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

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

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

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
}

.nav-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo img {
    height: 40px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 40px;
    margin: 0;
}

.nav-menu a {
    color: #333;
    text-decoration: none;
    font-weight: 500;
    font-size: 16px;
    transition: color 0.3s ease;
}

.nav-menu a:hover {
    color: #ff4757;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 4px;
}

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

/* Hero Section */
.hero {
    background: #ff4757;
    color: white;
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
}

.hero-content {
    max-width: 800px;
}

.hero-content h1 {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 40px;
}

.cta-button {
    background: white;
    color: #ff4757;
    border: none;
    padding: 15px 30px;
    font-size: 18px;
    font-weight: 600;
    border-radius: 5px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.2);
}

/* Services Section */
.services {
    background: #f8f9fa;
    padding: 80px 0;
}

.services h2 {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #666;
    margin-bottom: 50px;
    text-align: center;
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 40px;
}

.service-item {
    text-align: center;
    padding: 30px 20px;
}

.service-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto 30px;
}

.service-icon svg {
    width: 100%;
    height: 100%;
}

.service-item h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 15px;
    color: #333;
}

.service-item p {
    color: #666;
    font-size: 16px;
}

/* Featured Projects Section */
.featured-projects {
    background: #1a1a1a;
    color: white;
    padding: 80px 0;
}

.featured-projects h2 {
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 2px;
    color: #ccc;
    margin-bottom: 50px;
    text-align: center;
}

.large-project {
    margin-bottom: 60px;
}

.large-project .project-image {
    height: 400px;
    margin-bottom: 30px;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 40px;
}

.project {
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.project-image {
    width: 100%;
    height: 250px;
    border-radius: 10px;
    overflow: hidden;
    margin-bottom: 20px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.project:hover .project-image img {
    transform: scale(1.05);
}

.project-info h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 10px;
}

.project-info p {
    color: #ccc;
    font-size: 16px;
}

/* About Section */
.about-section {
    background: #f8f9fa;
    padding: 80px 0;
}

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

.about-content p {
    font-size: 18px;
    line-height: 1.8;
    color: #666;
    margin-bottom: 30px;
}

/* Portfolio Grid */
.portfolio-grid {
    background: white;
    padding: 80px 0;
}

.portfolio-grid h2 {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}

.portfolio-items {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.portfolio-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    cursor: pointer;
    transition: transform 0.3s ease;
}

.portfolio-item:hover {
    transform: translateY(-5px);
}

.portfolio-item img {
    width: 100%;
    height: 300px;
    object-fit: cover;
}

.portfolio-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 30px 20px 20px;
    color: white;
}

.portfolio-overlay h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
}

.portfolio-overlay p {
    font-size: 14px;
    opacity: 0.9;
}

/* Testimonials Section */
.testimonials {
    background: #f8f9fa;
    padding: 80px 0;
}

.testimonials h2 {
    font-size: 36px;
    font-weight: 700;
    text-align: center;
    margin-bottom: 50px;
    color: #333;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
}

.testimonial {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

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

.stars {
    color: #feca57;
    font-size: 18px;
    margin-bottom: 15px;
}

.testimonial p {
    font-size: 16px;
    color: #666;
    margin-bottom: 20px;
    line-height: 1.6;
}

.author {
    display: flex;
    align-items: center;
    gap: 15px;
}

.author img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
}

.author h4 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
}

.author span {
    font-size: 14px;
    color: #666;
}

/* Footer */
.footer {
    background: #ff4757;
    color: white;
    padding: 60px 0 30px;
}

.footer-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    margin-bottom: 50px;
}

.footer-logo img {
    height: 60px;
    margin-bottom: 20px;
}

.footer-logo p {
    font-size: 18px;
    opacity: 0.9;
}

.footer-info h3 {
    font-size: 24px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-info p {
    font-size: 18px;
    margin-bottom: 10px;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background 0.3s ease;
}

.social-links a:hover {
    background: rgba(255, 255, 255, 0.3);
}

.social-links svg {
    width: 20px;
    height: 20px;
    fill: none;
    stroke: currentColor;
    stroke-width: 2;
}

.footer-partners {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 40px;
    padding-top: 30px;
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    flex-wrap: wrap;
}

.footer-partners img {
    height: 40px;
    opacity: 0.8;
    transition: opacity 0.3s ease;
}

.footer-partners img:hover {
    opacity: 1;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        display: flex;
    }

    .menu-toggle {
        display: flex;
    }

    .hero {
        padding: 100px 0 60px;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 32px;
    }

    .services-grid,
    .projects-grid,
    .portfolio-items,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
        text-align: center;
    }

    .footer-partners {
        gap: 20px;
    }

    .footer-partners img {
        height: 30px;
    }
}

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

.fade-in {
    animation: fadeInUp 0.8s ease-out;
}

/* Smooth scrolling */
html {
    scroll-behavior: smooth;
}

/* Loading animation */
.loading {
    opacity: 0.6;
    pointer-events: none;
}