/* assets/style.css */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

:root {
    --bg: #f5f6f8;
    --surface: #ffffff;
    --border: #e2e5e9;
    --text: #1a1d23;
    --text-secondary: #5f6672;
    --primary: #2c5282;
    --primary-light: #e8eef6;
    --success: #276749;
    --success-bg: #f0fff4;
    --warning: #975a16;
    --warning-bg: #fefce8;
    --danger: #9b2c2c;
    --danger-bg: #fff5f5;
    --info: #2b6cb0;
    --info-bg: #ebf8ff;
    --radius: 6px;
    --shadow: 0 1px 3px rgba(0,0,0,.08);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', system-ui, sans-serif;
    background: var(--bg);
    color: var(--text);
    font-size: 14px;
    line-height: 1.5;
}

/* ─── Layout ─── */
.app-header {
    background: var(--surface);
    border-bottom: 1px solid var(--border);
    padding: 0 24px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: space-between;
    position: sticky;
    top: 0;
    z-index: 100;
}

.app-header h1 {
    font-size: 16px;
    font-weight: 600;
    color: var(--text);
    display: flex;
    align-items: center;
    gap: 8px;
}

.app-header h1 span {
    color: var(--text-secondary);
    font-weight: 400;
}

.header-actions {
    display: flex;
    gap: 8px;
    align-items: center;
}

.container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 20px 24px;
}

/* ─── Tabs ─── */
.tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--border);
    margin-bottom: 20px;
}

.tab {
    padding: 10px 20px;
    cursor: pointer;
    font-size: 13px;
    font-weight: 500;
    color: var(--text-secondary);
    border-bottom: 2px solid transparent;
    transition: all .15s;
    user-select: none;
}

.tab:hover {
    color: var(--text);
}

.tab.active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

.tab-content {
    display: none;
}

.tab-content.active {
    display: block;
}

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

.card-header {
    padding: 14px 18px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.card-header h3 {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .3px;
    color: var(--text-secondary);
}

.card-body {
    padding: 18px;
}

/* ─── Summary Grid ─── */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 14px;
    margin-bottom: 20px;
}

.summary-card {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 18px;
    box-shadow: var(--shadow);
}

.summary-card .label {
    font-size: 11px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .5px;
    color: var(--text-secondary);
    margin-bottom: 6px;
}

.summary-card .value {
    font-size: 22px;
    font-weight: 700;
    color: var(--text);
}

.summary-card .sub {
    font-size: 12px;
    color: var(--text-secondary);
    margin-top: 4px;
}

/* ─── Chart area ─── */
.charts-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 20px;
}

.chart-container {
    position: relative;
    height: 240px;
}

canvas {
    width: 100% !important;
    height: 100% !important;
}

/* ─── Toolbar ─── */
.toolbar {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 10px;
    margin-bottom: 14px;
    flex-wrap: wrap;
}

.toolbar-left,
.toolbar-right {
    display: flex;
    align-items: center;
    gap: 8px;
}

.search-box {
    position: relative;
}

.search-box input {
    padding: 7px 12px 7px 32px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    width: 260px;
    outline: none;
    transition: border-color .15s;
}

.search-box input:focus {
    border-color: var(--primary);
}

.search-box::before {
    content: '⌕';
    position: absolute;
    left: 10px;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-secondary);
    font-size: 14px;
}

/* ─── Buttons ─── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    padding: 7px 14px;
    font-size: 13px;
    font-weight: 500;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    background: var(--surface);
    color: var(--text);
    cursor: pointer;
    transition: all .15s;
    white-space: nowrap;
    text-decoration: none;
}

.btn:hover {
    background: var(--bg);
}

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

.btn-primary:hover {
    background: #234272;
}

.btn-danger {
    color: var(--danger);
    border-color: #e5aaaa;
}

.btn-danger:hover {
    background: var(--danger-bg);
}

.btn-sm {
    padding: 4px 10px;
    font-size: 12px;
}

/* ─── Select ─── */
select.filter-select {
    padding: 7px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    background: var(--surface);
    outline: none;
    cursor: pointer;
}

/* ─── Table ─── */
.table-wrapper {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}

thead {
    background: var(--bg);
}

th {
    padding: 10px 14px;
    text-align: left;
    font-weight: 600;
    font-size: 11px;
    text-transform: uppercase;
    letter-spacing: .4px;
    color: var(--text-secondary);
    border-bottom: 1px solid var(--border);
    white-space: nowrap;
    user-select: none;
}

td {
    padding: 10px 14px;
    border-bottom: 1px solid var(--border);
    vertical-align: middle;
}

tbody tr:hover {
    background: #fafbfc;
}

tbody tr.selected {
    background: var(--primary-light);
}

.amount-cell {
    font-variant-numeric: tabular-nums;
    text-align: right;
    font-weight: 500;
}

/* ─── Status Badge ─── */
.badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: .2px;
}

.badge-active {
    background: var(--success-bg);
    color: var(--success);
}

.badge-inactive {
    background: var(--bg);
    color: var(--text-secondary);
}

.badge-pending {
    background: var(--warning-bg);
    color: var(--warning);
}

.badge-completed {
    background: var(--info-bg);
    color: var(--info);
}

.badge-rejected {
    background: var(--danger-bg);
    color: var(--danger);
}

/* ─── Pagination ─── */
.pagination {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 12px 0;
    font-size: 13px;
    color: var(--text-secondary);
}

.pagination-buttons {
    display: flex;
    gap: 4px;
}

.pagination-buttons .btn {
    min-width: 34px;
    justify-content: center;
}

.pagination-buttons .btn.active {
    background: var(--primary);
    color: #fff;
    border-color: var(--primary);
}

/* ─── Modal ─── */
.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,.4);
    z-index: 1000;
    align-items: center;
    justify-content: center;
}

.modal-overlay.show {
    display: flex;
}

.modal {
    background: var(--surface);
    border-radius: 8px;
    width: 520px;
    max-width: 95vw;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: 0 20px 60px rgba(0,0,0,.2);
}

.modal-lg {
    width: 720px;
}

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

.modal-header h2 {
    font-size: 15px;
    font-weight: 600;
}

.modal-close {
    background: none;
    border: none;
    font-size: 18px;
    cursor: pointer;
    color: var(--text-secondary);
    padding: 4px;
    line-height: 1;
}

.modal-body {
    padding: 20px;
}

.modal-footer {
    padding: 14px 20px;
    border-top: 1px solid var(--border);
    display: flex;
    justify-content: flex-end;
    gap: 8px;
}

/* ─── Form ─── */
.form-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.form-group.full {
    grid-column: 1 / -1;
}

.form-group label {
    font-size: 12px;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: .3px;
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 8px 10px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 13px;
    font-family: inherit;
    outline: none;
    transition: border-color .15s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--primary);
}

.form-group textarea {
    resize: vertical;
    min-height: 60px;
}

/* ─── Import Area ─── */
.paste-area {
    width: 100%;
    min-height: 150px;
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 14px;
    font-family: 'SF Mono', 'Consolas', monospace;
    font-size: 12px;
    resize: vertical;
    outline: none;
    transition: border-color .15s;
}

.paste-area:focus {
    border-color: var(--primary);
}

.drop-zone {
    border: 2px dashed var(--border);
    border-radius: var(--radius);
    padding: 30px;
    text-align: center;
    cursor: pointer;
    transition: all .15s;
    color: var(--text-secondary);
    margin-bottom: 14px;
}

.drop-zone:hover,
.drop-zone.drag-over {
    border-color: var(--primary);
    background: var(--primary-light);
}

.drop-zone p {
    margin: 6px 0;
}

.drop-zone .hint {
    font-size: 12px;
}

/* ─── Toast ─── */
.toast-container {
    position: fixed;
    top: 70px;
    right: 20px;
    z-index: 2000;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.toast {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 16px;
    box-shadow: 0 4px 12px rgba(0,0,0,.12);
    font-size: 13px;
    display: flex;
    align-items: center;
    gap: 8px;
    min-width: 260px;
    animation: slideIn .2s ease;
}

.toast.success { border-left: 3px solid var(--success); }
.toast.error { border-left: 3px solid var(--danger); }
.toast.info { border-left: 3px solid var(--info); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* ─── Actions cell ─── */
.actions-cell {
    display: flex;
    gap: 4px;
}

.actions-cell .btn-sm {
    padding: 3px 8px;
}

/* ─── Checkbox ─── */
.cb {
    width: 15px;
    height: 15px;
    cursor: pointer;
    accent-color: var(--primary);
}

/* ─── Responsive ─── */
@media (max-width: 768px) {
    .charts-grid { grid-template-columns: 1fr; }
    .form-grid { grid-template-columns: 1fr; }
    .summary-grid { grid-template-columns: 1fr 1fr; }
    .toolbar { flex-direction: column; align-items: stretch; }
    .search-box input { width: 100%; }
    .container { padding: 12px; }
}

/* ─── Empty state ─── */
.empty-state {
    text-align: center;
    padding: 40px 20px;
    color: var(--text-secondary);
}

.empty-state .icon {
    font-size: 36px;
    margin-bottom: 10px;
}

/* Loading */
.loading {
    text-align: center;
    padding: 30px;
    color: var(--text-secondary);
}

.spinner {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 2px solid var(--border);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin .6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* ─── Bar chart (pure CSS fallback bars) ─── */
.bar-list {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.bar-item {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 13px;
}

.bar-label {
    width: 100px;
    text-align: right;
    color: var(--text-secondary);
    font-size: 12px;
    flex-shrink: 0;
}

.bar-track {
    flex: 1;
    height: 22px;
    background: var(--bg);
    border-radius: 3px;
    overflow: hidden;
}

.bar-fill {
    height: 100%;
    background: var(--primary);
    border-radius: 3px;
    transition: width .4s ease;
    display: flex;
    align-items: center;
    padding-left: 8px;
    color: #fff;
    font-size: 11px;
    font-weight: 600;
    min-width: fit-content;
}

.bar-value {
    width: 80px;
    text-align: right;
    font-weight: 500;
    font-variant-numeric: tabular-nums;
    font-size: 12px;
}