/* ---------------------------------------------------------------------------
   Direction : la planche de dessin technique.
   Le cartouche (title block) en haut de page est l'élément signature — il porte
   l'identité du workspace comme un cartouche porte celle d'un plan. Tout le
   reste reste silencieux : grille de traçage discrète, plumes de table traçante
   pour les séries, monospace pour tout ce qui est chiffre ou identifiant.
   --------------------------------------------------------------------------- */

:root {
  --sheet: #FAFAF8;
  --field: #EFF2F1;
  --rule: #C6CFCE;
  --rule-strong: #9AA6A5;
  --ink: #14191B;
  --ink-soft: #4A5560;

  --pen-1: #0E6E7C;
  --pen-2: #B03A1E;
  --pen-3: #3C6E3F;

  --display: 'Archivo', system-ui, sans-serif;
  --body: 'IBM Plex Sans', system-ui, sans-serif;
  --mono: 'IBM Plex Mono', ui-monospace, monospace;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  background-color: var(--sheet);
  background-image:
    linear-gradient(var(--field) 1px, transparent 1px),
    linear-gradient(90deg, var(--field) 1px, transparent 1px);
  background-size: 24px 24px;
  color: var(--ink);
  font-family: var(--body);
  font-size: 15px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

.sheet {
  max-width: 1240px;
  margin: 0 auto;
  padding: 32px 24px 64px;
}

/* --- Cartouche ------------------------------------------------------------ */

.cartouche {
  border: 1px solid var(--rule-strong);
  background: var(--sheet);
  display: grid;
  grid-template-columns: minmax(0, 2fr) repeat(3, minmax(0, 1fr)) auto;
}

.cartouche > * {
  border-left: 1px solid var(--rule);
  padding: 14px 18px;
  min-width: 0;
}

.cartouche > *:first-child { border-left: 0; }

.cell-key {
  display: block;
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink-soft);
  margin-bottom: 6px;
}

.cell-value {
  font-family: var(--mono);
  font-size: 15px;
  font-variant-numeric: tabular-nums;
  overflow-wrap: anywhere;
}

.identity h1 {
  font-family: var(--display);
  font-size: clamp(22px, 3.4vw, 32px);
  font-weight: 700;
  letter-spacing: -0.015em;
  margin: 0;
  line-height: 1.1;
}

.identity p {
  margin: 4px 0 0;
  color: var(--ink-soft);
  font-size: 14px;
}

.sheet-code {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.2em;
  color: var(--pen-1);
  display: block;
  margin-bottom: 8px;
}

.actions { display: flex; align-items: center; }

button {
  font-family: var(--mono);
  font-size: 11px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink);
  background: var(--field);
  border: 1px solid var(--rule-strong);
  padding: 9px 16px;
  cursor: pointer;
  transition: background 120ms ease;
}

button:hover { background: #E3E8E7; }
button:focus-visible { outline: 2px solid var(--pen-1); outline-offset: 2px; }

#ws-status[data-state='chargement'] { color: var(--ink-soft); }
#ws-status[data-state='à jour'] { color: var(--pen-3); }
#ws-status[data-state='erreur'] { color: var(--pen-2); }

/* --- Grille de panneaux --------------------------------------------------- */

#grid {
  display: grid;
  grid-template-columns: repeat(12, 1fr);
  gap: 20px;
  margin-top: 24px;
}

.panel {
  grid-column: span var(--span, 6);
  margin: 0;
  background: var(--sheet);
  border: 1px solid var(--rule-strong);
}

.panel figcaption {
  display: flex;
  align-items: baseline;
  gap: 12px;
  padding: 12px 16px;
  border-bottom: 1px solid var(--rule);
}

.panel-index {
  font-family: var(--mono);
  font-size: 11px;
  color: var(--pen-1);
}

.panel-title {
  font-family: var(--display);
  font-weight: 600;
  font-size: 15px;
  flex: 1;
}

.panel-field {
  font-family: var(--mono);
  font-size: 10px;
  letter-spacing: 0.1em;
  color: var(--ink-soft);
}

.canvas { height: 300px; padding: 8px; }

.empty,
.failure {
  font-family: var(--mono);
  font-size: 13px;
  color: var(--ink-soft);
  padding: 24px;
}

.failure {
  grid-column: 1 / -1;
  border: 1px solid var(--pen-2);
  background: var(--sheet);
}

.failure strong {
  font-family: var(--display);
  display: block;
  color: var(--pen-2);
  margin-bottom: 6px;
}

.failure p { margin: 0; }

/* --- Sommaire ------------------------------------------------------------- */

.contents {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
  gap: 20px;
  margin-top: 24px;
}

.contents a {
  border: 1px solid var(--rule-strong);
  background: var(--sheet);
  padding: 20px;
  text-decoration: none;
  color: inherit;
  display: block;
  transition: border-color 120ms ease;
}

.contents a:hover { border-color: var(--pen-1); }
.contents a:focus-visible { outline: 2px solid var(--pen-1); outline-offset: 2px; }

.contents h2 {
  font-family: var(--display);
  font-size: 19px;
  margin: 8px 0 4px;
}

.contents p { margin: 0; color: var(--ink-soft); font-size: 14px; }

/* --- Adaptations ---------------------------------------------------------- */

@media (max-width: 860px) {
  .cartouche { grid-template-columns: 1fr 1fr; }
  .cartouche > * { border-left: 0; border-top: 1px solid var(--rule); }
  .cartouche > .identity { grid-column: 1 / -1; border-top: 0; }
  .panel { grid-column: 1 / -1; }
  .canvas { height: 260px; }
}

@media (prefers-reduced-motion: reduce) {
  * { transition: none !important; }
}