/* ========================================
   Finance Dashboard - Global Styles
   ======================================== */

:root {
    --sidebar-width: 234px;
    --sidebar-collapsed-width: 70px;
    --primary-color: #1a3a5c;
    --primary-light: #2c5282;
    --primary-dark: #0f2940;
    --secondary-color: #6c757d;
    --success-color: #198754;
    --info-color: #0dcaf0;
    --warning-color: #ffc107;
    --danger-color: #dc3545;
    --light-color: #f8f9fa;
    --dark-color: #212529;
    --body-bg: #f0f2f5;
    --card-bg: #ffffff;
    --border-color: #dee2e6;
    --text-muted: #6c757d;
    --font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --transition-speed: 0.3s;
    --header-height: 60px;
    --footer-height: 50px;
}

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

body {
    font-family: var(--font-family);
    background-color: var(--body-bg);
    color: var(--dark-color);
    overflow-x: hidden;
}

/* ========================================
   Layout - Sidebar & Content
   ======================================== */

.wrapper {
    display: flex;
    width: 100%;
    min-height: 100vh;
}

.sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    background: linear-gradient(180deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    color: #fff;
    transition: all var(--transition-speed) ease;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1040;
    display: flex;
    flex-direction: column;
    overflow-y: auto;
    overflow-x: hidden;
}

.sidebar.collapsed {
    width: var(--sidebar-collapsed-width);
}

.sidebar::-webkit-scrollbar {
    width: 5px;
}

.sidebar::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.2);
    border-radius: 3px;
}

.sidebar-header {
    padding: 1rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.sidebar-user {
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
    background: rgba(0, 0, 0, 0.1);
}

.components {
    padding: 0.5rem 0;
    flex: 1;
}

.nav-section-title {
    padding: 0.4rem 1.25rem 0.15rem;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: rgba(255, 255, 255, 0.5);
}

.nav-item {
    margin: 0 8px;
    border-radius: 6px;
    transition: all 0.2s ease;
}

.collapse .nav-item,
.collapsing .nav-item {
    margin: 0 8px;
}

.collapse .nav-link,
.collapsing .nav-link {
    padding-top: 0.35rem;
    padding-bottom: 0.35rem;
}

.nav-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.nav-item.active {
    background: rgba(255, 255, 255, 0.15);
    border-left: 3px solid #fff;
}

.nav-link {
    display: flex;
    align-items: center;
    padding: 0.45rem 1rem;
    color: rgba(255, 255, 255, 0.85) !important;
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.nav-link:hover {
    color: #fff !important;
    padding-left: 1.15rem;
}

.nav-link i {
    margin-right: 0.75rem;
    font-size: 1.1rem;
    width: 22px;
    text-align: center;
}

.sidebar.collapsed .nav-link span,
.sidebar.collapsed .nav-section-title,
.sidebar.collapsed .user-info {
    display: none;
}

.sidebar.collapsed .nav-link {
    justify-content: center;
    padding: 0.65rem;
}

.sidebar.collapsed .nav-link i {
    margin-right: 0;
    font-size: 1.3rem;
}

.sidebar-footer {
    padding: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

/* Content Area */
.content {
    width: calc(100% - var(--sidebar-width));
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    transition: all var(--transition-speed) ease;
    display: flex;
    flex-direction: column;
}

.content.expanded {
    width: calc(100% - var(--sidebar-collapsed-width));
    margin-left: var(--sidebar-collapsed-width);
}

.main-content {
    flex: 1;
    padding: 1.5rem;
}

/* ========================================
   Loading Overlay
   ======================================== */

.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(4px);
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.spinner-container {
    text-align: center;
    padding: 2rem;
    background: white;
    border-radius: 12px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

/* ========================================
   Cards
   ======================================== */

.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    margin-bottom: 1.5rem;
}

.card:hover {
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

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

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

.card-body {
    padding: 1.25rem;
}

/* Stat Cards */
.stat-card {
    position: relative;
    overflow: hidden;
    border: none;
    border-radius: 12px;
    padding: 1.25rem;
    color: #fff;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: -20px;
    right: -20px;
    width: 100px;
    height: 100px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
}

.stat-card .stat-icon {
    width: 48px;
    height: 48px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    margin-bottom: 1rem;
    background: rgba(255, 255, 255, 0.2);
}

.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    margin-bottom: 0.25rem;
}

.stat-card .stat-label {
    font-size: 0.85rem;
    opacity: 0.9;
}

.stat-card.bg-primary { background: linear-gradient(135deg, #1a3a5c, #2c5282); }
.stat-card.bg-success { background: linear-gradient(135deg, #198754, #28a745); }
.stat-card.bg-info { background: linear-gradient(135deg, #0dcaf0, #17a2b8); }
.stat-card.bg-warning { background: linear-gradient(135deg, #ffc107, #e0a800); color: #212529; }
.stat-card.bg-danger { background: linear-gradient(135deg, #dc3545, #c82333); }
.stat-card.bg-secondary { background: linear-gradient(135deg, #6c757d, #5a6268); }

/* ========================================
   Tables
   ======================================== */

.table-container {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
    overflow: hidden;
}

.table {
    margin-bottom: 0;
}

.table thead th {
    background: var(--primary-color);
    color: #fff;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 0.85rem 1rem;
    border: none;
}

.table tbody td {
    padding: 0.75rem 1rem;
    font-size: 0.9rem;
    vertical-align: middle;
}

.table tbody tr:hover {
    background-color: rgba(26, 58, 92, 0.03);
}

/* DataTables Customization */
.dataTables_wrapper .dataTables_length select {
    padding: 0.375rem 1.75rem 0.375rem 0.75rem;
    border-radius: 6px;
    border: 1px solid var(--border-color);
}

.dataTables_wrapper .dataTables_filter input {
    border-radius: 6px;
    border: 1px solid var(--border-color);
    padding: 0.375rem 0.75rem;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    border-radius: 6px !important;
    padding: 0.375rem 0.75rem !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button.current {
    background: var(--primary-color) !important;
    color: #fff !important;
    border-color: var(--primary-color) !important;
}

/* ========================================
   Forms
   ======================================== */

.form-control, .form-select {
    border-radius: 8px;
    border: 1px solid #ced4da;
    padding: 0.5rem 0.875rem;
    font-size: 0.9rem;
    transition: all 0.2s ease;
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(26, 58, 92, 0.15);
}

.form-label {
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--secondary-color);
    margin-bottom: 0.375rem;
}

/* ========================================
   Buttons
   ======================================== */

.btn {
    border-radius: 8px;
    font-weight: 500;
    font-size: 0.875rem;
    padding: 0.5rem 1rem;
    transition: all 0.2s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-light));
    border: none;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-color));
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(26, 58, 92, 0.3);
}

.btn-success {
    background: linear-gradient(135deg, #198754, #28a745);
    border: none;
}

.btn-danger {
    background: linear-gradient(135deg, #dc3545, #c82333);
    border: none;
}

.btn-sm {
    padding: 0.35rem 0.75rem;
    font-size: 0.8rem;
}

/* ========================================
   Badges
   ======================================== */

.badge {
    font-weight: 500;
    padding: 0.4em 0.6em;
    border-radius: 6px;
}

/* ========================================
   Alerts
   ======================================== */

.alert {
    border-radius: 10px;
    border: none;
    padding: 1rem 1.25rem;
}

/* ========================================
   Modals
   ======================================== */

.modal-content {
    border-radius: 12px;
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.2);
}

.modal-header {
    border-bottom: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

.modal-body {
    padding: 1.5rem;
}

.modal-footer {
    border-top: 1px solid var(--border-color);
    padding: 1rem 1.5rem;
}

/* ========================================
   Breadcrumb
   ======================================== */

.breadcrumb {
    background: transparent;
    padding: 0;
    margin-bottom: 1.5rem;
}

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

.breadcrumb-item.active {
    color: var(--secondary-color);
}

/* ========================================
   Pagination
   ======================================== */

.pagination .page-link {
    border-radius: 6px;
    margin: 0 2px;
    color: var(--primary-color);
    border: 1px solid var(--border-color);
}

.pagination .page-item.active .page-link {
    background: var(--primary-color);
    border-color: var(--primary-color);
}

/* ========================================
   Charts Container
   ======================================== */

.chart-container {
    position: relative;
    height: 350px;
    width: 100%;
}

.chart-container-sm {
    position: relative;
    height: 250px;
    width: 100%;
}

/* ========================================
   Responsive
   ======================================== */

@@media (max-width: 991.98px) {
    .sidebar {
        width: var(--sidebar-collapsed-width);
    }

    .sidebar .nav-link span,
    .sidebar .nav-section-title,
    .sidebar .user-info {
        display: none;
    }

    .sidebar .nav-link {
        justify-content: center;
        padding: 0.65rem;
    }

    .sidebar .nav-link i {
        margin-right: 0;
        font-size: 1.3rem;
    }

    .content {
        width: calc(100% - var(--sidebar-collapsed-width));
        margin-left: var(--sidebar-collapsed-width);
    }

    .stat-card .stat-value {
        font-size: 1.4rem;
    }
}

@@media (max-width: 767.98px) {
    .sidebar {
        transform: translateX(-100%);
        width: var(--sidebar-width);
    }

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

    .sidebar.mobile-show .nav-link span,
    .sidebar.mobile-show .nav-section-title,
    .sidebar.mobile-show .user-info {
        display: block;
    }

    .sidebar.mobile-show .nav-link {
        justify-content: flex-start;
        padding: 0.65rem 1rem;
    }

    .sidebar.mobile-show .nav-link i {
        margin-right: 0.75rem;
        font-size: 1.1rem;
    }

    .content {
        width: 100%;
        margin-left: 0;
    }

    .main-content {
        padding: 1rem;
    }

    .chart-container {
        height: 280px;
    }
}

/* ========================================
   Print Styles
   ======================================== */

@@media print {
    .sidebar,
    .navbar,
    .footer,
    .btn {
        display: none !important;
    }

    .content {
        width: 100% !important;
        margin-left: 0 !important;
    }

    .card {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #ddd;
    }
}