/* ==========================================================================
   GeniApp Monitor — mobile-first, dark-mode aware
   ========================================================================== */

:root {
  color-scheme: light;

  --surface-page: #f9f9f7;
  --surface-card: #fcfcfb;
  --surface-hover: #f1f0ec;

  --text-primary: #0b0b0b;
  --text-secondary: #52514e;
  --text-muted: #898781;

  --border-hairline: rgba(11, 11, 11, 0.10);
  --grid-line: #e1e0d9;
  --baseline: #c3c2b7;

  --accent: #2a78d6;
  --accent-strong: #1c5cab;
  --accent-wash: rgba(42, 120, 214, 0.10);
  --series-2: #eb6834;

  --danger: #d03b3b;
  --danger-wash: rgba(208, 59, 59, 0.10);
  --good: #006300;

  --radius-sm: 8px;
  --radius-md: 14px;
  --shadow-card: 0 1px 2px rgba(11, 11, 11, 0.05), 0 4px 16px rgba(11, 11, 11, 0.04);
}

@media (prefers-color-scheme: dark) {
  :root:where(:not([data-theme="light"])) {
    color-scheme: dark;

    --surface-page: #0d0d0d;
    --surface-card: #1a1a19;
    --surface-hover: #232322;

    --text-primary: #ffffff;
    --text-secondary: #c3c2b7;
    --text-muted: #898781;

    --border-hairline: rgba(255, 255, 255, 0.10);
    --grid-line: #2c2c2a;
    --baseline: #383835;

    --accent: #3987e5;
    --accent-strong: #86b6ef;
    --accent-wash: rgba(57, 135, 229, 0.16);
    --series-2: #d95926;

    --danger: #e66767;
    --danger-wash: rgba(230, 103, 103, 0.14);
    --good: #0ca30c;
  }
}

:root[data-theme="dark"] {
  color-scheme: dark;

  --surface-page: #0d0d0d;
  --surface-card: #1a1a19;
  --surface-hover: #232322;

  --text-primary: #ffffff;
  --text-secondary: #c3c2b7;
  --text-muted: #898781;

  --border-hairline: rgba(255, 255, 255, 0.10);
  --grid-line: #2c2c2a;
  --baseline: #383835;

  --accent: #3987e5;
  --accent-strong: #86b6ef;
  --accent-wash: rgba(57, 135, 229, 0.16);
  --series-2: #d95926;

  --danger: #e66767;
  --danger-wash: rgba(230, 103, 103, 0.14);
  --good: #0ca30c;
}

* {
  box-sizing: border-box;
}

html, body {
  margin: 0;
  padding: 0;
}

body {
  background: var(--surface-page);
  color: var(--text-primary);
  font-family: system-ui, -apple-system, "Segoe UI", sans-serif;
  font-size: 16px;
  line-height: 1.45;
  -webkit-font-smoothing: antialiased;
}

a {
  color: var(--accent);
}

img {
  max-width: 100%;
}

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 16px;
}

/* --------------------------------------------------------------------
   Topbar
   -------------------------------------------------------------------- */

.topbar {
  position: sticky;
  top: 0;
  z-index: 10;
  background: var(--surface-card);
  border-bottom: 1px solid var(--border-hairline);
}

.topbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 16px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 600;
  font-size: 1.05rem;
  color: var(--text-primary);
  text-decoration: none;
}

.brand__mark {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: var(--accent);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.95rem;
  flex-shrink: 0;
}

.user-menu {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--text-secondary);
}

.user-menu__name {
  display: none;
}

@media (min-width: 560px) {
  .user-menu__name {
    display: inline;
  }
}

.btn-logout {
  border: 1px solid var(--border-hairline);
  background: transparent;
  color: var(--text-secondary);
  border-radius: var(--radius-sm);
  padding: 8px 12px;
  font-size: 0.85rem;
  text-decoration: none;
  white-space: nowrap;
}

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

/* --------------------------------------------------------------------
   Layout
   -------------------------------------------------------------------- */

main {
  padding: 20px 0 48px;
}

.page-title {
  margin: 0 0 4px;
  font-size: 1.3rem;
  font-weight: 600;
}

.page-subtitle {
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: 0.92rem;
}

.updated-at {
  color: var(--text-muted);
  font-size: 0.8rem;
}

/* --------------------------------------------------------------------
   KPI stat tiles
   -------------------------------------------------------------------- */

.kpi-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
  margin-bottom: 20px;
}

@media (min-width: 640px) {
  .kpi-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

.kpi-tile {
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 18px 20px;
}

.kpi-tile__label {
  color: var(--text-secondary);
  font-size: 0.85rem;
  margin-bottom: 6px;
}

.kpi-tile__value {
  font-size: 2rem;
  font-weight: 600;
  color: var(--text-primary);
  font-variant-numeric: proportional-nums;
}

.kpi-tile__value--accent {
  color: var(--accent);
}

.kpi-tile__value--link {
  display: inline-block;
  text-decoration: none;
  border-bottom: 1px dashed transparent;
}

.kpi-tile__value--link:hover {
  border-bottom-color: currentColor;
}

.kpi-tile__delta {
  margin-top: 8px;
  font-size: 0.82rem;
  font-weight: 600;
}

.kpi-tile__delta-abs {
  font-weight: 400;
  color: var(--text-muted);
}

.kpi-tile__delta--up {
  color: var(--good);
}

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

.kpi-tile__delta--flat,
.kpi-tile__delta--new {
  color: var(--text-muted);
}

/* --------------------------------------------------------------------
   Filtro periodo
   -------------------------------------------------------------------- */

.filter-bar {
  display: flex;
  flex-wrap: wrap;
  align-items: end;
  gap: 12px;
  margin-bottom: 20px;
  padding: 14px 16px;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
}

.filter-field {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.filter-field label {
  font-size: 0.78rem;
  color: var(--text-secondary);
}

.filter-field input {
  padding: 8px 10px;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  background: var(--surface-page);
  color: var(--text-primary);
  font-size: 0.9rem;
}

.filter-field input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.filter-bar .btn-primary {
  width: auto;
  padding: 9px 18px;
  font-size: 0.9rem;
}

.filter-bar__compare-note {
  flex-basis: 100%;
  font-size: 0.78rem;
  color: var(--text-muted);
}

/* Badge di variazione (tabelle di confronto) */
.delta {
  font-weight: 600;
  white-space: nowrap;
}

.delta--up {
  color: var(--good);
}

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

.delta--flat,
.delta--new {
  color: var(--text-muted);
  font-weight: 400;
}

/* --------------------------------------------------------------------
   Monitor team (tabelle a incrocio: righe = utenti, colonne = gruppo)
   -------------------------------------------------------------------- */

.team-section__title {
  margin-top: 36px;
}

.pivot-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

.pivot-card {
  padding: 18px 0 18px 18px;
}

.table-scroll {
  overflow-x: auto;
  margin-top: 4px;
}

.pivot-table {
  margin-top: 0;
  white-space: nowrap;
}

.pivot-table th,
.pivot-table td {
  padding: 8px 14px 8px 6px;
}

.pivot-table__sticky-col {
  position: sticky;
  left: 0;
  background: var(--surface-card);
  text-align: left;
  padding-right: 18px;
  box-shadow: 1px 0 0 var(--grid-line);
}

.pivot-table__total-col {
  font-weight: 600;
  color: var(--text-primary);
}

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

/* --------------------------------------------------------------------
   Chart cards
   -------------------------------------------------------------------- */

.chart-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 16px;
}

@media (min-width: 900px) {
  .chart-grid {
    grid-template-columns: 1fr 1fr;
  }
}

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

.card__title {
  margin: 0 0 2px;
  font-size: 1rem;
  font-weight: 600;
}

.card__subtitle {
  margin: 0 0 14px;
  color: var(--text-secondary);
  font-size: 0.82rem;
}

.chart-wrap {
  position: relative;
  width: 100%;
}

.chart-empty {
  padding: 32px 8px;
  text-align: center;
  color: var(--text-muted);
  font-size: 0.9rem;
}

/* Table-view twin (accessibility) */
details.table-view {
  margin-top: 14px;
  border-top: 1px solid var(--grid-line);
  padding-top: 10px;
}

details.table-view > summary {
  cursor: pointer;
  color: var(--accent);
  font-size: 0.85rem;
  list-style: none;
}

details.table-view > summary::-webkit-details-marker {
  display: none;
}

details.table-view > summary::before {
  content: "▸ ";
}

details.table-view[open] > summary::before {
  content: "▾ ";
}

.data-table {
  width: 100%;
  border-collapse: collapse;
  margin-top: 10px;
  font-size: 0.85rem;
}

.data-table th,
.data-table td {
  text-align: left;
  padding: 8px 6px;
  border-bottom: 1px solid var(--grid-line);
}

.data-table td.num {
  text-align: right;
  font-variant-numeric: tabular-nums;
}

.data-table th.num {
  text-align: center;
}

.data-table td a {
  color: var(--text-primary);
  text-decoration: none;
  border-bottom: 1px dashed var(--baseline);
}

.data-table td a:hover {
  color: var(--accent);
  border-bottom-color: var(--accent);
}

.data-table tfoot td {
  border-bottom: none;
  border-top: 2px solid var(--baseline);
  padding-top: 12px;
}

.data-table tbody tr:hover {
  background: var(--surface-hover);
}

/* --------------------------------------------------------------------
   Login page
   -------------------------------------------------------------------- */

.login-shell {
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px 16px;
}

.login-card {
  width: 100%;
  max-width: 380px;
  background: var(--surface-card);
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-card);
  padding: 28px 24px;
}

.login-card__brand {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 20px;
}

.login-card h1 {
  font-size: 1.1rem;
  margin: 0 0 4px;
}

.login-card p.hint {
  margin: 0 0 20px;
  color: var(--text-secondary);
  font-size: 0.88rem;
}

.field {
  margin-bottom: 16px;
}

.field label {
  display: block;
  font-size: 0.85rem;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.field input {
  width: 100%;
  padding: 11px 12px;
  border: 1px solid var(--border-hairline);
  border-radius: var(--radius-sm);
  background: var(--surface-page);
  color: var(--text-primary);
  font-size: 1rem;
}

.field input:focus {
  outline: 2px solid var(--accent);
  outline-offset: 1px;
}

.btn-primary {
  width: 100%;
  padding: 12px;
  border: none;
  border-radius: var(--radius-sm);
  background: var(--accent);
  color: #fff;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
}

.btn-primary:hover {
  background: var(--accent-strong);
}

.alert {
  padding: 10px 12px;
  border-radius: var(--radius-sm);
  font-size: 0.85rem;
  margin-bottom: 16px;
}

.alert-danger {
  background: var(--danger-wash);
  color: var(--danger);
  border: 1px solid var(--danger);
}

.legend-swatch {
  display: inline-block;
  width: 10px;
  height: 10px;
  border-radius: 3px;
  background: var(--accent);
  margin-right: 6px;
}