:root {
    --primary: #667eea;
    --primary-dark: #5568d3;
    --secondary: #764ba2;
    --accent: #f5576c;
    --text-dark: #1a1a2e;
    --text-light: #666;
    --bg-light: #f8f9fa;
    --bg-dark: #1a1a2e;
    --border: #e0e0e0;
    --success: #43e97b;
    --transition: all 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
}

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

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

/* Navbar */
.navbar {
    background: white;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

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

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary);
    transition: var(--transition);
}

.nav-link:hover::after {
    width: 100%;
}

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

.hamburger span {
    width: 25px;
    height: 3px;
    background: var(--text-dark);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    color: white;
    padding: 120px 0;
    text-align: center;
}

.hero-content h1 {
    font-size: 3.5rem;
    margin-bottom: 1rem;
    animation: fadeInUp 0.8s ease;
}

.hero-content p {
    font-size: 1.3rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    animation: fadeInUp 0.8s ease 0.2s backwards;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    animation: fadeInUp 0.8s ease 0.4s backwards;
}

/* Buttons */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    text-decoration: none;
    display: inline-block;
    transition: var(--transition);
    font-size: 1rem;
}

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

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(0, 0, 0, 0.2);
}

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

.btn-secondary:hover {
    background: white;
    color: var(--primary);
    transform: translateY(-2px);
}

/* Services Section */
.services {
    padding: 80px 0;
    background: var(--bg-light);
}

.services h2,
.portfolio h2,
.testimonials h2,
.team h2,
.contact h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--text-dark);
}

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

.service-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    text-align: center;
    transition: var(--transition);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 30px rgba(102, 126, 234, 0.15);
}

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

.service-card h3 {
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.service-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* Portfolio Section */
.portfolio {
    padding: 80px 0;
}

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

.portfolio-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(102, 126, 234, 0.2);
}

.portfolio-image {
    height: 250px;
    background-size: cover;
    transition: var(--transition);
}

.portfolio-item:hover .portfolio-image {
    transform: scale(1.05);
}

.portfolio-info {
    padding: 20px;
}

.portfolio-info h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
}

.portfolio-info p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.tag {
    display: inline-block;
    background: var(--bg-light);
    color: var(--primary);
    padding: 5px 12px;
    border-radius: 20px;
    font-size: 0.8rem;
    margin-right: 5px;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: var(--bg-light);
}

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

.testimonial-card {
    background: white;
    padding: 30px;
    border-radius: 15px;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.08);
    transition: var(--transition);
}

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

.stars {
    font-size: 1.2rem;
    margin-bottom: 1rem;
}

.testimonial-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
    font-style: italic;
    font-size: 0.95rem;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
}

.testimonial-author strong {
    color: var(--text-dark);
}

.testimonial-author span {
    color: var(--primary);
    font-size: 0.85rem;
}

/* Team Section */
.team {
    padding: 80px 0;
}

.team-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.team-member {
    text-align: center;
    transition: var(--transition);
}

.member-image {
    width: 200px;
    height: 200px;
    border-radius: 15px;
    margin: 0 auto 1rem;
    background-size: cover;
}

.team-member h3 {
    font-size: 1.2rem;
    margin-bottom: 0.3rem;
}

.team-member .role {
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

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

/* Contact Section */
.contact {
    padding: 80px 0;
    background: var(--bg-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    align-items: start;
}

.contact-info {
    display: grid;
    gap: 30px;
}

.info-item h3 {
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.info-item p {
    color: var(--text-light);
}

.info-item a {
    color: var(--primary);
    text-decoration: none;
    transition: var(--transition);
}

.info-item a:hover {
    text-decoration: underline;
}

.contact-form {
    display: grid;
    gap: 20px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border);
    border-radius: 8px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

/* Footer */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 30px;
}

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

.footer-section p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9rem;
}

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

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

.footer-section a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: white;
    padding-left: 5px;
}

.footer-bottom {
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    color: rgba(255, 255, 255, 0.6);
}

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

/* Responsive Design */
@media (max-width: 768px) {
    .hamburger {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        left: -100%;
        top: 60px;
        flex-direction: column;
        background: white;
        width: 100%;
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 27px rgba(0, 0, 0, 0.05);
        gap: 0;
    }

    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        padding: 15px 0;
        border-bottom: 1px solid var(--border);
    }

    .nav-link::after {
        display: none;
    }

    .hero-content h1 {
        font-size: 2.2rem;
    }

    .hero-content p {
        font-size: 1rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .services h2,
    .portfolio h2,
    .testimonials h2,
    .team h2,
    .contact h2 {
        font-size: 2rem;
    }

    .contact-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

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

    .hero {
        padding: 60px 0;
    }

    .services,
    .portfolio,
    .testimonials,
    .team,
    .contact {
        padding: 50px 0;
    }
}

@media (max-width: 480px) {
    .logo {
        font-size: 1.5rem;
    }

    .hero-content h1 {
        font-size: 1.8rem;
    }

    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }

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