/* ═══════════════════════════════════════════════════════════
   NAR eCommerce — Stripe-Inspired Design System
   ═══════════════════════════════════════════════════════════ */

/* ── CSS Custom Properties ── */
:root {
    --color-primary: #1a3b5c;
    --color-primary-hover: #142e49;
    --color-primary-light: rgba(26, 59, 92, 0.1);
    --color-sidebar-bg: #0a2540;
    --color-sidebar-hover: #1a3a5c;
    --color-sidebar-text: #8898aa;
    --color-sidebar-active: #ffffff;
    --color-page-bg: #f6f9fc;
    --color-card-bg: #ffffff;
    --color-card-shadow: 0 1px 3px rgba(0,0,0,0.08);
    --color-text-primary: #1a1f36;
    --color-text-secondary: #697386;
    --color-success: #30d158;
    --color-danger: #ff3b30;
    --color-warning: #ff9500;
    --color-info: #32ade6;
    --color-border: #e3e8ee;
    --color-table-header-bg: #f7fafc;
    --color-table-header-text: #697386;
    --sidebar-width: 240px;
    --font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
}

/* ── Base ── */
html {
    font-size: 14px;
    position: relative;
    min-height: 100%;
}

body {
    font-family: var(--font-family);
    background-color: var(--color-page-bg);
    color: var(--color-text-primary);
    margin: 0;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    color: var(--color-text-primary);
}

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

code {
    color: var(--color-primary);
    font-size: 0.9em;
}

/* ── Sidebar ── */
.sidebar {
    position: fixed;
    top: 0;
    left: 0;
    bottom: 0;
    width: var(--sidebar-width);
    background: var(--color-sidebar-bg);
    display: flex;
    flex-direction: column;
    z-index: 1040;
    transition: transform 0.25s ease;
}

.sidebar-brand {
    padding: 14px 24px 10px;
    border-bottom: 1px solid rgba(255,255,255,0.08);
}

.sidebar-brand a {
    color: #fff;
    font-size: 0.94rem;
    font-weight: 700;
    text-decoration: none;
    letter-spacing: -0.02em;
}

.sidebar-brand .sidebar-signout {
    color: rgba(255,255,255,0.6);
    font-size: 0.85rem;
    font-weight: 400;
    cursor: pointer;
    transition: opacity 0.15s;
}
.sidebar-brand .sidebar-signout:hover {
    color: #fff;
    opacity: 1;
}

.sidebar-brand .brand-sub {
    display: block;
    color: var(--color-sidebar-text);
    font-size: 0.75rem;
    font-weight: 400;
    margin-top: 2px;
    letter-spacing: 0.04em;
    text-transform: uppercase;
}

.sidebar-nav {
    flex: 1;
    overflow-y: auto;
    padding: 8px 0;
    scrollbar-width: none;
    -ms-overflow-style: none;
}

.sidebar-nav::-webkit-scrollbar {
    display: none;
}

.sidebar-nav .nav-section {
    padding: 0 16px;
    margin-bottom: 0;
}

.sidebar-nav .nav-section-label {
    display: block;
    padding: 6px 8px 2px;
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #ffffff;
}

.sidebar-nav .nav-section-label i {
    width: 14px;
    text-align: center;
    margin-right: 4px;
    font-size: 0.65rem;
}

/* ── Sidebar Filters ── */
.sidebar-filters {
    padding: 4px 0 0 0;
    margin-left: 1.1rem;
    margin-right: 0;
}

.sidebar-filters-header {
    display: flex;
    align-items: center;
    justify-content: flex-end;
    margin-bottom: 2px;
}

.sidebar-filter-icon {
    font-size: 0.54rem;
    opacity: 0.45;
    margin-right: 5px;
    width: 10px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-filter-group {
    margin-bottom: 4px;
}

.sidebar-dropdown {
    position: relative;
}

.sidebar-dropdown-btn {
    display: flex;
    align-items: center;
    width: 100%;
    padding: 4px 7px;
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: 5px;
    color: #fff;
    font-size: 0.65rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.15s;
    font-family: var(--font-family);
}

.sidebar-dropdown-btn:hover {
    background: rgba(255,255,255,0.12);
}

.sidebar-dropdown-label {
    flex: 1;
    text-align: left;
}

.sidebar-dropdown-count {
    font-size: 0.65rem;
    font-weight: 600;
    background: #2563eb;
    color: #fff;
    padding: 1px 6px;
    border-radius: 10px;
    margin-right: 6px;
    display: none;
}

.sidebar-dropdown-count.visible {
    display: inline-block;
}

.sidebar-dropdown-arrow {
    font-size: 0.55rem;
    transition: transform 0.2s;
}

.sidebar-dropdown.open .sidebar-dropdown-arrow {
    transform: rotate(180deg);
}

.sidebar-dropdown-menu {
    display: none;
    flex-wrap: wrap;
    gap: 5px;
    padding: 8px 4px;
}

.sidebar-dropdown.open .sidebar-dropdown-menu {
    display: flex;
}

.sidebar-pill {
    padding: 3px 9px;
    border-radius: 13px;
    font-size: 0.65rem;
    font-weight: 500;
    color: rgba(255,255,255,0.7);
    background: rgba(255,255,255,0.06);
    border: 1px solid rgba(255,255,255,0.12);
    cursor: pointer;
    transition: all 0.15s;
    user-select: none;
    white-space: nowrap;
}

.sidebar-pill:hover {
    color: rgba(255,255,255,0.8);
    background: rgba(255,255,255,0.12);
    border-color: rgba(255,255,255,0.2);
}

.sidebar-pill.active {
    color: #fff;
    background: #3b82f6;
    border-color: #3b82f6;
    box-shadow: 0 0 8px rgba(59,130,246,0.4);
}

/* Dropdown with nav links (Charge Flow) */
.sidebar-dropdown-links {
    flex-direction: column;
    gap: 2px;
    padding: 4px 0;
}

.sidebar-link-item {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 12px;
    border-radius: 6px;
    color: rgba(255,255,255,0.7);
    font-size: 0.85rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s;
}

.sidebar-link-item i {
    width: 18px;
    text-align: center;
    font-size: 0.82rem;
}

.sidebar-link-item:hover {
    background: var(--color-sidebar-hover);
    color: #fff;
}

.sidebar-link-item.active {
    background: var(--color-sidebar-hover);
    color: #fff;
}

.sidebar-filter-clear {
    font-size: 0.63rem;
    color: var(--color-sidebar-text);
    text-decoration: none;
    transition: color 0.15s;
    white-space: nowrap;
}

.sidebar-filter-clear:hover {
    color: #fff;
}

.sidebar-nav .nav-link {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 5px 10px;
    margin: 1px 8px;
    border-radius: 5px;
    color: var(--color-sidebar-text);
    font-size: 0.72rem;
    font-weight: 500;
    text-decoration: none;
    transition: all 0.15s ease;
}

.sidebar-nav .nav-link i {
    width: 15px;
    text-align: center;
    font-size: 0.68rem;
}

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

.sidebar-nav .nav-link.active {
    background: var(--color-sidebar-hover);
    color: var(--color-sidebar-active);
}

.sidebar-nav .nav-submenu {
    list-style: none;
    padding: 0;
    margin: 0 0 0 20px;
}

.sidebar-nav .nav-submenu .nav-link {
    font-size: 0.85rem;
    padding: 6px 12px;
}

.sidebar-footer {
    padding: 16px 20px;
    border-top: 1px solid rgba(255,255,255,0.08);
}

.sidebar-footer .sidebar-user {
    color: #fff;
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: 2px;
}

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

.sidebar-footer .sidebar-logout {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: var(--color-sidebar-text);
    font-size: 0.8rem;
    text-decoration: none;
    margin-top: 8px;
    transition: color 0.15s;
}

.sidebar-footer .sidebar-logout:hover {
    color: #fff;
}

/* ── Main Content Area ── */
.main-content {
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    background: var(--color-page-bg);
    padding: 32px;
}

.main-content-full {
    margin-left: 0;
    min-height: 100vh;
    background: var(--color-page-bg);
}

/* ── Mobile Hamburger ── */
.sidebar-toggle {
    display: none;
    position: fixed;
    top: 12px;
    left: 12px;
    z-index: 1050;
    width: 40px;
    height: 40px;
    border: none;
    border-radius: 8px;
    background: var(--color-sidebar-bg);
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    align-items: center;
    justify-content: center;
    box-shadow: 0 2px 8px rgba(0,0,0,0.15);
}

.sidebar-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0,0,0,0.5);
    z-index: 1035;
}

/* ── Cards ── */
.card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: var(--color-card-shadow);
}

.card-header {
    background: var(--color-card-bg);
    border-bottom: 1px solid var(--color-border);
    font-weight: 600;
    font-size: 0.9rem;
    padding: 14px 20px;
    color: var(--color-text-primary);
}

.card-body {
    padding: 20px;
}

/* ── Buttons ── */
.btn {
    font-family: var(--font-family);
    font-weight: 500;
    border-radius: 6px;
    font-size: 0.875rem;
    transition: all 0.15s ease;
}

.btn:focus, .btn:active:focus, .btn-link.nav-link:focus, .form-control:focus, .form-check-input:focus {
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

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

.btn-primary:hover, .btn-primary:active {
    background-color: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    box-shadow: 0 2px 4px rgba(99, 91, 255, 0.25);
}

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

.btn-outline-primary:hover, .btn-outline-primary.active, .btn-check:checked + .btn-outline-primary {
    background-color: var(--color-primary);
    border-color: var(--color-primary);
    color: #fff;
}

.btn-success { background-color: var(--color-success); border-color: var(--color-success); }
.btn-danger { background-color: var(--color-danger); border-color: var(--color-danger); }
.btn-warning { background-color: var(--color-warning); border-color: var(--color-warning); color: #fff; }
.btn-info { background-color: var(--color-info); border-color: var(--color-info); color: #fff; }

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

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

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

.btn-ghost:hover {
    background: var(--color-page-bg);
    color: var(--color-text-primary);
    border-color: #cdd5df;
}

/* ── Badges ── */
.badge {
    font-weight: 500;
    font-size: 0.75rem;
    padding: 4px 10px;
    border-radius: 20px;
    letter-spacing: 0.01em;
}

.badge.bg-primary { background-color: rgba(26,59,92,0.12) !important; color: #1a3b5c; }
.badge.bg-success { background-color: rgba(48,209,88,0.12) !important; color: #1a8d3e; }
.badge.bg-danger { background-color: rgba(255,59,48,0.12) !important; color: #d1242f; }
.badge.bg-warning { background-color: rgba(255,149,0,0.12) !important; color: #c47600; }
.badge.bg-info { background-color: rgba(50,173,230,0.12) !important; color: #1a7bb5; }
.badge.bg-secondary { background-color: rgba(105,115,134,0.12) !important; color: #697386; }

/* ── Form Inputs ── */
.form-control, .form-select {
    font-family: var(--font-family);
    border: 1px solid var(--color-border);
    border-radius: 6px;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    transition: border-color 0.15s, box-shadow 0.15s;
}

.form-control:focus, .form-select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-light);
}

.form-label {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    margin-bottom: 4px;
}

/* ── Tables (Stripe-style) ── */
.table {
    font-size: 0.875rem;
    color: var(--color-text-primary);
    border-color: var(--color-border);
}

.table thead th {
    background: var(--color-table-header-bg);
    color: var(--color-table-header-text);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 12px;
    border-bottom: 1px solid var(--color-border);
    border-top: none;
    white-space: nowrap;
}

.table tbody td {
    padding: 10px 12px;
    vertical-align: middle;
    border-bottom: 1px solid var(--color-border);
    border-top: none;
}

.table tbody tr:hover {
    background-color: rgba(99,91,255,0.03);
}

.table-sm thead th { padding: 8px 10px; }
.table-sm tbody td { padding: 8px 10px; }

/* ── Alerts (Stripe-style) ── */
.alert {
    border-radius: 8px;
    border: 1px solid var(--color-border);
    font-size: 0.875rem;
}

.alert-success {
    background: rgba(48,209,88,0.08);
    border-color: rgba(48,209,88,0.25);
    color: #1a6d30;
}

.alert-danger {
    background: rgba(255,59,48,0.08);
    border-color: rgba(255,59,48,0.25);
    color: #c1170c;
}

.alert-warning {
    background: rgba(255,149,0,0.08);
    border-color: rgba(255,149,0,0.25);
    color: #9a5c00;
}

.alert-info {
    background: rgba(50,173,230,0.08);
    border-color: rgba(50,173,230,0.25);
    color: #1a6b96;
}

.alert-secondary {
    background: rgba(105,115,134,0.06);
    border-color: var(--color-border);
    color: var(--color-text-secondary);
}

/* ── Modals ── */
.modal-content {
    border: none;
    border-radius: 10px;
    box-shadow: 0 8px 30px rgba(0,0,0,0.12);
}

.modal-header {
    border-bottom: 1px solid var(--color-border);
    padding: 16px 20px;
}

.modal-header .modal-title {
    font-size: 1rem;
    font-weight: 600;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    border-top: 1px solid var(--color-border);
    padding: 14px 20px;
}

/* ── Transaction Table (Stripe-style) ── */
.datatable-wrapper {
    background: var(--color-card-bg);
    border-radius: 8px;
    box-shadow: var(--color-card-shadow);
    overflow: hidden;
    border: 1px solid var(--color-border);
}

#txnTable {
    border-collapse: collapse !important;
    margin-bottom: 0 !important;
    border: none !important;
}

#txnTable thead th {
    background-color: var(--color-table-header-bg) !important;
    color: var(--color-table-header-text) !important;
    font-weight: 600;
    font-size: 0.73rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 10px 10px !important;
    white-space: nowrap;
    border: none !important;
    border-bottom: 1px solid var(--color-border) !important;
}

#txnTable tbody td {
    vertical-align: middle;
    padding: 10px 10px !important;
    font-size: 0.875rem;
    color: var(--color-text-primary);
    border-top: none !important;
    border-bottom: 1px solid var(--color-border) !important;
    border-left: none !important;
    border-right: none !important;
}

#txnTable tbody tr {
    background-color: var(--color-card-bg);
    transition: background-color 0.15s;
}

#txnTable tbody tr:hover {
    background-color: rgba(99,91,255,0.03) !important;
}

/* Sort arrows — match table header text color */
.datatable-sorter {
    color: var(--color-table-header-text) !important;
}

.datatable-sorter::before {
    border-top-color: var(--color-table-header-text) !important;
    opacity: 0.35 !important;
}

.datatable-sorter::after {
    border-bottom-color: var(--color-table-header-text) !important;
    opacity: 0.35 !important;
}

.datatable-ascending .datatable-sorter::after {
    border-bottom-color: var(--color-primary) !important;
    opacity: 1 !important;
}

.datatable-descending .datatable-sorter::before {
    border-top-color: var(--color-primary) !important;
    opacity: 1 !important;
}

/* DataTable controls */
.datatable-top, .datatable-bottom {
    padding: 12px 16px;
}

.datatable-search {
    display: flex !important;
    align-items: center;
    gap: 8px;
}

.datatable-search input {
    border: 1px solid var(--color-border) !important;
    border-radius: 6px !important;
    font-family: var(--font-family) !important;
    font-size: 0.85rem !important;
    padding: 6px 12px !important;
}

.datatable-search input:focus {
    border-color: var(--color-primary) !important;
    box-shadow: 0 0 0 3px var(--color-primary-light) !important;
    outline: none !important;
}

.datatable-selector {
    border: 1px solid var(--color-border) !important;
    border-radius: 6px !important;
    font-size: 0.85rem !important;
    padding: 4px 8px !important;
}

.datatable-pagination li a {
    border-radius: 6px !important;
    font-size: 0.85rem !important;
}

.datatable-pagination li.datatable-active a {
    background: var(--color-primary) !important;
    border-color: var(--color-primary) !important;
}

.export-btn {
    height: 34px;
    font-size: 0.8rem;
    font-weight: 500;
    border: none;
    padding: 0 14px;
    white-space: nowrap;
    display: inline-flex;
    align-items: center;
    border-radius: 6px;
    background: #1e293b;
    color: #fff;
    cursor: pointer;
    transition: all 0.15s;
}

.export-btn:hover {
    background: #334155;
    color: #fff;
}

/* ── Tooltip badge ── */
.tip-badge {
    position: relative;
    cursor: pointer;
}

.tip-badge .tip-text {
    visibility: hidden;
    opacity: 0;
    position: absolute;
    bottom: 130%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--color-sidebar-bg);
    color: #fff;
    padding: 6px 12px;
    border-radius: 6px;
    font-size: 12px;
    font-weight: normal;
    white-space: nowrap;
    z-index: 1000;
    transition: opacity 0.15s;
    pointer-events: none;
}

.tip-badge .tip-text::after {
    content: "";
    position: absolute;
    top: 100%;
    left: 50%;
    margin-left: -5px;
    border-width: 5px;
    border-style: solid;
    border-color: var(--color-sidebar-bg) transparent transparent transparent;
}

.tip-badge:hover .tip-text {
    visibility: visible;
    opacity: 1;
}

/* ── History accordion rows ── */
.history-row td {
    background-color: var(--color-page-bg) !important;
    padding: 0 !important;
    border-bottom: 1px solid var(--color-border) !important;
}

.history-row:hover td {
    background-color: #eef1f6 !important;
}

.history-container {
    border-left: 3px solid var(--color-primary);
    margin: 10px 16px 10px 28px;
    padding: 10px 14px;
}

.history-container table {
    margin: 0;
    font-size: 0.82rem;
}

.history-container th {
    background: var(--color-table-header-bg) !important;
    color: var(--color-table-header-text) !important;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 6px 8px !important;
}

.history-container td {
    padding: 6px 8px !important;
    background: transparent !important;
}

.btn-history-toggle {
    background: var(--color-primary);
    color: #fff;
    border: none;
    width: 22px;
    height: 22px;
    border-radius: 5px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.58rem;
    cursor: pointer;
    padding: 0;
    transition: background 0.15s;
}

.btn-history-toggle:hover {
    background: var(--color-primary-hover);
    color: #fff;
}

/* ── Page Header ── */
.page-header {
    margin-bottom: 24px;
}

.page-header h2 {
    font-size: 1.35rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.page-header p {
    color: var(--color-text-secondary);
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* ── Stripe Card Sections (for forms) ── */
.stripe-card {
    background: var(--color-card-bg);
    border: 1px solid var(--color-border);
    border-radius: 8px;
    box-shadow: var(--color-card-shadow);
    padding: 20px 24px;
    margin-bottom: 20px;
}

.stripe-card h5 {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--color-text-primary);
    margin-bottom: 16px;
    padding-bottom: 10px;
    border-bottom: 1px solid var(--color-border);
}

/* ── Charge type toggle (segmented control) ── */
.charge-type-toggle .btn-group {
    background: var(--color-page-bg);
    border-radius: 8px;
    padding: 4px;
    border: 1px solid var(--color-border);
}

.charge-type-toggle .btn-check + .btn {
    border: none;
    border-radius: 6px !important;
    font-size: 0.82rem;
    font-weight: 500;
    padding: 6px 14px;
    color: var(--color-text-secondary);
    background: transparent;
}

.charge-type-toggle .btn-check:checked + .btn {
    background: var(--color-card-bg);
    color: var(--color-primary);
    box-shadow: 0 1px 3px rgba(0,0,0,0.08);
}

/* ── Receipt card ── */
.receipt-card {
    border-left: 4px solid var(--color-success);
}

.receipt-card .card-header {
    border-left: none;
}

/* ── Profile cards ── */
.profile-card {
    transition: box-shadow 0.2s, transform 0.2s;
    cursor: pointer;
}

.profile-card:hover {
    box-shadow: 0 4px 12px rgba(0,0,0,0.1);
    transform: translateY(-2px);
}

.profile-card.active-profile {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 2px var(--color-primary-light);
}

/* ── Pre/code output ── */
pre.output-block {
    background: var(--color-sidebar-bg);
    color: #e8ecf1;
    padding: 16px;
    border-radius: 8px;
    font-size: 0.82rem;
    overflow: auto;
    border: none;
}

/* ── Login page centered ── */
.login-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--color-page-bg);
    padding: 20px;
}

.login-card {
    width: 100%;
    max-width: 420px;
}

.login-card .card {
    border: none;
    box-shadow: 0 4px 20px rgba(0,0,0,0.08);
}

.login-card .card-body {
    padding: 32px;
}

.login-brand {
    text-align: center;
    margin-bottom: 24px;
}

.login-brand h3 {
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-text-primary);
    margin-bottom: 4px;
}

.login-brand p {
    color: var(--color-text-secondary);
    font-size: 0.85rem;
    margin: 0;
}

/* ── Details/Summary ── */
details {
    border: 1px solid var(--color-border);
    border-radius: 8px;
    overflow: hidden;
}

details summary {
    padding: 10px 16px;
    cursor: pointer;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--color-text-secondary);
    background: var(--color-table-header-bg);
}

details summary:hover {
    color: var(--color-text-primary);
}

details[open] summary {
    border-bottom: 1px solid var(--color-border);
}

details .table {
    margin-bottom: 0;
}

/* ── Footer ── */
.app-footer {
    color: var(--color-text-secondary);
    font-size: 0.78rem;
    padding: 16px 0;
    border-top: 1px solid var(--color-border);
    margin-top: 40px;
}

/* ── Calendar (Recurring Payments) ── */
.cal-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--color-border);
}

.cal-header {
    background: var(--color-table-header-bg);
    color: var(--color-table-header-text);
    font-size: 0.72rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    padding: 8px;
    text-align: center;
}

.cal-day {
    background: var(--color-card-bg);
    min-height: 80px;
    padding: 6px;
    position: relative;
}

.cal-day.cal-empty {
    background: var(--color-page-bg);
    min-height: 80px;
}

.cal-date {
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--color-text-secondary);
}

.cal-today {
    background: rgba(37,99,235,0.04);
}

.cal-today .cal-date {
    background: #2563eb;
    color: #fff;
    width: 24px;
    height: 24px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
}

.cal-charge {
    font-size: 0.68rem;
    font-weight: 600;
    padding: 2px 6px;
    border-radius: 4px;
    margin-top: 3px;
    white-space: nowrap;
}

.cal-charge-active {
    background: rgba(37,99,235,0.12);
    color: #2563eb;
}

.cal-charge-paused {
    background: rgba(105,115,134,0.12);
    color: #697386;
}

.cal-charge-expired {
    background: rgba(255,59,48,0.12);
    color: #d1242f;
}

/* ── Responsive: Mobile ── */
@media (max-width: 768px) {
    .sidebar {
        transform: translateX(-100%);
    }

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

    .sidebar-toggle {
        display: flex;
    }

    .sidebar-overlay.show {
        display: block;
    }

    .main-content {
        margin-left: 0;
        padding: 72px 16px 16px;
    }
}