2 {
        font-size: 2rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-content h1 {
        font-size: 1.8rem;
    }
    
    .course-card,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .cookie-actions {
        flex-direction: column;
    }
}