/* Ultimum Specialist Hospital - Main Stylesheet */

/* CSS Variables */
:root {
    --primary-color: #2563eb;
    --secondary-color: #06b6d4;
    --accent-color: #10b981;
    --light-bg: #f8fafc;
    --text-dark: #1e293b;
    --text-light: #64748b;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    overflow-x: hidden;
}

html {
    scroll-behavior: smooth;
}

/* Account for fixed navbar */
body.services-page,
body.gallery-page {
    padding-top: 76px;
}

/* Enhanced Navbar Styling */
.navbar-custom {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.95), rgba(6, 182, 212, 0.95)) !important;
    backdrop-filter: blur(15px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    padding: 1rem 0;
    box-shadow: 0 4px 20px rgba(37, 99, 235, 0.2), 0 0 40px rgba(37, 99, 235, 0.1);
    transition: all 0.3s ease;
    position: relative;
}

.navbar-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, 
        transparent 0%, 
        rgba(255, 255, 255, 0.1) 50%, 
        transparent 100%);
    opacity: 0;
    transition: opacity 0.3s ease;
    pointer-events: none;
}

.navbar-custom:hover::before {
    opacity: 1;
}

.navbar-custom.scrolled {
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.98), rgba(6, 182, 212, 0.98)) !important;
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(37, 99, 235, 0.3), 0 0 60px rgba(37, 99, 235, 0.15);
}

.navbar-logo {
    height: 35px;
    width: auto;
    filter: drop-shadow(0 2px 4px rgba(0, 0, 0, 0.2));
    transition: transform 0.3s ease;
}

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

.navbar-brand {
    font-size: 1.4rem;
    font-weight: 700;
    color: white !important;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.3);
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
}

.navbar-brand:hover {
    color: rgba(255, 255, 255, 0.9) !important;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.4);
    transform: translateY(-1px);
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    padding: 0.75rem 1rem !important;
    border-radius: 8px;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}

.navbar-nav .nav-link:hover {
    color: white !important;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    transform: translateY(-2px);
}

.navbar-nav .nav-link.active {
    color: white !important;
    background: rgba(255, 255, 255, 0.15);
    font-weight: 600;
}

.navbar-nav .nav-link.btn {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.1));
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: white !important;
    font-weight: 600;
    margin-left: 1rem;
    padding: 0.6rem 1.5rem !important;
    border-radius: 25px;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
}

.navbar-nav .nav-link.btn:hover {
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0.2));
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.2);
}

.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.3);
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.navbar-toggler:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.5);
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25);
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 0.8%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='m4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e");
}

/* Mobile navbar improvements */
@media (max-width: 991.98px) {
    .navbar-collapse {
        background: rgba(37, 99, 235, 0.95);
        backdrop-filter: blur(15px);
        margin-top: 1rem;
        padding: 1rem;
        border-radius: 15px;
        border: 1px solid rgba(255, 255, 255, 0.1);
    }
    
    .navbar-nav .nav-link.btn {
        margin: 0.5rem 0;
        text-align: center;
    }
    
    .navbar-brand {
        font-size: 1.2rem;
    }
    
    .navbar-logo {
        height: 30px;
    }
}

/* Section Styling */
.section-padding {
    padding: 100px 0;
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 3rem;
    color: var(--primary-color);
    position: relative;
}

.section-title::after {
    content: '';
    width: 80px;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    display: block;
    margin: 1rem auto;
    border-radius: 2px;
}

/* Hero Section */
.hero-section {
    height: 100vh;
    background: linear-gradient(rgba(37, 99, 235, 0.7), rgba(6, 182, 212, 0.7)), 
                url('../images/hospital-photo.jpg') center/cover;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    color: white;
    position: relative;
}

.hero-content h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 700;
    margin-bottom: 1rem;
    text-shadow: 2px 2px 4px rgba(0,0,0,0.3);
}

.hero-content .lead {
    font-size: clamp(1.1rem, 2.5vw, 1.5rem);
    margin-bottom: 2rem;
    text-shadow: 1px 1px 2px rgba(0,0,0,0.3);
}

.hero-details {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 2rem;
    margin: 2rem 0;
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    cursor: pointer;
    animation: bounce 2s infinite;
}

/* Navigation Styles */
.navbar-brand {
    font-size: 1.25rem;
}

.navbar-nav .nav-link.btn {
    border-radius: 25px;
}

/* Service Cards */
.service-card {
    background: white;
    border-radius: 15px;
    padding: 2rem;
    box-shadow: 0 5px 20px rgba(0,0,0,0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    text-align: center;
    border: 1px solid #e2e8f0;
    height: 100%;
    position: relative;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px rgba(0,0,0,0.15);
}

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

.service-card h4,
.service-card h5 {
    color: var(--text-dark);
    margin-bottom: 1rem;
    font-weight: 600;
}

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

/* Service Detail Cards (Services Page) */
.service-detail-card {
    background: white;
    border-radius: 15px;
    padding: 2.5rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    transition: transform 0.3s ease;
    border: 1px solid #e2e8f0;
    margin-bottom: 2rem;
}

.service-detail-card:hover {
    transform: translateY(-5px);
}

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

.service-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}

.service-list li:last-child {
    border-bottom: none;
}

.service-list li:before {
    content: "✓";
    color: var(--accent-color);
    font-weight: bold;
    margin-right: 0.5rem;
}

/* Page Headers */
.page-header {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    padding: 100px 0 50px;
    text-align: center;
}

/* Gallery Styles */
.gallery-item {
    position: relative;
    overflow: hidden;
    border-radius: 15px;
    margin-bottom: 2rem;
    cursor: pointer;
    transition: transform 0.3s ease;
}

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

.gallery-item img {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.gallery-image {
    position: relative;
    width: 100%;
    height: 250px;
    border-radius: 15px;
    overflow: hidden;
}

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

.gallery-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(45deg, rgba(37, 99, 235, 0.8), rgba(6, 182, 212, 0.8));
    opacity: 0;
    transition: opacity 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    text-align: center;
}

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

.filter-buttons {
    text-align: center;
    margin-bottom: 3rem;
}

.filter-btn {
    background: transparent;
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    padding: 0.5rem 1.5rem;
    margin: 0.25rem;
    border-radius: 25px;
    font-weight: 500;
    transition: all 0.3s ease;
}

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

.placeholder-image {
    background: linear-gradient(135deg, #e2e8f0, #cbd5e1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-size: 3rem;
    height: 250px;
    border-radius: 15px;
}

.video-section {
    background: var(--light-bg);
}

.video-container {
    position: relative;
    width: 100%;
    height: 0;
    padding-bottom: 56.25%; /* 16:9 aspect ratio */
    overflow: hidden;
    border-radius: 15px;
}

.video-container iframe {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
}

/* Feedback Section */
.feedback-section {
    background: var(--light-bg);
}

.feedback-form {
    background: white;
    border-radius: 15px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.form-control, .form-select {
    border-radius: 10px;
    border: 2px solid #e2e8f0;
    padding: 12px 16px;
    transition: border-color 0.3s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(37, 99, 235, 0.25);
}

/* Archive Section */
.archive-section {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: white;
    text-align: center;
}

.coming-soon {
    font-size: 3rem;
    opacity: 0.8;
    margin: 2rem 0;
}

/* Footer */
.footer,
footer {
    background: var(--text-dark);
    color: white;
    padding: 3rem 0 2rem;
}

.footer h5,
footer h5 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
}

.social-links a {
    color: white;
    font-size: 1.5rem;
    margin-right: 1rem;
    transition: color 0.3s ease;
    text-decoration: none;
}

.social-links a:hover {
    color: var(--secondary-color);
}

/* Buttons */
.btn-primary-custom {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border: none;
    border-radius: 25px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    position: relative;
    overflow: hidden;
}

.btn-primary-custom:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(37, 99, 235, 0.3);
}

.btn-outline-custom {
    border: 2px solid var(--primary-color);
    color: var(--primary-color);
    border-radius: 25px;
    padding: 12px 30px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.btn-outline-custom:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

/* PDF Viewer Styles */
.pdf-viewer-container {
    background: white;
    border-radius: 15px;
    padding: 3rem;
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
    margin-bottom: 2rem;
}

/* Animations */
@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-10px); }
    60% { transform: translateX(-50%) translateY(-5px); }
}

/* Custom animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

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

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

/* Additional hover effects */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    opacity: 0;
    transition: opacity 0.3s ease;
    border-radius: 15px;
    z-index: -1;
}

.service-card:hover::before {
    opacity: 0.05;
}

/* Enhanced button animations */
.btn-primary-custom {
    position: relative;
    overflow: hidden;
}

.btn-primary-custom::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s;
}

.btn-primary-custom:hover::before {
    left: 100%;
}

/* Loading animation for PDF section */
.pdf-loading {
    display: none;
}

.pdf-loading.show {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 400px;
}

.spinner {
    width: 40px;
    height: 40px;
    border: 4px solid #e2e8f0;
    border-top: 4px solid var(--primary-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Print styles */
@media print {
    .hero-section,
    .footer,
    .btn,
    .scroll-indicator {
        display: none !important;
    }
    
    .section-padding {
        padding: 20px 0 !important;
    }
    
    .container {
        max-width: 100% !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-color: #0000ff;
        --secondary-color: #000080;
        --text-dark: #000000;
        --text-light: #333333;
    }
    
    .hero-section {
        background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), 
                    url('../images/hospital-photo.jpg') center/cover;
    }
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    .scroll-indicator {
        animation: none;
    }
}

/* Dark mode support (optional) */
@media (prefers-color-scheme: dark) {
    /* Uncomment to enable dark mode support */
    /*
    :root {
        --light-bg: #1e293b;
        --text-dark: #f1f5f9;
        --text-light: #94a3b8;
    }
    
    .service-card,
    .pdf-viewer-container,
    .qr-section,
    .feedback-form {
        background: #334155;
        color: var(--text-dark);
    }
    */
}

/* Testimonial Cards */
.testimonial-card {
    background: white;
    padding: 2rem;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    text-align: center;
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border: 1px solid #f1f5f9;
}

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

.testimonial-text {
    font-style: italic;
    margin: 1.5rem 0;
    color: var(--text-dark);
    line-height: 1.6;
}

.testimonial-card h5 {
    color: var(--primary-color);
    margin-bottom: 1rem;
    font-weight: 600;
}

.testimonial-card small {
    font-weight: 500;
    display: block;
    margin-top: 1rem;
}

/* Responsive adjustments for testimonials */
@media (max-width: 768px) {
    .testimonial-card {
        padding: 1.5rem;
        margin-bottom: 2rem;
    }
}