/* VE Suivi — design tokens + composants
   Thème clair par défaut, sombre selon le système ou le choix de l'utilisateur. */

:root {
  --bg: #F1F5F9;
  --surface: #FFFFFF;
  --surface-2: #F8FAFC;
  --surface-3: #E2E8F0;
  --border: #D5DEE8;
  --border-strong: #94A3B8;
  --fg: #0F172A;
  --fg-muted: #475569;
  --primary: #0369A1;
  --primary-hover: #075985;
  --on-primary: #FFFFFF;
  --primary-soft: #E0F2FE;
  --success: #15803D;
  --success-soft: #DCFCE7;
  --danger: #B91C1C;
  --danger-soft: #FEE2E2;
  --warning: #A16207;
  --warning-soft: #FEF9C3;
  --info: #1D4ED8;
  --info-soft: #DBEAFE;
  --ring: #0369A1;
  --shadow: 0 1px 2px rgba(15, 23, 42, .06), 0 4px 16px rgba(15, 23, 42, .06);
  --chart-1: #0369A1;
  --chart-2: #94A3B8;
  --chart-3: #15803D;
  --chart-4: #C2410C;
  --chart-5: #7C3AED;
  --chart-grid: #E2E8F0;

  --font: 'Fira Sans', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
  --font-num: 'Fira Code', ui-monospace, 'SF Mono', Menlo, monospace;
  --radius-sm: 8px;
  --radius: 12px;
  --radius-lg: 16px;
  --sp-1: 4px; --sp-2: 8px; --sp-3: 12px; --sp-4: 16px; --sp-5: 24px; --sp-6: 32px; --sp-7: 48px;
  --sidebar-w: 248px;
  --topbar-h: 60px;
  --ease: cubic-bezier(.2, .8, .2, 1);
  --dur: 180ms;
  --z-topbar: 20; --z-scrim: 40; --z-sidebar: 50;
  color-scheme: light;
}

@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #0B1220;
    --surface: #131C2E;
    --surface-2: #1A2539;
    --surface-3: #243049;
    --border: #2A3650;
    --border-strong: #475569;
    --fg: #F1F5F9;
    --fg-muted: #A3B1C6;
    --primary: #38BDF8;
    --primary-hover: #7DD3FC;
    --on-primary: #0B1220;
    --primary-soft: #0C2A3F;
    --success: #4ADE80;
    --success-soft: #0F2E1E;
    --danger: #F87171;
    --danger-soft: #3A1418;
    --warning: #FACC15;
    --warning-soft: #3A3010;
    --info: #93C5FD;
    --info-soft: #172A4A;
    --ring: #7DD3FC;
    --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
    --chart-1: #38BDF8;
    --chart-2: #64748B;
    --chart-3: #4ADE80;
    --chart-4: #FB923C;
    --chart-5: #C4B5FD;
    --chart-grid: #243049;
    color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #0B1220;
  --surface: #131C2E;
  --surface-2: #1A2539;
  --surface-3: #243049;
  --border: #2A3650;
  --border-strong: #475569;
  --fg: #F1F5F9;
  --fg-muted: #A3B1C6;
  --primary: #38BDF8;
  --primary-hover: #7DD3FC;
  --on-primary: #0B1220;
  --primary-soft: #0C2A3F;
  --success: #4ADE80;
  --success-soft: #0F2E1E;
  --danger: #F87171;
  --danger-soft: #3A1418;
  --warning: #FACC15;
  --warning-soft: #3A3010;
  --info: #93C5FD;
  --info-soft: #172A4A;
  --ring: #7DD3FC;
  --shadow: 0 1px 2px rgba(0, 0, 0, .3), 0 8px 24px rgba(0, 0, 0, .25);
  --chart-1: #38BDF8;
  --chart-2: #64748B;
  --chart-3: #4ADE80;
  --chart-4: #FB923C;
  --chart-5: #C4B5FD;
  --chart-grid: #243049;
  color-scheme: dark;
}

/* --- Base ---------------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; }
body {
  margin: 0;
  min-height: 100dvh;
  background: var(--bg);
  color: var(--fg);
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}
h1, h2, h3 { line-height: 1.25; margin: 0; font-weight: 600; text-wrap: balance; }
h1 { font-size: 1.625rem; }
h2 { font-size: 1.125rem; }
h3 { font-size: 1rem; }
p { margin: 0 0 var(--sp-3); }
a { color: var(--primary); text-underline-offset: 2px; }
a:hover { color: var(--primary-hover); }
.icon { flex-shrink: 0; display: block; }
.num, .tabular { font-variant-numeric: tabular-nums; }
.muted { color: var(--fg-muted); }
.small { font-size: .875rem; }
.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
.truncate { overflow: hidden; text-overflow: ellipsis; white-space: nowrap; min-width: 0; }
:focus-visible { outline: 3px solid var(--ring); outline-offset: 2px; border-radius: 4px; }
.skip-link {
  position: absolute; left: var(--sp-4); top: -100px; z-index: 100;
  background: var(--primary); color: var(--on-primary); padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-sm); font-weight: 600;
}
.skip-link:focus { top: var(--sp-3); color: var(--on-primary); }

/* --- Shell --------------------------------------------------------------- */
.topbar {
  position: sticky; top: 0; z-index: var(--z-topbar);
  height: var(--topbar-h);
  display: flex; align-items: center; gap: var(--sp-3);
  padding: 0 var(--sp-4);
  background: color-mix(in srgb, var(--surface) 88%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}
.brand, .sidebar-brand {
  display: flex; align-items: center; gap: var(--sp-2);
  font-weight: 700; color: var(--fg); text-decoration: none; font-size: 1.05rem;
}
.brand:hover { color: var(--fg); }
.brand-mark {
  display: grid; place-items: center; width: 30px; height: 30px; border-radius: 9px;
  background: var(--primary); color: var(--on-primary);
}
.topbar-actions { margin-left: auto; display: flex; align-items: center; gap: var(--sp-2); }
.vehicle-switch select { min-height: 40px; max-width: 46vw; }

.sidebar {
  position: fixed; inset: 0 auto 0 0; z-index: var(--z-sidebar);
  width: var(--sidebar-w);
  display: flex; flex-direction: column; gap: var(--sp-1);
  padding: var(--sp-4) var(--sp-3);
  background: var(--surface);
  border-right: 1px solid var(--border);
  transform: translateX(-100%);
  transition: transform 240ms var(--ease);
  overflow-y: auto;
}
.sidebar.is-open { transform: none; box-shadow: var(--shadow); }
.sidebar-brand { padding: var(--sp-2) var(--sp-3) var(--sp-4); }
.nav-scrim {
  position: fixed; inset: 0; z-index: var(--z-scrim);
  background: rgba(2, 6, 23, .55);
}
.nav-list { list-style: none; margin: 0; padding: 0; display: grid; gap: 2px; }
.nav-section {
  margin: var(--sp-4) var(--sp-3) var(--sp-1); font-size: .75rem; font-weight: 600;
  letter-spacing: .06em; text-transform: uppercase; color: var(--fg-muted);
}
.nav-link {
  display: flex; align-items: center; gap: var(--sp-3);
  width: 100%; min-height: 44px; padding: 0 var(--sp-3);
  border-radius: var(--radius-sm); border: 0; background: none;
  color: var(--fg-muted); text-decoration: none; font: inherit; font-weight: 500;
  cursor: pointer; text-align: left;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.nav-link:hover { background: var(--surface-2); color: var(--fg); }
.nav-link.is-active { background: var(--primary-soft); color: var(--primary); font-weight: 600; }
.sidebar-footer { margin-top: auto; padding-top: var(--sp-3); border-top: 1px solid var(--border); display: grid; gap: 2px; }
.nav-logout:hover { color: var(--danger); background: var(--danger-soft); }

.main {
  width: 100%; max-width: 1240px; margin: 0 auto;
  padding: var(--sp-5) var(--sp-4) var(--sp-7);
  outline: none;
}

@media (min-width: 1024px) {
  .has-nav .topbar { padding-left: calc(var(--sidebar-w) + var(--sp-6)); padding-right: var(--sp-6); }
  .topbar .nav-toggle, .topbar .brand { display: none; }
  .sidebar { transform: none; }
  .nav-scrim { display: none; }
  .has-nav .main { padding-left: calc(var(--sidebar-w) + var(--sp-6)); padding-right: var(--sp-6); max-width: calc(1240px + var(--sidebar-w)); }
}
@media (max-width: 1023px) {
  .sidebar-brand { display: none; }
}

/* --- Page head ----------------------------------------------------------- */
.page-head {
  display: flex; flex-wrap: wrap; align-items: flex-end; justify-content: space-between;
  gap: var(--sp-4); margin-bottom: var(--sp-5);
}
.page-sub { margin: var(--sp-1) 0 0; color: var(--fg-muted); }
.page-actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center; }

/* --- Cards & grids ------------------------------------------------------- */
.card {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: var(--sp-5);
  box-shadow: var(--shadow);
  min-width: 0;
}
.card + .card, .stack > * + * { margin-top: var(--sp-5); }
.card-head { display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-3); margin-bottom: var(--sp-4); }
.card-head p { margin: var(--sp-1) 0 0; }
.grid-2 { display: grid; gap: var(--sp-5); }
.grid-3 { display: grid; gap: var(--sp-5); }
@media (min-width: 900px) {
  .grid-2 { grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); }
}
@media (min-width: 1280px) {
  .grid-3 { grid-template-columns: minmax(0, 2fr) minmax(320px, 1fr); }
}
.grid-2 > .card, .grid-3 > .card { margin-top: 0; } /* l'espacement vient du gap */
.grid-2 + .card, .card + .grid-2, .grid-3 + .card, .card + .grid-3, .kpis + .grid-3, .kpis + .card, .grid-3 + .grid-2, .grid-2 + .grid-2 { margin-top: var(--sp-5); }

/* KPI tiles */
.kpis { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }
@media (min-width: 700px) { .kpis { grid-template-columns: repeat(4, minmax(0, 1fr)); gap: var(--sp-4); } }
.kpi {
  background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius);
  padding: var(--sp-4); display: grid; gap: var(--sp-1); min-width: 0;
}
.kpi-label { display: flex; align-items: center; gap: var(--sp-2); color: var(--fg-muted); font-size: .875rem; font-weight: 500; }
.kpi-label .icon { color: var(--primary); }
.kpi-value { font-family: var(--font-num); font-size: clamp(1.15rem, 2.6vw, 1.55rem); font-weight: 600; font-variant-numeric: tabular-nums; letter-spacing: -.01em; overflow-wrap: anywhere; }
.kpi-unit { font-family: var(--font); font-size: .875rem; font-weight: 500; color: var(--fg-muted); margin-left: 2px; }
.kpi-hint { font-size: .8125rem; color: var(--fg-muted); }
.kpi-positive .kpi-label .icon, .kpi-positive .kpi-value { color: var(--success); }
.kpi-highlight { border-color: color-mix(in srgb, var(--success) 45%, var(--border)); background: color-mix(in srgb, var(--success-soft) 55%, var(--surface)); }

/* --- Buttons ------------------------------------------------------------- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: var(--sp-2);
  min-height: 44px; padding: 0 var(--sp-4);
  border-radius: var(--radius-sm); border: 1px solid var(--border);
  background: var(--surface); color: var(--fg);
  font: inherit; font-weight: 600; text-decoration: none; cursor: pointer;
  touch-action: manipulation; white-space: nowrap;
  transition: background-color var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease), transform 80ms var(--ease);
}
.btn:hover { background: var(--surface-2); border-color: var(--border-strong); color: var(--fg); }
.btn:active { transform: scale(.98); }
.btn-primary { background: var(--primary); border-color: var(--primary); color: var(--on-primary); }
.btn-primary:hover { background: var(--primary-hover); border-color: var(--primary-hover); color: var(--on-primary); }
.btn-danger { background: var(--danger); border-color: var(--danger); color: #fff; }
.btn-danger:hover { background: color-mix(in srgb, var(--danger) 85%, #000); border-color: var(--danger); color: #fff; }
.btn-ghost { background: transparent; border-color: transparent; }
.btn-sm { min-height: 36px; padding: 0 var(--sp-3); font-size: .875rem; }
.btn-block { width: 100%; }
.btn[disabled], .btn[aria-busy="true"] { opacity: .55; cursor: not-allowed; }
.btn[aria-busy="true"]::after {
  content: ""; width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid currentColor; border-right-color: transparent;
  animation: spin .7s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }

.icon-btn {
  display: inline-grid; place-items: center; width: 44px; height: 44px;
  border-radius: var(--radius-sm); border: 1px solid transparent; background: transparent;
  color: var(--fg-muted); cursor: pointer; touch-action: manipulation;
  transition: background-color var(--dur) var(--ease), color var(--dur) var(--ease);
}
.icon-btn:hover { background: var(--surface-2); color: var(--fg); }
.icon-btn-danger:hover { background: var(--danger-soft); color: var(--danger); }
.inline-form { display: inline; margin: 0; }
.row-actions { display: flex; justify-content: flex-end; gap: 2px; }
.nowrap-cell { white-space: nowrap; }
.row-actions .icon-btn { width: 40px; height: 40px; }

.theme-toggle .only-light { display: block; }
.theme-toggle .only-dark { display: none; }
:root[data-theme="dark"] .theme-toggle .only-light { display: none; }
:root[data-theme="dark"] .theme-toggle .only-dark { display: block; }
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) .theme-toggle .only-light { display: none; }
  :root:not([data-theme="light"]) .theme-toggle .only-dark { display: block; }
}

/* --- Forms --------------------------------------------------------------- */
.form-grid { display: grid; gap: var(--sp-4); }
@media (min-width: 640px) {
  .form-grid.cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .form-grid.cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
  .form-grid .span-all { grid-column: 1 / -1; }
}
.field { display: grid; gap: 6px; min-width: 0; align-content: start; }
.field > label, .label { font-weight: 500; font-size: .9375rem; }
.req { color: var(--danger); margin-left: 2px; }
.hint { font-size: .8125rem; color: var(--fg-muted); margin: 0; }
input[type="text"], input[type="password"], input[type="date"], input[type="number"], input[type="file"], select, textarea {
  width: 100%; min-height: 44px; padding: 10px var(--sp-3);
  font: inherit; font-size: 16px; color: var(--fg);
  background: var(--surface-2); border: 1px solid var(--border); border-radius: var(--radius-sm);
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}
input:hover, select:hover, textarea:hover { border-color: var(--border-strong); }
input:focus-visible, select:focus-visible, textarea:focus-visible {
  outline: none; border-color: var(--ring); box-shadow: 0 0 0 3px color-mix(in srgb, var(--ring) 35%, transparent);
}
input[aria-invalid="true"], select[aria-invalid="true"] { border-color: var(--danger); }
input[type="file"] { padding: 8px; }
select { cursor: pointer; }
input[inputmode="decimal"], input[inputmode="numeric"] { font-variant-numeric: tabular-nums; }
.input-suffix { position: relative; }
.input-suffix input { padding-right: 52px; }
.input-suffix .suffix { position: absolute; right: 12px; top: 50%; transform: translateY(-50%); color: var(--fg-muted); font-size: .875rem; pointer-events: none; }
.password-wrap { position: relative; }
.password-wrap input { padding-right: 52px; }
.password-wrap .icon-btn { position: absolute; right: 0; top: 0; }
.checkbox { display: flex; align-items: flex-start; gap: var(--sp-2); min-height: 44px; padding-top: 10px; cursor: pointer; }
.checkbox input { width: 20px; height: 20px; margin: 2px 0 0; accent-color: var(--primary); flex-shrink: 0; }
.field-error { display: flex; align-items: center; gap: 6px; margin: 0; color: var(--danger); font-size: .875rem; font-weight: 500; }
.form-actions { display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center; margin-top: var(--sp-5); }
fieldset { border: 0; padding: 0; margin: 0; min-width: 0; }
legend { font-weight: 600; margin-bottom: var(--sp-3); padding: 0; }
.fix-dates { margin: var(--sp-5) 0; padding: var(--sp-4); border: 1px solid color-mix(in srgb, var(--warning) 45%, var(--border)); border-radius: var(--radius); background: color-mix(in srgb, var(--warning-soft) 45%, var(--surface)); }
.fix-dates legend { display: flex; align-items: center; gap: var(--sp-2); color: var(--warning); float: left; width: 100%; }
.fix-dates legend + * { clear: both; }
.fix-dates input[type="date"] { min-width: 170px; }
.calc-result { font-family: var(--font-num); font-size: 1.25rem; font-weight: 600; }

/* --- Alerts -------------------------------------------------------------- */
.alert {
  display: flex; gap: var(--sp-3); align-items: flex-start;
  padding: var(--sp-3) var(--sp-4); margin-bottom: var(--sp-4);
  border-radius: var(--radius); border: 1px solid; font-weight: 500;
}
.alert ul { margin: var(--sp-1) 0 0; padding-left: var(--sp-5); font-weight: 400; }
.alert a { color: inherit; }
.alert-success { background: var(--success-soft); border-color: color-mix(in srgb, var(--success) 35%, transparent); color: var(--success); }
.alert-error { background: var(--danger-soft); border-color: color-mix(in srgb, var(--danger) 35%, transparent); color: var(--danger); }
.alert-info { background: var(--info-soft); border-color: color-mix(in srgb, var(--info) 35%, transparent); color: var(--info); }
.alert-warning { background: var(--warning-soft); border-color: color-mix(in srgb, var(--warning) 35%, transparent); color: var(--warning); }
.alert:focus { outline: none; }
.alert:focus-visible { outline: 3px solid var(--ring); }

/* --- Tables -------------------------------------------------------------- */
.table-wrap { width: 100%; overflow-x: auto; -webkit-overflow-scrolling: touch; border-radius: var(--radius-sm); }
.table-wrap:focus-visible { outline-offset: 0; }
table { width: 100%; border-collapse: collapse; font-size: .9375rem; }
th, td { padding: 10px 10px; text-align: left; border-bottom: 1px solid var(--border); vertical-align: middle; }
thead th { font-size: .8125rem; font-weight: 600; color: var(--fg-muted); text-transform: uppercase; letter-spacing: .04em; white-space: nowrap; background: var(--surface-2); }
tbody tr:hover { background: color-mix(in srgb, var(--surface-2) 70%, transparent); }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.actions { width: 1%; white-space: nowrap; }
tfoot td, tfoot th { font-weight: 600; border-top: 2px solid var(--border); border-bottom: 0; }
.summary-table th[scope="row"] { font-weight: 500; white-space: nowrap; }
.summary-table .col-total { background: var(--primary-soft); color: var(--fg); font-weight: 600; }
.summary-table tr.is-savings td, .summary-table tr.is-savings th { color: var(--success); font-weight: 600; }
.summary-table tr.is-strong th, .summary-table tr.is-strong td { font-weight: 600; }
.summary-table tr.group-start th, .summary-table tr.group-start td { border-top: 2px solid var(--border); }
.positive { color: var(--success); }
.negative { color: var(--danger); }

.badge {
  display: inline-flex; align-items: center; gap: 4px; padding: 2px 10px; border-radius: 999px;
  font-size: .8125rem; font-weight: 600; white-space: nowrap;
  background: var(--surface-3); color: var(--fg);
}
.badge-primary { background: var(--primary-soft); color: var(--primary); }
.badge-success { background: var(--success-soft); color: var(--success); }
.badge-danger { background: var(--danger-soft); color: var(--danger); }
.badge-muted { background: var(--surface-2); color: var(--fg-muted); border: 1px solid var(--border); }

/* --- Charts -------------------------------------------------------------- */
.chart-box { position: relative; height: 300px; min-width: 0; }
.chart-box canvas { max-width: 100%; }
.chart-box.sm { height: 260px; }
.chart-legend { display: flex; flex-wrap: wrap; gap: var(--sp-2) var(--sp-4); margin: 0 0 var(--sp-3); padding: 0; list-style: none; font-size: .875rem; color: var(--fg-muted); }
.chart-legend li { display: flex; align-items: center; gap: 6px; }
.swatch { width: 14px; height: 14px; border-radius: 4px; display: inline-block; }
.swatch.line { height: 3px; border-radius: 2px; }
.swatch-1 { background: var(--chart-1); }
.swatch-2 { background: var(--chart-2); }
.swatch-3 { background: var(--chart-3); }

.provider-list { list-style: none; margin: var(--sp-4) 0 0; padding: 0; display: grid; gap: var(--sp-1); font-size: .875rem; }
.provider-list li { display: flex; justify-content: space-between; gap: var(--sp-3); padding: 6px 0; border-bottom: 1px solid var(--border); }
.provider-list li:last-child { border-bottom: 0; }

.swatch-4 { background: var(--chart-4); }
.swatch.dashed { background: repeating-linear-gradient(90deg, currentColor 0 5px, transparent 5px 9px); height: 3px; color: var(--chart-2); }
.swatch-4.dashed { color: var(--chart-4); }

/* Écarts (vs année précédente) : flèche + signe + couleur */
.delta { display: inline-flex; align-items: center; gap: 3px; font-size: .8125rem; font-weight: 600; white-space: nowrap; }
.delta-good { color: var(--success); }
.delta-bad { color: var(--danger); }
.delta-neutral { color: var(--fg-muted); }
.kpi .delta { margin-top: 2px; }

/* Année en cours */
.year-progress { display: grid; gap: 6px; min-width: 200px; }
progress {
  -webkit-appearance: none; appearance: none; width: 100%; height: 8px;
  border: 0; border-radius: 999px; background: var(--surface-3); overflow: hidden; color: var(--primary);
}
progress::-webkit-progress-bar { background: var(--surface-3); border-radius: 999px; }
progress::-webkit-progress-value { background: var(--primary); border-radius: 999px; }
progress::-moz-progress-bar { background: var(--primary); border-radius: 999px; }
.compare-table td, .compare-table th { white-space: nowrap; }

.callout {
  display: flex; gap: var(--sp-2); align-items: flex-start; margin: 0 0 var(--sp-4);
  padding: var(--sp-3); border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--border); font-size: .9375rem;
}
.callout .icon { color: var(--primary); margin-top: 2px; }

.season-summary { display: grid; grid-template-columns: repeat(auto-fit, minmax(130px, 1fr)); gap: var(--sp-3); margin-bottom: var(--sp-4); }
.season-summary > div { display: grid; gap: 2px; padding: var(--sp-3); border-radius: var(--radius-sm); background: var(--surface-2); border: 1px solid var(--border); }
.season-summary strong { font-family: var(--font-num); font-size: 1.1rem; }

.stat-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--sp-3); }
.stat { display: grid; gap: 4px; align-content: start; padding: var(--sp-4); border-radius: var(--radius); background: var(--surface-2); border: 1px solid var(--border); min-width: 0; }
.stat-label { display: flex; align-items: center; gap: 6px; color: var(--fg-muted); font-size: .875rem; font-weight: 500; }
.stat-label .icon { color: var(--primary); }
.stat-value { font-family: var(--font-num); font-size: 1.35rem; font-weight: 600; overflow-wrap: anywhere; }
.stat-hint { font-size: .8125rem; color: var(--fg-muted); }
.stat-positive .stat-value, .stat-positive .stat-label .icon { color: var(--success); }
@media (max-width: 420px) { .stat-grid { grid-template-columns: 1fr; } }

/* Rappel de relevé du compteur */
.reminder {
  display: flex; flex-wrap: wrap; align-items: center; justify-content: space-between; gap: var(--sp-4);
  margin-bottom: var(--sp-5); padding: var(--sp-4) var(--sp-5);
  border-radius: var(--radius-lg); border: 1px solid color-mix(in srgb, var(--primary) 40%, var(--border));
  background: var(--primary-soft);
}
.reminder-text { display: flex; gap: var(--sp-3); align-items: flex-start; flex: 1 1 320px; min-width: 0; }
.reminder-text .icon { color: var(--primary); margin-top: 2px; }
.reminder h2 { font-size: 1rem; margin-bottom: 2px; }
.reminder p { margin: 0; font-size: .9375rem; color: var(--fg-muted); }
.reminder-form { display: flex; gap: var(--sp-2); flex: 0 1 340px; }
.reminder-form .input-suffix { flex: 1; min-width: 0; }
@media (max-width: 480px) { .reminder-form { flex-direction: column; flex-basis: 100%; } }

/* Sections repliables */
.card-fold { padding: 0; }
.card-fold > details > summary {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3);
  padding: var(--sp-4) var(--sp-5); min-height: 64px; cursor: pointer; list-style: none; border-radius: var(--radius-lg);
}
.card-fold > details > summary::-webkit-details-marker { display: none; }
.card-fold > details > summary > span { display: grid; gap: 2px; }
.card-fold > details > summary::after {
  content: ""; width: 10px; height: 10px; flex-shrink: 0; margin-right: 4px;
  border-right: 2px solid var(--fg-muted); border-bottom: 2px solid var(--fg-muted);
  transform: rotate(45deg); transition: transform var(--dur) var(--ease);
}
.card-fold > details[open] > summary::after { transform: rotate(-135deg); }
.card-fold > details > summary:hover { background: var(--surface-2); }
.fold-title { font-size: 1.125rem; font-weight: 600; }
.card-fold > details > :not(summary) { width: auto; max-width: none; margin-left: var(--sp-5); margin-right: var(--sp-5); min-width: 0; }
.card-fold > details > :last-child { margin-bottom: var(--sp-5); }
.fold-actions { display: flex; justify-content: flex-end; margin-bottom: var(--sp-3); }

/* --- Modale (élément <dialog>) ------------------------------------------ */
.modal {
  width: min(640px, calc(100vw - 32px)); max-height: calc(100dvh - 48px);
  padding: 0; border: 1px solid var(--border); border-radius: var(--radius-lg);
  background: var(--surface); color: var(--fg); box-shadow: 0 24px 64px rgba(2, 6, 23, .35);
  overflow: hidden;
}
.modal[open] { display: flex; animation: modal-in 200ms var(--ease); }
.modal::backdrop { background: rgba(2, 6, 23, .55); backdrop-filter: blur(2px); }
.modal-form { display: flex; flex-direction: column; width: 100%; max-height: inherit; min-height: 0; }
.modal-head {
  display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3);
  padding: var(--sp-3) var(--sp-3) var(--sp-3) var(--sp-5); border-bottom: 1px solid var(--border);
}
.modal-head h2 { font-size: 1.125rem; }
.modal-body { padding: var(--sp-5); overflow-y: auto; overscroll-behavior: contain; min-height: 0; flex: 1 1 auto; }
.modal-foot {
  display: flex; justify-content: flex-end; gap: var(--sp-2); flex-wrap: wrap;
  padding: var(--sp-3) var(--sp-5); border-top: 1px solid var(--border); background: var(--surface-2);
}
body:has(.modal[open]) { overflow: hidden; }
@keyframes modal-in { from { opacity: 0; transform: translateY(8px) scale(.98); } to { opacity: 1; transform: none; } }
@media (max-width: 639px) {
  /* Panneau qui monte du bas de l'écran */
  .modal { width: 100vw; max-width: 100vw; max-height: 92dvh; margin: auto 0 0; border-radius: var(--radius-lg) var(--radius-lg) 0 0; border-bottom: 0; }
  .modal[open] { animation-name: sheet-in; }
  .modal-foot { padding-bottom: calc(var(--sp-3) + env(safe-area-inset-bottom)); }
  .modal-foot .btn { flex: 1; }
}
@keyframes sheet-in { from { transform: translateY(24px); opacity: 0; } to { transform: none; opacity: 1; } }

/* Import / export */
.issue-list { list-style: none; margin: var(--sp-3) 0 0; padding: 0; display: grid; gap: var(--sp-2); font-size: .9375rem; }
.issue-list li { display: flex; gap: var(--sp-2); align-items: baseline; }
.import-confirm { margin-top: var(--sp-5); padding-top: var(--sp-4); border-top: 1px solid var(--border); }
.replace-confirm { margin: var(--sp-1) 0 0 var(--sp-6); padding: var(--sp-3); border-radius: var(--radius-sm); background: var(--danger-soft); color: var(--danger); }
.replace-confirm a { color: inherit; }

/* --- Empty states -------------------------------------------------------- */
.empty {
  display: grid; justify-items: center; gap: var(--sp-2); text-align: center;
  padding: var(--sp-6) var(--sp-4); color: var(--fg-muted);
}
.empty .icon { color: var(--primary); width: 36px; height: 36px; }
.empty strong { color: var(--fg); font-size: 1.05rem; }
.empty p { max-width: 46ch; margin: 0; }
.empty .btn { margin-top: var(--sp-2); }

/* --- Pagination ---------------------------------------------------------- */
.pagination { display: flex; flex-wrap: wrap; gap: var(--sp-2); align-items: center; justify-content: space-between; margin-top: var(--sp-4); font-size: .875rem; color: var(--fg-muted); }
.pagination .links { display: flex; gap: var(--sp-2); }
.filter-form select { min-width: 180px; }

/* --- Login --------------------------------------------------------------- */
.is-bare .main { display: grid; place-items: center; min-height: 100dvh; padding: var(--sp-5) var(--sp-4); }
.auth-card { width: 100%; max-width: 420px; }
.auth-card .brand { justify-content: center; margin-bottom: var(--sp-5); font-size: 1.25rem; }
.auth-card .brand-mark { width: 40px; height: 40px; border-radius: 12px; }
.auth-card h1 { font-size: 1.375rem; text-align: center; }
.auth-card .page-sub { text-align: center; margin-bottom: var(--sp-5); }
.auth-foot { margin-top: var(--sp-5); text-align: center; font-size: .875rem; color: var(--fg-muted); }
.bare-wide { width: 100%; max-width: 640px; }

/* --- Misc ---------------------------------------------------------------- */
.dl { display: grid; grid-template-columns: auto 1fr; gap: var(--sp-2) var(--sp-4); margin: 0; }
.dl dt { color: var(--fg-muted); }
.dl dd { margin: 0; font-variant-numeric: tabular-nums; }
.divider { border: 0; border-top: 1px solid var(--border); margin: var(--sp-5) 0; }
.chip-row { display: flex; flex-wrap: wrap; gap: var(--sp-2); }
details.disclosure > summary { cursor: pointer; font-weight: 600; min-height: 44px; display: flex; align-items: center; gap: var(--sp-2); list-style: none; }
details.disclosure > summary::-webkit-details-marker { display: none; }
details.disclosure > summary::before { content: "+"; display: inline-grid; place-items: center; width: 22px; height: 22px; border-radius: 6px; background: var(--primary-soft); color: var(--primary); font-weight: 700; }
details.disclosure[open] > summary::before { content: "−"; }
code { font-family: var(--font-num); font-size: .875em; background: var(--surface-2); padding: 1px 6px; border-radius: 6px; border: 1px solid var(--border); }

/* Tableaux en cartes sur mobile */
@media (max-width: 639px) {
  .stack-table thead { display: none; }
  .stack-table, .stack-table tbody, .stack-table tr, .stack-table td { display: block; width: 100%; }
  .stack-table tr { border: 1px solid var(--border); border-radius: var(--radius); padding: var(--sp-2) var(--sp-3); margin-bottom: var(--sp-3); background: var(--surface); }
  .stack-table td { border: 0; padding: 6px 0; display: flex; justify-content: space-between; gap: var(--sp-3); text-align: right; }
  .stack-table td::before { content: attr(data-label); color: var(--fg-muted); font-weight: 500; text-align: left; }
  .stack-table td.actions { width: 100%; justify-content: flex-end; border-top: 1px solid var(--border); margin-top: var(--sp-1); padding-top: var(--sp-2); }
  .stack-table td.actions::before { content: none; }
  .stack-table tfoot { display: block; }
  .stack-table tfoot tr { display: flex; justify-content: space-between; }
  .page-actions, .page-actions .btn { width: 100%; }
  .filter-form, .filter-form select { width: 100%; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}