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

:root {
    --primary-color: #00d4ff;
    --secondary-color: #1a1a2e;
    --accent-color: #16213e;
    --text-dark: #1a1a2e;
    --text-light: #666;
    --white: #ffffff;
    --gray-light: #f5f5f5;
    --gradient-start: #0f0c29;
    --gradient-mid: #302b63;
    --gradient-end: #24243e;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

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

/* Header */
.header {
    background: var(--secondary-color);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 0;
}

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

.nav-link {
    color: var(--white);
    text-decoration: none;
    transition: color 0.3s;
    font-weight: 500;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

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

.bar {
    width: 25px;
    height: 3px;
    background: var(--white);
    margin: 3px 0;
    transition: 0.3s;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-mid), var(--gradient-end));
    color: var(--white);
    padding: 100px 0;
    text-align: center;
}

.hero-title {
    font-size: 3rem;
    margin-bottom: 1rem;
    animation: fadeInUp 1s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.btn {
    display: inline-block;
    padding: 15px 40px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 600;
    transition: all 0.3s;
    border: none;
    cursor: pointer;
    font-size: 1rem;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--secondary-color);
}

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

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: var(--secondary-color);
}

.btn-dark {
    background: var(--secondary-color);
    color: var(--white);
}

.btn-full {
    width: 100%;
}

.hero-note {
    margin-top: 1.5rem;
    font-size: 0.9rem;
    opacity: 0.8;
}

/* Partners */
.partners {
    padding: 60px 0;
    background: var(--gray-light);
    text-align: center;
}

.partners-label {
    font-size: 0.9rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.partners-grid {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 3rem;
    flex-wrap: wrap;
}

.partner-logo {
    font-weight: bold;
    color: var(--text-light);
    font-size: 1.2rem;
}

/* Sections */
.problem,
.solution,
.trajectory,
.reference,
.network,
.testimonials,
.press,
.services-preview,
.books,
.newsletter {
    padding: 80px 0;
}

.section-title {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.section-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-light);
    max-width: 800px;
    margin: 0 auto 3rem;
}

.section-text {
    text-align: center;
    max-width: 800px;
    margin: 0 auto 2rem;
}

/* Problem Section */
.problem {
    background: var(--gray-light);
}

.problem-box {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    max-width: 800px;
    margin: 2rem auto 0;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

/* Solution Section */
.solution-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    align-items: center;
}

.solution-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.solution-card .icon {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.solution-image {
    grid-column: 1 / -1;
    text-align: center;
}

.image-placeholder {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    height: 400px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.5rem;
}

/* Timeline */
.timeline {
    margin-top: 3rem;
}

.timeline-container {
    position: relative;
    padding: 2rem 0;
}

.timeline-item {
    background: var(--white);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    border-radius: 10px;
    box-shadow: 0 3px 15px rgba(0,0,0,0.1);
    border-left: 4px solid var(--primary-color);
}

.timeline-year {
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

/* Map and Gallery */
.map-container {
    margin: 3rem 0;
}

.map-placeholder {
    background: var(--gray-light);
    height: 300px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 2rem;
}

.gallery-item {
    background: var(--gray-light);
    aspect-ratio: 1;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
}

/* Network */
.network {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: var(--white);
}

.network .section-title,
.network .section-subtitle {
    color: var(--white);
}

.network-grid {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 3rem;
}

.network-item {
    background: rgba(255,255,255,0.1);
    padding: 1rem 2rem;
    border-radius: 50px;
    backdrop-filter: blur(10px);
}

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

.testimonial-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.testimonial-card.featured {
    border: 2px solid var(--primary-color);
}

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

.testimonial-text {
    font-style: italic;
    margin-bottom: 1rem;
    color: var(--text-light);
}

.testimonial-author {
    font-weight: 600;
    color: var(--secondary-color);
    font-size: 0.9rem;
}

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

.press-card {
    background: var(--secondary-color);
    color: var(--white);
    padding: 2rem;
    border-radius: 10px;
}

.press-logo {
    font-weight: bold;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--primary-color);
}

.press-card h4 {
    margin-bottom: 1.5rem;
    font-size: 1rem;
}

.btn-link {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
}

/* Services Preview */
.services-preview {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: var(--white);
}

.services-preview .section-title,
.services-preview .section-subtitle {
    color: var(--white);
}

.xidla-logo {
    text-align: center;
    font-size: 2rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 2rem 0 0.5rem;
}

.xidla-tagline {
    text-align: center;
    opacity: 0.8;
    margin-bottom: 3rem;
}

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

.service-card {
    background: rgba(255,255,255,0.1);
    padding: 2rem;
    border-radius: 15px;
    backdrop-filter: blur(10px);
    text-align: center;
}

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

.service-card h3 {
    margin: 1rem 0;
    color: var(--primary-color);
}

.service-detail {
    margin: 1.5rem 0;
    font-size: 0.95rem;
}

/* Books */
.books-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 2rem;
}

.book-card {
    background: var(--white);
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    display: grid;
    grid-template-columns: 200px 1fr;
}

.book-cover {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 1.2rem;
    font-weight: bold;
}

.book-info {
    padding: 2rem;
}

.book-category {
    font-size: 0.85rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.book-info h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.book-price {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    margin: 1rem 0;
}

/* Newsletter */
.newsletter {
    background: var(--gray-light);
}

.newsletter-container {
    background: var(--white);
    border-radius: 10px;
    padding: 3rem;
    max-width: 900px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.newsletter-info h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

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

.newsletter-form input {
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
}

.form-note {
    font-size: 0.8rem;
    color: var(--text-light);
    text-align: center;
}

/* Footer */
.footer {
    background: var(--secondary-color);
    color: var(--white);
    padding: 60px 0 30px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand p {
    margin-top: 1rem;
    opacity: 0.8;
    line-height: 1.8;
}

.footer-links h4 {
    margin-bottom: 1rem;
    color: var(--primary-color);
}

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

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

.footer-links a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: opacity 0.3s;
}

.footer-links a:hover {
    opacity: 1;
}

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding-top: 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.social-links a {
    color: var(--white);
    text-decoration: none;
    margin-left: 1rem;
    font-size: 1.2rem;
}

/* Page Hero */
.page-hero {
    background: linear-gradient(135deg, var(--gradient-start), var(--gradient-end));
    color: var(--white);
    padding: 80px 0;
    text-align: center;
}

.page-hero h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
}

/* Services Detail */
.services-detail {
    padding: 80px 0;
}

.service-detail-card {
    background: var(--white);
    padding: 3rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
    text-align: center;
}

.service-icon {
    font-size: 4rem;
    margin-bottom: 1rem;
}

.service-tagline {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 2rem;
}

.service-features {
    text-align: left;
    max-width: 600px;
    margin: 0 auto 2rem;
}

.service-features h3 {
    margin-bottom: 1rem;
    color: var(--secondary-color);
}

.service-features ul {
    list-style: none;
}

.service-features li {
    padding: 0.5rem 0;
    color: var(--text-light);
}

/* About Stats */
.about-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 2rem;
    margin: 3rem 0;
}

.stat {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

.stat-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.stat-label {
    color: var(--text-light);
}

.about-story,
.about-values {
    margin: 4rem 0;
}

.about-story h2,
.about-values h2 {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--secondary-color);
}

.about-story p {
    max-width: 800px;
    margin: 0 auto 1.5rem;
    text-align: center;
    line-height: 1.8;
}

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

.value-item {
    text-align: center;
    padding: 2rem;
    background: var(--white);
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

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

/* Testimonials Page */
.testimonials-page {
    padding: 80px 0;
}

.rating-summary {
    margin-top: 2rem;
}

.stars {
    color: #ffc107;
    font-size: 2rem;
    margin-bottom: 0.5rem;
}

.rating-text {
    color: var(--text-light);
}

.testimonials-list {
    max-width: 900px;
    margin: 3rem auto 0;
}

.testimonial-item {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

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

.avatar {
    width: 60px;
    height: 60px;
    background: var(--primary-color);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
}

.testimonial-header h4 {
    color: var(--secondary-color);
    margin-bottom: 0.25rem;
}

.role {
    color: var(--text-light);
    font-size: 0.9rem;
}

.testimonial-text {
    font-style: italic;
    line-height: 1.8;
    color: var(--text-light);
}

/* Contact */
.contact-section {
    padding: 80px 0;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info h2,
.contact-form-container h2 {
    margin-bottom: 2rem;
    color: var(--secondary-color);
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 2rem;
}

.contact-icon {
    font-size: 2rem;
}

.contact-item h3 {
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
}

.contact-form {
    background: var(--white);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    color: var(--secondary-color);
    font-weight: 600;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid #ddd;
    border-radius: 5px;
    font-size: 1rem;
    font-family: inherit;
}

.form-group textarea {
    resize: vertical;
}

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

/* Responsive */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .book-card {
        grid-template-columns: 1fr;
    }
    
    .book-cover {
        height: 200px;
    }
}

@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background: var(--secondary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        padding: 2rem 0;
        gap: 1.5rem;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .contact-grid,
    .newsletter-container,
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .partners-grid {
        gap: 1.5rem;
    }
    
    .solution-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 60px 0;
    }
    
    .hero-title {
        font-size: 1.8rem;
    }
    
    .btn {
        padding: 12px 30px;
    }
    
    .section-title {
        font-size: 1.8rem;
    }
    
    .stat-number {
        font-size: 2rem;
    }
}