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

:root {
    --primary-color: #10b981;
    --primary-dark: #059669;
    --primary-light: #d1fae5;
    --text-dark: #1f2937;
    --text-gray: #6b7280;
    --bg-light: #f9fafb;
    --bg-white: #ffffff;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: 'Inter', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background-color: var(--bg-white);
}

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

/* Navigation */
.navbar {
    background: var(--bg-white);
    border-bottom: 1px solid var(--border-color);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
}

.logo-img {
    height: 50px;
    width: auto;
    filter: brightness(1.1);
}

.logo-text {
    display: none;
}

@media (min-width: 640px) {
    .logo-text {
        display: inline;
    }
}

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

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.3s ease;
}

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

@media (max-width: 768px) {
    .nav-links {
        gap: 1rem;
        font-size: 0.9rem;
    }
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 100px 20px;
    text-align: center;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
    line-height: 1.2;
}

.hero-content p {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.95;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

@media (max-width: 768px) {
    .hero {
        padding: 60px 20px;
    }
    
    .hero-content h1 {
        font-size: 2rem;
    }
    
    .hero-content p {
        font-size: 1rem;
    }
}

/* CTA Button */
.cta-button {
    background-color: white;
    color: var(--primary-color);
    padding: 12px 32px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.cta-button-secondary {
    background-color: var(--primary-color);
    color: white;
    padding: 12px 32px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.cta-button-secondary:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* About Section */
.about {
    padding: 80px 20px;
    background-color: var(--bg-light);
}

.about h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.about-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.about-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.about-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.about-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Services Section */
.services {
    padding: 80px 20px;
}

.services h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 8px;
    border-left: 4px solid var(--primary-color);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
    text-align: center;
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

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

.service-card h3 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-size: 1.25rem;
}

.service-card p {
    color: var(--text-gray);
    line-height: 1.8;
}

/* Benefits Section */
.benefits {
    padding: 80px 20px;
    background-color: var(--bg-light);
}

.benefits h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

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

.benefit-item {
    background: white;
    padding: 1.5rem;
    border-radius: 8px;
    box-shadow: var(--shadow-sm);
}

.benefit-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.75rem;
    font-size: 1.1rem;
}

.benefit-item p {
    color: var(--text-gray);
    line-height: 1.7;
}

/* CTA Section */
.cta-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    padding: 60px 20px;
    text-align: center;
}

.cta-section h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.cta-section p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Projects Gallery Section */
.projects {
    padding: 80px 20px;
    background-color: var(--bg-light);
}

.projects h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.gallery-subtitle {
    text-align: center;
    font-size: 1.1rem;
    color: var(--text-gray);
    margin-bottom: 2rem;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    aspect-ratio: 1;
    box-shadow: var(--shadow-md);
    cursor: pointer;
}

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

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(16, 185, 129, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    opacity: 1;
}

.gallery-overlay p {
    color: white;
    font-size: 1.25rem;
    font-weight: 600;
    text-align: center;
}

/* Image Modal */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.95);
    animation: fadeIn 0.3s ease;
}

.modal.active {
    display: flex;
    align-items: center;
    justify-content: center;
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

.modal-content {
    position: relative;
    max-width: 90vw;
    max-height: 90vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.modal-content img {
    max-width: 100%;
    max-height: 85vh;
    object-fit: contain;
    animation: slideIn 0.3s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: scale(0.95);
    }
    to {
        opacity: 1;
        transform: scale(1);
    }
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 30px;
    background: none;
    border: none;
    color: white;
    font-size: 40px;
    cursor: pointer;
    z-index: 1001;
    transition: transform 0.2s ease;
}

.modal-close:hover {
    transform: scale(1.2);
}

.modal-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.3);
    border: none;
    color: white;
    font-size: 30px;
    padding: 15px 20px;
    cursor: pointer;
    border-radius: 4px;
    transition: all 0.3s ease;
    z-index: 1001;
}

.modal-arrow:hover {
    background: rgba(255, 255, 255, 0.6);
}

.modal-prev {
    left: 20px;
}

.modal-next {
    right: 20px;
}

.modal-counter {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 1rem;
    background: rgba(0, 0, 0, 0.5);
    padding: 10px 20px;
    border-radius: 4px;
}

@media (max-width: 768px) {
    .modal-arrow {
        padding: 10px 15px;
        font-size: 24px;
    }
    
    .modal-prev {
        left: 10px;
    }
    
    .modal-next {
        right: 10px;
    }
    
    .modal-close {
        top: 10px;
        right: 15px;
        font-size: 30px;
    }
}

.contact {
    padding: 80px 20px;
}

.contact h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: var(--text-dark);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    max-width: 900px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.info-item h4 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

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

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

.contact-form input,
.contact-form textarea {
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-family: 'Inter', sans-serif;
    font-size: 1rem;
    transition: all 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px var(--primary-light);
}

.form-submit {
    background-color: var(--primary-color);
    color: white;
    padding: 12px;
    border: none;
    border-radius: 6px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-submit:hover {
    background-color: var(--primary-dark);
    transform: translateY(-2px);
}

@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: white;
    text-align: center;
    padding: 2rem;
}

.footer p {
    margin: 0.5rem 0;
    opacity: 0.9;
}

/* Responsive Design */
@media (max-width: 768px) {
    .about h2,
    .services h2,
    .benefits h2,
    .contact h2,
    .cta-section h2 {
        font-size: 2rem;
    }
    
    .nav-links {
        display: none;
    }
}

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