/* Paediatric Home Ventilator Caregiver Education (e-PHVE) — enterprise healthcare theme */
/* Luxury Healthcare Design: Deep Navy, Emerald Green, Soft Gold */

:root {
    /* Primary Colors - Deep Medical Navy */
    --primary-color: #0B2C48;
    --primary-dark: #081A28;
    --primary-light: #0E3A5C;
    --primary-lighter: #0F4A74;
    
    /* Secondary Colors - Emerald Medical Green */
    --secondary-color: #1F8A70;
    --secondary-dark: #176B57;
    --secondary-light: #27A085;
    --secondary-lighter: #2FB89A;
    
    /* Accent Colors - Soft Gold */
    --accent-color: #C9A24D;
    --accent-dark: #B08A3A;
    --accent-light: #D9B560;
    --accent-lighter: #E9C873;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --card-bg: #FFFFFF;
    --background: #F5F7FA;
    --light-gray: #E5E7EB;
    --medium-gray: #D1D5DB;
    --border-color: #D1D5DB;
    --text-primary: #1F2937;
    --text-muted: #6B7280;
    
    /* Legacy aliases for compatibility */
    --off-white: var(--background);
    --dark-text: var(--text-primary);
    
    /* Utility Colors (for alerts, errors, etc.) */
    --danger-color: #ef4444;
    --danger-dark: #991b1b;
    --info-color: #3b82f6;
    --info-dark: #1e40af;
    
    /* Opacity Variables for RGBA */
    --primary-rgb: 11, 44, 72;
    --secondary-rgb: 31, 138, 112;
    --accent-rgb: 201, 162, 77;
    --white-rgb: 255, 255, 255;
    --black-rgb: 0, 0, 0;
    --danger-rgb: 239, 68, 68;
    --info-rgb: 59, 130, 246;
    
    /* Background Gradients - Using Variables */
    --bg-gradient-primary: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-light) 100%);
    --bg-gradient-soft: linear-gradient(135deg, var(--background) 0%, var(--light-gray) 100%);
    --bg-gradient-hero: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 50%, var(--primary-color) 100%);
    
    /* Shadows - Premium & Subtle - Using Variables */
    --shadow-sm: 0 1px 3px rgba(var(--primary-rgb), 0.08);
    --shadow: 0 4px 12px rgba(var(--primary-rgb), 0.12);
    --shadow-md: 0 6px 20px rgba(var(--primary-rgb), 0.15);
    --shadow-lg: 0 10px 30px rgba(var(--primary-rgb), 0.18);
    --shadow-xl: 0 20px 40px rgba(var(--primary-rgb), 0.2);
    
    /* Typography */
    --font-family-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-family-arabic: 'Cairo', 'Segoe UI', sans-serif;
    --font-weight-light: 300;
    --font-weight-normal: 400;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    
    /* Spacing - Premium & Generous */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    
    /* Border Radius - Elegant & Modern */
    --radius-sm: 6px;
    --radius: 10px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 20px;
    --radius-full: 50px;
    
    /* Transitions - Smooth & Professional */
    --transition-fast: 0.2s ease;
    --transition: 0.3s ease;
    --transition-slow: 0.5s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    background: var(--background);
    color: var(--text-primary);
    line-height: 1.7;
    font-family: var(--font-family-primary);
    font-weight: var(--font-weight-normal);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* Typography Enhancements */
h1, h2, h3, h4, h5, h6 {
    font-weight: var(--font-weight-bold);
    color: var(--primary-color);
    line-height: 1.3;
    letter-spacing: -0.02em;
}

h1 { font-size: 2.5rem; margin-bottom: 1.5rem; }
h2 { font-size: 2rem; margin-bottom: 1.25rem; }
h3 { font-size: 1.5rem; margin-bottom: 1rem; }
h4 { font-size: 1.25rem; margin-bottom: 0.75rem; }
h5 { font-size: 1.1rem; margin-bottom: 0.5rem; }
h6 { font-size: 1rem; margin-bottom: 0.5rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-primary);
}

/* Navbar - Premium Medical Authority */
.navbar {
    background: var(--white) !important;
    box-shadow: var(--shadow);
    padding: 1rem 0;
    border-bottom: 1px solid var(--medium-gray);
}

.navbar-brand {
    color: var(--primary-color) !important;
    font-size: 1.5rem;
    font-weight: var(--font-weight-bold);
    letter-spacing: -0.01em;
    transition: var(--transition);
}

.navbar-brand:hover {
    color: var(--primary-light) !important;
}

.navbar-brand i {
    color: var(--secondary-color);
    margin-right: 0.5rem;
}

.nav-link {
    color: var(--text-primary) !important;
    transition: var(--transition);
    font-weight: var(--font-weight-semibold);
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius);
    margin: 0 0.25rem;
}

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

.nav-link.active {
    color: var(--primary-color) !important;
    background: rgba(var(--primary-rgb), 0.08);
}

.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-md);
    border-radius: var(--radius-md);
    padding: 0.5rem;
    margin-top: 0.5rem;
}

.dropdown-item {
    border-radius: var(--radius);
    padding: 0.5rem 1rem;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: var(--light-gray);
    color: var(--primary-color);
}

/* Hero — legacy image hero (not used on homepage when .rh-hero is present) */
.hero-section:not(.rh-hero) {
    background: var(--bg-gradient-hero);
    background-image: url('../images/hero/medical-hero.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
    overflow: hidden;
    border-radius: var(--radius-xl);
    padding: 4rem 2rem;
    color: var(--white);
    box-shadow: var(--shadow-xl);
    min-height: 500px;
    display: flex;
    align-items: center;
}

.hero-section:not(.rh-hero) {
    background-image: url('../images/hero/medical-hero.jpg'), var(--bg-gradient-hero);
}

.hero-section:not(.rh-hero)::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.85) 0%, rgba(var(--primary-rgb), 0.75) 100%);
    z-index: 1;
}

.hero-section:not(.rh-hero)::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle, rgba(var(--secondary-rgb), 0.15) 0%, transparent 70%);
    animation: pulse 20s infinite;
    z-index: 2;
}

.hero-section > * {
    position: relative;
    z-index: 3;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.1); opacity: 0.8; }
}

.hero-section h1 {
    color: var(--white);
    font-size: 3rem;
    font-weight: var(--font-weight-bold);
    text-shadow: 0 2px 10px rgba(var(--black-rgb), 0.2);
    margin-bottom: 1.5rem;
}

.hero-section .lead {
    color: rgba(var(--white-rgb), 0.95);
    font-size: 1.25rem;
    font-weight: var(--font-weight-normal);
    line-height: 1.8;
    text-shadow: 0 1px 5px rgba(var(--black-rgb), 0.1);
}

.bg-gradient-primary {
    background: var(--bg-gradient-primary) !important;
}

/* Cards - Premium Medical Design */
.card {
    border: none;
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    overflow: hidden;
    box-shadow: var(--shadow);
    background: var(--card-bg);
}

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

.section-card {
    background: var(--card-bg);
    border-top: 4px solid var(--secondary-color);
    height: 100%;
    position: relative;
    overflow: hidden;
    transition: all var(--transition);
}

.section-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    opacity: 0;
    transition: opacity var(--transition);
    z-index: 0;
    background-color: var(--card-bg); /* Fallback color */
}

.section-card:hover::before {
    opacity: 0.15;
}

.section-card:hover {
    border-top-color: var(--secondary-dark);
}

.section-card > * {
    position: relative;
    z-index: 1;
}

/* Section-specific background images */
.section-card[data-section="patient"]::before {
    background-image: url('../images/sections/patient-zone.jpg');
}

.section-card[data-section="nursing"]::before {
    background-image: url('../images/sections/nursing-zone.jpg');
}

.section-card[data-section="clinical"]::before {
    background-image: url('../images/sections/clinical-zone.jpg');
}

.section-card[data-section="department"]::before {
    background-image: url('../images/sections/department-overview.jpg');
}

.section-icon {
    transition: var(--transition);
    color: var(--secondary-color);
}

.section-card:hover .section-icon {
    transform: scale(1.1) rotate(5deg);
    color: var(--secondary-dark);
}

.card-header {
    background: var(--primary-color);
    color: var(--white);
    border: none;
    padding: 1.25rem 1.5rem;
    font-weight: var(--font-weight-semibold);
}

.card-body {
    padding: 1.5rem;
}

/* Buttons - Premium Medical Style */
.btn {
    border-radius: var(--radius);
    padding: 0.75rem 1.5rem;
    font-weight: var(--font-weight-semibold);
    transition: all var(--transition);
    border: none;
    letter-spacing: 0.01em;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--white);
    box-shadow: var(--shadow-sm);
}

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

.btn-primary:active {
    transform: translateY(0);
}

.btn-secondary {
    background: var(--medium-gray);
    color: var(--text-primary);
}

.btn-secondary:hover {
    background: var(--text-muted);
    color: var(--white);
}

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

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

.btn-outline-secondary {
    border: 2px solid var(--border-color);
    color: var(--text-muted);
    background: transparent;
}

.btn-outline-secondary:hover {
    background: var(--medium-gray);
    border-color: var(--medium-gray);
    color: var(--text-primary);
}

.btn-light {
    background: var(--white);
    color: var(--primary-color);
    box-shadow: var(--shadow-sm);
}

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

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Content Pages - Premium Medical Layout */
.content-page {
    background: var(--card-bg);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow);
    margin-bottom: 2rem;
}

/* Section Header with Background Image */
.section-header {
    position: relative;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    margin-bottom: 2rem;
    overflow: hidden;
}

.section-header::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(var(--primary-rgb), 0.9) 0%, rgba(var(--primary-rgb), 0.8) 100%);
    z-index: 1;
}

.section-header > * {
    position: relative;
    z-index: 2;
    color: var(--white);
}

.section-header h1,
.section-header .lead {
    color: var(--white);
    text-shadow: 0 2px 8px rgba(var(--black-rgb), 0.3);
}

.content-page h1 {
    color: var(--primary-color);
    border-bottom: 3px solid var(--secondary-color);
    padding-bottom: 1rem;
    margin-bottom: 2rem;
}

.content-page h2 {
    color: var(--primary-color);
    margin-top: 2.5rem;
    margin-bottom: 1.25rem;
    padding-top: 1rem;
    border-top: 1px solid var(--medium-gray);
}

.content-page h3 {
    color: var(--primary-light);
    margin-top: 2rem;
    margin-bottom: 1rem;
}

.content-page ul, .content-page ol {
    margin-left: 2rem;
    margin-bottom: 1.5rem;
    color: var(--text-primary);
}

.content-page li {
    margin-bottom: 0.75rem;
    line-height: 1.8;
}

.content-page .content-section .content-block {
    margin-bottom: 20px;
}

.content-page .content-list li {
    margin-bottom: 8px;
}

.content-page img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-md);
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

.content-page video {
    max-width: 100%;
    border-radius: var(--radius-md);
    margin: 2rem 0;
    box-shadow: var(--shadow-md);
}

/* Breadcrumb - Premium Style */
.breadcrumb {
    background: var(--card-bg);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-sm);
    margin-bottom: 2rem;
}

.breadcrumb-item a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: var(--font-weight-semibold);
    transition: var(--transition);
}

.breadcrumb-item a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

.breadcrumb-item.active {
    color: var(--text-muted);
    font-weight: var(--font-weight-normal);
}

.breadcrumb-item + .breadcrumb-item::before {
    content: "›";
    color: var(--text-muted);
    padding: 0 0.5rem;
}

/* Admin Dashboard - Premium Medical Admin */
.admin-card {
    background: var(--card-bg);
    border-left: 4px solid var(--secondary-color);
    border-radius: var(--radius-md);
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: var(--shadow);
    transition: all var(--transition);
}

.admin-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
    border-left-color: var(--secondary-dark);
}

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

.admin-card i {
    color: var(--secondary-color);
}

/* Tables - Premium Medical Tables */
.table {
    background: var(--card-bg);
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
}

.table thead {
    background: var(--primary-color);
    color: var(--white);
}

.table thead th {
    border: none;
    padding: 1rem 1.5rem;
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    font-size: 0.875rem;
    letter-spacing: 0.05em;
}

.table tbody tr {
    transition: background-color var(--transition);
    border-bottom: 1px solid var(--medium-gray);
}

.table tbody tr:hover {
    background-color: rgba(var(--secondary-rgb), 0.05);
}

.table tbody td {
    padding: 1rem 1.5rem;
    vertical-align: middle;
}

.table-hover tbody tr:hover {
    background-color: rgba(var(--secondary-rgb), 0.08);
}

/* Forms - Premium Medical Forms */
.form-control, .form-select {
    border-radius: var(--radius);
    border: 2px solid var(--border-color);
    padding: 0.75rem 1rem;
    transition: all var(--transition);
    font-size: 1rem;
    background: var(--card-bg);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(var(--primary-rgb), 0.15);
    outline: none;
    background: var(--card-bg);
}

.form-label {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.95rem;
}

.input-group-text {
    background: var(--primary-color);
    color: var(--white);
    border: 2px solid var(--primary-color);
    border-radius: var(--radius) 0 0 var(--radius);
    padding: 0.75rem 1rem;
}

.input-group .form-control {
    border-left: none;
}

.input-group .form-control:focus {
    border-left: 2px solid var(--primary-color);
}

.form-check-input:checked {
    background-color: var(--primary-color);
    border-color: var(--primary-color);
}

.form-check-input:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(var(--primary-rgb), 0.15);
}

/* Alerts - Premium Medical Alerts */
.alert {
    border-radius: var(--radius-md);
    border: none;
    padding: 1rem 1.5rem;
    box-shadow: var(--shadow-sm);
    font-weight: var(--font-weight-normal);
}

.alert-primary {
    background: rgba(var(--primary-rgb), 0.1);
    color: var(--primary-dark);
    border-left: 4px solid var(--primary-color);
}

.alert-success {
    background: rgba(var(--secondary-rgb), 0.1);
    color: var(--secondary-dark);
    border-left: 4px solid var(--secondary-color);
}

.alert-danger {
    background: rgba(var(--danger-rgb), 0.1);
    color: var(--danger-dark);
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background: rgba(var(--accent-rgb), 0.1);
    color: var(--accent-dark);
    border-left: 4px solid var(--accent-color);
}

.alert-info {
    background: rgba(var(--info-rgb), 0.1);
    color: var(--info-dark);
    border-left: 4px solid var(--info-color);
}

.alert-dismissible .btn-close {
    padding: 0.75rem 1rem;
}

/* Badges - Premium Medical Badges */
.badge {
    padding: 0.5rem 0.75rem;
    border-radius: var(--radius);
    font-weight: var(--font-weight-semibold);
    font-size: 0.875rem;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.bg-success {
    background-color: var(--secondary-color) !important;
}

.bg-info {
    background-color: var(--primary-lighter) !important;
}

.bg-secondary {
    background-color: var(--text-muted) !important;
}

/* Media Gallery - Premium Medical Gallery */
.media-gallery {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
    margin: 2rem 0;
}

.media-item {
    position: relative;
    border-radius: var(--radius-md);
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all var(--transition);
    background: var(--card-bg);
}

.media-item:hover {
    transform: translateY(-4px) scale(1.02);
    box-shadow: var(--shadow-lg);
}

.media-item img {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.media-item video {
    width: 100%;
    height: 220px;
    object-fit: cover;
    display: block;
}

.media-caption {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(var(--primary-rgb), 0.9), transparent);
    color: var(--white);
    padding: 1.25rem;
    font-size: 0.95rem;
    font-weight: var(--font-weight-semibold);
}

/* Footer - Premium Medical Footer */
footer {
    background: var(--primary-color);
    color: var(--white);
    padding: 3rem 0 2rem;
    margin-top: 4rem;
    box-shadow: 0 -4px 12px rgba(var(--primary-rgb), 0.1);
}

footer h5 {
    color: var(--white);
    margin-bottom: 1rem;
    font-weight: var(--font-weight-bold);
}

footer .text-primary {
    color: var(--secondary-color) !important;
}

footer .text-muted {
    color: rgba(var(--white-rgb), 0.7) !important;
}

footer a {
    color: rgba(var(--white-rgb), 0.8);
    text-decoration: none;
    transition: var(--transition);
}

footer a:hover {
    color: var(--secondary-color);
}

/* Search Section */
.card.shadow-sm {
    box-shadow: var(--shadow) !important;
}

/* Print Styles */
@media print {
    .navbar, .footer, .btn, .breadcrumb {
        display: none !important;
    }
    
    .content-page {
        box-shadow: none;
        padding: 0;
        border: none;
    }
    
    body {
        background: white;
    }
    
    .hero-section {
        background: var(--primary-color) !important;
        -webkit-print-color-adjust: exact;
        print-color-adjust: exact;
    }
}

/* Responsive Images */
.medical-image {
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
}

.medical-image-responsive {
    max-width: 100%;
    height: auto;
    display: block;
}

/* Responsive Design */
@media (max-width: 768px) {
    .hero-section {
        padding: 2.5rem 1.5rem !important;
        min-height: 400px;
        background-size: cover;
        background-position: center;
    }
    
    .hero-section h1 {
        font-size: 2rem;
    }
    
    .hero-section .lead {
        font-size: 1.1rem;
    }
    
    .section-header {
        padding: 2rem 1.5rem;
    }
    
    .content-page {
        padding: 1.5rem;
    }
    
    .media-gallery {
        grid-template-columns: 1fr;
    }
    
    .admin-card {
        padding: 1.5rem;
    }
    
    h1 { font-size: 2rem; }
    h2 { font-size: 1.75rem; }
    h3 { font-size: 1.5rem; }
}

@media (max-width: 576px) {
    .hero-section {
        min-height: 350px;
        padding: 2rem 1rem !important;
    }
    
    .hero-section h1 {
        font-size: 1.75rem;
    }
    
    .section-header {
        padding: 1.5rem 1rem;
    }
    
    .content-page {
        padding: 1rem;
    }
    
    .btn {
        padding: 0.625rem 1.25rem;
        font-size: 0.9rem;
    }
}

/* High DPI / Retina Display Support */
@media (-webkit-min-device-pixel-ratio: 2), (min-resolution: 192dpi) {
    .hero-section {
        background-image: url('../images/hero/medical-hero@2x.jpg');
    }
    
    .section-card[data-section="patient"]::before {
        background-image: url('../images/sections/patient-zone@2x.jpg');
    }
    
    .section-card[data-section="nursing"]::before {
        background-image: url('../images/sections/nursing-zone@2x.jpg');
    }
    
    .section-card[data-section="clinical"]::before {
        background-image: url('../images/sections/clinical-zone@2x.jpg');
    }
    
    .section-card[data-section="department"]::before {
        background-image: url('../images/sections/department-overview@2x.jpg');
    }
}

/* Loading Animation */
.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid rgba(var(--primary-rgb), 0.2);
    border-radius: 50%;
    border-top-color: var(--primary-color);
    animation: spin 1s ease-in-out infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

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

/* Custom Scrollbar - Premium Medical */
::-webkit-scrollbar {
    width: 12px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--primary-color);
    border-radius: 6px;
    border: 2px solid var(--light-gray);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--primary-dark);
}

/* Text Utilities */
.text-primary {
    color: var(--primary-color) !important;
}

.text-secondary {
    color: var(--secondary-color) !important;
}

.text-muted {
    color: var(--text-muted) !important;
}

/* Background Utilities */
.bg-light {
    background-color: var(--light-gray) !important;
}

.bg-white {
    background-color: var(--white) !important;
}

/* Additional Premium Touches */
.shadow-sm {
    box-shadow: var(--shadow-sm) !important;
}

.shadow {
    box-shadow: var(--shadow) !important;
}

.shadow-lg {
    box-shadow: var(--shadow-lg) !important;
}

.rounded {
    border-radius: var(--radius) !important;
}

.rounded-lg {
    border-radius: var(--radius-lg) !important;
}

/* Focus States for Accessibility */
*:focus-visible {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

.btn:focus-visible {
    outline: 2px solid var(--secondary-color);
    outline-offset: 2px;
}

/* Admin sidebar (logged-in admin, /admin/* routes) */
.admin-sidebar .nav-link {
    color: var(--text-primary);
}
.admin-sidebar .nav-link:hover {
    background: rgba(var(--primary-rgb), 0.06);
}
.admin-sidebar .nav-link.active {
    background: rgba(var(--secondary-rgb), 0.12);
    color: var(--primary-color);
    font-weight: 600;
}
/* =============================================================================
   Modern UI refresh — Inter / Cairo, transitions, cards, hero, sticky header
   ============================================================================= */

html[dir="ltr"] body.rh-body {
    font-family: var(--font-family-primary);
}

body.rh-body {
    animation: rhFadeIn 0.55s ease-out both;
}

@keyframes rhFadeIn {
    from {
        opacity: 0;
    }
    to {
        opacity: 1;
    }
}

/* Sticky navbar + scroll shadow */
.navbar.rh-navbar {
    position: sticky;
    top: 0;
    z-index: 1030;
    padding-top: 0.875rem;
    padding-bottom: 0.875rem;
    border-bottom: 1px solid rgba(var(--primary-rgb), 0.06);
    box-shadow: 0 1px 0 rgba(var(--white-rgb), 0.8) inset;
    transition:
        box-shadow 0.3s ease,
        background-color 0.3s ease,
        border-color 0.3s ease;
}

.navbar.rh-navbar.navbar-scrolled {
    box-shadow:
        0 8px 32px rgba(var(--primary-rgb), 0.12),
        0 2px 8px rgba(var(--primary-rgb), 0.06);
    border-bottom-color: transparent;
    background: rgba(var(--white-rgb), 0.92) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

.navbar.rh-navbar .navbar-brand,
.navbar.rh-navbar .nav-link,
.navbar.rh-navbar .dropdown-item,
.navbar.rh-navbar button.nav-link {
    transition:
        color 0.3s ease,
        background-color 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease;
}

.navbar.rh-navbar .nav-link:hover {
    transform: translateY(-1px);
}

/* Hero — layered gradients, rounded, soft shadow */
.hero-section.rh-hero {
    position: relative;
    overflow: hidden;
    display: flex;
    align-items: center;
    border-radius: 16px;
    min-height: clamp(320px, 52vh, 560px);
    padding: clamp(2rem, 5vw, 4rem) clamp(1.25rem, 4vw, 2.5rem);
    box-shadow:
        0 20px 50px rgba(var(--primary-rgb), 0.25),
        0 4px 16px rgba(var(--primary-rgb), 0.12);
    background-color: var(--primary-dark);
    background-image:
        linear-gradient(
            145deg,
            rgba(8, 26, 40, 0.25) 0%,
            rgba(11, 44, 72, 0.55) 45%,
            rgba(31, 138, 112, 0.35) 100%
        ),
        linear-gradient(135deg, #081a28 0%, #0b2c48 38%, #1a6fa8 88%, #0e3a5c 100%);
    background-size: cover;
    background-position: center;
}

.hero-section.rh-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(
        125deg,
        rgba(var(--primary-rgb), 0.88) 0%,
        rgba(14, 58, 92, 0.72) 50%,
        rgba(var(--secondary-rgb), 0.22) 100%
    );
}

.hero-section.rh-hero::after {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 200%;
    height: 200%;
    z-index: 2;
    background: radial-gradient(
        ellipse 80% 60% at 80% 20%,
        rgba(201, 162, 77, 0.12) 0%,
        transparent 55%
    );
    animation: rhHeroGlow 14s ease-in-out infinite alternate;
}

/* Dynamic hero background from admin settings */
.hero-section.rh-hero.rh-hero-dynamic-bg {
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.hero-section.rh-hero.rh-hero-dynamic-bg::before {
    background: rgba(0, 0, 0, 0.5);
}

@keyframes rhHeroGlow {
    0% {
        opacity: 0.45;
        transform: scale(1);
    }
    100% {
        opacity: 0.85;
        transform: scale(1.05);
    }
}

.hero-section.rh-hero .btn-light {
    border-radius: 0.75rem;
    font-weight: var(--font-weight-semibold);
    padding: 0.85rem 1.75rem;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.hero-section.rh-hero .btn-light:hover {
    transform: translateY(-3px) scale(1.02);
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.2);
}

/* Search card */
.rh-search-card {
    border-radius: 14px !important;
    border: 1px solid rgba(var(--primary-rgb), 0.06);
    box-shadow: 0 8px 24px rgba(var(--primary-rgb), 0.08) !important;
    transition: box-shadow 0.3s ease;
}

.rh-search-card:focus-within {
    box-shadow:
        0 12px 36px rgba(var(--primary-rgb), 0.12),
        0 0 0 3px rgba(var(--secondary-rgb), 0.12);
}

.rh-result-card {
    border-radius: 14px !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.rh-result-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 40px rgba(var(--primary-rgb), 0.12) !important;
}

.rh-search-card .form-control {
    border-radius: 12px;
    border: 1px solid var(--border-color);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

/* Section heading */
.rh-section-title {
    animation: rhFadeInUp 0.65s ease-out 0.1s both;
}

@keyframes rhFadeInUp {
    from {
        opacity: 0;
        transform: translateY(0.75rem);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Section cards — grid + hover scale + glow */
.section-card.rh-section-card {
    border-radius: 14px !important;
    border: 1px solid rgba(var(--primary-rgb), 0.06);
    border-top: 4px solid var(--secondary-color);
    transition:
        transform 0.3s ease,
        box-shadow 0.3s ease,
        border-color 0.3s ease;
    will-change: transform;
}

.section-card.rh-section-card:hover {
    transform: scale(1.03) translateY(-4px);
    box-shadow:
        0 20px 48px rgba(var(--primary-rgb), 0.14),
        0 2px 8px rgba(var(--secondary-rgb), 0.12),
        0 0 0 1px rgba(var(--secondary-rgb), 0.15),
        0 0 40px rgba(var(--secondary-rgb), 0.18);
    border-top-color: var(--secondary-light);
}

.section-card.rh-section-card .section-icon i {
    transition: transform 0.3s ease, color 0.3s ease, filter 0.3s ease;
}

.section-card.rh-section-card:hover .section-icon i {
    transform: scale(1.08);
    filter: drop-shadow(0 4px 12px rgba(var(--secondary-rgb), 0.45));
}

/* Avoid double transform conflict with generic .card */
.card:not(.section-card):hover {
    transform: translateY(-4px);
}

/* Primary buttons — blue gradient */
.btn-primary {
    background: linear-gradient(135deg, #1e5a8a 0%, #0b2c48 42%, #2563a8 100%) !important;
    color: var(--white) !important;
    border: none !important;
    border-radius: 0.75rem !important;
    box-shadow: 0 4px 16px rgba(11, 44, 72, 0.35);
    transition: transform 0.3s ease, box-shadow 0.3s ease, filter 0.3s ease;
}

.btn-primary:hover {
    background: linear-gradient(135deg, #2563a8 0%, #0e3a5c 45%, #0b2c48 100%) !important;
    filter: brightness(1.08);
    transform: translateY(-2px);
    box-shadow: 0 10px 28px rgba(11, 44, 72, 0.45);
    color: var(--white) !important;
}

.btn-primary:active {
    transform: translateY(0);
}

/* Global interactive polish */
a,
button:not(:disabled),
.btn,
.nav-link,
.dropdown-item,
input[type="submit"],
.navbar.rh-navbar .navbar-toggler {
    transition:
        color 0.3s ease,
        background-color 0.3s ease,
        border-color 0.3s ease,
        transform 0.3s ease,
        box-shadow 0.3s ease,
        opacity 0.3s ease;
}

/* Footer */
.rh-footer {
    padding: 2.5rem 0;
    margin-top: auto;
    border-top: 1px solid rgba(var(--primary-rgb), 0.08);
    background: linear-gradient(180deg, rgba(var(--primary-rgb), 0.02) 0%, transparent 100%);
}

/* Auth pages (login / register) */
body.rh-auth-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    background: linear-gradient(135deg, #0b2c48 0%, #081a28 50%, #0b2c48 100%);
}

body.rh-auth-page::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 50%, rgba(31, 138, 112, 0.12) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(201, 162, 77, 0.08) 0%, transparent 50%);
    pointer-events: none;
}

body.rh-auth-page .rh-auth-card {
    position: relative;
    z-index: 1;
    border-radius: 16px !important;
    box-shadow: 0 24px 80px rgba(0, 0, 0, 0.28) !important;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

body.rh-auth-page .rh-auth-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 28px 90px rgba(0, 0, 0, 0.32) !important;
}

/* Admin layout spacing */
.admin-layout-wrap {
    animation: rhFadeIn 0.45s ease-out;
}

@media (max-width: 576px) {
    .hero-section.rh-hero {
        min-height: 280px;
    }

    .navbar.rh-navbar.navbar-scrolled {
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        background: var(--white) !important;
    }
}

/* =============================================================================
   Admin analytics dashboard (Chart.js, stat cards, light/dark)
   ============================================================================= */

.admin-dashboard-analytics {
    --dash-surface: #ffffff;
    --dash-elevated: #f8fafc;
    --dash-text: #0f172a;
    --dash-muted: #64748b;
    --dash-border: rgba(15, 23, 42, 0.08);
    --dash-shadow: 0 4px 24px rgba(15, 23, 42, 0.08);
    --dash-shadow-lg: 0 12px 40px rgba(15, 23, 42, 0.1);
    color: var(--dash-text);
    transition: background 0.3s ease, color 0.3s ease;
}

.admin-dashboard-analytics[data-theme="dark"] {
    --dash-surface: #1e293b;
    --dash-elevated: #0f172a;
    --dash-text: #f1f5f9;
    --dash-muted: #94a3b8;
    --dash-border: rgba(148, 163, 184, 0.12);
    --dash-shadow: 0 4px 24px rgba(0, 0, 0, 0.35);
    --dash-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.45);
}

.admin-dash-title {
    color: var(--dash-text);
    font-size: clamp(1.35rem, 2.5vw, 1.85rem);
}

.admin-dash-title-icon {
    color: #3b82f6;
    margin-inline-end: 0.35rem;
}

.admin-dash-subtitle {
    color: var(--dash-muted);
    font-size: 0.95rem;
}

.admin-theme-toggle .admin-theme-btn {
    border-radius: 10px;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--dash-border);
    background: var(--dash-surface);
    color: var(--dash-muted);
    transition: all 0.3s ease;
}

.admin-theme-toggle .admin-theme-btn:hover {
    color: var(--dash-text);
    border-color: rgba(59, 130, 246, 0.4);
}

.admin-theme-toggle .admin-theme-btn.active {
    background: linear-gradient(135deg, #2563eb, #1d4ed8);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 4px 14px rgba(37, 99, 235, 0.4);
}

.admin-stat-card {
    position: relative;
    background: var(--dash-surface);
    border-radius: 16px;
    border: 1px solid var(--dash-border);
    box-shadow: var(--dash-shadow);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
}

.admin-stat-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--dash-shadow-lg);
}

.admin-stat-card__accent {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    border-radius: 16px 16px 0 0;
}

.admin-stat-card--users .admin-stat-card__accent {
    background: linear-gradient(90deg, #8b5cf6, #6366f1);
}
.admin-stat-card--sections .admin-stat-card__accent {
    background: linear-gradient(90deg, #0ea5e9, #3b82f6);
}
.admin-stat-card--pages .admin-stat-card__accent {
    background: linear-gradient(90deg, #10b981, #059669);
}
.admin-stat-card--media .admin-stat-card__accent {
    background: linear-gradient(90deg, #f59e0b, #ea580c);
}

.admin-stat-card__body {
    padding: 1.35rem 1.25rem 1.5rem;
    text-align: center;
}

.admin-stat-card__icon {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    opacity: 0.95;
}

.admin-stat-card--users .admin-stat-card__icon {
    color: #8b5cf6;
}
.admin-stat-card--sections .admin-stat-card__icon {
    color: #0ea5e9;
}
.admin-stat-card--pages .admin-stat-card__icon {
    color: #10b981;
}
.admin-stat-card--media .admin-stat-card__icon {
    color: #f59e0b;
}

.admin-stat-card__value {
    font-size: clamp(1.75rem, 4vw, 2.25rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--dash-text);
}

.admin-stat-card__label {
    font-size: 0.8125rem;
    color: var(--dash-muted);
    margin-top: 0.35rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}

.admin-chart-card {
    background: var(--dash-surface);
    border-radius: 16px;
    border: 1px solid var(--dash-border);
    box-shadow: var(--dash-shadow);
    padding: 1.25rem 1.25rem 1rem;
    transition: box-shadow 0.3s ease;
}

.admin-chart-card:hover {
    box-shadow: var(--dash-shadow-lg);
}

.admin-chart-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dash-text);
    margin-bottom: 1rem;
    padding-bottom: 0.75rem;
    border-bottom: 1px solid var(--dash-border);
}

.admin-chart-card__canvas-wrap {
    position: relative;
    height: min(360px, 55vh);
    min-height: 220px;
}

.admin-chart-card__canvas-wrap--pie {
    height: min(320px, 48vh);
    min-height: 240px;
    max-width: 400px;
    margin-inline: auto;
}

.admin-dash-section-heading {
    color: var(--dash-text);
}

.admin-quick-card {
    position: relative;
    background: var(--dash-surface);
    border: 1px solid var(--dash-border);
    border-radius: 14px;
    padding: 1.25rem 1.25rem 1.5rem;
    box-shadow: var(--dash-shadow);
    height: 100%;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.admin-quick-card:hover {
    transform: translateY(-2px);
    box-shadow: var(--dash-shadow-lg);
}

.admin-quick-card__title {
    font-size: 1rem;
    font-weight: 700;
    color: var(--dash-text);
    margin-bottom: 0.5rem;
}

.admin-quick-card__title i {
    color: #3b82f6;
    margin-inline-end: 0.35rem;
}

.admin-quick-card__text {
    font-size: 0.875rem;
    color: var(--dash-muted);
    margin-bottom: 1rem;
    line-height: 1.5;
}

.admin-quick-card .btn.stretched-link {
    position: relative;
    z-index: 1;
    border-radius: 10px;
}

/* Admin dashboard sits on light gray main site background */
.admin-main .admin-dashboard-analytics[data-theme="light"] {
    background: transparent;
}

.admin-main .admin-dashboard-analytics[data-theme="dark"] {
    padding: 1rem;
    margin: -0.5rem;
    border-radius: 16px;
    background: var(--dash-elevated);
}

@media (max-width: 767px) {
    .admin-chart-card__canvas-wrap {
        height: 260px;
    }
}

/* =============================================================================
   Homepage HTML hooks — body.rh-page-home + main.rh-home-main (high specificity)
   ============================================================================= */

body.rh-page-home {
    background: var(--background);
}

main.rh-home-main {
    display: block;
    width: 100%;
}

.rh-page-home-inner {
    max-width: 1200px;
    margin-inline: auto;
}

.rh-hero-wrap {
    margin-bottom: 0;
}

body.rh-page-home .rh-hero-icon {
    font-size: clamp(3.5rem, 12vw, 8rem);
    line-height: 1;
    opacity: 0.35;
    color: rgba(255, 255, 255, 0.9);
}

body.rh-page-home .rh-sections-grid .card.section-card.rh-section-card.rh-ui-section-card {
    border-radius: 14px;
}

body.rh-page-home .rh-section-col {
    animation: rhFadeInUp 0.55s ease-out both;
}

body.rh-page-home .rh-section-col:nth-child(1) {
    animation-delay: 0.05s;
}
body.rh-page-home .rh-section-col:nth-child(2) {
    animation-delay: 0.1s;
}
body.rh-page-home .rh-section-col:nth-child(3) {
    animation-delay: 0.15s;
}
body.rh-page-home .rh-section-col:nth-child(4) {
    animation-delay: 0.2s;
}
body.rh-page-home .rh-section-col:nth-child(5) {
    animation-delay: 0.25s;
}
body.rh-page-home .rh-section-col:nth-child(n + 6) {
    animation-delay: 0.3s;
}

/* -----------------------------------------------------------------------------
   Public article typography & media (CMS HTML)
   ----------------------------------------------------------------------------- */
.rh-prose {
    font-size: 1.0625rem;
    line-height: 1.75;
    color: var(--text-primary);
}

.rh-prose p {
    margin-bottom: 1.15em;
}

.rh-prose h1,
.rh-prose h2,
.rh-prose h3,
.rh-prose h4 {
    margin-top: 1.6em;
    margin-bottom: 0.65em;
    font-weight: var(--font-weight-bold);
}

.rh-prose ul,
.rh-prose ol {
    margin-bottom: 1.15em;
    padding-inline-start: 1.35rem;
}

.rh-prose img {
    max-width: 100%;
    height: auto;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    margin: 1rem 0;
}

.rh-prose table {
    width: 100%;
    margin-bottom: 1.25rem;
    border-collapse: collapse;
}

.rh-prose th,
.rh-prose td {
    border: 1px solid var(--border-color);
    padding: 0.5rem 0.75rem;
}

.rh-video-youtube iframe,
.rh-video-mp4 video {
    border-radius: var(--radius-lg);
    overflow: hidden;
}

body.rh-role-viewer:not(.rh-page-admin) .content-page .rh-prose {
    max-width: 48rem;
    margin-inline: auto;
}

/* Search highlights */
mark.rh-search-mark {
    background: rgba(201, 162, 77, 0.38);
    color: inherit;
    padding: 0 0.12em;
    border-radius: 3px;
}

.rh-result-excerpt mark.rh-search-mark {
    font-weight: var(--font-weight-semibold);
}

/* CMS body safe display helpers */
.content-body {
    line-height: 1.8;
}

.content-body img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
}

/* Navbar long site name */
.navbar-brand .rh-site-brand-text {
    display: inline-block;
    max-width: min(100%, 38rem);
    font-size: clamp(0.78rem, 1.35vw, 1.05rem);
    line-height: 1.25;
    vertical-align: middle;
}

@media (max-width: 991px) {
    .navbar-brand .rh-site-brand-text {
        max-width: 14rem;
    }
}

/* Admin layout — enterprise sidebar */
.admin-layout-wrap {
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
    min-height: calc(100vh - 72px);
}

.admin-sidebar {
    background: transparent !important;
    border-inline-end: 1px solid rgba(15, 23, 42, 0.08) !important;
}

.admin-sidebar-inner {
    position: sticky;
    top: 88px;
}

.admin-sidebar-link {
    display: flex;
    align-items: center;
    gap: 0.65rem;
    padding: 0.65rem 0.85rem !important;
    margin-bottom: 0.25rem;
    color: var(--text-primary) !important;
    font-weight: 500;
    border: 1px solid transparent;
    transition:
        background 0.2s ease,
        border-color 0.2s ease,
        transform 0.15s ease,
        box-shadow 0.2s ease;
}

.admin-sidebar-link:hover {
    background: rgba(11, 44, 72, 0.06) !important;
    border-color: rgba(11, 44, 72, 0.06);
    transform: translateX(2px);
}

.admin-sidebar-link.active {
    background: linear-gradient(90deg, rgba(31, 138, 112, 0.14), rgba(11, 44, 72, 0.06)) !important;
    border-color: rgba(31, 138, 112, 0.35);
    color: var(--primary-color) !important;
    font-weight: 600;
    box-shadow: 0 1px 0 rgba(255, 255, 255, 0.6) inset;
}

.admin-sidebar-link__icon {
    font-size: 1.15rem;
    opacity: 0.9;
}

.admin-module-card {
    border-radius: 14px !important;
    overflow: hidden;
}

.admin-page-title {
    font-size: clamp(1.35rem, 2.5vw, 1.75rem);
}

.rh-article-card {
    border-radius: 14px !important;
    transition:
        transform 0.25s ease,
        box-shadow 0.25s ease;
}

.rh-article-card:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md) !important;
}

.rh-latest-num {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.35rem;
}

.rh-home-section-heading {
    letter-spacing: -0.02em;
}

.rh-empty-search {
    border-radius: 16px !important;
}

/* ==========================================================================
   Final glassmorphism design system
   ========================================================================== */
body,
body.rh-body {
    background: #0f172a;
    color: #ffffff;
    overflow-x: hidden;
    font-family: 'Inter', sans-serif;
}

body.rh-body::before {
    content: "";
    position: fixed;
    inset: 0;
    background:
        radial-gradient(circle at 20% 20%, rgba(59, 130, 246, 0.15), transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(16, 185, 129, 0.1), transparent 40%);
    z-index: -1;
    pointer-events: none;
}

.navbar,
.navbar.rh-navbar {
    background: rgba(15, 23, 42, 0.6) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.navbar a,
.navbar .nav-link,
.navbar .navbar-brand,
.navbar .dropdown-item {
    color: #ffffff !important;
    opacity: 0.85;
}

.navbar a:hover,
.navbar .nav-link:hover,
.navbar .navbar-brand:hover,
.navbar .dropdown-item:hover {
    opacity: 1;
}

.hero {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    min-height: 420px;
    background-size: cover !important;
    background-position: center;
    background-repeat: no-repeat;
}

.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(15, 23, 42, 0.6),
        rgba(15, 23, 42, 0.9)
    );
}

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

.search-box {
    background: rgba(255, 255, 255, 0.08) !important;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-radius: 16px;
    padding: 15px;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.search-box input,
.search-box .form-control {
    background: transparent !important;
    border: none !important;
    color: #ffffff !important;
}

.search-box input::placeholder,
.search-box .form-control::placeholder {
    color: rgba(255, 255, 255, 0.6);
}

.section-card {
    background: rgba(255, 255, 255, 0.07) !important;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border-radius: 20px !important;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.12) !important;
    transition: 0.3s;
}

.section-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.4);
}

.card,
.content-page,
.admin-card,
.admin-module-card,
.table,
.breadcrumb,
.dropdown-menu {
    background: rgba(255, 255, 255, 0.05) !important;
}

.btn {
    background: linear-gradient(135deg, #2563eb, #1e40af) !important;
    border: none !important;
    color: #ffffff !important;
    border-radius: 12px !important;
    padding: 10px 18px;
    transition: 0.3s;
}

.btn:hover {
    transform: scale(1.05);
}

h1, h2, h3 {
    color: #ffffff !important;
    font-weight: 600;
}

p {
    color: rgba(255, 255, 255, 0.75);
}

img {
    max-width: 100%;
    border-radius: 12px;
}

.rh-home > section + *,
.rh-home > div + div {
    margin-top: 40px;
}

/* Dashboard background (admin only, excluding login) */
body.has-dashboard-bg {
    background-size: cover !important;
    background-position: center !important;
    background-repeat: no-repeat !important;
    background-attachment: fixed !important;
    position: relative;
}

body.has-dashboard-bg::before {
    content: "";
    position: fixed;
    inset: 0;
    background: rgba(10, 20, 30, var(--rh-dashboard-overlay-opacity, 0.88));
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
    z-index: -1;
    pointer-events: none;
}

body.has-dashboard-bg .card,
body.has-dashboard-bg .admin-card,
body.has-dashboard-bg .table,
body.has-dashboard-bg .content-page {
    background: rgba(20, 30, 40, 0.75) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-radius: 16px;
    color: #fff;
}

/* Sections display modes */
.rh-home-sections .section-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    transition: 0.3s ease;
}

.rh-home-sections .section-card.image-mode {
    background-size: cover !important;
    background-position: center !important;
    color: #fff;
    min-height: 220px;
}

.rh-home-sections .section-card.image-mode .section-overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 20, 30, 0.65);
    backdrop-filter: blur(4px);
    -webkit-backdrop-filter: blur(4px);
}

.rh-home-sections .section-card.image-mode .section-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.rh-home-sections .section-card.image-mode .section-icon {
    opacity: 0.35;
}

.rh-home-sections .section-card.image-mode .card-title,
.rh-home-sections .section-card.image-mode .card-title * {
    color: #fff !important;
}

.rh-home-sections .section-card.classic-mode {
    background: rgba(255, 255, 255, 0.95) !important;
    color: #1a1a1a;
}

.rh-home-sections .section-card.classic-mode .section-overlay {
    display: none;
}

.rh-home-sections .section-card.classic-mode .card-title,
.rh-home-sections .section-card.classic-mode .card-title * {
    color: #1a1a1a !important;
}

.rh-home-sections .section-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.25);
}

/* Shared section card visuals (home + section topics) */
.section-card {
    position: relative;
    border-radius: 20px;
    overflow: hidden;
    transition: 0.3s ease;
}

.section-card.image-mode {
    background-size: cover !important;
    background-position: center !important;
    color: #fff;
    min-height: 230px;
}

.section-card.image-mode .section-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(10, 20, 30, 0.3),
        rgba(10, 20, 30, 0.85)
    );
    backdrop-filter: blur(5px);
    -webkit-backdrop-filter: blur(5px);
}

.section-card.image-mode .section-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.section-card.image-mode i {
    opacity: 0.6;
    font-size: 28px;
}

.section-card.classic-mode {
    background: rgba(255, 255, 255, 0.95) !important;
    color: #222;
}

.section-card.classic-mode .section-overlay {
    display: none;
}

.section-card:hover {
    transform: translateY(-8px) scale(1.02);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.section-card.image-mode h3,
.section-card.image-mode .card-title {
    font-weight: 700;
    text-shadow: 0 3px 12px rgba(0, 0, 0, 0.6);
}

.section-card .btn {
    background: linear-gradient(135deg, #1e3c72, #2a5298) !important;
    border-radius: 30px !important;
    border: none !important;
    color: #fff !important;
    padding: 10px 20px;
}

.btn-glass {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    text-decoration: none;
    background: rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    color: #fff;
    border-radius: 30px;
    padding: 10px 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: 0.3s;
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.35);
    color: #fff;
}

/* Section topic cards use left-aligned body text for readability */
.section-topic-card .section-content {
    text-align: left;
}