/* Burger menu styles */
.burger {
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    width: 40px;
    height: 40px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 1100;
    position: absolute;
    right: 20px;
    top: 50%;
    transform: translateY(-50%);
    margin-left: 0;
}
.burger span {
    display: block;
    width: 28px;
    height: 4px;
    margin: 4px 0;
    background: #667eea;
    border-radius: 2px;
    transition: all 0.3s;
}

@media (max-width: 900px) {
    .burger {
        display: flex;
        position: absolute;
        right: 20px;
        top: 50%;
        transform: translateY(-50%);
    }
    .header .nav {
        display: none !important;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: #fff;
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
        box-shadow: 0 8px 24px rgba(0,0,0,0.18);
        border-radius: 0 0 20px 20px;
        padding: 1rem 0 1.5rem;
        z-index: 1050;
    }
    .header .nav.open {
        display: flex !important;
    }
    .header .nav .nav-link {
        color: #fff !important;
        text-shadow: 0 2px 8px rgba(0,0,0,0.18);
    }
}
/* Reset and Base Styles */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    background-color: #f8f9fa;
}

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

/* Header */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
}

.header .logo {
    flex-shrink: 0;
}

.header .nav {
    flex: 1;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    background: rgba(102, 126, 234, 0.1);
    padding: 0.5rem;
    border-radius: 50px;
    border: 1px solid rgba(102, 126, 234, 0.2);
    box-shadow: 0 2px 10px rgba(102, 126, 234, 0.1);
    margin: 0 20px;
}

    .language-switcher {
        display: flex;
        gap: 5px;
        margin-left: 10px;
        align-items: center;
        flex-shrink: 0;
    }

    .social-links {
        display: flex;
        gap: 8px;
        margin-left: 15px;
        align-items: center;
        flex-shrink: 0;
    }

    .social-link {
        display: flex;
        align-items: center;
        justify-content: center;
        width: 40px;
        height: 40px;
        border-radius: 50%;
        color: white;
        text-decoration: none;
        transition: all 0.3s ease;
        box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    }

    .social-link:hover {
        transform: translateY(-3px);
        box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
    }

    .social-link i {
        font-size: 18px;
    }

    /* VK specific styling */
    .social-link[href*="vk.com"] {
        background: #4C75A3;
    }

    .social-link[href*="vk.com"]:hover {
        background: #3d5f8a;
    }

    /* Telegram specific styling */
    .social-link[href*="t.me"] {
        background: #0088cc;
    }

    .social-link[href*="t.me"]:hover {
        background: #006699;
    }

    /* WhatsApp specific styling */
    .social-link[href*="wa.me"] {
        background: #25D366;
    }

    .social-link[href*="wa.me"]:hover {
        background: #1ea952;
    }

.logo-img {
    height: 70px;
    width: auto;
    max-width: 220px;
    object-fit: contain;
    transition: all 0.3s ease;
}

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

.nav-link {
    text-decoration: none;
    color: #2c3e50;
    font-weight: 600;
    font-size: 0.95rem;
    padding: 0.8rem 1.5rem;
    border-radius: 25px;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    letter-spacing: 0.5px;
    white-space: nowrap;
    flex-shrink: 0;
}

.nav-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    transition: left 0.3s ease;
    z-index: -1;
}

.nav-link:hover {
    color: white;
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.3);
}

.nav-link:hover::before {
    left: 0;
}

.nav-link.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 80px;
}

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

.hero-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 0.5rem;
    opacity: 0.9;
}

.hero-degree {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 2rem;
    color: #f39c12;
}

.credentials {
    margin-top: 2rem;
}

.credentials h3 {
    font-size: 1.2rem;
    margin-bottom: 1rem;
    color: #ecf0f1;
}

.credentials-list {
    list-style: none;
    padding: 0;
}

.credentials-list li {
    padding: 0.5rem 0;
    padding-left: 1.5rem;
    position: relative;
    font-size: 0.95rem;
    opacity: 0.9;
}

.credentials-list li::before {
    content: "✓";
    position: absolute;
    left: 0;
    color: #f39c12;
    font-weight: bold;
}

/* Arabic language - checkmark on the right */
[dir="rtl"] .credentials-list li {
    padding-right: 25px;
    padding-left: 0;
}

[dir="rtl"] .credentials-list li::before {
    left: auto;
    right: 0;
}

.hero-image {
    text-align: center;
}

.doctor-photo {
    width: 100%;
    max-width: 500px;
    height: 600px;
    object-fit: cover;
    border-radius: 15px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.3);
    transition: transform 0.3s ease;
}

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

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

.section-title {
    text-align: center;
    font-size: 2.5rem;
    font-weight: 700;
    color: #2c3e50;
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 2px;
}

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

.about-text {
    font-size: 1.1rem;
    margin-bottom: 1.5rem;
    text-align: justify;
    color: #555;
    line-height: 1.8;
}

/* Photos Section */
.photos {
    padding: 80px 0;
    background: #f8f9fa;
}

.photos-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.photo-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.photo {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
}

/* Offices Section */
.offices {
    padding: 80px 0;
    background: white;
}

.offices-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 3rem;
    margin-top: 3rem;
}

.office-item {
    background: #f8f9fa;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.office-item h3 {
    font-size: 1.5rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
}

.office-address {
    font-size: 1.1rem;
    color: #555;
    margin-bottom: 1.5rem;
    font-weight: 500;
}

.map-container {
    border-radius: 10px;
    overflow: hidden;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
}

.map-container iframe {
    border-radius: 10px;
}

/* Contact Section */
.contact {
    padding: 80px 0;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 3rem;
    margin-top: 3rem;
    flex-wrap: wrap;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 1.1rem;
    font-weight: 500;
}

.contact-item i {
    font-size: 1.5rem;
    color: #f39c12;
}

/* Footer */
.footer {
    background: #2c3e50;
    color: white;
    text-align: center;
    padding: 2rem 0;
}

.footer p {
    font-size: 0.95rem;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .header .container {
        flex-direction: column;
        gap: 1rem;
        padding: 1rem 20px;
    }
    
    .logo-img {
        height: 60px;
        max-width: 180px;
    }
    
    .header .nav {
        gap: 0.3rem;
        padding: 0.4rem;
        flex-wrap: nowrap;
        justify-content: center;
        margin: 0;
        overflow-x: auto;
    }
    
    .nav-link {
        padding: 0.6rem 1.2rem;
        font-size: 0.9rem;
    }
    
    /* Hide scrollbar for navigation */
    .header .nav::-webkit-scrollbar {
        display: none;
    }
    
    .header .nav {
        -ms-overflow-style: none;
        scrollbar-width: none;
    }
    
    .language-switcher {
        margin-left: 0;
        margin-top: 10px;
    }
    
    .social-links {
        margin-left: 0;
        margin-top: 15px;
        justify-content: center;
    }
    
    .hero {
        padding: 100px 0 60px;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    .hero-image {
        margin-top: 1.5rem;
    }
    .doctor-photo {
        max-width: 90vw;
        height: auto;
        max-height: 350px;
    }
    
    .hero-title {
        font-size: 2.2rem;
    }
    
    .hero-subtitle {
        font-size: 1.1rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .photos-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .offices-grid {
        grid-template-columns: 1fr;
        gap: 1.2rem;
    }
    
    .contact-info {
        flex-direction: column;
        gap: 1.5rem;
        text-align: center;
    }
    
    .credentials-list li {
        font-size: 0.9rem;
    }

    .map-container iframe {
        height: 180px;
    }
}

@media (max-width: 900px) {
    .burger {
        display: flex;
    }
    .header .nav {
        display: none !important;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
        color: #fff;
        flex-direction: column;
        align-items: center;
        gap: 0.5rem;
        box-shadow: 0 8px 24px rgba(0,0,0,0.18);
        border-radius: 0 0 20px 20px;
        padding: 1rem 0 1.5rem;
        z-index: 1050;
    }
    .header .nav.open {
        display: flex !important;
    }
    .header .nav .nav-link {
        color: #fff !important;
        text-shadow: 0 2px 8px rgba(0,0,0,0.18);
    }
    .header .nav .language-switcher {
        margin: 10px 0 0 0;
        gap: 8px;
    }
    
    .header .nav .social-links {
        margin: 15px 0 0 0;
        gap: 12px;
        justify-content: center;
    }
    
    .header .nav .social-link {
        width: 45px;
        height: 45px;
    }
    
    .header .nav .social-link i {
        font-size: 20px;
    }
}
        max-height: 220px;
    }

    .photos-grid {
        gap: 0.7rem;
    }

    .offices-grid {
        gap: 0.7rem;
    }

    .map-container iframe {
        height: 120px;
    }
}

/* Publications Page Styles */
/* Unify hero section for all pages */
.publications-hero, .gallery-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 80px;
    text-align: center;
}
.publications-hero .page-title, .gallery-hero .page-title {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 1.2rem;
}
.publications-hero .page-subtitle, .gallery-hero .page-subtitle {
    font-size: 1.2rem;
    opacity: 0.95;
    margin-bottom: 0;
}

.page-title {
    font-size: 3rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.page-subtitle {
    font-size: 1.2rem;
    opacity: 0.9;
    max-width: 600px;
    margin: 0 auto;
}

.publications {
    padding: 80px 0;
    background: #f8f9fa;
}

.publications-section {
    margin-bottom: 4rem;
}

.publications-section:last-child {
    margin-bottom: 0;
}

.publication-item {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    margin-bottom: 2rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

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

.publication-title {
    font-size: 1.4rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 1rem;
    line-height: 1.4;
}

.publication-authors {
    font-size: 1rem;
    color: #3498db;
    font-weight: 500;
    margin-bottom: 1rem;
    font-style: italic;
}

.publication-description {
    font-size: 1rem;
    color: #555;
    line-height: 1.7;
    margin-bottom: 1.5rem;
    text-align: justify;
}

        .hero {
            margin-top: 130px;
            padding-top: 40px;
        }
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    text-decoration: none;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.pdf-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
    color: white;
}

.pdf-button i {
    font-size: 1.1rem;
}

/* Publication Buttons Container */
.publication-buttons {
    display: flex;
    gap: 15px;
    margin-top: 20px;
    flex-wrap: wrap;
}

/* Link Button */
.link-button {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    background: linear-gradient(135deg, #f093fb 0%, #f5576c 100%);
    color: white;
    text-decoration: none;
    padding: 0.8rem 1.5rem;
    border-radius: 8px;
    font-weight: 500;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(240, 147, 251, 0.3);
}

.link-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(240, 147, 251, 0.4);
    color: white;
}

.link-button i {
    font-size: 1.1rem;
}

.nav-link.active {
    color: #f39c12;
    font-weight: 600;
    opacity: 1;
}

/* Responsive Design for Publications */
@media (max-width: 768px) {
    .page-title {
        font-size: 2.2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    .publication-item {
        padding: 1.5rem;
    }
    
    .publication-title {
        font-size: 1.2rem;
    }
    
    .publication-authors {
        font-size: 0.9rem;
    }
    
    .publication-description {
        font-size: 0.95rem;
    }
}

@media (max-width: 480px) {
    .page-title {
        font-size: 1.8rem;
    }
    
    .publication-item {
        padding: 1rem;
    }
    
    .publication-title {
        font-size: 1.1rem;
    }
    
    .pdf-button {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .link-button {
        padding: 0.7rem 1.2rem;
        font-size: 0.9rem;
    }
    
    .publication-buttons {
        gap: 10px;
        justify-content: center;
    }
}

/* Gallery Page Styles */
.gallery-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 80px;
    text-align: center;
}

.gallery {
    padding: 80px 0;
    background: #f8f9fa;
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.gallery-item {
    position: relative;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    cursor: pointer;
    background: white;
}

.gallery-item:hover {
    transform: translateY(-10px) scale(1.02);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.gallery-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
    will-change: transform;
    transform: translateZ(0);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.gallery-overlay i {
    color: white;
    font-size: 2rem;
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay i {
    transform: scale(1.2);
}

/* Lightbox Styles */
.lightbox {
    display: none;
    position: fixed;
    z-index: 2000;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
    backdrop-filter: blur(10px);
}

.lightbox-content {
    position: relative;
    margin: auto;
    padding: 20px;
    width: 90%;
    max-width: 1200px;
    height: 90%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-image {
    max-width: 100%;
    max-height: 100%;
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: white;
    font-size: 40px;
    font-weight: bold;
    cursor: pointer;
    z-index: 2001;
    transition: color 0.3s ease;
}

.lightbox-close:hover {
    color: #667eea;
}

.lightbox-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 100%;
    display: flex;
    justify-content: space-between;
    padding: 0 20px;
    pointer-events: none;
}

.lightbox-prev,
.lightbox-next {
    background: rgba(255, 255, 255, 0.2);
    border: none;
    color: white;
    font-size: 2rem;
    padding: 15px 20px;
    border-radius: 50%;
    cursor: pointer;
    transition: all 0.3s ease;
    pointer-events: all;
    backdrop-filter: blur(10px);
}

.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(102, 126, 234, 0.8);
    transform: scale(1.1);
}

/* Responsive Gallery */
@media (max-width: 768px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
        gap: 1.5rem;
    }
    
    .gallery-image {
        height: 200px;
    }
    
    .lightbox-content {
        width: 95%;
        height: 95%;
        padding: 10px;
    }
    
    .lightbox-close {
        top: 10px;
        right: 20px;
        font-size: 30px;
    }
    
    .lightbox-nav {
        padding: 0 10px;
    }
    
    .lightbox-prev,
    .lightbox-next {
        font-size: 1.5rem;
        padding: 10px 15px;
    }
}

@media (max-width: 480px) {
    .gallery-grid {
        grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
        gap: 1rem;
    }
    
    .gallery-image {
        height: 180px;
    }
}

/* Loading animation for images */
.doctor-photo, .photo {
    opacity: 0;
    animation: fadeIn 0.8s ease-in-out forwards;
}

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

/* Hover effects for interactive elements */
.nav-link, .contact-item {
    transition: all 0.3s ease;
}

.nav-link:hover, .contact-item:hover {
    transform: translateY(-2px);
}

/* Contact Page Styles */
.contact-hero {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    padding: 120px 0 80px;
    margin-top: 80px;
    text-align: center;
}

.contact-section {
    padding: 80px 0;
    background: #f8f9fa;
}

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

.contact-info-section {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-details {
    margin-top: 2rem;
}

.contact-detail-item {
    display: flex;
    align-items: center;
    gap: 1.5rem;
    margin-bottom: 2rem;
    padding: 1.5rem;
    background: #f8f9fa;
    border-radius: 10px;
    transition: all 0.3s ease;
}

.contact-detail-item:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.1);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
}

.contact-text h3 {
    font-size: 1.2rem;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
}

.contact-text p {
    font-size: 1rem;
    color: #555;
    margin: 0;
}

.contact-text a {
    color: #667eea;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.contact-text a:hover {
    color: #764ba2;
}

.contact-form-section {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
}

.contact-form {
    margin-top: 2rem;
}

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

.form-group label {
    display: block;
    font-weight: 600;
    color: #2c3e50;
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem;
    border: 2px solid #e9ecef;
    border-radius: 8px;
    font-size: 1rem;
    transition: all 0.3s ease;
    font-family: 'Inter', sans-serif;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: #667eea;
    box-shadow: 0 0 0 3px rgba(102, 126, 234, 0.1);
}

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

.submit-button {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border: none;
    padding: 1rem 2rem;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    width: 100%;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.submit-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(102, 126, 234, 0.4);
}

.submit-button:active {
    transform: translateY(0);
}

/* Responsive Contact Page */
@media (max-width: 768px) {
    .contact-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .contact-info-section,
    .contact-form-section {
        padding: 1.5rem;
    }
    
    .contact-detail-item {
        flex-direction: column;
        text-align: center;
        gap: 1rem;
    }
    
    .contact-icon {
        width: 50px;
        height: 50px;
        font-size: 1.2rem;
    }
}

@media (max-width: 480px) {
    .contact-info-section,
    .contact-form-section {
        padding: 1rem;
    }
    
    .form-group input,
    .form-group textarea {
        padding: 0.8rem;
    }
    
    .submit-button {
        padding: 0.8rem 1.5rem;
    }
}

/* Language Switcher */
.lang-btn {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: #2c3e50;
    padding: 8px 12px;
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    font-weight: 500;
    transition: all 0.3s ease;
    backdrop-filter: blur(10px);
}

.lang-btn:hover {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.3);
    transform: translateY(-1px);
}

.lang-btn.active {
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    color: white;
    border-color: transparent;
    box-shadow: 0 4px 15px rgba(102, 126, 234, 0.3);
}

.lang-btn.active:hover {
    background: linear-gradient(135deg, #5a6fd8 0%, #6a4190 100%);
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(102, 126, 234, 0.4);
}

/* Responsive Language Switcher */
@media (max-width: 768px) {
    .language-switcher {
        margin-left: 10px;
        gap: 3px;
    }
    
    .lang-btn {
        padding: 6px 10px;
        font-size: 12px;
    }
}

@media (max-width: 480px) {
    .language-switcher {
        margin-left: 5px;
    }
    
    .lang-btn {
        padding: 5px 8px;
        font-size: 11px;
    }
}