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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8fafc;
}

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

/* Header */
.header {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0,0,0,0.1);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 2rem;
    max-width: 1200px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: 700;
    gap: 0.5rem;
}

.nav-brand i {
    font-size: 2rem;
    color: #ffd700;
}

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

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

.nav-menu a:hover {
    color: #ffd700;
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    display: flex;
    align-items: center;
    min-height: 100vh;
}

.hero-content {
    flex: 1;
    max-width: 600px;
    padding: 0 2rem;
}

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

.hero p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

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

.hero-image {
    flex: 1;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 2rem;
}

.crypto-animation {
    position: relative;
    width: 300px;
    height: 300px;
}

.crypto-animation i {
    position: absolute;
    font-size: 4rem;
    color: #ffd700;
    animation: float 3s ease-in-out infinite;
}

.crypto-animation i:nth-child(1) {
    top: 20%;
    left: 20%;
    animation-delay: 0s;
}

.crypto-animation i:nth-child(2) {
    top: 20%;
    right: 20%;
    animation-delay: 1s;
}

.crypto-animation i:nth-child(3) {
    bottom: 20%;
    left: 50%;
    transform: translateX(-50%);
    animation-delay: 2s;
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

/* Buttons */
.btn {
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-decoration: none;
    display: inline-block;
    text-align: center;
}

.btn-primary {
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #333;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 215, 0, 0.3);
}

.btn-secondary {
    background: transparent;
    color: white;
    border: 2px solid white;
}

.btn-secondary:hover {
    background: white;
    color: #667eea;
}

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

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

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 3rem;
}

.courses-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.course-card {
    background: white;
    border-radius: 16px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    border: 1px solid #e2e8f0;
}

.course-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.course-card.featured {
    border: 2px solid #ffd700;
    transform: scale(1.05);
}

.course-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: linear-gradient(135deg, #ffd700, #ffed4e);
    color: #333;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.course-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.course-icon i {
    font-size: 1.5rem;
    color: white;
}

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

.course-card p {
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.course-features {
    list-style: none;
    margin-bottom: 2rem;
}

.course-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #666;
}

.course-features i {
    color: #10b981;
    font-size: 0.9rem;
}

.course-price {
    font-size: 2rem;
    font-weight: 700;
    color: #667eea;
    margin-bottom: 1.5rem;
}

/* About Section */
.about {
    padding: 80px 0;
    background: #f8fafc;
}

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

.about h2 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    color: #333;
}

.about p {
    font-size: 1.1rem;
    color: #666;
    margin-bottom: 2rem;
    line-height: 1.7;
}

.stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.stat {
    text-align: center;
    padding: 1.5rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.stat h3 {
    font-size: 2rem;
    color: #667eea;
    margin-bottom: 0.5rem;
}

.stat p {
    color: #666;
    font-weight: 500;
}

.instructors h3 {
    font-size: 1.8rem;
    margin-bottom: 2rem;
    color: #333;
}

.instructor {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding: 1rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.08);
}

.instructor-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.instructor-info h4 {
    color: #333;
    margin-bottom: 0.25rem;
}

.instructor-info p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: 0.1rem;
}

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

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

.contact-content {
    display: flex;
    justify-content: center;
    align-items: flex-start;
    gap: 4rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 12px;
}

.contact-item i {
    font-size: 1.5rem;
    color: #667eea;
    width: 40px;
    text-align: center;
}

.contact-item h4 {
    color: #333;
    margin-bottom: 0.25rem;
}

.contact-item p {
    color: #666;
}

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

.contact-form input,
.contact-form textarea {
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: #667eea;
}

.contact-form textarea {
    resize: vertical;
    min-height: 120px;
}

.terms-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.5rem;
    margin-top: 1rem;
}

.terms-checkbox input[type="checkbox"] {
    margin-top: 5px;
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.terms-checkbox label {
    font-size: 0.9rem;
    color: #666;
    line-height: 1.4;
    cursor: pointer;
}

.terms-checkbox label a {
    color: #667eea;
    text-decoration: none;
    transition: color 0.3s ease;
}

.terms-checkbox label a:hover {
    color: #764ba2;
    text-decoration: underline;
}

/* Footer */
.footer {
    background: #1a202c;
    color: white;
    padding: 2rem 0;
}

/* Modal Styles */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.787);
    backdrop-filter: blur(5px);
    z-index: 10000;
    justify-content: center;
    align-items: center;
}
.modal h2{
    color: #eef2ff;
    font-size: 1.5rem;
}

.modal p{
    color: #eef2ff;
    font-size: 1rem;
}
/* Journey Section */
.journey {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #eef2ff 100%);
}

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

.journey-timeline {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

.journey-timeline::before {
    content: '';
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: linear-gradient(to bottom, #667eea, #764ba2);
    transform: translateX(-50%);
}

.journey-step {
    padding: 1rem 2rem;
    width: 50%;
    opacity: 0.3;
    transition: opacity 1s ease;
}

.journey-step.visible {
    opacity: 1;
}

.journey-step.left {
    left: 0;
    padding-right: 3rem;
    text-align: right;
}

.journey-step.right {
    left: 50%;
    padding-left: 3rem;
    text-align: left;
}

.journey-step.left .journey-content {
    position: relative;
    right: -30px;
    animation: slideFromLeft 0.8s ease-out forwards;
}

.journey-step.right .journey-content {
    position: relative;
    left: -30px;
    animation: slideFromRight 0.8s ease-out forwards;
}

.journey-icon {
    position: absolute;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.8rem;
    box-shadow: 0 0 0 8px rgba(102, 126, 234, 0.2);
    z-index: 2;
}

.journey-step.left .journey-icon {
    right: -30px;
    top: 40px;
}

.journey-step.right .journey-icon {
    left: -30px;
    top: 40px;
}

.journey-content {
    background: white;
    border-radius: 12px;
    padding: 1.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    opacity: 0;
}

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

.journey-content p {
    font-size: 1rem;
    color: #666;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.journey-details {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.journey-duration, .journey-intensity {
    font-size: 0.85rem;
    padding: 0.3rem 0.8rem;
    border-radius: 20px;
    background: #eef2ff;
    color: #667eea;
    font-weight: 500;
}

.journey-cta {
    text-align: center;
    margin-top: 3rem;
    padding: 2rem;
    background: rgba(255, 255, 255, 0.8);
    border-radius: 16px;
    box-shadow: 0 10px 30px rgba(102, 126, 234, 0.1);
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 1s ease, transform 1s ease;
}

.journey-cta.visible {
    opacity: 1;
    transform: translateY(0);
}

.journey-cta h3 {
    font-size: 1.8rem;
    color: #333;
    margin-bottom: 1.5rem;
}

.journey-btn {
    padding: 14px 30px;
    font-size: 1.1rem;
    box-shadow: 0 10px 30px rgba(255, 215, 0, 0.4);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.journey-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 40px rgba(255, 215, 0, 0.5);
}

/* Purchase Modal Styles */
.purchase-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.purchase-form input,
.purchase-form textarea {
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 1rem;
    transition: border-color 0.3s ease;
    font-family: inherit;
}

.purchase-form input:focus,
.purchase-form textarea:focus {
    outline: none;
    border-color: #667eea;
}

.purchase-form textarea {
    resize: vertical;
    min-height: 120px;
}

@keyframes slideFromLeft {
    to {
        opacity: 1;
        right: 0;
    }
}

@keyframes slideFromRight {
    to {
        opacity: 1;
        left: 0;
    }
}

@keyframes modalFadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .hero {
        flex-direction: column;
        text-align: center;
        padding: 100px 0 60px;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .about-content,
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .stats {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        text-align: center;
    }
    
    .courses-grid {
        grid-template-columns: 1fr;
    }
    
    .course-card.featured {
        transform: none;
    }

    .journey-timeline::before {
        left: 30px;
    }
    
    .journey-step {
        width: 100%;
        padding-left: 3rem;
        padding-right: 1rem;
        text-align: left;
    }
    
    .journey-step.left, .journey-step.right {
        left: 0;
        padding-left: 3rem;
    }
    
    .journey-step.left .journey-icon, .journey-step.right .journey-icon {
        left: 0;
        right: auto;
        top: 30px;
    }
    
    .journey-step.left .journey-content, .journey-step.right .journey-content {
        right: 0;
        left: 0;
        animation: slideFromBottom 0.8s ease-out forwards;
    }
    
    .journey-cta h3 {
        font-size: 1.5rem;
    }
    
    .stats {
        gap: 2rem;
        flex-direction: column;
    }
    
    .contact-content {
        flex-direction: column;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .hero h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
        align-items: center;
    }
    
    .btn {
        width: 100%;
        max-width: 300px;
    }
}

@keyframes slideFromBottom {
    to {
        opacity: 1;
        transform: translateY(0);
    }
}