/* =============================================
   Shabhi Agency Manager - Custom Styles
   ============================================= */

:root {
    --sidebar-width: 260px;
    --sidebar-collapsed: 0px;
    --topbar-height: 64px;
    --primary: #6366f1;
    --primary-dark: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #64748b;
    --accent: #06b6d4;
    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;
    --dark: #1e293b;
    --darker: #0f172a;
    --card-bg: #1e293b;
    --body-bg: #0f172a;
    --text-primary: #f1f5f9;
    --text-secondary: #94a3b8;
    --border-color: #334155;
    --sidebar-bg: linear-gradient(180deg, #1e293b 0%, #0f172a 100%);
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 25px rgba(0, 0, 0, 0.4);
    --radius: 12px;
    --radius-sm: 8px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: 'Inter', sans-serif;
    background: var(--body-bg);
    color: var(--text-primary);
    overflow-x: hidden;
}

/* =============================================
   Scrollbar
   ============================================= */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

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

::-webkit-scrollbar-thumb {
    background: var(--border-color);
    border-radius: 3px;
}

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

/* =============================================
   App Layout
   ============================================= */
.app-wrapper {
    display: flex;
    min-height: 100vh;
}

/* =============================================
   Sidebar
   ============================================= */
.sidebar {
    width: var(--sidebar-width);
    background: var(--sidebar-bg);
    border-right: 1px solid var(--border-color);
    display: flex;
    flex-direction: column;
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    z-index: 1050;
    transition: var(--transition);
}

.sidebar-header {
    padding: 20px 24px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    border-bottom: 1px solid var(--border-color);
}

.sidebar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 700;
    color: var(--text-primary);
    text-decoration: none;
}

.sidebar-brand i {
    font-size: 1.6rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.sidebar-toggle-close {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.2rem;
    cursor: pointer;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 16px 12px;
}

.nav-list {
    list-style: none;
    padding: 0;
    margin: 0;
}

.nav-item {
    margin-bottom: 4px;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 10px 16px;
    color: var(--text-secondary);
    text-decoration: none;
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
}

.nav-link:hover {
    color: var(--text-primary);
    background: rgba(99, 102, 241, 0.1);
}

.nav-link.active {
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.3);
}

.nav-link i {
    font-size: 1.15rem;
    width: 22px;
    text-align: center;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid var(--border-color);
}

.user-info {
    display: flex;
    align-items: center;
    gap: 12px;
}

.user-avatar i {
    font-size: 2rem;
    color: var(--primary-light);
}

.user-details {
    display: flex;
    flex-direction: column;
}

.user-name {
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-primary);
}

.user-role {
    font-size: 0.75rem;
    color: var(--text-secondary);
}

/* =============================================
   Main Content
   ============================================= */
.main-content {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: var(--transition);
    min-width: 0;
    /* Fixes flexbox child expansion issues */
}

/* Force table-responsive to not scroll, allowing DataTables Responsive to handle hiding columns instead */
.table-responsive {
    overflow-x: hidden !important;
}

/* =============================================
   Topbar
   ============================================= */
.topbar {
    height: var(--topbar-height);
    background: rgba(30, 41, 59, 0.8);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    position: sticky;
    top: 0;
    z-index: 1040;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 16px;
}

.sidebar-toggle {
    background: none;
    border: none;
    color: var(--text-secondary);
    font-size: 1.4rem;
    cursor: pointer;
    display: none;
    transition: var(--transition);
}

.sidebar-toggle:hover {
    color: var(--text-primary);
}

.page-title {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--text-primary);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.topbar-right .btn-link {
    color: var(--text-secondary);
    text-decoration: none;
    padding: 8px;
    transition: var(--transition);
}

.topbar-right .btn-link:hover {
    color: var(--text-primary);
}

.user-dropdown-toggle {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary) !important;
    text-decoration: none !important;
}

.topbar-avatar i {
    font-size: 1.5rem;
}

/* =============================================
   Notification Dropdown
   ============================================= */
.notification-dropdown {
    width: 340px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    padding: 0;
}

.notification-dropdown .dropdown-header {
    color: var(--text-primary);
    font-weight: 600;
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
}

.notification-item {
    display: flex;
    gap: 12px;
    padding: 12px 16px;
    color: var(--text-secondary);
    transition: var(--transition);
}

.notification-item:hover {
    background: rgba(99, 102, 241, 0.08);
    color: var(--text-primary);
}

.notif-icon {
    font-size: 1.2rem;
    margin-top: 2px;
}

.notif-title {
    font-size: 0.85rem;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.notif-time {
    color: var(--text-secondary);
    font-size: 0.75rem;
}

/* =============================================
   Page Content
   ============================================= */
.page-content {
    padding: 24px;
    flex: 1;
}

/* =============================================
   Cards
   ============================================= */
.card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
}

.card:hover {
    box-shadow: var(--shadow-md);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--border-color);
    padding: 16px 20px;
    font-weight: 600;
    color: var(--text-primary);
}

.card-body {
    padding: 20px;
}

/* Stat Cards */
.stat-card {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 20px 24px;
    display: flex;
    align-items: center;
    gap: 16px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.stat-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
}

.stat-card.card-primary::before {
    background: linear-gradient(90deg, var(--primary), var(--accent));
}

.stat-card.card-success::before {
    background: linear-gradient(90deg, var(--success), #34d399);
}

.stat-card.card-warning::before {
    background: linear-gradient(90deg, var(--warning), #fbbf24);
}

.stat-card.card-danger::before {
    background: linear-gradient(90deg, var(--danger), #f87171);
}

.stat-card.card-info::before {
    background: linear-gradient(90deg, var(--accent), #22d3ee);
}

.stat-card.card-secondary::before {
    background: linear-gradient(90deg, var(--secondary), #94a3b8);
}

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

.stat-icon {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    flex-shrink: 0;
}

.stat-icon.bg-primary {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary-light);
}

.stat-icon.bg-success {
    background: rgba(16, 185, 129, 0.15);
    color: var(--success);
}

.stat-icon.bg-warning {
    background: rgba(245, 158, 11, 0.15);
    color: var(--warning);
}

.stat-icon.bg-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.stat-icon.bg-info {
    background: rgba(6, 182, 212, 0.15);
    color: var(--accent);
}

.stat-icon.bg-secondary {
    background: rgba(100, 116, 139, 0.15);
    color: var(--secondary);
}

.stat-details h3 {
    font-size: 1.6rem;
    font-weight: 700;
    margin-bottom: 2px;
    color: var(--text-primary);
}

.stat-details p {
    font-size: 0.82rem;
    color: var(--text-secondary);
    margin: 0;
}

/* =============================================
   Tables
   ============================================= */
.table {
    color: var(--text-primary);
}

.table thead th {
    background: rgba(15, 23, 42, 0.5);
    border-bottom: 2px solid var(--border-color);
    color: var(--text-secondary);
    font-weight: 600;
    font-size: 0.82rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 12px 16px;
    white-space: nowrap;
}

.table tbody td {
    padding: 12px 16px;
    border-bottom: 1px solid var(--border-color);
    vertical-align: middle;
    font-size: 0.9rem;
}

.table tbody tr:hover {
    background: rgba(99, 102, 241, 0.04);
}

/* DataTables Override */
.dataTables_wrapper .dataTables_length,
.dataTables_wrapper .dataTables_filter,
.dataTables_wrapper .dataTables_info,
.dataTables_wrapper .dataTables_paginate {
    color: var(--text-secondary) !important;
    padding: 12px 0;
}

.dataTables_wrapper .dataTables_filter input,
.dataTables_wrapper .dataTables_length select {
    background: var(--darker) !important;
    border: 1px solid var(--border-color) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-sm) !important;
    padding: 6px 12px !important;
}

.dataTables_wrapper .dataTables_paginate .paginate_button {
    color: var(--text-secondary) !important;
    border: 1px solid var(--border-color) !important;
    background: var(--card-bg) !important;
    border-radius: var(--radius-sm) !important;
    margin: 0 2px;
}

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

.dataTables_wrapper .dataTables_paginate .paginate_button.disabled {
    opacity: 0.5;
}

/* =============================================
   Forms
   ============================================= */
.form-control,
.form-select {
    background: var(--darker);
    border: 1px solid var(--border-color);
    color: var(--text-primary);
    border-radius: var(--radius-sm);
    padding: 10px 14px;
    font-size: 0.9rem;
    transition: var(--transition);
}

.form-control:focus,
.form-select:focus {
    background: var(--darker);
    border-color: var(--primary);
    color: var(--text-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.15);
}

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

.form-label {
    font-weight: 500;
    font-size: 0.85rem;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.input-group-text {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

/* =============================================
   Buttons
   ============================================= */
.btn {
    font-weight: 500;
    border-radius: var(--radius-sm);
    padding: 8px 18px;
    font-size: 0.88rem;
    transition: var(--transition);
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary), var(--primary-dark));
    border: none;
    box-shadow: 0 2px 10px rgba(99, 102, 241, 0.3);
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-light), var(--primary));
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
    transform: translateY(-1px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success), #059669);
    border: none;
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning), #d97706);
    border: none;
    color: #fff;
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger), #dc2626);
    border: none;
}

.btn-outline-secondary {
    border-color: var(--border-color);
    color: var(--text-secondary);
}

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

.btn-sm {
    padding: 5px 12px;
    font-size: 0.82rem;
}

/* =============================================
   Badges
   ============================================= */
.badge {
    font-weight: 500;
    padding: 5px 10px;
    font-size: 0.78rem;
    border-radius: 20px;
}

/* =============================================
   Kanban Board
   ============================================= */
.kanban-board {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
    min-height: 500px;
}

.kanban-column {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    display: flex;
    flex-direction: column;
}

.kanban-header {
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.kanban-header h6 {
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: 8px;
}

.kanban-count {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary-light);
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
}

.kanban-body {
    padding: 12px;
    flex: 1;
    min-height: 200px;
}

.kanban-card {
    background: var(--darker);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    padding: 14px;
    margin-bottom: 10px;
    cursor: grab;
    transition: var(--transition);
}

.kanban-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

.kanban-card:active {
    cursor: grabbing;
}

.kanban-card .card-title {
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
}

.kanban-card .card-client {
    font-size: 0.8rem;
    color: var(--text-secondary);
    margin-bottom: 8px;
}

.kanban-card .card-meta {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.78rem;
    color: var(--text-secondary);
}

.kanban-card .card-price {
    font-weight: 600;
    color: var(--success);
}

.kanban-card .card-deadline {
    display: flex;
    align-items: center;
    gap: 4px;
}

.sortable-ghost {
    opacity: 0.4;
    background: rgba(99, 102, 241, 0.1);
}

.sortable-chosen {
    box-shadow: var(--shadow-lg);
}

/* =============================================
   Status Dots
   ============================================= */
.status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    display: inline-block;
    margin-right: 6px;
}

.status-dot.pending {
    background: var(--warning);
}

.status-dot.in_progress {
    background: var(--primary);
}

.status-dot.review {
    background: var(--accent);
}

.status-dot.completed {
    background: var(--success);
}

/* =============================================
   Dropdown Menu Dark
   ============================================= */
.dropdown-menu {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    box-shadow: var(--shadow-lg);
}

.dropdown-item {
    color: var(--text-secondary);
    font-size: 0.88rem;
    padding: 8px 16px;
    transition: var(--transition);
}

.dropdown-item:hover {
    background: rgba(99, 102, 241, 0.1);
    color: var(--text-primary);
}

.dropdown-divider {
    border-color: var(--border-color);
}

/* =============================================
   Alerts
   ============================================= */
.alert {
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    border: none;
}

/* =============================================
   Modal
   ============================================= */
.modal-content {
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
}

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

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

.modal-title {
    font-weight: 600;
}

.btn-close {
    filter: invert(1);
}

/* =============================================
   Login Page
   ============================================= */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--body-bg);
    padding: 20px;
    position: relative;
    overflow: hidden;
}

.login-wrapper::before {
    content: '';
    position: absolute;
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15), transparent);
    top: -100px;
    right: -100px;
    border-radius: 50%;
}

.login-wrapper::after {
    content: '';
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(6, 182, 212, 0.1), transparent);
    bottom: -100px;
    left: -100px;
    border-radius: 50%;
}

.login-card {
    width: 100%;
    max-width: 420px;
    background: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 40px;
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 1;
}

.login-logo {
    text-align: center;
    margin-bottom: 32px;
}

.login-logo i {
    font-size: 3rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.login-logo h2 {
    font-size: 1.4rem;
    font-weight: 700;
    margin-top: 12px;
    color: var(--text-primary);
}

.login-logo p {
    color: var(--text-secondary);
    font-size: 0.88rem;
    margin-top: 4px;
}

/* =============================================
   Print Styles
   ============================================= */
@media print {

    .sidebar,
    .topbar,
    .no-print {
        display: none !important;
    }

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

    body {
        background: #fff;
        color: #000;
    }

    .card {
        border: 1px solid #ddd;
        background: #fff;
    }
}

/* =============================================
   Invoice Print
   ============================================= */
.invoice-wrapper {
    background: #fff;
    color: #333;
    padding: 40px;
    border-radius: var(--radius);
    max-width: 800px;
    margin: 0 auto;
}

.invoice-wrapper .table {
    color: #333;
}

.invoice-wrapper .table thead th {
    background: #f8f9fa;
    color: #495057;
    border-bottom: 2px solid #dee2e6;
}

.invoice-wrapper .table tbody td {
    border-bottom: 1px solid #dee2e6;
}

/* =============================================
   Charts
   ============================================= */
.chart-container {
    position: relative;
    height: 300px;
    padding: 10px;
}

/* =============================================
   Expiry Warning
   ============================================= */
.expiry-warning {
    color: var(--danger);
    font-weight: 600;
}

.expiry-ok {
    color: var(--success);
}

.expiry-soon {
    color: var(--warning);
    font-weight: 600;
}

/* =============================================
   Responsive
   ============================================= */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .main-content {
        margin-left: 0;
    }

    .sidebar-toggle {
        display: block;
    }

    .kanban-board {
        grid-template-columns: repeat(2, 1fr);
    }

    .sidebar-overlay {
        display: block;
        position: fixed;
        top: 0;
        left: 0;
        right: 0;
        bottom: 0;
        background: rgba(0, 0, 0, 0.5);
        z-index: 1040;
    }
}

@media (max-width: 575.98px) {
    .kanban-board {
        grid-template-columns: 1fr;
    }

    .page-content {
        padding: 16px;
    }

    .stat-card {
        padding: 16px;
    }
}

/* =============================================
   Client Portal Sidebar
   ============================================= */
.portal-sidebar .nav-list {
    padding: 0;
}

/* =============================================
   Empty State
   ============================================= */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    color: var(--text-secondary);
}

.empty-state i {
    font-size: 3rem;
    margin-bottom: 16px;
    opacity: 0.5;
}

.empty-state h5 {
    margin-bottom: 8px;
    color: var(--text-primary);
}

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

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.4s ease-out;
}

.stat-card {
    animation: fadeIn 0.4s ease-out;
    animation-fill-mode: both;
}

.stat-card:nth-child(1) {
    animation-delay: 0.05s;
}

.stat-card:nth-child(2) {
    animation-delay: 0.1s;
}

.stat-card:nth-child(3) {
    animation-delay: 0.15s;
}

.stat-card:nth-child(4) {
    animation-delay: 0.2s;
}

.stat-card:nth-child(5) {
    animation-delay: 0.25s;
}

.stat-card:nth-child(6) {
    animation-delay: 0.3s;
}

/* =============================================
   File list
   ============================================= */
.file-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    margin-bottom: 8px;
    transition: var(--transition);
}

.file-item:hover {
    border-color: var(--primary);
    background: rgba(99, 102, 241, 0.04);
}

.file-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    font-size: 1.2rem;
    flex-shrink: 0;
}

.file-icon.pdf {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
}

.file-icon.image {
    background: rgba(99, 102, 241, 0.15);
    color: var(--primary);
}

.file-icon.doc {
    background: rgba(6, 182, 212, 0.15);
    color: var(--accent);
}

.file-icon.other {
    background: rgba(100, 116, 139, 0.15);
    color: var(--secondary);
}



/* =============================================
   Theme Color Picker
   ============================================= */
.theme-color-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 10px;
    margin-top: 4px;
}

.theme-color-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 4px;
    cursor: pointer;
    padding: 8px 4px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
}

.theme-color-option:hover {
    background: rgba(255, 255, 255, 0.05);
}

.theme-color-option.active {
    border-color: var(--text-primary);
    background: rgba(255, 255, 255, 0.08);
}

.theme-color-swatch {
    width: 32px;
    height: 32px;
    border-radius: 50%;
    display: block;
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    border: 3px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition);
}

.theme-color-option.active .theme-color-swatch {
    border-color: rgba(255, 255, 255, 0.5);
    transform: scale(1.1);
}

.theme-color-option small {
    font-size: 0.68rem;
    color: var(--text-secondary);
}

/* =============================================
   Background Mode Picker
   ============================================= */
.bg-mode-option {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    cursor: pointer;
    padding: 8px;
    border-radius: var(--radius-sm);
    border: 2px solid transparent;
    transition: var(--transition);
    text-align: center;
}

.bg-mode-option:hover {
    background: rgba(255, 255, 255, 0.05);
}

.bg-mode-option.active {
    border-color: var(--primary);
}

.bg-mode-preview {
    width: 100%;
    height: 60px;
    border-radius: 6px;
    padding: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid rgba(128, 128, 128, 0.2);
}

.bg-mode-card {
    width: 80%;
    padding: 8px;
    border-radius: 4px;
    border: 1px solid rgba(128, 128, 128, 0.15);
}

.bg-mode-lines {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.bg-mode-lines span {
    height: 3px;
    border-radius: 2px;
    opacity: 0.4;
    display: block;
    width: 100%;
}

.bg-mode-option small {
    font-size: 0.72rem;
    color: var(--text-secondary);
}

/* =============================================
   Sidebar Logo
   ============================================= */
.sidebar-logo-img {
    max-height: 40px;
    max-width: 140px;
    border-radius: 6px;
    object-fit: contain;
}

/* =============================================
   Invoice Watermark
   ============================================= */
.invoice-watermark {
    position: relative;
}

.invoice-watermark::after {
    content: attr(data-watermark);
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-35deg);
    font-size: 6rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 8px;
    opacity: 0.06;
    pointer-events: none;
    white-space: nowrap;
    z-index: 0;
}

.invoice-watermark.watermark-paid::after {
    color: #10b981;
    opacity: 0.08;
}

.invoice-watermark.watermark-unpaid::after {
    color: #ef4444;
    opacity: 0.08;
}

.invoice-watermark.watermark-cancelled::after {
    color: #64748b;
    opacity: 0.08;
}

.invoice-watermark.watermark-downpayment::after {
    color: #164e63;
    opacity: 0.08;
}

/* Bank info in invoice */
.invoice-bank-info {
    margin-top: 20px;
    padding: 15px;
    border-radius: 8px;
}

.invoice-bank-info h6 {
    font-size: 0.85rem;
    text-transform: uppercase;
    margin-bottom: 8px;
}

.invoice-bank-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 6px 0;
    font-size: 0.9rem;
}

/* =============================================
   Responsive Layout (Mobile & Tablet)
   ============================================= */
@media (max-width: 991.98px) {
    .sidebar {
        transform: translateX(-100%);
        box-shadow: none;
    }

    .sidebar.show {
        transform: translateX(0);
        box-shadow: var(--shadow-lg);
    }

    .main-content {
        margin-left: 0;
    }

    .sidebar-toggle {
        display: block !important;
    }

    .topbar {
        padding: 0 16px;
    }

    .page-content {
        padding: 16px;
    }

    .page-title {
        font-size: 1.1rem;
    }
}

.sidebar-overlay {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.4);
    z-index: 1045;
    display: none;
    backdrop-filter: blur(2px);
}

/* DataTables Responsive Fixes */
table.dataTable.dtr-inline.collapsed>tbody>tr>td.dtr-control,
table.dataTable.dtr-inline.collapsed>tbody>tr>th.dtr-control {
    cursor: pointer;
}

table.dataTable.dtr-inline.collapsed>tbody>tr>td.dtr-control::before,
table.dataTable.dtr-inline.collapsed>tbody>tr>th.dtr-control::before {
    background-color: var(--primary);
    box-shadow: none;
    border: 2px solid var(--card-bg);
}

table.dataTable.dtr-inline.collapsed>tbody>tr.parent>td.dtr-control::before,
table.dataTable.dtr-inline.collapsed>tbody>tr.parent>th.dtr-control::before {
    background-color: var(--danger);
}

.dtr-details {
    width: 100%;
}

.dtr-details li {
    border-bottom: 1px solid var(--border-color) !important;
    padding: 0.5rem 0 !important;
}

.dtr-title {
    font-weight: 600;
    color: var(--text-secondary);
    margin-right: 10px;
}

.dtr-data {
    color: var(--text-primary);
}

.invoice-bank-item .bank-name {
    font-weight: 600;
    min-width: 80px;
}