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

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* CSS Variables */
:root {
    --primary-navy: #1e3a8a;
    --primary-sky: #0ea5e9;
    --white: #ffffff;
    --light-gray: #f8fafc;
    --medium-gray: #64748b;
    --dark-gray: #334155;
    --accent-blue: #3b82f6;
    --success-green: #10b981;
    --shadow-light: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-heavy: 0 25px 50px -12px rgba(0, 0, 0, 0.25);
    --transition: all 0.3s ease;
}

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

.btn {
    display: inline-block;
    padding: 12px 24px;
    border: none;
    border-radius: 8px;
    font-weight: 600;
    text-decoration: none;
    text-align: center;
    cursor: pointer;
    transition: var(--transition);
    font-size: 16px;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-navy), var(--primary-sky));
    color: var(--white);
}

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

.btn-secondary {
    background: transparent;
    color: var(--primary-navy);
    border: 2px solid var(--primary-navy);
}

.btn-secondary:hover {
    background: var(--primary-navy);
    color: var(--white);
}

.btn-full {
    width: 100%;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    box-shadow: var(--shadow-light);
}

.navbar {
    padding: 1rem 0;
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-navy);
}

.nav-logo i {
    color: var(--primary-sky);
}

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

.nav-menu a {
    text-decoration: none;
    color: var(--dark-gray);
    font-weight: 500;
    transition: var(--transition);
}

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

.emergency-btn {
    background: var(--primary-sky);
    color: var(--white) !important;
    padding: 8px 16px;
    border-radius: 6px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.emergency-btn:hover {
    background: var(--primary-navy);
    transform: translateY(-1px);
}

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

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

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

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('https://images.unsplash.com/photo-1576091160399-112ba8d25d1f?ixlib=rb-4.0.3&auto=format&fit=crop&w=2070&q=80') center/cover;
    opacity: 0.1;
    z-index: 1;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    position: relative;
    z-index: 2;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 400px;
    gap: 4rem;
    align-items: center;
}

.hero-text {
    color: var(--white);
}

.hero-title {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
    line-height: 1.2;
}

.hero-tagline {
    font-size: 1.25rem;
    margin-bottom: 2rem;
    opacity: 0.9;
}

.hero-info {
    margin-bottom: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.info-item i {
    color: var(--primary-sky);
    width: 20px;
}

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

.hero-form {
    background: var(--white);
    border-radius: 16px;
    padding: 2rem;
    box-shadow: var(--shadow-heavy);
}

.appointment-form h3 {
    color: var(--primary-navy);
    margin-bottom: 1.5rem;
    text-align: center;
    font-size: 1.5rem;
}

.form-group {
    margin-bottom: 1rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    border: 2px solid #e2e8f0;
    border-radius: 8px;
    font-size: 16px;
    transition: var(--transition);
    font-family: inherit;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-sky);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 80px;
}

/* Animations */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

.animate-fade-up {
    animation: fadeUp 0.8s ease-out;
}

.animate-fade-right {
    animation: fadeRight 0.8s ease-out;
}

.animate-on-scroll {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease-out;
}

.animate-on-scroll.animate {
    opacity: 1;
    transform: translateY(0);
}

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

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-navy);
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--medium-gray);
    max-width: 600px;
    margin: 0 auto;
}

/* Departments */
.departments {
    padding: 6rem 0;
    background: var(--light-gray);
}

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

.department-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 16px;
    text-align: center;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

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

.department-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--primary-navy), var(--primary-sky));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
}

.department-icon i {
    font-size: 2rem;
    color: var(--white);
}

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

.department-card p {
    color: var(--medium-gray);
    line-height: 1.6;
}

/* Services */
.services {
    padding: 6rem 0;
}

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

.service-card {
    background: var(--white);
    padding: 2rem;
    border-radius: 12px;
    border-left: 4px solid var(--primary-sky);
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

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

.service-card i {
    font-size: 2.5rem;
    color: var(--primary-sky);
    margin-bottom: 1rem;
}

.service-card h4 {
    color: var(--primary-navy);
    margin-bottom: 0.5rem;
    font-size: 1.2rem;
}

.service-card p {
    color: var(--medium-gray);
}

/* Gallery Section */
.gallery {
    padding: 80px 0;
    background: white;
}

.gallery-content {
    margin-top: 50px;
}

.hospital-image {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.1);
    transition: all 0.3s ease;
}

.hospital-image:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 60px rgba(0, 0, 0, 0.15);
}

.hospital-image img {
    width: 100%;
    height: auto;
    max-height: 600px;
    object-fit: contain;
    transition: transform 0.3s ease;
    border-radius: 20px;
}

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

.image-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(transparent, rgba(0, 0, 0, 0.8));
    padding: 40px 30px 30px;
    color: white;
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.hospital-image:hover .image-overlay {
    transform: translateY(0);
}

.overlay-content h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 10px;
}

.overlay-content p {
    font-size: 1rem;
    opacity: 0.9;
    line-height: 1.6;
}

@media (max-width: 768px) {
    .hospital-image img {
        height: auto;
        max-height: 400px;
    }
    
    .image-overlay {
        position: static;
        background: var(--primary-color);
        transform: none;
        padding: 20px;
    }
    
    .hospital-image:hover .image-overlay {
        transform: none;
    }
}

/* Testimonials */
.testimonials {
    padding: 6rem 0;
    background: var(--light-gray);
}

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

.testimonial-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
}

.testimonial-content {
    padding: 2rem;
}

.stars {
    color: #fbbf24;
    margin-bottom: 1rem;
}

.testimonial-content p {
    color: var(--medium-gray);
    font-style: italic;
    margin-bottom: 1.5rem;
    line-height: 1.6;
}

.testimonial-author h5 {
    color: var(--primary-navy);
    margin-bottom: 0.25rem;
}

.testimonial-author span {
    color: var(--medium-gray);
    font-size: 0.9rem;
}

/* Location */
.location {
    padding: 6rem 0;
}

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

.location-info {
    display: grid;
    gap: 1.5rem;
}

.info-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--white);
    border-radius: 12px;
    box-shadow: var(--shadow-light);
    transition: var(--transition);
}

.info-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-medium);
}

.info-card i {
    font-size: 1.5rem;
    color: var(--primary-sky);
    width: 40px;
    text-align: center;
}

.info-card h4 {
    color: var(--primary-navy);
    margin-bottom: 0.25rem;
}

.info-card p {
    color: var(--medium-gray);
    margin: 0;
}

.map-container {
    border-radius: 16px;
    overflow: hidden;
    box-shadow: var(--shadow-medium);
}

.map-container iframe {
    border-radius: 16px;
}

/* Footer */
.footer {
    background: var(--primary-navy);
    color: var(--white);
    padding: 4rem 0 2rem;
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    margin-bottom: 2rem;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.5rem;
    font-weight: 700;
    margin-bottom: 1rem;
}

.footer-logo i {
    color: var(--primary-sky);
}

.footer-section p {
    margin-bottom: 1.5rem;
    opacity: 0.9;
    line-height: 1.6;
}

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

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

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

.footer-section ul li a {
    color: var(--white);
    text-decoration: none;
    opacity: 0.8;
    transition: var(--transition);
}

.footer-section ul li a:hover {
    opacity: 1;
    color: var(--primary-sky);
}

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

.social-links a {
    width: 40px;
    height: 40px;
    background: var(--primary-sky);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    text-decoration: none;
    transition: var(--transition);
}

.social-links a:hover {
    background: var(--white);
    color: var(--primary-navy);
    transform: translateY(-2px);
}

.contact-info p {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0.75rem;
}

.contact-info i {
    color: var(--primary-sky);
    width: 16px;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    text-align: center;
    opacity: 0.8;
}

/* Responsive Design */
@media (max-width: 768px) {
    .nav-menu {
        display: none;
    }
    
    .hamburger {
        display: flex;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .hero-buttons {
        justify-content: center;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .departments-grid,
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .testimonials-grid {
        grid-template-columns: 1fr;
    }
    
    .location-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
        text-align: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 15px;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-form {
        padding: 1.5rem;
    }
    
    .btn {
        padding: 10px 20px;
        font-size: 14px;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .departments-grid,
    .services-grid {
        gap: 1rem;
    }
    
    .department-card,
    .service-card {
        padding: 1.5rem;
    }
}

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

/* Loading states */
.loading {
    opacity: 0.6;
    pointer-events: none;
}

/* Success states */
.success {
    background: var(--success-green) !important;
}

.success:hover {
    background: #059669 !important;
}