:root {
    --bg-deep: #020617;
    --bg-elevated: #0f172a;
    --bg-card: #111827;
    --bg-input: #1e293b;
    --fg-primary: #f8fafc;
    --fg-secondary: #cbd5e1;
    --fg-muted: #94a3b8;
    --accent-amber: #f59e0b;
    --accent-amber-glow: rgba(245, 158, 11, 0.2);
    --accent-red: #ef4444;
    --border-color: #1e293b;
    --border-light: #334155;
    --radius: 12px;
    --radius-sm: 8px;
    --shadow-card: 0 4px 24px rgba(0,0,0,0.3), 0 1px 4px rgba(0,0,0,0.2);
    --transition: 200ms ease;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--bg-deep);
    color: var(--fg-primary);
    min-height: 100vh;
    background-image:
        radial-gradient(ellipse at 30% 0%, rgba(245,158,11,0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 100%, rgba(239,68,68,0.04) 0%, transparent 50%);
}

.app-wrapper {
    max-width: 1000px;
    margin: 0 auto;
    padding: 32px 24px 60px;
}

.app-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 24px;
    padding: 20px 24px;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
}

.app-header-left {
    display: flex;
    align-items: center;
    gap: 14px;
}

.app-header-right {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 13px;
    flex-shrink: 0;
}

.app-header-icon {
    width: 48px;
    height: 48px;
    border-radius: var(--radius);
    background: linear-gradient(135deg, var(--accent-amber), #d97706);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 22px;
    color: #fff;
    box-shadow: 0 4px 16px var(--accent-amber-glow);
}

.app-header h1 {
    font-size: 24px;
    font-weight: 800;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, var(--fg-primary), var(--fg-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.app-header p {
    font-size: 13px;
    color: var(--fg-muted);
    margin-top: 2px;
}

.app-header-periodo {
    font-size: 18px;
    font-weight: 700;
    color: var(--accent-amber);
    letter-spacing: -0.01em;
    text-transform: capitalize;
    white-space: nowrap;
}

.header-link {
    color: var(--fg-muted);
    text-decoration: none;
    font-size: 13px;
    transition: color var(--transition);
    display: inline-flex;
    align-items: center;
    gap: 5px;
}

.header-link:hover { color: var(--accent-amber); }

.summary-bar {
    display: flex;
    gap: 16px;
    margin-bottom: 24px;
}

.summary-item {
    flex: 1;
    background: var(--bg-elevated);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    padding: 16px 24px;
    box-shadow: var(--shadow-card);
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.summary-label {
    font-size: 12px;
    font-weight: 600;
    color: var(--fg-muted);
    text-transform: uppercase;
    letter-spacing: 0.06em;
    display: flex;
    align-items: center;
    gap: 6px;
}

.summary-label i { color: var(--accent-amber); }

.summary-value {
    font-size: 28px;
    font-weight: 800;
    color: var(--fg-primary);
    letter-spacing: -0.02em;
}

.summary-value-amber {
    color: var(--accent-amber);
}

.data-card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    overflow: hidden;
    transition: border-color var(--transition);
}

.data-card:hover { border-color: var(--border-light); }

.data-card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    background: linear-gradient(135deg, rgba(245,158,11,0.08) 0%, var(--bg-elevated) 60%);
    border-bottom: 1px solid var(--border-color);
    border-top: 2px solid rgba(245,158,11,0.25);
}

.data-card-title {
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 18px;
    font-weight: 700;
    color: var(--fg-primary);
}

.data-card-title i {
    color: var(--accent-amber);
    font-size: 20px;
}

.data-card-count {
    background: rgba(245,158,11,0.12);
    color: var(--accent-amber);
    padding: 2px 10px;
    border-radius: 20px;
    font-size: 12px;
    font-weight: 600;
    margin-left: 8px;
}

.btn-export {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 8px 16px;
    background: linear-gradient(135deg, #107c41, #0d6b38);
    color: #fff;
    border: none;
    border-radius: var(--radius-sm);
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 13px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 2px 10px rgba(16, 124, 65, 0.3);
}

.btn-export:hover {
    background: linear-gradient(135deg, #12944d, #0f7e3f);
    box-shadow: 0 4px 16px rgba(16, 124, 65, 0.45);
}

.btn-export i {
    font-size: 15px;
}

.data-table-wrap {
    overflow-x: auto;
}

.data-table {
    width: 100%;
    border-collapse: collapse;
}

.data-table th {
    background: var(--bg-elevated);
    padding: 10px 16px;
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--fg-muted);
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    white-space: nowrap;
    position: sticky;
    top: 0;
}

.data-table td {
    padding: 10px 16px;
    font-size: 13px;
    color: var(--fg-secondary);
    vertical-align: middle;
    border-bottom: 1px solid rgba(30,41,59,0.5);
}

.data-table tr:last-child td { border-bottom: none; }
.data-table tbody tr:hover td { background: rgba(245,158,11,0.04); }
.data-table tbody tr:nth-child(even) td { background: rgba(15,23,42,0.3); }
.data-table tbody tr:nth-child(even):hover td { background: rgba(245,158,11,0.06); }

.cell-number {
    font-weight: 700;
    color: var(--accent-amber);
    font-size: 12px;
    font-variant-numeric: tabular-nums;
}

.cell-center {
    text-align: center;
}

.cell-right {
    text-align: right;
}

.data-table th:nth-child(1) { text-align: right; }
.data-table th:nth-child(2) { text-align: center; }
.data-table th:nth-child(4) { text-align: center; }
.data-table th:nth-child(5) { text-align: center; }
.data-table th:nth-child(6) { text-align: right; }

.data-table th:nth-child(4),
.data-table td:nth-child(4) { width: 5%; }

.data-table th:nth-child(7),
.data-table td:nth-child(7) { width: 25%; }

.cell-months {
    color: var(--accent-amber);
    font-size: 14px;
}

.cell-debt {
    color: var(--accent-red);
}

.data-table tr.pagination-bar {
    border-top: 1px solid var(--border-color);
}

.data-table tr.pagination-bar td {
    padding: 16px 24px;
    border-bottom: none;
}

.data-table tr.pagination-bar td table {
    border-collapse: collapse;
    margin: 0 auto;
    width: auto;
}

.data-table tr.pagination-bar td table td {
    width: 1px;
}

.data-table tr.pagination-bar td table td {
    padding: 3px;
    background: transparent;
    border: none;
    width: 1px;
}

.data-table tr.pagination-bar td table tr td a,
.data-table tr.pagination-bar td table tr td span {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 38px;
    height: 38px;
    padding: 0 10px;
    border-radius: 10px;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 14px;
    font-weight: 700;
    color: var(--fg-secondary);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    text-decoration: none;
    transition: all var(--transition);
    cursor: pointer;
}

.data-table tr.pagination-bar td table tr td a:hover {
    background: rgba(245, 158, 11, 0.15);
    border-color: var(--accent-amber);
    color: var(--accent-amber);
}

.data-table tr.pagination-bar td table tr td span {
    background: linear-gradient(135deg, var(--accent-amber), #d97706);
    color: #fff;
    border-color: transparent;
    box-shadow: 0 2px 12px var(--accent-amber-glow);
    cursor: default;
}

.empty-state {
    padding: 40px 24px;
    text-align: center;
    color: var(--fg-muted);
}

.empty-state i { font-size: 36px; margin-bottom: 12px; color: var(--border-light); display: block; }
.empty-state p { font-size: 14px; }

::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--bg-deep); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--fg-muted); }

@media (max-width: 768px) {
    .app-wrapper { padding: 20px 16px 40px; }
    .app-header { flex-direction: column; align-items: flex-start; gap: 14px; }
    .app-header-right { flex-wrap: wrap; }
    .summary-bar { flex-direction: column; }
    .data-card-header { flex-direction: column; align-items: flex-start; gap: 10px; }
    .data-table th, .data-table td { padding: 8px 10px; font-size: 12px; }
}