/* ==================== Medical Theme - رعايه جو ==================== */

/* ==================== Light Theme (Default) ==================== */
:root {
    /* Primary Colors - Medical Blue */
    --primary: #2563EB;
    --primary-dark: #1E40AF;
    --primary-light: #93C5FD;
    
    /* Secondary Colors */
    --secondary: #06B6D4;
    --success: #10B981;
    --warning: #F59E0B;
    --danger: #EF4444;
    --info: #3B82F6;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light: #F8F9FA;
    --gray-100: #F3F4F6;
    --gray-200: #E5E7EB;
    --gray-300: #D1D5DB;
    --gray-400: #9CA3AF;
    --gray-500: #6B7280;
    --gray-600: #4B5563;
    --gray-700: #374151;
    --gray-800: #1F2937;
    --gray-900: #111827;
    --dark: #0F172A;
    
    /* Background Colors */
    --bg-primary: #FFFFFF;
    --bg-secondary: #F8F9FA;
    --bg-tertiary: #F3F4F6;
    
    /* Text Colors */
    --text-primary: #1F2937;
    --text-secondary: #4B5563;
    --text-muted: #6B7280;
    --text-inverse: #FFFFFF;
    
    /* Border Colors */
    --border-color: #E5E7EB;
    --border-color-dark: #D1D5DB;
    
    /* Typography - System fonts for optimal performance */
    --font-primary: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans Arabic", "Droid Arabic Naskh", Tahoma, sans-serif;
    --font-heading: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans Arabic", "Droid Arabic Naskh", Tahoma, sans-serif;
    
    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Transitions */
    --transition-fast: 150ms ease-in-out;
    --transition-base: 300ms ease-in-out;
    --transition-slow: 500ms ease-in-out;
}


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

body {
    font-family: var(--font-primary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    background-image: var(--bg-gradient);
    direction: rtl;
}

/* Enable transitions after page load */
body:not(.preload) {
    transition: background-color var(--transition-base), color var(--transition-base);
}

/* Light Theme Background */
body {
    background-color: var(--bg-secondary);
    background-image: none;
}

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

a:hover {
    color: var(--primary-dark);
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-md);
    color: var(--text-primary);
}

/* ==================== Beta Banner ==================== */
.beta-banner {
    background: linear-gradient(135deg, var(--warning) 0%, #F59E0B 100%);
    color: var(--white);
    padding: var(--spacing-sm) 0;
    position: sticky;
    top: 0;
    z-index: 1050;
    box-shadow: var(--shadow-sm);
}


.beta-dot {
    width: 8px;
    height: 8px;
    background: var(--white);
    border-radius: var(--radius-full);
    display: inline-block;
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

.beta-text {
    font-weight: 600;
    font-size: 0.9rem;
}

.beta-count {
    background: rgba(255, 255, 255, 0.2);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-full);
    font-weight: 700;
    font-size: 0.85rem;
}

/* ==================== Navbar ==================== */
.navbar {
    padding: 0.35rem 0;
    box-shadow: var(--shadow-sm);
    background-color: var(--bg-primary) !important;
    border-bottom: 1px solid var(--border-color);
    transition: background-color var(--transition-base), border-color var(--transition-base);
    min-height: 48px;
}

.navbar .navbar-collapse {
    flex-grow: 0;
}

.navbar-brand {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--primary) !important;
    display: flex;
    align-items: center;
    padding: 0.25rem 0;
}

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

.navbar-logo {
    height: 32px;
    width: 32px;
    border-radius: 50%;
    object-fit: cover;
    transition: transform var(--transition-fast);
    display: block;
}

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

.brand-text {
    font-family: var(--font-heading);
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 1.1rem;
}

.nav-link {
    font-weight: 500;
    font-size: 0.85rem;
    padding: 0.25rem 0.5rem !important;
    color: var(--text-secondary) !important;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    margin: 0 var(--spacing-xs);
    display: flex;
    align-items: center;
    white-space: nowrap;
    line-height: 1.2;
}

.navbar-nav {
    align-items: center;
    flex-wrap: nowrap;
}

.navbar .container-fluid {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
}

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

.nav-link.active {
    color: var(--primary) !important;
    background-color: var(--primary-light);
    font-weight: 600;
}


/* Theme Toggle Button */
.theme-toggle {
    background-color: var(--primary);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: grid;
    place-items: center;
    cursor: pointer;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.15);
    line-height: 1;
    border: none;
    padding: 0;
    position: relative;
    transition: all var(--transition-fast);
    margin-right: var(--spacing-md);
}

.theme-toggle:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.25), 0 2px 8px rgba(0, 0, 0, 0.15);
}

.theme-toggle-input {
    display: none;
}

.theme-toggle-icon {
    grid-column: 1 / 1;
    grid-row: 1 / 1;
    transition: transform 500ms;
    display: flex;
    align-items: center;
    justify-content: center;
}

.theme-toggle-icon svg {
    width: 18px;
    height: 18px;
}

/* Moon icon - shown when unchecked (dark theme) */
.theme-toggle-icon--moon {
    transition-delay: 200ms;
    color: var(--white);
}

/* Sun icon - shown when checked (light theme) */
.theme-toggle-icon--sun {
    transform: scale(0);
    color: #FFD700;
}

/* When checked (light theme), hide moon and show sun */
.theme-toggle-input:checked + .theme-toggle-icon--moon {
    transform: rotate(360deg) scale(0);
}

.theme-toggle-input:checked ~ .theme-toggle-icon--sun {
    transition-delay: 200ms;
    transform: scale(1) rotate(360deg);
}

/* Mobile Theme Toggle (beside brand) */
.mobile-theme-toggle {
    width: 32px;
    height: 32px;
    margin-right: var(--spacing-sm);
}

.mobile-theme-toggle svg {
    width: 16px;
    height: 16px;
}


/* ==================== Cards ==================== */
.card {
    border: none;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
    margin-bottom: var(--spacing-lg);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
}

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

.card-header {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    font-weight: 600;
    border-radius: var(--radius-lg) var(--radius-lg) 0 0 !important;
    padding: var(--spacing-md);
    border-bottom: none;
}

.card-body {
    padding: var(--spacing-lg);
    background-color: var(--bg-primary);
    color: var(--text-primary);
}


/* ==================== Buttons ==================== */
.btn {
    border-radius: var(--radius-md);
    font-weight: 500;
    padding: var(--spacing-sm) var(--spacing-lg);
    transition: all var(--transition-fast);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary) 100%);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

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

.btn-success {
    background: var(--success);
    color: var(--white);
}

.btn-warning {
    background: var(--warning);
    color: var(--white);
}

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

/* ==================== Forms ==================== */
.form-control,
.form-select {
    border-radius: var(--radius-md);
    border: 1px solid var(--border-color);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all var(--transition-fast);
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

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

.form-control::placeholder {
    color: var(--text-muted);
}

.form-label {
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}


/* ==================== Badges ==================== */
.badge {
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-weight: 600;
    font-size: 0.75rem;
}

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

.badge.bg-danger {
    background: var(--danger) !important;
}

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

.badge.bg-warning {
    background: var(--warning) !important;
}

/* ==================== Main Content ==================== */
.main-content {
    min-height: calc(100vh - 200px);
    padding-top: 5rem; /* مسافة أمان لمنع تغطية المحتوى بواسطة الشريط العلوي الثابت */
    background-color: transparent;
    color: var(--text-primary);
}

/* ==================== Footer ==================== */
footer {
    margin-top: auto;
    background-color: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    color: var(--text-primary);
}

footer h5, footer h6 {
    color: var(--primary);
    margin-bottom: var(--spacing-md);
}

footer a {
    color: var(--text-secondary);
    transition: color var(--transition-fast);
}

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

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


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

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

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

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

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

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

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

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

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

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

.border-top {
    border-top-color: var(--border-color) !important;
}

.border-bottom {
    border-bottom-color: var(--border-color) !important;
}

/* ==================== Mobile Bottom Navigation ==================== */
.mobile-bottom-nav {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: var(--bg-primary);
    border-top: 1px solid var(--border-color);
    box-shadow: 0 -2px 10px rgba(0, 0, 0, 0.1);
    z-index: 1000;
    padding: 0;
    padding-bottom: env(safe-area-inset-bottom);
    padding-bottom: constant(safe-area-inset-bottom);
}


.nav-container {
    display: flex;
    justify-content: space-around;
    align-items: center;
    padding: 0.5rem 0;
    max-width: 100%;
    margin: 0 auto;
}

.nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0.5rem 0.75rem;
    color: var(--text-secondary);
    text-decoration: none;
    transition: all var(--transition-fast);
    border-radius: var(--radius-md);
    min-width: 60px;
    position: relative;
    flex: 1;
}

.nav-item i {
    font-size: 1.25rem;
    margin-bottom: 0.25rem;
    transition: all var(--transition-fast);
}

.nav-label {
    font-size: 0.7rem;
    font-weight: 500;
    white-space: nowrap;
    color: var(--text-secondary);
}

.nav-item.active {
    color: var(--primary);
    background-color: rgba(37, 99, 235, 0.1);
}

.nav-item.active i {
    color: var(--primary);
    transform: scale(1.1);
}

.nav-item.active .nav-label {
    color: var(--primary);
}

.nav-item:hover {
    color: var(--primary);
    background-color: var(--bg-tertiary);
}

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

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

/* Active indicator dot */
.nav-item.active::before {
    content: '';
    position: absolute;
    top: 0.25rem;
    width: 4px;
    height: 4px;
    background: var(--primary);
    border-radius: var(--radius-full);
}

/* Hide on desktop */
@media (min-width: 992px) {
    .mobile-bottom-nav {
        display: none !important;
    }
}

/* ==================== Responsive ==================== */
@media (max-width: 991px) {
    body {
        padding-bottom: 0;
    }
    
    .main-content {
        padding-bottom: 120px; /* مسافة أمان للشريط السفلي الثابت */
    }
    
    footer {
        margin-bottom: 0;
    }
    
    .navbar-brand {
        font-size: 1rem;
    }
    
    .navbar-logo {
        height: 28px;
    }
    
    .brand-text {
        font-size: 1rem;
    }
    
    .nav-link {
        padding: 0.25rem 0.4rem !important;
        margin: 0;
        font-size: 0.8rem;
    }
    
    .card {
        margin-bottom: var(--spacing-md);
    }
    
    .main-content {
        padding-top: 6rem; /* مسافة أمان للشريط العلوي الثابت على الهواتف */
        padding-bottom: 120px; /* مسافة أمان للشريط السفلي الثابت */
    }
}

/* ==================== Animations ==================== */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn var(--transition-base);
}

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

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: var(--radius-full);
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* ==================== Loading Spinner ==================== */
.spinner-border {
    width: 3rem;
    height: 3rem;
    border-width: 0.3em;
}

/* ==================== Alert Styles ==================== */
.alert {
    border-radius: var(--radius-lg);
    border: none;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    background-color: var(--bg-primary);
    border-left: 4px solid;
    color: var(--text-primary);
}

.alert-success {
    background-color: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border-left-color: var(--success);
}

.alert-danger {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border-left-color: var(--danger);
}

.alert-warning {
    background-color: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border-left-color: var(--warning);
}

.alert-info {
    background-color: rgba(59, 130, 246, 0.1);
    color: var(--info);
    border-left-color: var(--info);
}


/* ==================== Glass Effect ==================== */
.glass {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: var(--radius-lg);
}


/* ==================== Gradient Text ==================== */
.gradient-text {
    background: linear-gradient(135deg, var(--primary) 0%, var(--secondary) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ==================== Icon Styles ==================== */
.fas, .far, .fab, .bi {
    font-size: 1.1em;
}

/* ==================== Dropdown Menu ==================== */
.dropdown-menu {
    border: none;
    box-shadow: var(--shadow-lg);
    border-radius: var(--radius-lg);
    padding: var(--spacing-sm);
    margin-top: var(--spacing-sm);
    background-color: var(--bg-primary);
    border: 1px solid var(--border-color);
}

.dropdown-item {
    border-radius: var(--radius-md);
    padding: var(--spacing-sm) var(--spacing-md);
    transition: all var(--transition-fast);
    color: var(--text-primary);
}

.dropdown-item:hover {
    background-color: var(--bg-tertiary);
    color: var(--primary);
}

.dropdown-item.text-danger:hover {
    background-color: rgba(239, 68, 68, 0.1);
    color: var(--danger);
}


/* ==================== List Group ==================== */
.list-group-item {
    border: none;
    padding: var(--spacing-md);
    margin-bottom: var(--spacing-xs);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    border-bottom: 1px solid var(--border-color);
}

.list-group-item:hover {
    background-color: var(--bg-tertiary);
    transform: translateX(-5px);
}

.list-group-item-action {
    cursor: pointer;
}


/* ==================== Modal ==================== */
.modal-content {
    border: none;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    border-radius: 0 0 var(--radius-xl) var(--radius-xl);
    background-color: var(--bg-primary);
}

.modal-body {
    background-color: var(--bg-primary);
    color: var(--text-primary);
}


/* ==================== Table Styles ==================== */
.table {
    border-radius: var(--radius-lg);
    overflow: hidden;
    color: var(--text-primary);
}

.table thead {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-dark) 100%);
    color: var(--white);
}

.table tbody {
    background-color: var(--bg-primary);
}

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

.table tbody tr:hover {
    background-color: var(--bg-tertiary);
}

.table td, .table th {
    border-color: var(--border-color);
    color: var(--text-primary);
}


/* Hide default Bootstrap navbar-toggler-icon and show Font Awesome icon */
.navbar-toggler-icon {
    background-image: none !important;
    display: flex;
    align-items: center;
    justify-content: center;
}

.navbar-toggler-icon i {
    font-size: 1.25rem;
    color: var(--text-primary);
    transition: all 0.3s ease;
}