/* 1. Theme variables
   Manual color edits:
   - Primary color: --color-primary
   - Accent color: --color-accent
   - Success color: --color-success
   - Warning color: --color-warning
   - Danger color: --color-danger
   - Q1 chart color: --chart-q1
   - Q2 chart color: --chart-q2
   - Page background: --color-page-bg
   - Card background: --color-surface
*/
:root {
  --font-sans: Inter, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;

  --color-primary: #2563eb;
  --color-primary-dark: #1d4ed8;
  --color-primary-light: #eff6ff;
  --color-secondary: #0f766e;
  --color-accent: #7c3aed;

  --color-success: #15803d;
  --color-success-bg: #f0fdf4;
  --color-warning: #b45309;
  --color-warning-bg: #fffbeb;
  --color-danger: #b91c1c;
  --color-danger-bg: #fef2f2;
  --color-info: #0369a1;
  --color-info-bg: #f0f9ff;
  --color-neutral-bg: #f8fafc;

  --color-page-bg: #f3f6fa;
  --color-surface: #ffffff;
  --color-surface-alt: #f8fafc;
  --color-border: #e2e8f0;
  --color-border-strong: #cbd5e1;

  --color-text: #172033;
  --color-text-secondary: #475569;
  --color-text-muted: #64748b;
  --color-white: #ffffff;

  --chart-q1: #93c5fd;
  --chart-q2: #6ee7b7;
  --chart-q1-border: #2563eb;
  --chart-q2-border: #0f766e;
  --chart-grid: #e8edf4;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 14px;
  --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.08);
}

[data-theme="amazon"] {
  --color-primary: #146eb4;
  --color-primary-dark: #0f4f82;
  --color-primary-light: #edf6fc;
  --color-accent: #ff9900;
  --chart-q1: #9ec9eb;
  --chart-q2: #ffb84d;
  --chart-q1-border: #146eb4;
  --chart-q2-border: #c76d00;
}

[data-theme="corporate-blue"] {
  --color-primary: #1e40af;
  --color-primary-dark: #172554;
  --color-primary-light: #eff6ff;
  --color-accent: #0891b2;
  --chart-q1: #93c5fd;
  --chart-q2: #67e8f9;
  --chart-q1-border: #1e40af;
  --chart-q2-border: #0891b2;
}

[data-theme="emerald"] {
  --color-primary: #047857;
  --color-primary-dark: #064e3b;
  --color-primary-light: #ecfdf5;
  --color-accent: #0ea5e9;
  --chart-q1: #93c5fd;
  --chart-q2: #6ee7b7;
  --chart-q1-border: #2563eb;
  --chart-q2-border: #047857;
}

[data-theme="purple"] {
  --color-primary: #6d28d9;
  --color-primary-dark: #4c1d95;
  --color-primary-light: #f5f3ff;
  --color-accent: #db2777;
  --chart-q1: #c4b5fd;
  --chart-q2: #f9a8d4;
  --chart-q1-border: #6d28d9;
  --chart-q2-border: #db2777;
}

/* 2. Reset and base styles */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  min-width: 0;
  background: var(--color-page-bg);
}

body {
  margin: 0;
  color: var(--color-text);
  background:
    linear-gradient(180deg, color-mix(in srgb, var(--color-primary) 8%, transparent), transparent 260px),
    var(--color-page-bg);
  font-family: var(--font-sans);
  font-size: 14px;
  line-height: 1.55;
}

button,
select {
  font: inherit;
}

button:focus-visible,
select:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--color-primary) 28%, transparent);
  outline-offset: 2px;
}

/* 3. Typography */
h1,
h2,
h3,
h4,
p {
  margin: 0;
}

h1 {
  color: var(--color-text);
  font-size: clamp(26px, 3vw, 32px);
  font-weight: 800;
  line-height: 1.1;
}

h2,
h3,
h4 {
  color: var(--color-text);
}

.metric-value,
.mini-value,
.report-table,
.metric-comparison,
.status-badge {
  font-variant-numeric: tabular-nums;
}

/* 4. Report shell */
.report-shell {
  width: min(100%, 1560px);
  margin: 28px auto;
  padding: 0 32px 36px;
  margin-top: 0px;
  padding-top: 30px;
}

.report-content {
  display: grid;
  gap: 28px;
}

/* 5. Header */
.report-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 24px;
  margin-bottom: 28px;
  padding: 28px 30px;
  border: 1px solid var(--color-border);
  border-top: 5px solid var(--color-primary);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-md);
}

.header-copy {
  min-width: 0;
}

.report-kicker {
  display: inline-flex;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.header-copy p {
  margin-top: 10px;
  color: var(--color-text-secondary);
  font-size: 14px;
}

.header-meta {
  display: flex;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  min-width: min(380px, 100%);
}

.theme-control {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 600;
}

.theme-selector,
.print-button {
  min-height: 34px;
  border: 1px solid var(--color-border-strong);
  border-radius: var(--radius-sm);
  background: var(--color-white);
  color: var(--color-text);
}

.theme-selector {
  padding: 0 32px 0 10px;
}

.print-button {
  padding: 0 12px;
  cursor: pointer;
}

.print-button:hover {
  border-color: var(--color-primary);
  color: var(--color-primary-dark);
}

/* 6. Section layout */
.report-section {
  min-width: 0;
}

.section-header {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 20px;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--color-border);
}

.section-title {
  position: relative;
  padding-left: 14px;
  font-size: 19px;
  font-weight: 750;
  line-height: 1.25;
}

.section-title::before {
  position: absolute;
  top: 3px;
  bottom: 3px;
  left: 0;
  width: 4px;
  border-radius: 99px;
  background: var(--color-primary);
  content: "";
}

.section-subtitle {
  margin-top: 4px;
  color: var(--color-text-secondary);
  font-size: 13px;
}

.legend-inline {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  justify-content: flex-end;
  gap: 10px;
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 600;
}

.legend-inline span {
  display: inline-flex;
  align-items: center;
  gap: 6px;
}

.legend-dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
}

.legend-q1 {
  background: var(--chart-q1);
}

.legend-q2 {
  background: var(--chart-q2);
}

/* 7. KPI cards */
.kpi-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 16px;
}

.kpi-card,
.mini-kpi {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.kpi-card {
  position: relative;
  min-height: 128px;
  padding: 18px;
  overflow: hidden;
}

.kpi-card::before {
  position: absolute;
  inset: 0 0 auto;
  height: 4px;
  background: var(--color-primary);
  content: "";
}

.metric-label {
  color: var(--color-text-secondary);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.metric-value {
  margin-top: 12px;
  color: var(--color-text);
  font-size: clamp(25px, 2.4vw, 34px);
  font-weight: 800;
  line-height: 1;
}

.metric-comparison {
  margin-top: 9px;
  color: var(--color-text-secondary);
  font-size: 12px;
}

.trend {
  font-weight: 800;
}

.trend-up {
  color: var(--color-success);
}

.trend-down {
  color: var(--color-danger);
}

.trend-neutral {
  color: var(--color-text-muted);
}

/* 8. Chart cards */
.chart-card,
.table-card,
.analysis-card,
.budget-card,
.status-card,
.recommendation-card {
  min-width: 0;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-sm);
}

.chart-card {
  padding: 20px 22px 18px;
}

.chart-header,
.table-card-header,
.budget-card-header {
  margin-bottom: 14px;
}

.chart-header h3,
.table-card-header h3,
.budget-card-header h3,
.analysis-card h3,
.status-card h3 {
  font-size: 15px;
  font-weight: 750;
}

.chart-header p,
.table-card-header p,
.budget-card-header p {
  margin-top: 3px;
  color: var(--color-text-secondary);
  font-size: 12px;
}

.chart-scroll {
  max-width: 100%;
  overflow-x: auto;
  overflow-y: hidden;
}

.chart-frame {
  position: relative;
  width: 100%;
  min-width: 760px;
  height: 380px;
}

.chart-frame-medium {
  height: 320px;
}

/* 9. Tables */
.table-card {
  margin-top: 16px;
  overflow: hidden;
}

.table-card-header {
  padding: 18px 20px 0;
}

.table-responsive {
  width: 100%;
  overflow-x: auto;
}

.report-table {
  width: 100%;
  min-width: 920px;
  border-collapse: separate;
  border-spacing: 0;
  color: var(--color-text);
  font-size: 13px;
}

.report-table th,
.report-table td {
  padding: 12px 14px;
  border-bottom: 1px solid var(--color-border);
  vertical-align: middle;
}

.report-table th {
  position: sticky;
  top: 0;
  z-index: 1;
  background: var(--color-surface-alt);
  color: var(--color-text-secondary);
  font-size: 11px;
  font-weight: 800;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  white-space: nowrap;
}

.report-table tbody tr:nth-child(even) td {
  background: color-mix(in srgb, var(--color-surface-alt) 70%, var(--color-surface));
}

.report-table tbody tr:hover td {
  background: var(--color-primary-light);
}

.report-table .numeric {
  text-align: right;
}

.report-table .brand-cell {
  font-weight: 750;
}

.status-column {
  text-align: center;
}

.reports-column {
  min-width: 168px;
}

.report-links {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  white-space: nowrap;
}

.report-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-height: 30px;
  padding: 6px 10px;
  border: 1px solid color-mix(in srgb, var(--color-primary) 28%, var(--color-border));
  border-radius: var(--radius-sm);
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  text-decoration: none;
}

.report-link:hover {
  border-color: var(--color-primary);
  background: var(--color-primary);
  color: var(--color-white);
}

.report-link:focus-visible {
  outline: 3px solid color-mix(in srgb, var(--color-primary) 28%, transparent);
  outline-offset: 2px;
}

.report-link-disabled {
  border-color: var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
  cursor: not-allowed;
}

.report-link-disabled:hover {
  border-color: var(--color-border);
  background: var(--color-surface-alt);
  color: var(--color-text-muted);
}

/* 10. Status badges */
.status-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  padding: 6px 10px;
  border-radius: 999px;
  font-size: 11px;
  font-weight: 800;
  line-height: 1;
  white-space: nowrap;
}

.status-success,
.bg-g {
  background: var(--color-success-bg);
  color: var(--color-success);
}

.status-warning,
.bg-a {
  background: var(--color-warning-bg);
  color: var(--color-warning);
}

.status-danger,
.bg-r {
  background: var(--color-danger-bg);
  color: var(--color-danger);
}

.status-info,
.bg-b {
  background: var(--color-info-bg);
  color: var(--color-info);
}

.status-neutral {
  background: var(--color-neutral-bg);
  color: var(--color-text-secondary);
}

/* 11. Insight and budget cards */
.impact-grid,
.performer-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 16px;
}

.budget-card,
.analysis-card,
.status-card {
  padding: 18px;
}

.budget-card {
  border-left: 5px solid var(--color-border-strong);
}

.impact-success,
.accent-success {
  border-left-color: var(--color-success);
}

.impact-danger,
.accent-danger {
  border-left-color: var(--color-danger);
}

.impact-neutral {
  border-left-color: var(--color-text-muted);
}

.accent-warning {
  border-left-color: var(--color-warning);
}

.mini-kpi-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
  margin-bottom: 12px;
}

.mini-kpi {
  padding: 12px;
  background: var(--color-surface-alt);
}

.mini-value {
  margin-top: 8px;
  font-size: 15px;
  font-weight: 800;
}

.insight-card {
  padding: 13px 14px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
}

.insight-card + .insight-card {
  margin-top: 10px;
}

.insight-card h4 {
  margin-bottom: 5px;
  font-size: 13px;
  font-weight: 750;
}

.insight-card p {
  color: var(--color-text-secondary);
  font-size: 13px;
}

.analysis-card h3 {
  margin-bottom: 12px;
}

.accent-success h3 {
  color: var(--color-success);
}

.accent-danger h3 {
  color: var(--color-danger);
}

.accent-warning h3 {
  color: var(--color-warning);
}

.alert-list {
  display: grid;
  gap: 10px;
}

.alert-card {
  padding: 14px 16px;
  border: 1px solid var(--color-border);
  border-left: 5px solid var(--color-info);
  border-radius: var(--radius-md);
  background: var(--color-surface);
}

.alert-card h3 {
  display: flex;
  align-items: center;
  flex-wrap: wrap;
  gap: 8px;
  margin-bottom: 6px;
  font-size: 13px;
  font-weight: 750;
}

.alert-card p {
  color: var(--color-text-secondary);
  font-size: 13px;
}

.alert-critical {
  border-left-color: var(--color-danger);
}

.alert-warning {
  border-left-color: var(--color-warning);
}

.alert-notice {
  border-left-color: var(--color-info);
}

/* 12. Campaign status cards */
.status-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.status-card {
  border-left-width: 5px;
}

.status-card h3 {
  margin-bottom: 10px;
}

.status-list {
  display: grid;
  gap: 8px;
}

.status-list p {
  color: var(--color-text-secondary);
  font-size: 13px;
}

/* 13. Recommendations */
.recommendation-card {
  padding: 6px 0;
}

.recommendation-list {
  display: grid;
  margin: 0;
  padding: 0;
  list-style: none;
}

.recommendation-list li {
  display: grid;
  grid-template-columns: 48px minmax(0, 1fr);
  gap: 12px;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.recommendation-list li:last-child {
  border-bottom: 0;
}

.recommendation-list span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border-radius: 999px;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-size: 12px;
  font-weight: 800;
}

.recommendation-list p {
  color: var(--color-text-secondary);
  font-size: 13px;
}

.recommendation-list b {
  color: var(--color-text);
}

/* 14. Utilities */
.up {
  color: var(--color-success);
}

.dn {
  color: var(--color-danger);
}

.neu {
  color: var(--color-text-muted);
}

.no-print {
  print-color-adjust: exact;
}

/* 15. Responsive breakpoints */
@media (max-width: 1200px) {
  .report-shell {
    padding-inline: 24px;
  }

  .kpi-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }

  .status-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 992px) {
  .report-header,
  .section-header {
    align-items: flex-start;
    flex-direction: column;
  }

  .header-meta {
    justify-content: flex-start;
    min-width: 0;
  }

  .kpi-grid,
  .impact-grid,
  .performer-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (max-width: 768px) {
  .report-shell {
    margin: 16px auto;
    padding-inline: 16px;
  }

  .report-header {
    padding: 22px 20px;
  }

  .status-grid,
  .mini-kpi-grid {
    grid-template-columns: 1fr;
  }

  .chart-frame {
    min-width: 680px;
    height: 340px;
  }
}

@media (max-width: 576px) {
  body {
    font-size: 13px;
  }

  .report-shell {
    padding-inline: 12px;
  }

  .report-content {
    gap: 22px;
  }

  .kpi-grid,
  .impact-grid,
  .performer-grid {
    grid-template-columns: 1fr;
  }

  .chart-card,
  .budget-card,
  .analysis-card,
  .status-card {
    padding: 14px;
  }

  .recommendation-list li {
    grid-template-columns: 38px minmax(0, 1fr);
    padding: 14px;
  }
}

/* 16. Print styles */
@media print {
  @page {
    size: A4 landscape;
    margin: 10mm;
  }

  * {
    -webkit-print-color-adjust: exact !important;
    print-color-adjust: exact !important;
  }

  html,
  body {
    background: var(--color-white) !important;
  }

  body {
    font-size: 11px;
  }

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

  .report-shell {
    width: 100%;
    max-width: none;
    margin: 0;
    padding: 0;
  }

  .report-header,
  .chart-card,
  .table-card,
  .analysis-card,
  .budget-card,
  .status-card,
  .recommendation-card,
  .kpi-card,
  .mini-kpi,
  .insight-card,
  .alert-card {
    box-shadow: none !important;
  }

  .report-header {
    margin-bottom: 14px;
    padding: 16px;
  }

  .report-content {
    gap: 16px;
  }

  .report-section,
  .kpi-card,
  .chart-card,
  .table-card,
  .analysis-card,
  .budget-card,
  .status-card,
  .recommendation-card,
  .mini-kpi,
  .insight-card,
  .alert-card {
    break-inside: avoid;
    page-break-inside: avoid;
  }

  .section-header {
    break-after: avoid;
    page-break-after: avoid;
    margin-bottom: 10px;
  }

  .chart-scroll,
  .table-responsive {
    overflow: visible;
  }

  .chart-frame {
    min-width: 0;
    height: 260px;
  }

  .chart-frame-medium {
    height: 230px;
  }

  .report-table {
    min-width: 0;
    font-size: 10px;
  }

  .report-table th,
  .report-table td {
    padding: 7px 8px;
  }

  thead {
    display: table-header-group;
  }

  tr {
    break-inside: avoid;
  }
}