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

:root {
    --primary-color: #0077BE;
    --secondary-color: #FFFFFF;
    --accent-color: #00A8E8;
    --text-dark: #333333;
    --text-medium: #666666;
    --background-light: #F8F9FA;
    --success-color: #28A745;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-hover: 0 8px 20px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Open Sans', sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--secondary-color);
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Poppins', sans-serif;
    font-weight: 600;
    line-height: 1.2;
}

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

/* Custom Scrollbar */
::-webkit-scrollbar {
    width: 10px;
}

::-webkit-scrollbar-track {
    background: var(--background-light);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--accent-color);
}

/* Header Styles */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--secondary-color);
    box-shadow: var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo h1 {
    font-size: 32px;
    color: var(--primary-color);
    font-weight: 700;
    margin-bottom: 0;
}

.tagline {
    font-size: 12px;
    color: var(--text-medium);
    margin-top: -5px;
}

.nav-list {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-family: 'Poppins', sans-serif;
    font-weight: 500;
    font-size: 16px;
    transition: var(--transition);
    position: relative;
}

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

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

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

.mobile-menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
}

.mobile-menu-toggle span {
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    transition: var(--transition);
}

/* Hero Section with Slider */
.hero {
    margin-top: 80px;
    position: relative;
    height: 100vh;
    overflow: hidden;
}

.slider {
    position: relative;
    width: 100%;
    height: 100%;
}

.slide {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    opacity: 0;
    transition: opacity 1s ease-in-out;
}

.slide.active {
    opacity: 1;
}

.slide img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.slide-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, rgba(0, 119, 190, 0.8) 0%, rgba(0, 168, 232, 0.6) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
}

.slide-content {
    text-align: center;
    color: var(--secondary-color);
    animation: slideUp 1s ease-out;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.slide-title {
    font-size: 48px;
    font-weight: 700;
    margin-bottom: 20px;
}

.slide-text {
    font-size: 20px;
    margin-bottom: 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    text-decoration: none;
    border-radius: 8px;
    font-weight: 600;
    transition: var(--transition);
    border: none;
    cursor: pointer;
    font-size: 16px;
}

.btn-primary {
    background-color: var(--accent-color);
    color: #fff;
}

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

.btn-secondary {
    background-color: var(--primary-color);
    color: #fff;
}

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

.btn-whatsapp {
    background-color: #25D366;
    color: #fff;
}

.btn-whatsapp:hover {
    background-color: #128C7E;
    transform: translateY(-2px);
}

.slider-btn {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background-color: rgba(255, 255, 255, 0.8);
    color: var(--primary-color);
    border: none;
    font-size: 40px;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
    z-index: 10;
}

.slider-btn:hover {
    background-color: var(--secondary-color);
}

.slider-btn.prev {
    left: 20px;
}

.slider-btn.next {
    right: 20px;
}

.slider-dots {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 10px;
    z-index: 10;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
    background-color: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.dot.active {
    background-color: var(--secondary-color);
    width: 30px;
    border-radius: 6px;
}

/* Section Styles */
section {
    padding: 80px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 60px;
}

.section-title {
    font-size: 42px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.section-subtitle {
    font-size: 18px;
    color: var(--text-medium);
}

/* About Section */
.about {
    background-color: var(--background-light);
}

.about-content {
    display: grid;
    gap: 60px;
}

.about-text h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 20px;
    line-height: 1.8;
}

.doctor-profile {
    display: grid;
    grid-template-columns: 300px 1fr;
    gap: 40px;
    align-items: start;
    background-color: var(--secondary-color);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.doctor-image img {
    width: 100%;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.doctor-info h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.doctor-title {
    font-size: 18px;
    font-weight: 600;
    color: var(--accent-color);
    margin-bottom: 5px;
}

.doctor-credentials {
    font-size: 16px;
    color: var(--text-medium);
    margin-bottom: 20px;
}

.doctor-description {
    line-height: 1.8;
}

/* Services Section */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: 30px;
}

.service-card {
    background-color: var(--secondary-color);
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.service-image {
    width: 100%;
    height: 250px;
    overflow: hidden;
}

.service-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.service-card:hover .service-image img {
    transform: scale(1.1);
}

.service-content {
    padding: 25px;
}

.service-content h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.service-content p {
    color: var(--text-medium);
    line-height: 1.6;
}

/* Gallery Section */
.gallery {
    background-color: var(--background-light);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
}

.gallery-item {
    position: relative;
    height: 200px;
    overflow: hidden;
    border-radius: 12px;
    cursor: pointer;
    box-shadow: var(--shadow);
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 119, 190, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
}

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

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

.gallery-icon {
    font-size: 48px;
    color: var(--secondary-color);
}

/* Popup Styles */
.popup {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 2000;
}

.popup.active {
    display: block;
}

.popup-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.9);
}

.popup-content {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 90%;
    max-height: 90%;
    animation: popupZoom 0.3s ease-out;
}

@keyframes popupZoom {
    from {
        transform: translate(-50%, -50%) scale(0.5);
        opacity: 0;
    }
    to {
        transform: translate(-50%, -50%) scale(1);
        opacity: 1;
    }
}

.popup-content img {
    max-width: 100%;
    max-height: 90vh;
    border-radius: 8px;
}

.popup-close {
    position: absolute;
    top: -40px;
    right: 0;
    background: none;
    border: none;
    color: var(--secondary-color);
    font-size: 40px;
    cursor: pointer;
    transition: var(--transition);
}

.popup-close:hover {
    color: var(--accent-color);
}

/* Why Us Section */
.why-us-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
}

.why-us-card {
    background-color: var(--secondary-color);
    padding: 40px 30px;
    border-radius: 12px;
    text-align: center;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.why-us-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.why-us-icon {
    font-size: 60px;
    margin-bottom: 20px;
}

.why-us-card h3 {
    font-size: 22px;
    color: var(--primary-color);
    margin-bottom: 15px;
}

.why-us-card p {
    color: var(--text-medium);
    line-height: 1.6;
}

/* FAQs Section */
.faqs {
    background-color: var(--background-light);
}

.faq-list {
    max-width: 900px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--secondary-color);
    margin-bottom: 15px;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.faq-question {
    width: 100%;
    padding: 20px 25px;
    background: none;
    border: none;
    text-align: left;
    font-size: 18px;
    font-weight: 600;
    color: var(--text-dark);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    transition: var(--transition);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-icon {
    font-size: 24px;
    color: var(--primary-color);
    transition: var(--transition);
}

.faq-item.active .faq-icon {
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 25px 20px;
    color: var(--text-medium);
    line-height: 1.8;
}

/* Testimonials Section */
.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.testimonial-card {
    background-color: var(--secondary-color);
    padding: 35px;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-hover);
}

.testimonial-rating {
    font-size: 20px;
    margin-bottom: 20px;
    color: #FFD700;
}

.testimonial-text {
    font-style: italic;
    color: var(--text-medium);
    line-height: 1.8;
    margin-bottom: 25px;
}

.testimonial-author h4 {
    font-size: 18px;
    color: var(--primary-color);
    margin-bottom: 5px;
}

.testimonial-author p {
    font-size: 14px;
    color: var(--text-medium);
}

/* Contact Section */
.contact {
    background-color: var(--background-light);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
}

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

.contact-item {
    display: flex;
    gap: 20px;
    align-items: start;
}

.contact-icon {
    font-size: 36px;
    color: var(--primary-color);
}

.contact-details h3 {
    font-size: 20px;
    color: var(--primary-color);
    margin-bottom: 10px;
}

.contact-details p {
    color: var(--text-medium);
    line-height: 1.6;
}

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

.contact-details a:hover {
    color: #fff;
}

.contact-buttons {
    display: flex;
    gap: 15px;
    margin-top: 15px;
}

.contact-image {
    margin-top: 20px;
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.contact-image img {
    width: 100%;
    height: auto;
}

.contact-form-wrapper {
    background-color: var(--secondary-color);
    padding: 40px;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.contact-form-wrapper h3 {
    font-size: 28px;
    color: var(--primary-color);
    margin-bottom: 30px;
}

.form-group {
    margin-bottom: 25px;
}

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

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid #E0E0E0;
    border-radius: 8px;
    font-size: 16px;
    font-family: 'Open Sans', sans-serif;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
}

.form-group textarea {
    resize: vertical;
}

.form-success {
    display: none;
    background-color: #D4EDDA;
    color: #155724;
    padding: 15px;
    border-radius: 8px;
    margin-top: 20px;
    text-align: center;
}

.form-success.active {
    display: block;
    animation: slideDown 0.3s ease-out;
}

@keyframes slideDown {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Footer */
.footer {
    background-color: var(--text-dark);
    color: var(--secondary-color);
    padding: 60px 0 20px;
}

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

.footer-section h3,
.footer-section h4 {
    color: var(--accent-color);
    margin-bottom: 20px;
}

.footer-section p {
    color: #CCCCCC;
    line-height: 1.8;
    margin-bottom: 10px;
}

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

.footer-section ul li {
    margin-bottom: 10px;
}

.footer-section ul li a {
    color: #CCCCCC;
    text-decoration: none;
    transition: var(--transition);
}

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

.footer-bottom {
    text-align: center;
    padding-top: 20px;
    border-top: 1px solid #555555;
}

.footer-bottom p {
    color: #CCCCCC;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
    
    .contact-content {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .nav {
        position: fixed;
        top: 80px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 80px);
        background-color: var(--secondary-color);
        transition: var(--transition);
        padding: 40px 20px;
    }
    
    .nav.active {
        left: 0;
    }
    
    .nav-list {
        flex-direction: column;
        gap: 20px;
    }
    
    .mobile-menu-toggle {
        display: flex;
    }
    
    .slide-title {
        font-size: 32px;
    }
    
    .slide-text {
        font-size: 16px;
    }
    
    .section-title {
        font-size: 32px;
    }
    
    .doctor-profile {
        grid-template-columns: 1fr;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .slider-btn {
        width: 40px;
        height: 40px;
        font-size: 30px;
    }
    
    .why-us-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .logo h1 {
        font-size: 24px;
    }
    
    .slide-title {
        font-size: 24px;
    }
    
    .slide-text {
        font-size: 14px;
    }
    
    .section-title {
        font-size: 28px;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .slider-btn {
        width: 35px;
        height: 35px;
        font-size: 24px;
    }
    
    .slider-btn.prev {
        left: 10px;
    }
    
    .slider-btn.next {
        right: 10px;
    }
}