:root {
  --bg: #0f1115;
  --panel: #171a21;
  --border: #262b36;
  --text: #e6e9ef;
  --text-dim: #9aa3b2;
  --accent: #4f8cff;
  --good: #34c77b;
  --bad: #ff6b6b;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  background: var(--bg);
  color: var(--text);
  padding: 24px 32px 64px;
}

.update-banner {
  position: sticky;
  top: 0;
  z-index: 50;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: var(--good);
  color: #06251a;
  font-weight: 600;
  font-size: 14px;
  padding: 10px 16px;
  margin: -24px -32px 20px;
}

.update-banner.hidden {
  display: none;
}

.loading-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 16px;
  background: rgba(15, 17, 21, 0.72);
  backdrop-filter: blur(2px);
}

.loading-overlay.hidden {
  display: none;
}

.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--border);
  border-top-color: var(--accent);
  border-radius: 50%;
  animation: spin 0.8s linear infinite;
}

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

.loading-text {
  color: var(--text);
  font-size: 14px;
  max-width: 320px;
  text-align: center;
  padding: 0 20px;
}

.update-banner button {
  background: #06251a;
  color: #fff;
  border: none;
  padding: 5px 14px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-weight: 600;
}

@media (max-width: 640px) {
  .update-banner {
    margin: -16px -12px 16px;
    font-size: 13px;
    flex-wrap: wrap;
    text-align: center;
  }
}

.topbar {
  display: flex;
  align-items: center;
  gap: 20px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.topbar h1 {
  font-size: 20px;
  font-weight: 600;
  margin: 0;
  flex: 1;
}

.range-picker {
  position: relative;
}

.range-trigger {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 8px;
  padding: 9px 16px;
  color: var(--text);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.range-trigger:hover {
  border-color: var(--accent);
}

.range-trigger .chevron {
  color: var(--text-dim);
  font-size: 11px;
}

.range-popup {
  position: absolute;
  top: calc(100% + 8px);
  right: 0;
  z-index: 100;
  display: flex;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 12px 32px rgba(0, 0, 0, 0.4);
  overflow: hidden;
}

.range-popup.hidden {
  display: none;
}

.range-presets {
  display: flex;
  flex-direction: column;
  min-width: 160px;
  padding: 6px;
  border-right: 1px solid var(--border);
}

.preset-item {
  background: transparent;
  border: none;
  color: var(--text);
  text-align: left;
  padding: 9px 12px;
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  white-space: nowrap;
}

.preset-item:hover {
  background: rgba(255, 255, 255, 0.06);
}

.preset-item.active {
  background: var(--accent);
  color: #fff;
}

.range-calendar {
  padding: 14px;
  width: 260px;
}

.range-calendar.hidden {
  display: none;
}

.calendar-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 10px;
  font-weight: 600;
  font-size: 14px;
}

.calendar-header button {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 18px;
  cursor: pointer;
  padding: 2px 8px;
  border-radius: 6px;
}

.calendar-header button:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-size: 11px;
  color: var(--text-dim);
  margin-bottom: 4px;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 2px;
}

.calendar-day {
  background: transparent;
  border: none;
  color: var(--text);
  font-size: 13px;
  padding: 7px 0;
  border-radius: 6px;
  cursor: pointer;
  position: relative;
}

.calendar-day:hover {
  background: rgba(255, 255, 255, 0.08);
}

.calendar-day.selected {
  background: var(--accent);
  color: #fff;
  border-radius: 6px;
}

.calendar-day.in-range {
  background: rgba(79, 140, 255, 0.18);
  border-radius: 0;
}

.calendar-day.range-start {
  border-top-right-radius: 0;
  border-bottom-right-radius: 0;
}

.calendar-day.range-end {
  border-top-left-radius: 0;
  border-bottom-left-radius: 0;
}

.calendar-day.today {
  border: 1px solid var(--accent);
}

.calendar-day:disabled {
  color: var(--text-dim);
  opacity: 0.3;
  cursor: not-allowed;
}

.calendar-day:disabled:hover {
  background: transparent;
}

.calendar-day.empty {
  visibility: hidden;
  cursor: default;
}

.calendar-footer {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  margin-top: 12px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
}

.calendar-selection-label {
  font-size: 12px;
  color: var(--text-dim);
}

.calendar-footer-actions {
  display: flex;
  gap: 8px;
}

.cal-btn {
  border: none;
  border-radius: 6px;
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 600;
  cursor: pointer;
}

.cal-btn-secondary {
  background: transparent;
  color: var(--text-dim);
}

.cal-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.06);
  color: var(--text);
}

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

.cal-btn-primary:disabled {
  opacity: 0.35;
  cursor: not-allowed;
}

.last-updated {
  font-size: 12px;
  color: var(--text-dim);
}

.data-note {
  font-size: 12px;
  color: var(--text-dim);
  margin: -12px 0 20px;
}

.summary-cards {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

.profit-positive { color: var(--good); }
.profit-negative { color: var(--bad); }

.card {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 16px 18px;
}

.card-label {
  font-size: 12px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  margin-bottom: 6px;
}

.card-value {
  font-size: 24px;
  font-weight: 600;
}

.geo-summary {
  display: flex;
  align-items: center;
  gap: 14px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.geo-summary-label {
  font-size: 13px;
  color: var(--text-dim);
  text-transform: uppercase;
  letter-spacing: 0.04em;
  white-space: nowrap;
}

.geo-chips {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
}

.geo-chip {
  display: flex;
  flex-direction: column;
  gap: 4px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  padding: 10px 16px;
  min-width: 108px;
}

.geo-chip .geo-code {
  font-weight: 700;
  color: var(--text);
  font-size: 16px;
  letter-spacing: 0.03em;
}

.geo-chip .geo-metrics {
  display: flex;
  gap: 12px;
  white-space: nowrap;
}

.geo-chip .geo-metric-label {
  font-size: 11px;
  color: var(--text-dim);
  text-transform: uppercase;
  display: block;
  line-height: 1.4;
}

.geo-chip .geo-metric-value {
  font-size: 15px;
  font-weight: 600;
}

.geo-chip .geo-spend .geo-metric-value {
  color: var(--text);
}

.geo-chip .geo-cpa-value {
  color: var(--accent);
}

.geo-chip .geo-cpa-value.best {
  color: var(--good);
}

.geo-chip .geo-cpa-value.worst {
  color: var(--bad);
}

@media (max-width: 640px) {
  .geo-summary {
    flex-direction: column;
    align-items: flex-start;
    gap: 8px;
  }

  .geo-chip {
    min-width: 100px;
    padding: 8px 12px;
  }

  .geo-chip .geo-code {
    font-size: 15px;
  }

  .geo-chip .geo-metric-value {
    font-size: 14px;
  }
}

.filters {
  display: flex;
  gap: 12px;
  margin-bottom: 16px;
}

.filters input, .filters select {
  background: var(--panel);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 8px 12px;
  border-radius: 8px;
  font-size: 14px;
}

.filters input { flex: 1; max-width: 320px; }

.table-wrap {
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 10px;
  overflow-x: auto;
}

table {
  width: 100%;
  border-collapse: collapse;
  font-size: 14px;
}

thead th {
  text-align: left;
  padding: 12px 16px;
  color: var(--text-dim);
  font-weight: 500;
  border-bottom: 1px solid var(--border);
  cursor: pointer;
  white-space: nowrap;
}

thead th.num, td.num { text-align: right; }

tbody td {
  padding: 10px 16px;
  border-bottom: 1px solid var(--border);
}

tbody tr.campaign-row { cursor: pointer; font-weight: 600; }
tbody tr.campaign-row:hover { background: rgba(255,255,255,0.03); }

tbody tr.adset-row td:nth-child(2) {
  padding-left: 40px;
  color: var(--text-dim);
  font-weight: 400;
}

tbody tr.adset-row { display: none; }
tbody tr.adset-row.expanded { display: table-row; }

.caret {
  display: inline-block;
  transition: transform 0.15s;
  color: var(--text-dim);
}
tr.open .caret { transform: rotate(90deg); }

td.empty {
  text-align: center;
  color: var(--text-dim);
  padding: 40px;
}

tfoot .totals-row td {
  border-top: 2px solid var(--border);
  border-bottom: none;
  font-weight: 700;
  background: rgba(79, 140, 255, 0.06);
  position: sticky;
  bottom: 0;
}

tfoot .totals-row td:first-child + td {
  color: var(--text);
}

@media (max-width: 900px) {
  .summary-cards {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 640px) {
  body {
    padding: 16px 12px 48px;
  }

  .topbar {
    gap: 10px;
  }

  .topbar h1 {
    font-size: 17px;
    flex-basis: 100%;
  }

  .last-updated {
    flex-basis: 100%;
    order: 3;
  }

  .card {
    padding: 12px 14px;
  }

  .card-value {
    font-size: 19px;
  }

  .range-popup {
    left: 0;
    right: 0;
    flex-direction: column;
    width: calc(100vw - 24px);
    max-width: 320px;
  }

  .range-presets {
    border-right: none;
    border-bottom: 1px solid var(--border);
    min-width: 0;
  }

  .range-calendar {
    width: auto;
  }

  .filters {
    flex-direction: column;
  }

  .filters input {
    max-width: none;
  }

  table {
    font-size: 13px;
  }

  thead th, tbody td {
    padding: 8px 10px;
  }

  tbody tr.adset-row td:nth-child(2) {
    padding-left: 24px;
  }

  thead th:nth-child(2), tbody td:nth-child(2) {
    max-width: 38vw;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
  }

  /* Hide the country column on very small screens — it's already visible
     inline via the campaign name convention and shown per ad-group row;
     keep the table from forcing horizontal scroll on a phone. */
  thead th:nth-child(3), tbody td:nth-child(3) {
    display: none;
  }

  /* Also hide CPA on phones — Campaign/Spend/Conversions/Profit fit without
     scroll; CPA is one swipe away in the horizontally-scrollable table. */
  thead th:nth-child(6), tbody td:nth-child(6) {
    display: none;
  }
}

@media (max-width: 420px) {
  .summary-cards {
    grid-template-columns: 1fr 1fr;
  }

  .card-value {
    font-size: 17px;
  }
}

.login-page {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
}

.login-card {
  width: 100%;
  max-width: 340px;
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 12px;
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}

.login-title {
  font-size: 19px;
  font-weight: 600;
  margin: 0 0 4px;
  text-align: center;
}

.login-subtitle {
  font-size: 13px;
  color: var(--text-dim);
  margin: 0 0 24px;
  text-align: center;
}

.login-label {
  font-size: 12px;
  color: var(--text-dim);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.login-input {
  background: var(--bg);
  border: 1px solid var(--border);
  color: var(--text);
  padding: 10px 12px;
  border-radius: 8px;
  font-size: 14px;
  margin-bottom: 16px;
}

.login-input:focus {
  outline: none;
  border-color: var(--accent);
}

.login-error {
  background: rgba(255, 107, 107, 0.12);
  color: var(--bad);
  font-size: 13px;
  padding: 8px 12px;
  border-radius: 8px;
  margin-bottom: 16px;
}

.login-error.hidden {
  display: none;
}

.login-submit {
  background: var(--accent);
  color: #fff;
  border: none;
  padding: 11px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
}

.login-submit:disabled {
  opacity: 0.6;
  cursor: not-allowed;
}

.logout-link {
  background: transparent;
  border: none;
  color: var(--text-dim);
  font-size: 13px;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

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