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

:root {
    --primary-color: #1e3c72;
    --secondary-color: #2a5298;
    --accent-color: #ff6b35;
    --light-bg: #f5f5f5;
    --text-dark: #333;
    --text-light: #666;
    --white: #ffffff;
    --transition: all 0.3s ease;
}

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

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

/* Navigation */
.navbar {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--accent-color);
}

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

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

.nav-link:hover {
    color: var(--accent-color);
    border-bottom: 2px solid var(--accent-color);
}

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

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

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--white);
    padding: 100px 20px;
    text-align: center;
    min-height: 500px;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 60, 114, 0.6);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 60, 114, 0.6);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.3);
    position: relative;
    z-index: 2;
}

.hero-content p {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    opacity: 0.9;
    position: relative;
    z-index: 2;
}

.cta-button {
    display: inline-block;
    background-color: var(--accent-color);
    color: var(--white);
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: var(--transition);
    font-size: 1.1rem;
    position: relative;
    z-index: 2;
}

.cta-button:hover {
    background-color: #ff5722;
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(255, 107, 53, 0.4);
}

.cta-button-alt {
    display: inline-block;
    background-color: var(--secondary-color);
    color: var(--white);
    padding: 15px 40px;
    text-decoration: none;
    border-radius: 5px;
    font-weight: bold;
    transition: var(--transition);
    font-size: 1.1rem;
}

.cta-button-alt:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
    box-shadow: 0 4px 12px rgba(30, 60, 114, 0.4);
}

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

.services h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
    color: var(--primary-color);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--white);
    padding: 40px 30px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    text-align: center;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.15);
}

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

.service-card h3 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.service-card p {
    color: var(--text-light);
    margin-bottom: 1.5rem;
}

.service-card ul {
    list-style: none;
    text-align: left;
    color: var(--text-light);
}

.service-card li {
    padding: 0.5rem 0;
    padding-left: 25px;
    position: relative;
}

.service-card li:before {
    content: "✓";
    position: absolute;
    left: 0;
    color: var(--accent-color);
    font-weight: bold;
}

/* Why Choose Us Section */
.why-choose {
    padding: 80px 20px;
    background-color: var(--white);
}

.why-choose h2 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 60px;
    color: var(--primary-color);
}

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

.feature {
    text-align: center;
    padding: 20px;
}

.feature h4 {
    color: var(--primary-color);
    font-size: 1.3rem;
    margin-bottom: 0.5rem;
}

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

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

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

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

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: var(--white);
    padding: 40px 20px 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 30px;
}

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

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

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

.footer-section a {
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.footer-section a:hover {
    color: var(--accent-color);
}

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    opacity: 0.8;
}

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

    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--primary-color);
        width: 100%;
        text-align: center;
        transition: 0.3s;
        gap: 0;
    }

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

    .nav-link {
        display: block;
        padding: 1.5rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .hero-content p {
        font-size: 1.2rem;
    }

    .services h2,
    .why-choose h2 {
        font-size: 2rem;
    }

    .cta-section h2 {
        font-size: 1.5rem;
    }
}

/* Portfolio Styles */
.portfolio {
    padding: 60px 20px;
    min-height: 100vh;
}

.portfolio h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.upload-section {
    background-color: var(--light-bg);
    padding: 40px;
    border-radius: 8px;
    margin-bottom: 60px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.upload-section h2 {
    color: var(--primary-color);
    margin-bottom: 20px;
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--primary-color);
    font-weight: 600;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 12px;
    border: 2px solid #ddd;
    border-radius: 4px;
    font-family: inherit;
    font-size: 1rem;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 5px rgba(30, 60, 114, 0.3);
}

.form-group textarea {
    resize: vertical;
    min-height: 100px;
}

.file-input-wrapper {
    position: relative;
    overflow: hidden;
    display: inline-block;
    width: 100%;
}

.file-input-wrapper input[type=file] {
    position: absolute;
    left: -9999px;
}

.file-input-label {
    display: block;
    padding: 12px;
    background-color: var(--secondary-color);
    color: var(--white);
    border: 2px dashed var(--primary-color);
    border-radius: 4px;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
}

.file-input-label:hover {
    background-color: var(--primary-color);
}

.file-name {
    margin-top: 10px;
    color: var(--text-light);
    font-size: 0.9rem;
}

.upload-button {
    width: 100%;
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 12px;
    border-radius: 4px;
    font-size: 1rem;
    font-weight: bold;
    cursor: pointer;
    transition: var(--transition);
}

.upload-button:hover {
    background-color: #ff5722;
}

.upload-button:disabled {
    background-color: #ccc;
    cursor: not-allowed;
}

/* Gallery Grid */
.gallery-section h2 {
    color: var(--primary-color);
    margin-bottom: 30px;
    margin-top: 60px;
    font-size: 2rem;
}

.filter-buttons {
    display: flex;
    justify-content: center;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 40px;
}

.filter-btn {
    padding: 10px 20px;
    background-color: var(--light-bg);
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 25px;
    cursor: pointer;
    transition: var(--transition);
    font-weight: 600;
}

.filter-btn.active,
.filter-btn:hover {
    background-color: var(--primary-color);
    color: var(--white);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
    margin-bottom: 40px;
}

.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: var(--transition);
    background-color: var(--light-bg);
    min-height: 250px;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.2);
}

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: var(--transition);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(30, 60, 114, 0.9);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    opacity: 0;
    transition: var(--transition);
    padding: 20px;
    text-align: center;
    color: var(--white);
}

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

.gallery-overlay h3 {
    margin-bottom: 10px;
}

.delete-btn {
    background-color: var(--accent-color);
    color: var(--white);
    border: none;
    padding: 8px 15px;
    border-radius: 4px;
    cursor: pointer;
    font-size: 0.9rem;
    transition: var(--transition);
}

.delete-btn:hover {
    background-color: #ff5722;
}

.empty-gallery {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-light);
}

.empty-gallery p {
    font-size: 1.2rem;
}

/* Contact Page Styles */
.contact-section {
    padding: 60px 20px;
    min-height: 100vh;
}

.contact-section h1 {
    font-size: 2.5rem;
    text-align: center;
    margin-bottom: 50px;
    color: var(--primary-color);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 50px;
    max-width: 1000px;
    margin: 0 auto;
}

.contact-form {
    background-color: var(--light-bg);
    padding: 40px;
    border-radius: 8px;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
}

.contact-form h2 {
    color: var(--primary-color);
    margin-bottom: 30px;
    font-size: 1.5rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 30px;
}

.info-item {
    padding: 20px;
    background-color: var(--light-bg);
    border-left: 4px solid var(--accent-color);
    border-radius: 4px;
}

.info-item h3 {
    color: var(--primary-color);
    margin-bottom: 10px;
}

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

.info-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: var(--transition);
}

.info-item a:hover {
    color: var(--accent-color);
}

.success-message {
    background-color: #d4edda;
    color: #155724;
    padding: 15px;
    border-radius: 4px;
    margin-top: 20px;
    display: none;
}

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

    .portfolio {
        padding: 30px 20px;
    }

    .upload-section {
        padding: 20px;
    }

    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    }

    .gallery-item img {
        height: 200px;
    }
}