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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Cairo', sans-serif;
    line-height: 1.6;
    color: #333;
    direction: rtl;
    text-align: right;
    background-color: #f8fafc;
}

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
    color: #1e40af;
}

h1 {
    font-size: 2.5rem;
    font-weight: 700;
}

h2 {
    font-size: 2rem;
}

h3 {
    font-size: 1.5rem;
}

p {
    margin-bottom: 1rem;
    color: #64748b;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-family: 'Cairo', sans-serif;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(59, 130, 246, 0.4);
}

.btn-whatsapp {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}

.btn-whatsapp:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
}

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    color: #1e40af;
}

.logo i {
    font-size: 2rem;
    color: #3b82f6;
}

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

.nav a {
    text-decoration: none;
    color: #64748b;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.nav a:hover {
    color: #3b82f6;
}

.nav a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    right: 0;
    width: 0;
    height: 2px;
    background: #3b82f6;
    transition: width 0.3s ease;
}

.nav a:hover::after {
    width: 100%;
}

.header-contact {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.phone-btn {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 16px;
    background: #3b82f6;
    color: white;
    text-decoration: none;
    border-radius: 6px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.phone-btn:hover {
    background: #1d4ed8;
    transform: translateY(-1px);
}

.whatsapp-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: #25d366;
    color: white;
    text-decoration: none;
    border-radius: 50%;
    font-size: 1.2rem;
    transition: all 0.3s ease;
}

.whatsapp-btn:hover {
    background: #128c7e;
    transform: scale(1.1);
}

.mobile-menu-toggle {
    display: none;
    font-size: 1.5rem;
    color: #3b82f6;
    cursor: pointer;
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    padding: 120px 0 80px;
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grid" width="10" height="10" patternUnits="userSpaceOnUse"><path d="M 10 0 L 0 0 0 10" fill="none" stroke="%23e2e8f0" stroke-width="0.5"/></pattern></defs><rect width="100" height="100" fill="url(%23grid)"/></svg>');
    opacity: 0.3;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text h1 {
    font-size: 3rem;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #1e40af, #3b82f6);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-text h2 {
    font-size: 1.5rem;
    color: #64748b;
    margin-bottom: 1.5rem;
}

.hero-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
    color: #64748b;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.technician-card {
    background: white;
    padding: 2rem;
    border-radius: 20px;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    text-align: center;
    position: relative;
    transform: rotate(5deg);
    transition: transform 0.3s ease;
}

.technician-card:hover {
    transform: rotate(0deg) scale(1.05);
}

.technician-photo {
    width: 120px;
    height: 120px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    color: white;
    font-size: 3rem;
}

.rating {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
}

.stars {
    display: flex;
    gap: 0.2rem;
    color: #fbbf24;
}

.rating span {
    font-size: 0.9rem;
    color: #64748b;
    font-weight: 600;
}

/* Section Headers */
.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

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

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

.service-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.service-card h3 {
    margin-bottom: 1rem;
    color: #1e40af;
}

.service-card p {
    margin-bottom: 1.5rem;
    color: #64748b;
}

.service-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 10px 20px;
    background: #f1f5f9;
    color: #3b82f6;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.service-btn:hover {
    background: #3b82f6;
    color: white;
}

/* Offers Section */
.offers {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

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

.offer-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    text-align: center;
    position: relative;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.offer-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.offer-card.featured {
    border-color: #3b82f6;
    transform: scale(1.05);
}

.offer-badge {
    position: absolute;
    top: -10px;
    right: 20px;
    background: linear-gradient(135deg, #ef4444, #dc2626);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.8rem;
    font-weight: 600;
}

.offer-card.featured .offer-badge {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
}

.offer-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #10b981, #059669);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 1rem auto 1.5rem;
    color: white;
    font-size: 2rem;
}

.offer-price {
    margin: 1.5rem 0;
}

.old-price {
    text-decoration: line-through;
    color: #94a3b8;
    margin-left: 0.5rem;
}

.new-price {
    font-size: 1.5rem;
    font-weight: 700;
    color: #10b981;
}

.offer-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 12px 24px;
    background: linear-gradient(135deg, #10b981, #059669);
    color: white;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: all 0.3s ease;
}

.offer-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(16, 185, 129, 0.4);
}

/* About Section */
.about {
    padding: 80px 0;
    background: white;
}

.about-content {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-text h2 {
    margin-bottom: 1.5rem;
}

.about-text p {
    font-size: 1.1rem;
    margin-bottom: 2rem;
}

.trust-indicators {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: #f8fafc;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.trust-item:hover {
    background: #e2e8f0;
    transform: translateX(-5px);
}

.trust-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.trust-text h4 {
    margin-bottom: 0.25rem;
    color: #1e40af;
}

.trust-text p {
    margin: 0;
    font-size: 0.9rem;
    color: #64748b;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.stats-card {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    padding: 2rem;
    border-radius: 20px;
    color: white;
    text-align: center;
    box-shadow: 0 20px 40px rgba(59, 130, 246, 0.3);
}

.stat-item {
    margin-bottom: 1.5rem;
}

.stat-item:last-child {
    margin-bottom: 0;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 1rem;
    opacity: 0.9;
}

/* Testimonials Section */
.testimonials {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 2rem;
}

.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
}

.testimonial-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.testimonial-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.customer-info {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.customer-avatar {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.2rem;
}

.customer-details h4 {
    margin-bottom: 0.25rem;
    color: #1e40af;
}

.customer-details span {
    font-size: 0.9rem;
    color: #64748b;
}

.testimonial-card .rating {
    display: flex;
    gap: 0.2rem;
    color: #fbbf24;
}

.testimonial-card p {
    font-style: italic;
    color: #64748b;
    line-height: 1.6;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: white;
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
}

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

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: #f8fafc;
    border-radius: 12px;
    transition: all 0.3s ease;
}

.contact-item:hover {
    background: #e2e8f0;
    transform: translateX(-5px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.contact-details h4 {
    margin-bottom: 0.5rem;
    color: #1e40af;
}

.contact-details a {
    color: #3b82f6;
    text-decoration: none;
    font-weight: 600;
}

.contact-details a:hover {
    text-decoration: underline;
}

.contact-details p {
    margin: 0;
    color: #64748b;
}

/* Contact Form */
.contact-form {
    background: #f8fafc;
    padding: 2rem;
    border-radius: 16px;
}

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

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 600;
    color: #1e40af;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-family: 'Cairo', sans-serif;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #3b82f6;
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* Footer */
.footer {
    background: linear-gradient(135deg, #1e293b, #0f172a);
    color: white;
    padding: 60px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-section h4 {
    color: white;
    margin-bottom: 1.5rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo i {
    font-size: 2rem;
    color: #3b82f6;
}

.footer-section p {
    color: #94a3b8;
    margin-bottom: 1.5rem;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: #3b82f6;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    text-decoration: none;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: #1d4ed8;
    transform: translateY(-2px);
}

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

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

.footer-section ul li a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-section ul li a:hover {
    color: #3b82f6;
}

.footer-contact-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    margin-bottom: 0.5rem;
    color: #94a3b8;
}

.footer-contact-item i {
    color: #3b82f6;
}

.footer-contact-item a {
    color: #94a3b8;
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-contact-item a:hover {
    color: #3b82f6;
}

.footer-bottom {
    border-top: 1px solid #334155;
    padding-top: 2rem;
    text-align: center;
    color: #94a3b8;
}

/* Floating Buttons */
.floating-buttons {
    position: fixed;
    bottom: 20px;
    left: 20px;
    display: flex;
    flex-direction: column;
    gap: 1rem;
    z-index: 1000;
}

.floating-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    font-size: 1.5rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    transition: all 0.3s ease;
    animation: pulse 2s infinite;
}

.floating-btn:hover {
    transform: scale(1.1);
    animation: none;
}

.floating-btn.phone-btn {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
}

.floating-btn.whatsapp-btn {
    background: linear-gradient(135deg, #25d366, #128c7e);
    color: white;
}

@keyframes pulse {
    0% {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }
    50% {
        box-shadow: 0 4px 30px rgba(59, 130, 246, 0.4);
    }
    100% {
        box-shadow: 0 4px 20px rgba(0, 0, 0, 0.2);
    }
}

/* Responsive Design */
@media (max-width: 768px) {
    .container {
        padding: 0 15px;
    }
    
    .header-content {
        flex-wrap: wrap;
    }
    
    .nav {
        display: none;
        width: 100%;
        order: 3;
    }
    
    .nav.active {
        display: block;
    }
    
    .nav ul {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 0;
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        padding: 100px 0 60px;
        text-align: center;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-text h1 {
        font-size: 2rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .technician-card {
        transform: none;
    }
    
    .services-grid,
    .offers-grid,
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .trust-indicators {
        grid-template-columns: 1fr;
    }
    
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .floating-buttons {
        left: 15px;
        bottom: 15px;
    }
    
    .floating-btn {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .hero-text h1 {
        font-size: 1.8rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 0.9rem;
    }
    
    .service-card,
    .offer-card,
    .testimonial-card {
        padding: 1.5rem;
    }
    
    .contact-form {
        padding: 1.5rem;
    }
}

/* Smooth Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(255, 255, 255, 0.3);
    border-radius: 50%;
    border-top-color: #fff;
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}


/* Gallery Section */
.gallery {
    padding: 80px 0;
    background: linear-gradient(135deg, #f8fafc 0%, #e2e8f0 100%);
}

.gallery-tabs {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.tab-btn {
    padding: 12px 24px;
    background: white;
    border: 2px solid #e2e8f0;
    border-radius: 25px;
    font-family: 'Cairo', sans-serif;
    font-weight: 600;
    color: #64748b;
    cursor: pointer;
    transition: all 0.3s ease;
    font-size: 0.9rem;
}

.tab-btn:hover,
.tab-btn.active {
    background: linear-gradient(135deg, #3b82f6, #1d4ed8);
    color: white;
    border-color: #3b82f6;
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(59, 130, 246, 0.3);
}

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

.gallery-item {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    background: white;
}

.gallery-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.15);
}

.gallery-item.hidden {
    display: none;
}

.gallery-image {
    position: relative;
    height: 250px;
    overflow: hidden;
}

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

.gallery-item:hover .gallery-image img {
    transform: scale(1.1);
}

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(59, 130, 246, 0.9), rgba(29, 78, 216, 0.9));
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.gallery-content {
    text-align: center;
    color: white;
    padding: 1rem;
}

.gallery-content h4 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: white;
}

.gallery-content p {
    font-size: 0.9rem;
    margin-bottom: 1rem;
    color: rgba(255, 255, 255, 0.9);
}

.gallery-btn {
    width: 50px;
    height: 50px;
    background: rgba(255, 255, 255, 0.2);
    border: 2px solid white;
    border-radius: 50%;
    color: white;
    font-size: 1.2rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.gallery-btn:hover {
    background: white;
    color: #3b82f6;
    transform: scale(1.1);
}

/* Placeholder Items */
.gallery-item.placeholder .gallery-image {
    background: linear-gradient(135deg, #f1f5f9, #e2e8f0);
    display: flex;
    align-items: center;
    justify-content: center;
}

.placeholder-content {
    text-align: center;
    color: #64748b;
}

.placeholder-content i {
    font-size: 3rem;
    margin-bottom: 1rem;
    color: #94a3b8;
}

.placeholder-content h4 {
    font-size: 1.1rem;
    margin-bottom: 0.5rem;
    color: #64748b;
}

.placeholder-content p {
    font-size: 0.9rem;
    color: #94a3b8;
    margin: 0;
}

/* Image Modal */
.image-modal {
    display: none;
    position: fixed;
    z-index: 10000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    animation: fadeIn 0.3s ease;
}

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

.modal-content {
    position: relative;
    max-width: 90%;
    max-height: 90%;
    margin: auto;
    background: white;
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

.modal-close {
    position: absolute;
    top: 15px;
    right: 20px;
    color: white;
    font-size: 2rem;
    font-weight: bold;
    cursor: pointer;
    z-index: 10001;
    background: rgba(0, 0, 0, 0.5);
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.modal-close:hover {
    background: rgba(0, 0, 0, 0.8);
    transform: scale(1.1);
}

#modalImage {
    width: 100%;
    height: auto;
    max-height: 70vh;
    object-fit: contain;
}

.modal-caption {
    padding: 1.5rem;
    text-align: center;
    background: white;
}

.modal-caption h4 {
    margin: 0;
    color: #1e40af;
    font-size: 1.2rem;
}

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

/* Gallery Responsive Design */
@media (max-width: 768px) {
    .gallery-tabs {
        gap: 0.5rem;
    }
    
    .tab-btn {
        padding: 8px 16px;
        font-size: 0.8rem;
    }
    
    .gallery-grid {
        grid-template-columns: 1fr;
        gap: 1.5rem;
    }
    
    .gallery-image {
        height: 200px;
    }
    
    .modal-content {
        max-width: 95%;
        max-height: 95%;
    }
    
    .modal-close {
        top: 10px;
        right: 15px;
        font-size: 1.5rem;
        width: 35px;
        height: 35px;
    }
}

@media (max-width: 480px) {
    .gallery-tabs {
        flex-direction: column;
        align-items: center;
    }
    
    .tab-btn {
        width: 200px;
        text-align: center;
    }
    
    .gallery-image {
        height: 180px;
    }
}

/* Gallery Animation Effects */
.gallery-item {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.gallery-item.visible {
    opacity: 1;
    transform: translateY(0);
}

.gallery-item:nth-child(1) { transition-delay: 0.1s; }
.gallery-item:nth-child(2) { transition-delay: 0.2s; }
.gallery-item:nth-child(3) { transition-delay: 0.3s; }
.gallery-item:nth-child(4) { transition-delay: 0.4s; }
.gallery-item:nth-child(5) { transition-delay: 0.5s; }
.gallery-item:nth-child(6) { transition-delay: 0.6s; }
.gallery-item:nth-child(7) { transition-delay: 0.7s; }
.gallery-item:nth-child(8) { transition-delay: 0.8s; }