/* ==========================================================================
   DESIGN TOKENS & SYSTEM VARIABLES
   ========================================================================== */
:root {
    /* Color Palette */
    --primary: #1a5276;
    --primary-light: #eaf2f8;
    --primary-hover: #154360;
    --accent: #3498db;
    --success: #27ae60;
    --danger: #e74c3c;
    --warning: #f39c12;
    --neutral-dark: #2c3e50;
    --neutral-light: #f8f9fa;
    --neutral-border: #e2e8f0;
    /* Sidebar Specific (Dark Theme) */
    --sidebar-bg: #1e293b;
    --sidebar-text: #94a3b8;
    --sidebar-hover-bg: #334155;
    --sidebar-active-bg: #0d6efd;
    --sidebar-active-text: #ffffff;
    /* Typography */
    --font-main: 'Tajawal', 'Inter', system-ui, -apple-system, sans-serif;
    /* Structure & Elevation */
    --sidebar-width: 280px;
    --topbar-height: 70px;
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.05);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.08);
    /* Animation Speeds */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* ==========================================================================
   BASE STYLES & RESET
   ========================================================================== */
html, body {
    height: 100%;
    margin: 0;
    padding: 0;
    font-family: 'Tajawal', 'Inter', sans-serif !important;
    background-color: #f4f6f9;
    color: var(--neutral-dark);
    overflow-x: hidden;
}
.toast {
    min-width: 300px;
    border-radius: 10px;
}

.toast-header strong {
    font-weight: 700;
}

.progress-bar {
    transition: width 4s linear;
}
/* Custom Scrollbars */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: #cbd5e1;
    border-radius: 4px;
}

    ::-webkit-scrollbar-thumb:hover {
        background: #94a3b8;
    }

/* ==========================================================================
   APP SHELL LAYOUT FRAMEWORK
   ========================================================================== */
.app-shell {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

.sidebar-wrapper {
    width: var(--sidebar-width);
    background: var(--sidebar-bg); /* Updated to Dark Theme */
    border-left: 1px solid rgba(255,255,255,0.05);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    bottom: 0;
    right: 0; /* RTL Primary anchor */
    z-index: 1025;
    box-shadow: var(--shadow-sm);
    transition: transform var(--transition-normal);
}

.main-content-wrapper {
    flex: 1;
    display: flex;
    flex-direction: column;
    min-width: 0;
    margin-right: var(--sidebar-width); /* Push content layout right for RTL sidebar */
    transition: margin var(--transition-normal);
}

/* ==========================================================================
   ELEVATED TOP NAVBAR STYLING
   ========================================================================== */
.global-topbar {
    height: var(--topbar-height);
    background: #ffffff;
    border-bottom: 1px solid var(--neutral-border);
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    box-shadow: var(--shadow-sm);
    position: sticky;
    top: 0;
    z-index: 1000;
}

.page-body-content {
    flex: 1;
    padding: 2rem;
    background-color: #f8fafc;
}

/* ==========================================================================
   ENHANCED SIDEBAR COMPONENT (WITH COLLAPSIBLE SUPPORT)
   ========================================================================== */
.sidebar-header {
    height: var(--topbar-height);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    border-bottom: 1px solid rgba(255,255,255,0.05);
    background: var(--sidebar-bg);
    color: #ffffff;
}

.sidebar-brand-title {
    font-size: 1.2rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0.5px;
}

.sidebar-scroller {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0.75rem;
}

    /* Custom Scrollbar for Sidebar Scroller */
    .sidebar-scroller::-webkit-scrollbar-thumb {
        background: rgba(255, 255, 255, 0.1);
    }

.sidebar-nav-category {
    font-size: 0.75rem;
    text-transform: uppercase;
    font-weight: 700;
    color: #64748b;
    padding: 1rem 1rem 0.5rem 1rem;
    letter-spacing: 0.5px;
}

.sidebar-nav-link {
    display: flex;
    align-items: center;
    justify-content: space-between; /* For chevron alignment */
    gap: 0.75rem;
    padding: 0.75rem 1rem;
    color: var(--sidebar-text);
    text-decoration: none !important;
    border-radius: var(--radius-md);
    font-weight: 500;
    transition: all var(--transition-fast);
    margin-bottom: 0.25rem;
}

    .sidebar-nav-link .nav-link-content {
        display: flex;
        align-items: center;
        gap: 0.75rem;
    }

    .sidebar-nav-link i {
        font-size: 1.2rem;
        color: var(--sidebar-text);
        transition: color var(--transition-fast);
    }

    .sidebar-nav-link:hover {
        background-color: var(--sidebar-hover-bg);
        color: #ffffff;
    }

        .sidebar-nav-link:hover i {
            color: #ffffff;
        }

    .sidebar-nav-link.active-item {
        background-color: var(--sidebar-active-bg);
        color: var(--sidebar-active-text);
        box-shadow: 0 4px 6px -1px rgba(13, 110, 253, 0.3);
    }

        .sidebar-nav-link.active-item i {
            color: #ffffff;
        }

    /* Collapsible Chevron Logic */
    .sidebar-nav-link .chevron-icon {
        font-size: 0.8rem;
        transition: transform var(--transition-normal);
    }

    .sidebar-nav-link:not(.collapsed) .chevron-icon {
        transform: rotate(180deg);
    }

/* Sub-navigation styling */
.sidebar-sub-nav {
    margin-right: 1.5rem;
    border-right: 1px solid rgba(255, 255, 255, 0.05);
    padding: 0.25rem 0;
}

.sidebar-sub-link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.5rem 1rem;
    color: var(--sidebar-text);
    text-decoration: none !important;
    font-size: 0.9rem;
    transition: color var(--transition-fast);
}

    .sidebar-sub-link:hover {
        color: #ffffff;
    }

    .sidebar-sub-link i {
        font-size: 1rem;
    }

/* ==========================================================================
   MODERN COMPONENT & CARD ELEVATION
   ========================================================================== */
.card {
    background: #ffffff;
    border: 1px solid var(--neutral-border);
    border-radius: var(--radius-lg) !important;
    box-shadow: var(--shadow-md) !important;
    overflow: hidden;
    transition: box-shadow var(--transition-normal);
}

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

.card-body {
    padding: 2rem;
}

/* ==========================================================================
   HIGH-CONVERSION FORM CONTROLS
   ========================================================================== */
.form-label {
    font-weight: 600;
    color: var(--neutral-dark);
    margin-bottom: 0.5rem;
    font-size: 0.9rem;
}

.form-control {
    border: 1px solid #cbd5e1;
    border-radius: var(--radius-md) !important;
    padding: 0.65rem 1rem;
    font-size: 0.95rem;
    transition: all var(--transition-fast);
    background-color: #ffffff;
}

    .form-control:focus {
        border-color: var(--accent);
        box-shadow: 0 0 0 4px rgba(52, 152, 219, 0.15) !important;
        background-color: #ffffff;
    }

/* ==========================================================================
   ACTION BUTTON DESIGNS
   ========================================================================== */
.btn-modern-primary {
    background: linear-gradient(135deg, var(--primary) 0%, var(--primary-hover) 100%);
    color: #ffffff;
    border: none;
    padding: 0.65rem 1.5rem;
    font-weight: 600;
    border-radius: var(--radius-md);
    box-shadow: 0 4px 6px rgba(26, 82, 118, 0.2);
    transition: all var(--transition-fast);
}

    .btn-modern-primary:hover {
        transform: translateY(-1px);
        box-shadow: 0 6px 12px rgba(26, 82, 118, 0.3);
        color: #ffffff;
    }

/* ==========================================================================
   KENDO UI RTL STRUCTURAL CLEANUPS
   ========================================================================== */
.k-rtl .k-grid {
    border-radius: var(--radius-md);
    overflow: hidden;
    border: 1px solid var(--neutral-border);
}

.k-grid-header {
    background-color: var(--neutral-light) !important;
}

    .k-grid-header th.k-header {
        font-weight: 700 !important;
        color: var(--neutral-dark) !important;
        border-bottom: 2px solid var(--neutral-border) !important;
    }

.k-grid .k-grid-content {
    height: auto !important;
    max-height: 550px;
}

.k-grid {
    height: auto !important;
}

/* KENDO GRID TOOLBAR ALIGNMENT (THE BULLETPROOF FIX) */
.k-rtl .k-grid-toolbar .k-spacer,
.k-rtl .k-grid-toolbar .k-toolbar-spacer {
    display: none !important;
}

.k-rtl .k-grid-toolbar {
    display: flex !important;
    justify-content: flex-start !important;
    align-items: center !important;
    gap: 15px !important;
}

    .k-rtl .k-grid-toolbar .k-grid-search,
    .k-rtl .k-grid-toolbar .k-searchbox {
        margin: 0 !important;
        width: 250px !important;
    }

/* ==========================================================================
   RESPONSIVE LAYOUT BREAKPOINTS
   ========================================================================== */
@media (max-width: 991.98px) {
    .sidebar-wrapper {
        transform: translateX(100%); /* Hides sidebar offscreen on mobile natively (RTL) */
    }

        .sidebar-wrapper.show-mobile-sidebar {
            transform: translateX(0);
        }

    .main-content-wrapper {
        margin-right: 0 !important;
    }

    .global-topbar {
        padding: 0 1rem;
    }

    .page-body-content {
        padding: 1rem;
    }
}

/* Validation Cleanup */
span.field-validation-error {
    display: none !important;
}

/* Animations */
.animate-fade-in {
    animation: fadeIn 0.2s ease-out;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}
/* Automatically add a red asterisk to required fields */
label[asp-for][data-val-required]::after,
label.form-label[data-val-required]::after {
    content: " *";
    color: #dc3545;
    font-weight: bold;
    margin-right: 3px;
}

/* Smooth presentation for inline errors */
.field-validation-error {
    display: block;
    font-size: 0.85rem;
    color: #dc3545;
    margin-top: 0.35rem;
}

/* Subtle red border on inputs that fail validation */
.input-validation-error {
    border-color: #dc3545 !important;
    background-color: #fdf2f2 !important;
}