:root {
  color-scheme: light;
  --bg: #F5F6FB; --card: #FFFFFF; --text: #24213A; --muted: #5F5A7A; --line: #E4E2F0;
  --title: #594D93; --accent: #3B73EA; --violet: #8C52EF; --link: #3B73EA;
  --series-1: #2a78d6; --track: #EEF0F8; --grid: #ECEAF4; --axis: #C9C6DA;
  --good: #0a7d0a; --critical: #c42f2f; --warning: #8a5a00; --side: #FFFFFF;
}
@media (prefers-color-scheme: dark) {
  :root {
    color-scheme: dark;
    --bg: #12121C; --card: #1C1C2B; --text: #ECEAF6; --muted: #A9A5C2; --line: #2C2B40;
    --title: #C4A3F9; --accent: #76CBF9; --link: #76CBF9;
    --series-1: #3987e5; --track: #262538; --grid: #2A293B; --axis: #3A3950;
    --good: #3fc93f; --critical: #ef6b6b; --warning: #f2b544; --side: #171724;
  }
}
* { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font: 15px/1.5 system-ui, -apple-system, "Segoe UI", Roboto, sans-serif; }
a { color: var(--link); }
h1 { font-size: 1.5rem; margin: 0 0 4px; letter-spacing: -0.2px; }
h2 { font-size: 1.1rem; margin: 28px 0 10px; color: var(--title); }
h3 { font-size: 1rem; margin: 0 0 8px; }
p { margin: 8px 0; }
.muted, .info { color: var(--muted); }
.lead { color: var(--muted); margin: 0 0 20px; }
code, .mono { font-family: ui-monospace, SFMono-Regular, Menlo, monospace; font-size: .85rem; word-break: break-all; }

/* Structure : menu latéral, contenu */
.shell { display: grid; grid-template-columns: 230px minmax(0, 1fr); min-height: 100vh; }
.shell > * { min-width: 0; }
.side { background: var(--side); border-right: 1px solid var(--line); display: flex; flex-direction: column; position: sticky; top: 0; height: 100vh; }
.brand { display: block; padding: 20px 20px 18px; color: #fff; font-size: 1.35rem; font-weight: 800; text-decoration: none;
  background: linear-gradient(135deg, #3B73EA, #8C52EF); letter-spacing: -0.3px; }
.brand span { font-weight: 500; opacity: .85; font-size: 1rem; }
.side nav { display: flex; flex-direction: column; padding: 12px 10px; gap: 2px; flex: 1; overflow-y: auto; }
.side nav a { color: var(--text); text-decoration: none; padding: 8px 12px; border-radius: 8px; }
.side nav a:hover { background: var(--track); }
.side nav a.active { background: var(--track); color: var(--accent); font-weight: 600; box-shadow: inset 3px 0 0 var(--accent); }
.who { padding: 14px 20px; border-top: 1px solid var(--line); color: var(--muted); font-size: .85rem; display: flex; flex-direction: column; gap: 4px; word-break: break-all; }
.content { padding: 28px 32px 48px; max-width: 1240px; width: 100%; }
@media (max-width: 860px) {
  .shell { grid-template-columns: 1fr; }
  .side { position: static; height: auto; border-right: 0; border-bottom: 1px solid var(--line); }
  .brand { padding: 14px 16px; }
  .side nav { flex-direction: row; overflow-x: auto; padding: 8px; }
  .side nav a { white-space: nowrap; }
  .side nav a.active { box-shadow: inset 0 -3px 0 var(--accent); }
  .who { flex-direction: row; justify-content: space-between; padding: 8px 16px; }
  .content { padding: 20px 16px 40px; }
}

/* Pages sans menu (connexion, mot de passe) */
.plain-main { min-height: 100vh; display: grid; place-items: center; padding: 24px 16px; }
.card { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 24px; width: 100%; max-width: 420px; }
.card h1 { margin-bottom: 12px; }

/* Éléments */
.panel { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 18px 20px; }
.grid2 { display: grid; grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); gap: 16px; }
.grid3 { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 16px; }
.tiles { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 12px; margin: 0 0 8px; }
.tile { background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px; display: flex; flex-direction: column; gap: 2px; }
.tile-label { color: var(--muted); font-size: .85rem; }
.tile-value { font-size: 1.7rem; font-weight: 650; letter-spacing: -0.5px; }
.tile-sub { color: var(--muted); font-size: .8rem; }
.toolbar { display: flex; gap: 12px; align-items: flex-end; justify-content: space-between; flex-wrap: wrap; margin-bottom: 16px; }
.filters { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.filters input, .filters select { width: auto; }
.flash { padding: 10px 14px; border-radius: 10px; background: var(--track); margin: 0 0 16px; }
.flash.ok { color: var(--good); }
.flash.error { color: var(--critical); }
.mt { margin-top: 16px; }

/* Formulaires */
label { display: block; margin: 12px 0 4px; font-weight: 600; font-size: .9rem; }
input, select, textarea { width: 100%; padding: 8px 10px; border: 1px solid var(--line); border-radius: 8px; background: var(--bg); color: var(--text); font: inherit; }
textarea { min-height: 220px; font: .85rem/1.4 ui-monospace, Menlo, monospace; }
button { margin-top: 14px; padding: 8px 16px; border: 0; border-radius: 8px; background: var(--accent); color: #fff; font: inherit; font-weight: 600; cursor: pointer; }
@media (prefers-color-scheme: dark) { button { color: #12121C; } }
button.small { margin: 0; padding: 6px 12px; font-size: .85rem; }
button.danger { background: var(--critical); color: #fff; }
button.link { margin: 0; padding: 0; background: none; color: var(--link); font-weight: 500; text-align: left; }
.inline { display: flex; gap: 8px; align-items: center; flex-wrap: wrap; }
.inline input { width: auto; flex: 1; min-width: 120px; }
.inline input.short { flex: 0 0 120px; }

/* Tableaux */
.table-wrap { overflow-x: auto; background: var(--card); border: 1px solid var(--line); border-radius: 14px; }
table { width: 100%; border-collapse: collapse; }
th, td { text-align: left; padding: 10px 14px; border-bottom: 1px solid var(--line); white-space: nowrap; vertical-align: middle; }
th { color: var(--muted); font-weight: 600; font-size: .8rem; }
tr:last-child td { border-bottom: 0; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; }
td.wrap { white-space: normal; }
.pager { display: flex; gap: 16px; margin-top: 12px; color: var(--muted); }

/* Pastilles (libellé + couleur) */
.badge { display: inline-block; padding: 1px 9px; border-radius: 999px; font-size: .78rem; font-weight: 600; border: 1px solid currentColor; }
.badge.ok { color: var(--good); }
.badge.off { color: var(--critical); }
.badge.warn { color: var(--warning); }
.badge.info { color: var(--muted); }

/* Graphiques */
.chart-card { margin: 0; background: var(--card); border: 1px solid var(--line); border-radius: 14px; padding: 14px 16px 10px; }
.chart-card figcaption { display: flex; justify-content: space-between; gap: 12px; color: var(--muted); font-size: .88rem; margin-bottom: 6px; }
.chart-card figcaption strong { color: var(--text); font-size: 1.05rem; }
.chart-card figcaption .figure { white-space: nowrap; }
.chart { width: 100%; height: auto; display: block; }
.chart .grid { stroke: var(--grid); stroke-width: 1; }
.chart .axis { stroke: var(--axis); stroke-width: 1; }
.chart .tick { fill: var(--muted); font-size: 9.5px; font-variant-numeric: tabular-nums; }
.chart .bar, .barlist .bar { fill: var(--series-1); }
.chart .hit { fill: transparent; }
.chart g:hover .bar { opacity: .8; }
.chart-empty { color: var(--muted); padding: 30px 0; text-align: center; margin: 0; }
details.data { margin-top: 4px; }
details.data summary { cursor: pointer; color: var(--muted); font-size: .8rem; }
details.data table { margin-top: 6px; font-size: .85rem; }
details.data td, details.data th { padding: 4px 8px; }
.barlist td { border: 0; padding: 5px 6px; }
.barlist .label { white-space: normal; width: 40%; }
.barlist .bar-cell { width: 45%; }
.barlist svg { width: 100%; height: 10px; display: block; }
.barlist .track { fill: var(--track); }
pre { white-space: pre-wrap; word-break: break-all; margin: 0; }