/* ===== AMP Intelligence Design System ===== */
:root {
  --navy: #041E42;
  --navy-mid: #0a2d5e;
  --gold: #B9975B;
  --gold-light: #CDB5A7;
  --blush: #CDB5A7;
  --gold-muted: #9a7d4a;
  --cream: #FAF8F7;
  --taupe: #E4D5D3;
  --light: #f0eae9;
  --gray: #948794;
  --mauve: #948794;
  --dark: #2a1f28;
  --white: #FFFFFF;
  --red: #C0392B;
  --green: #1A6B3C;
  --rose: #E4D5D3;
}

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

body {
  font-family: 'Nunito Sans', 'Avenir Next', Avenir, sans-serif;
  font-size: 13px;
  color: var(--dark);
  background: var(--cream);
  line-height: 1.5;
}

/* ===== NAVBAR ===== */
.navbar {
  position: sticky;
  top: 0;
  z-index: 100;
  background: var(--navy);
  height: 44px;
}
.navbar-inner {
  max-width: 1400px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  height: 100%;
  padding: 0 24px;
  gap: 32px;
}
.navbar-brand {
  display: flex;
  align-items: baseline;
  gap: 10px;
  flex-shrink: 0;
}
.brand-amp {
  font-family: 'GFS Didot', Didot, Georgia, serif;
  color: var(--gold);
  font-size: 18px;
  letter-spacing: 4px;
}
.brand-full {
  font-family: 'Nunito Sans', sans-serif;
  color: var(--white);
  font-size: 9px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
}
.navbar-tabs {
  display: flex;
  gap: 4px;
  height: 100%;
}
.nav-tab {
  background: none;
  border: none;
  color: var(--white);
  font-family: 'Nunito Sans', sans-serif;
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  padding: 0 14px;
  cursor: pointer;
  height: 100%;
  display: flex;
  align-items: center;
  border-bottom: 2px solid transparent;
  transition: border-color 0.2s;
}
.nav-tab:hover { border-bottom-color: rgba(185,151,91,0.4); }
.nav-tab.active { border-bottom-color: var(--gold); }

/* ===== PAGE ===== */
.page {
  max-width: 1400px;
  margin: 0 auto;
  padding: 28px 24px 48px;
  position: relative;
}
.page-header { margin-bottom: 28px; }
.section-label {
  display: block;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 4px;
}
h1 {
  font-family: 'GFS Didot', Didot, Georgia, serif;
  font-size: 36px;
  font-weight: 400;
  color: var(--navy);
  line-height: 1.2;
}
h3 {
  font-family: 'GFS Didot', Didot, Georgia, serif;
  font-size: 18px;
  font-weight: 400;
  color: var(--navy);
  margin-bottom: 16px;
}
.subtitle {
  font-size: 13px;
  color: var(--mauve);
  margin-top: 4px;
}
.gold-underline {
  width: 40px;
  height: 3px;
  background: var(--gold);
  border-radius: 2px;
  margin-top: 12px;
}

/* ===== FILTERS ===== */
.filters-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
  align-items: flex-end;
  margin-bottom: 24px;
  padding: 20px 24px;
  background: var(--white);
  border: 1px solid var(--taupe);
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.filter-group { display: flex; flex-direction: column; gap: 4px; }
.filter-group--action { align-self: flex-end; }
.field-label {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--navy);
}
.input {
  border: 1.5px solid var(--taupe);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  font-family: 'Nunito Sans', sans-serif;
  color: var(--navy);
  background: var(--cream);
  outline: none;
  transition: border-color 0.2s;
}
.input:focus { border-color: var(--gold); }
.input--small { padding: 6px 10px; font-size: 12px; }
/* ===== MULTI-SELECT DROPDOWN ===== */
.multi-select { position: relative; min-width: 170px; }
.multi-select-btn {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 8px;
  border: 1.5px solid var(--taupe);
  border-radius: 6px;
  padding: 8px 12px;
  font-size: 13px;
  font-family: 'Nunito Sans', sans-serif;
  color: var(--navy);
  background: var(--cream);
  cursor: pointer;
  transition: border-color 0.2s;
  white-space: nowrap;
  user-select: none;
}
.multi-select-btn:hover,
.multi-select.open .multi-select-btn { border-color: var(--gold); }
.multi-select-btn .ms-arrow {
  font-size: 9px;
  color: var(--gray);
  transition: transform 0.2s;
}
.multi-select.open .ms-arrow { transform: rotate(180deg); }
.multi-select-btn .ms-badge {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 18px;
  height: 18px;
  padding: 0 5px;
  border-radius: 9px;
  background: var(--gold);
  color: var(--navy);
  font-size: 10px;
  font-weight: 700;
  line-height: 1;
}
.multi-select-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 4px);
  left: 0;
  min-width: 100%;
  max-height: 280px;
  overflow-y: auto;
  background: var(--white);
  border: 1.5px solid var(--taupe);
  border-radius: 8px;
  box-shadow: 0 6px 20px rgba(0,0,0,0.12);
  z-index: 999;
  padding: 4px 0;
}
.multi-select.open .multi-select-dropdown { display: block; }
.multi-select-item {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 7px 14px;
  font-size: 12px;
  font-family: 'Nunito Sans', sans-serif;
  color: var(--navy);
  cursor: pointer;
  transition: background 0.12s;
  user-select: none;
}
.multi-select-item:hover { background: rgba(185,151,91,0.08); }
.multi-select-item .ms-check {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border: 1.5px solid var(--taupe);
  border-radius: 3px;
  flex-shrink: 0;
  transition: all 0.15s;
}
.multi-select-item.checked .ms-check {
  background: var(--gold);
  border-color: var(--gold);
}
.multi-select-item.checked .ms-check::after {
  content: '';
  width: 4px;
  height: 8px;
  border: solid var(--navy);
  border-width: 0 2px 2px 0;
  transform: rotate(45deg) translate(-1px, -1px);
}
.multi-select-divider {
  height: 1px;
  background: var(--taupe);
  margin: 4px 10px;
}

.date-range { display: flex; align-items: center; gap: 6px; }
.date-sep { color: var(--gray); font-size: 12px; }
.baseline-fixed {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 13px;
  color: var(--navy);
  font-weight: 600;
  padding: 6px 0;
}
.btn-cta {
  background: var(--gold);
  color: var(--navy);
  border: none;
  border-radius: 5px;
  padding: 8px 18px;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.3px;
  cursor: pointer;
  transition: opacity 0.2s;
}
.btn-cta:hover { opacity: 0.85; }

/* ===== KPI ROW ===== */
.kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}
.kpi-card {
  background: var(--white);
  border: 1px solid var(--taupe);
  border-left: 4px solid var(--gold);
  border-radius: 8px;
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.kpi-label {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold);
}
.kpi-value {
  font-family: 'GFS Didot', Didot, Georgia, serif;
  font-size: 24px;
  color: var(--navy);
}
.kpi-value.positive { color: var(--green); }
.kpi-value.negative { color: var(--red); }

/* ===== CARDS ===== */
.card {
  background: var(--white);
  border: 1px solid var(--taupe);
  border-radius: 10px;
  padding: 24px;
  margin-bottom: 24px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
}
.chart-container {
  position: relative;
  width: 100%;
  max-height: 420px;
}

/* ===== TABLES ===== */
.table-wrap { max-height: 70vh; overflow-y: auto; overflow-x: auto; }
table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  border: 1px solid var(--taupe);
  border-radius: 8px;
  table-layout: auto;
}
#providerTable { font-size: 11px; }
#providerTable td, #providerTable th { padding: 5px 5px; }
#providerTable td:first-child, #providerTable td:nth-child(2) { max-width: 130px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
thead tr {
  background: var(--navy);
}
thead th {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 8px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--blush);
  padding: 6px 6px;
  text-align: left;
  white-space: nowrap;
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--navy);
}
th.sortable { cursor: pointer; user-select: none; }
th.sortable:hover { color: var(--gold); }
.sort-arrow { font-size: 8px; margin-left: 3px; opacity: 0.4; }
.sort-arrow::after { content: '▲▼'; }
th.sortable.asc .sort-arrow { opacity: 1; }
th.sortable.asc .sort-arrow::after { content: '▲'; }
th.sortable.desc .sort-arrow { opacity: 1; }
th.sortable.desc .sort-arrow::after { content: '▼'; }
tbody td {
  padding: 6px 6px;
  font-size: 11.5px;
  border-bottom: 1px solid var(--taupe);
}
td.money, td.num { white-space: nowrap; }
tbody tr:nth-child(even) { background: var(--cream); }
tbody tr:nth-child(odd) { background: var(--white); }
tbody tr:last-child td { border-bottom: none; }
td.money { font-variant-numeric: tabular-nums; text-align: right; }
td.change-pos { color: var(--green); font-weight: 600; }
td.change-neg { color: var(--red); font-weight: 600; }
td.num { text-align: right; font-variant-numeric: tabular-nums; }

/* ===== HIDE CHROME ON CERTAIN TABS ===== */
.page.definitions-active .page-header,
.page.definitions-active .filters-bar,
.page.definitions-active .kpi-row { display: none; }
.page.units-active .kpi-row { display: none; }
.page.units-active .filter-group--baseline-min { display: none; }
.page.units-active .filter-group--baseline-period { display: none; }
.page.units-active .filter-group--current-period { display: none; }

/* ===== SCENARIO CALCULATOR ===== */
.page.scenario-active .kpi-row { display: none; }
.page.scenario-active .filter-group--baseline-min { display: none; }
.page.scenario-active .filter-group--current-period { display: none; }
.scenario-inputs {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  align-items: flex-end;
}
.scenario-input-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.scenario-input-group .input-with-hint {
  display: flex;
  align-items: center;
  gap: 6px;
}
.scenario-hint {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 12px;
  color: var(--gray);
  flex-shrink: 0;
}
.scenario-kpi-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 16px;
  margin-bottom: 24px;
}

/* ===== DEFINITIONS ===== */
.def-item {
  border-left: 4px solid var(--gold);
  padding: 12px 16px;
  margin-bottom: 16px;
  background: var(--cream);
  border-radius: 0 8px 8px 0;
}
.def-item-label {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  color: var(--navy);
  margin-bottom: 2px;
}
.def-item-tab {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 9px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold-muted);
  margin-bottom: 6px;
}
.def-item-text {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 12.5px;
  color: var(--dark);
  line-height: 1.6;
}

/* ===== CHART TOGGLE BAR ===== */
.chart-toggle-bar {
  display: flex;
  gap: 6px;
  margin-bottom: 14px;
}
.chart-toggle {
  background: var(--cream);
  border: 1.5px solid var(--taupe);
  border-radius: 5px;
  padding: 5px 14px;
  font-family: 'Nunito Sans', sans-serif;
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  color: var(--navy);
  cursor: pointer;
  transition: background 0.2s, border-color 0.2s, color 0.2s;
}
.chart-toggle:hover {
  border-color: var(--gold);
}
.chart-toggle.active {
  background: var(--navy);
  border-color: var(--navy);
  color: var(--white);
}

/* ===== TABS ===== */
.tab-content { display: none; }
.tab-content.active { display: block; }

/* ===== LOADING ===== */
.loading-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(250,248,247,0.85);
  z-index: 200;
  justify-content: center;
  align-items: center;
  flex-direction: column;
  gap: 12px;
}
.loading-overlay.show { display: flex; }
.spinner {
  width: 36px;
  height: 36px;
  border: 3px solid var(--taupe);
  border-top-color: var(--gold);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.loading-overlay p {
  font-family: 'Nunito Sans', sans-serif;
  font-size: 13px;
  color: var(--gray);
}

/* ===== FOOTER ===== */
.page-footer {
  text-align: center;
  padding: 24px;
  font-size: 11.5px;
  color: var(--gray);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .kpi-row { grid-template-columns: repeat(2, 1fr); }
  .filters-bar { flex-direction: column; align-items: stretch; }
  h1 { font-size: 28px; }
}
@media (max-width: 600px) {
  .kpi-row { grid-template-columns: 1fr; }
  .navbar-inner { padding: 0 12px; }
  .brand-full { display: none; }
}