/* ============================================
   School Bursary System - Modern UI Design
   Premium Admin Dashboard Styles
   ============================================ */

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

/* ============================================
   CSS Variables - Design Tokens
   ============================================ */
:root {
    /* Primary Colors */
    --primary: #6366f1;
    --primary-light: #818cf8;
    --primary-dark: #4f46e5;
    --primary-gradient: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    
    /* Secondary Colors */
    --secondary: #8b5cf6;
    --secondary-light: #a78bfa;
    --secondary-dark: #7c3aed;
    
    /* Status Colors */
    --success: #10b981;
    --success-light: #34d399;
    --warning: #f59e0b;
    --warning-light: #fbbf24;
    --danger: #ef4444;
    --danger-light: #f87171;
    --info: #0ea5e9;
    --info-light: #38bdf8;
    
    /* Light Theme Colors */
    --bg-primary: #f8fafc;
    --bg-secondary: #f1f5f9;
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-card-hover: rgba(255, 255, 255, 1);
    --bg-sidebar: linear-gradient(180deg, #1e1b4b 0%, #312e81 50%, #4338ca 100%);
    --bg-navbar: linear-gradient(135deg, #6366f1 0%, #8b5cf6 100%);
    
    /* Text Colors */
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-muted: #94a3b8;
    --text-light: #ffffff;
    
    /* Border Colors */
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    
    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -2px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -4px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);
    
    /* Glassmorphism */
    --glass-bg: rgba(255, 255, 255, 0.25);
    --glass-border: rgba(255, 255, 255, 0.18);
    --glass-blur: blur(16px);
    
    /* Spacing */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --navbar-height: 64px;
    
    /* Transitions */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;
}

/* Dark Theme Variables */
[data-theme="dark"] {
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-card: rgba(30, 41, 59, 0.9);
    --bg-card-hover: rgba(30, 41, 59, 1);
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --border-color: #334155;
    --border-light: #1e293b;
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 0.9375rem;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-primary);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ============================================
   Typography
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.3;
    color: var(--text-primary);
    margin-bottom: 0.75rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.125rem; }
h5 { font-size: 1rem; }
h6 { font-size: 0.875rem; }

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

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

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

/* ============================================
   Navbar Styles
   ============================================ */
.navbar {
    background: var(--bg-navbar) !important;
    backdrop-filter: var(--glass-blur);
    box-shadow: var(--shadow-lg);
    padding: 0.75rem 1.5rem;
    height: var(--navbar-height);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1030;
}

.navbar-brand {
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--text-light) !important;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.navbar-brand i {
    font-size: 1.5rem;
}

.navbar .nav-link {
    color: rgba(255, 255, 255, 0.85) !important;
    font-weight: 500;
    padding: 0.5rem 1rem !important;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.navbar .nav-link:hover {
    color: var(--text-light) !important;
    background: rgba(255, 255, 255, 0.15);
}

.navbar .nav-link i {
    font-size: 1.1rem;
}

#sidebarToggle {
    background: rgba(255, 255, 255, 0.15);
    border: none;
    color: var(--text-light);
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all var(--transition-fast);
}

#sidebarToggle:hover {
    background: rgba(255, 255, 255, 0.25);
    transform: scale(1.05);
}

#sidebarToggle i {
    font-size: 1.25rem;
}

/* User Profile Dropdown */
.user-profile-dropdown {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.5rem 1rem;
    background: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.user-profile-dropdown:hover {
    background: rgba(255, 255, 255, 0.2);
}

.user-avatar {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: linear-gradient(135deg, var(--success) 0%, var(--info) 100%);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    color: var(--text-light);
    font-size: 0.875rem;
}

.user-info {
    display: none;
}

@media (min-width: 768px) {
    .user-info {
        display: block;
        color: var(--text-light);
    }
    
    .user-info .name {
        font-weight: 500;
        font-size: 0.875rem;
    }
    
    .user-info .role {
        font-size: 0.75rem;
        opacity: 0.8;
    }
}

/* ============================================
   Sidebar Styles
   ============================================ */
#sidebar {
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--bg-sidebar);
    box-shadow: var(--shadow-xl);
    z-index: 1020;
    transition: all var(--transition-normal);
    overflow-y: auto;
    overflow-x: hidden;
}

/* Sidebar Collapsed State */
#sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

#sidebar.collapsed .nav-link span,
#sidebar.collapsed .nav-link .la-angle-down,
#sidebar.collapsed .collapse {
    display: none;
}

#sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.75rem;
}

#sidebar.collapsed .nav-link i {
    font-size: 1.5rem;
    margin: 0;
}

#sidebar.collapsed .nav-link:hover {
    transform: none;
}

#sidebar::-webkit-scrollbar {
    width: 6px;
}

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

#sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
}

#sidebar .position-sticky {
    position: relative !important;
}

/* Sidebar Navigation */
#sidebar .nav {
    padding: 1rem 0.75rem;
}

#sidebar .nav-item {
    margin-bottom: 0.25rem;
}

#sidebar .nav-link {
    color: rgba(255, 255, 255, 0.75) !important;
    padding: 0.75rem 1rem;
    border-radius: var(--radius-md);
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    transition: all var(--transition-fast);
    position: relative;
}

#sidebar .nav-link:hover {
    color: var(--text-light) !important;
    background: rgba(255, 255, 255, 0.1);
    transform: translateX(4px);
}

#sidebar .nav-link.active {
    color: var(--text-light) !important;
    background: rgba(255, 255, 255, 0.15);
}

#sidebar .nav-link.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 4px;
    height: 60%;
    background: var(--text-light);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
}

#sidebar .nav-link i {
    font-size: 1.25rem;
    width: 24px;
    text-align: center;
}

/* Sidebar Submenu */
#sidebar .collapse,
#sidebar .collapsing {
    padding-left: 1rem;
}

#sidebar .collapse .nav-link,
#sidebar .collapsing .nav-link {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
    opacity: 0.9;
}

#sidebar .collapse .nav-link::before {
    content: '';
    width: 6px;
    height: 6px;
    background: rgba(255, 255, 255, 0.4);
    border-radius: var(--radius-full);
    margin-right: 0.5rem;
}

#sidebar .collapse .nav-link:hover::before,
#sidebar .collapse .nav-link.active::before {
    background: var(--text-light);
}

/* Sidebar Icons */
.icon-dashboard { color: #60a5fa !important; }
.icon-admins { color: #f87171 !important; }
.icon-students { color: #4ade80 !important; }
.icon-classes { color: #fbbf24 !important; }
.icon-sessions { color: #22d3ee !important; }
.icon-payments { color: #a78bfa !important; }
.icon-reports { color: #fb923c !important; }

/* ============================================
   Main Content Area
   ============================================ */
main {
    margin-left: var(--sidebar-width);
    margin-top: var(--navbar-height);
    padding: 2.5rem 3rem;
    min-height: calc(100vh - var(--navbar-height));
    background: var(--bg-primary);
    transition: all var(--transition-normal);
}

/* Main content when sidebar is collapsed */
body.sidebar-collapsed main {
    margin-left: var(--sidebar-collapsed-width);
}

body.sidebar-collapsed .footer {
    margin-left: var(--sidebar-collapsed-width);
}

@media (max-width: 767.98px) {
    #sidebar {
        transform: translateX(-100%);
    }
    
    #sidebar.show {
        transform: translateX(0);
    }
    
    main {
        margin-left: 0;
        padding: 1.5rem;
    }
    
    body.sidebar-collapsed main {
        margin-left: 0;
    }

    .footer {
        margin-left: 0 !important;
        padding: 1rem;
    }
}

/* Page Header */
.page-header {
    margin-bottom: 2rem;
}

.page-header h2 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.25rem;
}

.page-header .breadcrumb {
    background: none;
    padding: 0;
    margin: 0;
}

.page-header .breadcrumb-item {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.page-header .breadcrumb-item.active {
    color: var(--primary);
}

/* ============================================
   Card Styles
   ============================================ */
.card {
    background: var(--bg-card);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: all var(--transition-normal);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

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

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 1.25rem 1.5rem;
    font-weight: 600;
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header i {
    margin-right: 0.5rem;
    color: var(--primary);
}

.card-body {
    padding: 1.5rem;
}

.card-footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

/* Metric Cards */
.metric-card {
    border: none;
    border-radius: var(--radius-lg);
    color: var(--text-light);
    position: relative;
    overflow: hidden;
}

.metric-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 200%;
    background: rgba(255, 255, 255, 0.1);
    transform: rotate(30deg);
    pointer-events: none;
}

.metric-card .card-body {
    position: relative;
    z-index: 1;
    padding: 1.5rem;
}

.metric-card .metric-icon {
    width: 56px;
    height: 56px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.metric-card .metric-value {
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.metric-card .metric-label {
    font-size: 0.875rem;
    opacity: 0.9;
    font-weight: 500;
}

.metric-card.bg-primary {
    background: linear-gradient(135deg, #6366f1 0%, #4f46e5 100%) !important;
}

.metric-card.bg-success {
    background: linear-gradient(135deg, #10b981 0%, #059669 100%) !important;
}

.metric-card.bg-info {
    background: linear-gradient(135deg, #0ea5e9 0%, #0284c7 100%) !important;
}

.metric-card.bg-warning {
    background: linear-gradient(135deg, #f59e0b 0%, #d97706 100%) !important;
}

.metric-card.bg-danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%) !important;
}

.metric-card.bg-secondary {
    background: linear-gradient(135deg, #8b5cf6 0%, #7c3aed 100%) !important;
}

/* ============================================
   Button Styles
   ============================================ */
.btn {
    font-weight: 500;
    padding: 0.625rem 1.25rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    border: none;
    cursor: pointer;
}

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

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

.btn-primary {
    background: var(--primary-gradient);
    color: var(--text-light);
}

.btn-primary:hover {
    background: linear-gradient(135deg, #4f46e5 0%, #7c3aed 100%);
    color: var(--text-light);
    box-shadow: var(--shadow-glow);
}

.btn-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%);
    color: var(--text-light);
}

.btn-success:hover {
    background: linear-gradient(135deg, #059669 0%, #047857 100%);
    color: var(--text-light);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%);
    color: var(--text-light);
}

.btn-warning:hover {
    background: linear-gradient(135deg, #d97706 0%, #b45309 100%);
    color: var(--text-light);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%);
    color: var(--text-light);
}

.btn-danger:hover {
    background: linear-gradient(135deg, #dc2626 0%, #b91c1c 100%);
    color: var(--text-light);
}

.btn-info {
    background: linear-gradient(135deg, var(--info) 0%, #0284c7 100%);
    color: var(--text-light);
}

.btn-info:hover {
    background: linear-gradient(135deg, #0284c7 0%, #0369a1 100%);
    color: var(--text-light);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

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

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

.btn-outline-light {
    background: transparent;
    color: var(--text-light);
    border: 2px solid rgba(255, 255, 255, 0.3);
}

.btn-outline-light:hover {
    background: rgba(255, 255, 255, 0.15);
    color: var(--text-light);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.8125rem;
}

.btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1rem;
}

/* ============================================
   Form Styles
   ============================================ */
.form-label {
    font-weight: 500;
    color: var(--text-primary);
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
}

.form-control,
.form-select {
    background: var(--bg-card);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    color: var(--text-primary);
    transition: all var(--transition-fast);
}

.form-control:focus,
.form-select:focus {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
    outline: none;
}

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

.form-control.is-invalid {
    border-color: var(--danger);
}

.form-control.is-invalid:focus {
    box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.15);
}

textarea.form-control {
    min-height: 120px;
    resize: vertical;
}

.input-group {
    position: relative;
}

.input-group-text {
    background: var(--bg-secondary);
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    padding: 0.75rem 1rem;
}

/* Form Card Container */
.form-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

/* ============================================
   Table Styles
   ============================================ */
.table {
    --bs-table-bg: transparent;
    --bs-table-striped-bg: var(--bg-secondary);
    --bs-table-hover-bg: rgba(99, 102, 241, 0.05);
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
}

.table thead th {
    background: var(--bg-secondary);
    color: var(--text-primary);
    font-weight: 600;
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 1rem 1.25rem;
    border: none;
    white-space: nowrap;
}

.table thead th:first-child {
    border-radius: var(--radius-md) 0 0 var(--radius-md);
}

.table thead th:last-child {
    border-radius: 0 var(--radius-md) var(--radius-md) 0;
}

.table tbody td {
    padding: 1rem 1.25rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-light);
    color: var(--text-secondary);
}

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

.table tbody tr:last-child td {
    border-bottom: none;
}

/* DataTables Styling */
.dataTables_wrapper {
    padding: 0;
}

.dataTables_length,
.dataTables_filter {
    margin-bottom: 1rem;
}

.dataTables_length select,
.dataTables_filter input {
    border: 1.5px solid var(--border-color);
    border-radius: var(--radius-md);
    padding: 0.5rem 0.75rem;
    background: var(--bg-card);
    color: var(--text-primary);
}

.dataTables_filter input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px rgba(99, 102, 241, 0.15);
}

.dataTables_info {
    color: var(--text-muted);
    font-size: 0.875rem;
}

.dataTables_paginate .paginate_button {
    border: none !important;
    background: var(--bg-secondary) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-sm) !important;
    margin: 0 2px !important;
    padding: 0.5rem 0.875rem !important;
}

.dataTables_paginate .paginate_button:hover {
    background: var(--primary) !important;
    color: var(--text-light) !important;
}

.dataTables_paginate .paginate_button.current {
    background: var(--primary-gradient) !important;
    color: var(--text-light) !important;
}

.dataTables_paginate .paginate_button.disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   Alert Styles
   ============================================ */
.alert {
    border: none;
    border-radius: var(--radius-md);
    padding: 1rem 1.25rem;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success);
    border-left: 4px solid var(--success);
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--danger);
    border-left: 4px solid var(--danger);
}

.alert-warning {
    background: rgba(245, 158, 11, 0.1);
    color: var(--warning);
    border-left: 4px solid var(--warning);
}

.alert-info {
    background: rgba(14, 165, 233, 0.1);
    color: var(--info);
    border-left: 4px solid var(--info);
}

/* ============================================
   Badge Styles
   ============================================ */
.badge {
    font-weight: 500;
    padding: 0.375rem 0.75rem;
    border-radius: var(--radius-full);
    font-size: 0.75rem;
}

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

.badge.bg-success {
    background: linear-gradient(135deg, var(--success) 0%, #059669 100%) !important;
}

.badge.bg-warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d97706 100%) !important;
}

.badge.bg-danger {
    background: linear-gradient(135deg, var(--danger) 0%, #dc2626 100%) !important;
}

/* ============================================
   Login Page Styles
   ============================================ */
.login-page {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #1e1b4b 0%, #312e81 25%, #4338ca 50%, #6366f1 75%, #8b5cf6 100%);
    background-size: 400% 400%;
    animation: gradientShift 15s ease infinite;
    padding: 2rem;
    position: relative;
    overflow: hidden;
}

.login-page::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    pointer-events: none;
}

@keyframes gradientShift {
    0% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--glass-bg);
    backdrop-filter: var(--glass-blur);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-xl);
    padding: 2.5rem;
    box-shadow: var(--shadow-xl);
    position: relative;
    z-index: 1;
}

.login-card .logo {
    text-align: center;
    margin-bottom: 2rem;
}

.login-card .logo i {
    font-size: 3rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.login-card .logo h1 {
    color: var(--text-light);
    font-size: 1.5rem;
    margin-bottom: 0.25rem;
}

.login-card .logo p {
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.875rem;
}

.login-card .form-label {
    color: rgba(255, 255, 255, 0.9);
}

.login-card .form-control {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.2);
    color: var(--text-light);
}

.login-card .form-control::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.login-card .form-control:focus {
    background: rgba(255, 255, 255, 0.15);
    border-color: var(--text-light);
    box-shadow: 0 0 0 4px rgba(255, 255, 255, 0.1);
}

.login-card .btn-primary {
    width: 100%;
    padding: 0.875rem;
    font-size: 1rem;
    background: rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.login-card .btn-primary:hover {
    background: rgba(255, 255, 255, 0.3);
}

/* ============================================
   Utility Classes
   ============================================ */
.text-gradient {
    background: var(--primary-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

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

.shadow-glow {
    box-shadow: var(--shadow-glow);
}

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

/* Quick Actions Grid */
.quick-actions {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
    gap: 1rem;
    margin-top: 1.5rem;
}

.quick-action-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.75rem;
    padding: 1.5rem 1rem;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    color: var(--text-primary);
    text-decoration: none;
    transition: all var(--transition-fast);
}

.quick-action-btn:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--primary);
    color: var(--primary);
}

.quick-action-btn i {
    font-size: 1.75rem;
    color: var(--primary);
}

.quick-action-btn span {
    font-weight: 500;
    font-size: 0.875rem;
}

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

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-20px); }
    to { opacity: 1; transform: translateX(0); }
}

.animate-fade-in {
    animation: fadeIn 0.3s ease forwards;
}

.animate-slide-in {
    animation: slideIn 0.3s ease forwards;
}

/* Staggered animations for cards */
.row > [class*="col-"]:nth-child(1) { animation-delay: 0.1s; }
.row > [class*="col-"]:nth-child(2) { animation-delay: 0.2s; }
.row > [class*="col-"]:nth-child(3) { animation-delay: 0.3s; }
.row > [class*="col-"]:nth-child(4) { animation-delay: 0.4s; }

/* ============================================
   Print Styles
   ============================================ */
@media print {
    .navbar,
    #sidebar,
    .btn,
    .dataTables_length,
    .dataTables_filter,
    .dataTables_paginate {
        display: none !important;
    }
    
    main {
        margin: 0 !important;
        padding: 0 !important;
    }
    
    .card {
        box-shadow: none !important;
        border: 1px solid #ddd !important;
    }
}

/* ============================================
   Footer Styles
   ============================================ */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border-color);
    padding: 1rem 2rem;
    margin-top: auto;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.875rem;
    margin-left: var(--sidebar-width);
    transition: all var(--transition-normal);
}

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