/* HealthWise Plan Hospital - Professional Blue & Black Theme CSS */

/* Import Google Fonts */
@import url('https://fonts.googleapis.com/css2?family=Montserrat:wght@300;400;500;600;700;800&family=Open+Sans:wght@300;400;500;600;700&display=swap');

/* CSS Variables for Professional Color Palette */
:root {
    /* Primary Colors */
    --primary-blue: #007bff;
    --secondary-green: #28a745;
    --accent-black: #212529;
    --light-gray: #f8f9fa;
    --medium-gray: #6c757d;
    --white: #ffffff;
    
    /* Extended Color Palette */
    --dark-blue: #0056b3;
    --light-blue: #e3f2fd;
    --dark-green: #1e7e34;
    --light-green: #d4edda;
    --dark-gray: #495057;
    --border-gray: #dee2e6;
    
    /* Emergency and Alert Colors */
    --emergency-red: #dc3545;
    --warning-orange: #fd7e14;
    --info-cyan: #17a2b8;
    --success-green: var(--secondary-green);
    
    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--primary-blue) 0%, var(--dark-blue) 100%);
    --gradient-secondary: linear-gradient(135deg, var(--secondary-green) 0%, var(--dark-green) 100%);
    --gradient-hero: linear-gradient(135deg, var(--accent-black) 0%, var(--dark-gray) 100%);
    --gradient-light: linear-gradient(135deg, var(--light-gray) 0%, var(--white) 100%);
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(33, 37, 41, 0.1);
    --shadow-md: 0 4px 15px rgba(33, 37, 41, 0.15);
    --shadow-lg: 0 8px 25px rgba(33, 37, 41, 0.2);
    --shadow-xl: 0 12px 35px rgba(33, 37, 41, 0.25);
    
    /* Typography */
    --font-heading: 'Montserrat', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'Open Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-size-base: 16px;
    --line-height-base: 1.6;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --border-radius-sm: 4px;
    --border-radius-md: 8px;
    --border-radius-lg: 12px;
    --border-radius-xl: 20px;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    line-height: var(--line-height-base);
    color: var(--accent-black);
    background-color: var(--white);
    overflow-x: hidden;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 600;
    line-height: 1.3;
    margin-bottom: var(--spacing-sm);
    color: var(--accent-black);
}

h1 { 
    font-size: 2.75rem; 
    font-weight: 700;
}
h2 { 
    font-size: 2.25rem; 
    font-weight: 600;
}
h3 { 
    font-size: 1.875rem; 
    font-weight: 600;
}
h4 { 
    font-size: 1.5rem; 
    font-weight: 500;
}
h5 { 
    font-size: 1.25rem; 
    font-weight: 500;
}
h6 { 
    font-size: 1rem; 
    font-weight: 500;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--medium-gray);
    font-weight: 400;
}

a {
    color: var(--primary-blue);
    text-decoration: none;
    transition: var(--transition-fast);
}

a:hover {
    color: var(--dark-blue);
    text-decoration: underline;
}

/* Header and Navigation */
.header-section {
    position: relative;
    z-index: 1000;
}

.navbar {
    background-color: var(--white);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-sm) 0;
    transition: var(--transition-normal);
    border-bottom: 1px solid var(--border-gray);
}

.navbar-brand {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--accent-black) !important;
    display: flex;
    align-items: center;
    text-decoration: none;
}

.navbar-brand:hover {
    color: var(--primary-blue) !important;
    text-decoration: none;
}

.navbar-brand img {
    height: 40px;
    width: auto;
    margin-right: var(--spacing-xs);
    border-radius: var(--border-radius-sm);
}

.nav-link {
    color: var(--accent-black) !important;
    font-family: var(--font-body);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm) !important;
    margin: 0 var(--spacing-xs);
    border-radius: var(--border-radius-sm);
    transition: var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-blue) !important;
    background-color: var(--light-blue);
}

.navbar-toggler {
    border: none;
    padding: var(--spacing-xs);
    color: var(--accent-black);
}

.navbar-toggler:focus {
    box-shadow: none;
}

/* Hero Section */
.hero-section {
    background: var(--gradient-hero);
    color: var(--white);
    padding: 120px 0 80px;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../images/modern_hospital_hallway.jpg') center/cover;
    opacity: 0.15;
    z-index: 1;
}

.hero-section .container {
    position: relative;
    z-index: 2;
}

.hero-section h1 {
    font-family: var(--font-heading);
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: var(--spacing-md);
    color: var(--white);
}

.hero-section .lead {
    font-family: var(--font-body);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-xl);
    opacity: 0.95;
    font-weight: 400;
}

/* Buttons */
.btn {
    font-family: var(--font-body);
    padding: 12px 24px;
    border-radius: var(--border-radius-md);
    font-weight: 500;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    transition: var(--transition-normal);
    border: 2px solid transparent;
    cursor: pointer;
    text-transform: none;
}

.btn i {
    margin-right: var(--spacing-xs);
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    border-color: var(--primary-blue);
}

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

.btn-secondary {
    background: var(--gradient-secondary);
    color: var(--white);
    border-color: var(--secondary-green);
}

.btn-secondary:hover {
    background: var(--dark-green);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-light {
    background: var(--white);
    color: var(--accent-black);
    border-color: var(--white);
}

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

.btn-outline-light {
    background: transparent;
    color: var(--white);
    border-color: var(--white);
}

.btn-outline-light:hover {
    background: var(--white);
    color: var(--accent-black);
    transform: translateY(-2px);
}

.btn-danger {
    background: var(--emergency-red);
    color: var(--white);
    border-color: var(--emergency-red);
}

.btn-danger:hover {
    background: #c82333;
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1.125rem;
}

/* Sections */
.section {
    padding: var(--spacing-xl) 0;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-black);
    margin-bottom: var(--spacing-sm);
}

.section-subtitle {
    font-family: var(--font-body);
    font-size: 1.125rem;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-xl);
    font-weight: 400;
}

/* About Section */
.about-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--light-gray);
}

.about-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    height: 100%;
    border: 1px solid var(--border-gray);
}

.about-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary-blue);
}

.about-image {
    margin-bottom: var(--spacing-md);
    border-radius: var(--border-radius-md);
    overflow: hidden;
}

.about-image img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    transition: var(--transition-normal);
}

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

.about-card h3 {
    color: var(--primary-blue);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.about-card h4 {
    color: var(--accent-black);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

/* Services Section */
.services-section {
    padding: var(--spacing-xl) 0;
    background-color: var(--white);
}

.service-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
    height: 100%;
    border: 1px solid var(--border-gray);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
    border-color: var(--primary-blue);
}

.service-icon {
    width: 80px;
    height: 80px;
    background: var(--gradient-primary);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
    transition: var(--transition-normal);
}

.service-icon.emergency {
    background: var(--emergency-red);
}

.service-icon.secondary {
    background: var(--gradient-secondary);
}

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

.service-card:hover .service-icon {
    transform: scale(1.1);
    box-shadow: var(--shadow-md);
}

.service-card h4 {
    color: var(--accent-black);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.service-card p {
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
    font-family: var(--font-body);
}

/* Testimonials Section */
.testimonials-section {
    padding: var(--spacing-xl) 0;
    background: var(--light-gray);
}

.testimonial-card {
    background: var(--white);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-md);
    text-align: center;
    border: 1px solid var(--border-gray);
}

.testimonial-text {
    font-family: var(--font-body);
    font-size: 1.125rem;
    font-style: italic;
    color: var(--medium-gray);
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.testimonial-author {
    font-family: var(--font-heading);
    font-weight: 600;
    color: var(--primary-blue);
}

/* Contact Section */
.contact-section {
    padding: var(--spacing-xl) 0;
    background: var(--gradient-hero);
    color: var(--white);
}

.contact-card {
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--border-radius-lg);
    padding: var(--spacing-lg);
    text-align: center;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: var(--transition-normal);
}

.contact-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-5px);
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto var(--spacing-md);
}

.contact-icon i {
    font-size: 1.5rem;
    color: var(--primary-blue);
}

.contact-info h4 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.contact-info p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: 0;
    font-family: var(--font-body);
}

.contact-info a {
    color: var(--white);
    text-decoration: none;
}

.contact-info a:hover {
    color: var(--light-blue);
    text-decoration: underline;
}

/* CTA Section */
.cta-section {
    padding: var(--spacing-xl) 0;
    background: var(--primary-blue);
    color: var(--white);
    text-align: center;
}

.cta-section h3 {
    color: var(--white);
    margin-bottom: var(--spacing-sm);
    font-family: var(--font-heading);
}

.cta-section p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-body);
}

/* Footer */
.footer {
    background: var(--accent-black);
    color: var(--white);
    padding: var(--spacing-xl) 0 var(--spacing-lg);
}

.footer-brand a {
    color: var(--white);
    font-family: var(--font-heading);
    font-size: 1.25rem;
    font-weight: 700;
    text-decoration: none;
}

.footer-brand a:hover {
    color: var(--light-blue);
    text-decoration: none;
}

.footer h6 {
    color: var(--light-blue);
    font-family: var(--font-heading);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
}

.footer ul {
    list-style: none;
    padding: 0;
}

.footer ul li {
    margin-bottom: var(--spacing-xs);
}

.footer ul li a {
    color: rgba(255, 255, 255, 0.8);
    font-family: var(--font-body);
    text-decoration: none;
    transition: var(--transition-fast);
}

.footer ul li a:hover {
    color: var(--light-blue);
    text-decoration: none;
}

.footer .contact-info p {
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: var(--spacing-xs);
    font-family: var(--font-body);
}

.footer .contact-info a {
    color: rgba(255, 255, 255, 0.8);
    text-decoration: none;
}

.footer .contact-info a:hover {
    color: var(--light-blue);
    text-decoration: none;
}

/* Scroll to Top Button */
.scroll-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--gradient-primary);
    color: var(--white);
    border: none;
    border-radius: 50%;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-normal);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-md);
}

.scroll-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.scroll-to-top:hover {
    background: var(--dark-blue);
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

/* Animations */
.fade-in {
    opacity: 0;
    transform: translateY(30px);
    transition: var(--transition-slow);
}

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

.slide-in-left {
    opacity: 0;
    transform: translateX(-50px);
    transition: var(--transition-slow);
}

.slide-in-left.visible {
    opacity: 1;
    transform: translateX(0);
}

.slide-in-right {
    opacity: 0;
    transform: translateX(50px);
    transition: var(--transition-slow);
}

.slide-in-right.visible {
    opacity: 1;
    transform: translateX(0);
}

/* Form Styles */
.form-control {
    border: 2px solid var(--border-gray);
    border-radius: var(--border-radius-md);
    padding: 12px 16px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 0.2rem rgba(0, 123, 255, 0.25);
    outline: none;
}

.form-label {
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--accent-black);
    margin-bottom: var(--spacing-xs);
}

/* Alert Styles */
.alert {
    border-radius: var(--border-radius-md);
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    border: 1px solid transparent;
}

.alert-info {
    background-color: var(--light-blue);
    border-color: var(--primary-blue);
    color: var(--dark-blue);
}

.alert-success {
    background-color: var(--light-green);
    border-color: var(--secondary-green);
    color: var(--dark-green);
}

.alert h5 {
    color: inherit;
    font-family: var(--font-heading);
}

/* Loading States */
.loading-btn {
    position: relative;
    overflow: hidden;
}

.loading-btn.loading {
    color: transparent;
}

.loading-btn.loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 2px solid transparent;
    border-top: 2px solid currentColor;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* Accessibility */
.keyboard-navigation *:focus {
    outline: 2px solid var(--primary-blue) !important;
    outline-offset: 2px !important;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section h1 {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .service-card {
        margin-bottom: var(--spacing-lg);
    }
    
    .btn {
        width: 100%;
        margin-bottom: var(--spacing-sm);
    }
    
    .btn:last-child {
        margin-bottom: 0;
    }
}

@media (max-width: 576px) {
    .hero-section {
        padding: 100px 0 60px;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .section {
        padding: var(--spacing-lg) 0;
    }
    
    .navbar-brand {
        font-size: 1.25rem;
    }
}

/* Print Styles */
@media print {
    .navbar,
    .scroll-to-top,
    .btn {
        display: none !important;
    }
    
    .hero-section {
        background: none !important;
        color: var(--accent-black) !important;
    }
    
    * {
        box-shadow: none !important;
    }
}