/* styles.css — UI tactile, sombre, lisible au soleil. Responsive : 2 colonnes
   sur iPad, 1 colonne sur iPhone. Cibles tactiles ≥ 44 px (terrain, gants). */

:root {
  --bg: #0f172a;
  --panel: #1e293b;
  --panel-2: #0b1220;
  --line: #334155;
  --txt: #e2e8f0;
  --muted: #94a3b8;
  --accent: #2563eb;
  --accent-2: #1d4ed8;
  --ok: #4ade80;
  --warn: #facc15;
  --err: #f87171;
  font-family: -apple-system, system-ui, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html, body { margin: 0; height: 100%; }
body {
  background: var(--bg);
  color: var(--txt);
  -webkit-text-size-adjust: 100%;
  padding-bottom: env(safe-area-inset-bottom);
}

/* --- barre supérieure --- */
.topbar {
  position: sticky; top: 0; z-index: 10;
  display: flex; align-items: center; gap: 12px;
  padding: calc(10px + env(safe-area-inset-top)) 16px 10px;
  background: var(--panel-2);
  border-bottom: 1px solid var(--line);
}
.topbar h1 { flex: 1; font-size: 18px; margin: 0; font-weight: 600; }
.topbar .back {
  background: none; border: 0; color: var(--txt);
  font-size: 30px; line-height: 1; padding: 0 6px; cursor: pointer;
}
.topbar .gen {
  background: var(--accent); color: #fff; border: 0;
  padding: 10px 16px; border-radius: 10px; font-weight: 600; font-size: 15px;
}

.app { max-width: 980px; margin: 0 auto; padding: 16px; }

/* --- accueil --- */
.home-actions { display: flex; gap: 12px; margin-bottom: 16px; flex-wrap: wrap; }
.home-actions button {
  flex: 1 1 200px; padding: 16px; font-size: 16px; font-weight: 600;
  border: 0; border-radius: 12px; cursor: pointer;
}
.home-actions .primary { background: var(--accent); color: #fff; }
.home-actions .secondary { background: var(--panel); color: var(--txt); border: 1px solid var(--line); }

ul.dossiers { list-style: none; margin: 0; padding: 0; display: grid; gap: 10px; }
li.dossier {
  display: grid; grid-template-columns: 1fr auto; gap: 4px 12px;
  align-items: center; padding: 14px 16px;
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  cursor: pointer;
}
li.dossier .ref { font-weight: 600; }
li.dossier .addr { grid-column: 1; color: var(--muted); font-size: 14px; }
li.dossier .pct {
  grid-row: 1 / span 2; grid-column: 2; align-self: center;
  font-variant-numeric: tabular-nums; color: var(--warn); font-weight: 600;
}
li.vide { color: var(--muted); padding: 24px; text-align: center; }

/* --- onglets --- */
nav.tabs {
  display: flex; gap: 6px; overflow-x: auto; margin: -4px -4px 16px;
  padding: 4px; -webkit-overflow-scrolling: touch;
}
nav.tabs .tab {
  white-space: nowrap; padding: 10px 14px; border-radius: 999px;
  border: 1px solid var(--line); background: var(--panel); color: var(--muted);
  font-size: 14px; font-weight: 600; cursor: pointer;
}
nav.tabs .tab.on { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- feuilles à champs --- */
section.sheet { display: grid; grid-template-columns: 1fr 1fr; gap: 14px 18px; }
@media (max-width: 640px) { section.sheet { grid-template-columns: 1fr; } }

.field { display: flex; flex-direction: column; gap: 6px; }
.field label { font-size: 13px; color: var(--muted); }
.field input, .field select, .field textarea, .field output {
  width: 100%; padding: 12px 14px; font-size: 16px; /* 16px = pas de zoom iOS */
  background: var(--panel); color: var(--txt);
  border: 1px solid var(--line); border-radius: 10px;
}
.field output.computed { background: var(--panel-2); color: var(--ok); font-variant-numeric: tabular-nums; }
.field textarea { min-height: 84px; resize: vertical; }

/* --- boutons CODE 1→4 --- */
.codes { display: inline-flex; gap: 6px; }
.codes .code {
  width: 44px; height: 44px; border-radius: 10px; font-weight: 700; font-size: 16px;
  border: 1px solid var(--line); background: var(--panel); color: var(--muted); cursor: pointer;
}
.codes .code.on { background: var(--accent); color: #fff; border-color: var(--accent); }

/* --- pièces & photos --- */
.block {
  background: var(--panel); border: 1px solid var(--line); border-radius: 12px;
  padding: 14px; margin-bottom: 12px;
}
.block-head { display: flex; align-items: center; gap: 10px; margin-bottom: 12px; }
.block-head input.nom { flex: 1; font-weight: 600; }
.block-head .icon {
  background: var(--panel-2); border: 1px solid var(--line); color: var(--txt);
  width: 40px; height: 40px; border-radius: 9px; font-size: 18px; cursor: pointer;
}
.add-bar { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: 14px; }
.add-bar button {
  padding: 10px 14px; border-radius: 999px; border: 1px dashed var(--line);
  background: transparent; color: var(--txt); font-size: 14px; cursor: pointer;
}
.piece-field { display: grid; grid-template-columns: 1fr; gap: 8px; margin-bottom: 12px; }
.piece-field .pf-head { display: flex; align-items: center; justify-content: space-between; gap: 10px; }
.piece-field .pf-head span { font-size: 13px; color: var(--muted); }

.photo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.photo-card { background: var(--panel); border: 1px solid var(--line); border-radius: 12px; overflow: hidden; }
.photo-card img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; background: var(--panel-2); }
.photo-card .meta { padding: 10px; display: grid; gap: 6px; }
.photo-card select, .photo-card input { width: 100%; padding: 8px; font-size: 15px;
  background: var(--panel-2); color: var(--txt); border: 1px solid var(--line); border-radius: 8px; }
.photo-card .row { display: flex; gap: 6px; }
.photo-card .row button { flex: 1; padding: 8px; background: var(--panel-2); color: var(--txt);
  border: 1px solid var(--line); border-radius: 8px; cursor: pointer; }

.muted { color: var(--muted); font-size: 14px; line-height: 1.6; }
.spacer { height: 24px; }

/* --- toast --- */
.toast {
  position: fixed; left: 50%; bottom: calc(20px + env(safe-area-inset-bottom));
  transform: translateX(-50%); background: var(--panel); color: var(--txt);
  border: 1px solid var(--line); border-radius: 10px; padding: 12px 18px;
  font-size: 14px; box-shadow: 0 8px 24px rgba(0,0,0,.4); z-index: 50; max-width: 90%;
}
.toast.err { border-color: var(--err); color: var(--err); }
.toast.ok { border-color: var(--ok); }

/* --- feuille « Description » (parties communes) -------------------------- */
.communs { display: flex; flex-direction: column; gap: 4px; }
.cm-section {
  margin: 14px 0 4px; padding: 6px 8px; font-size: 13px; letter-spacing: .04em;
  color: var(--txt); background: var(--panel-2); border-left: 3px solid var(--accent);
  border-radius: 6px;
}
.cm-line {
  display: grid; gap: 6px 10px; align-items: center; padding: 4px 0;
  grid-template-columns: 1fr auto; /* mobile : label + valeur empilés */
  border-bottom: 1px solid var(--line);
}
.cm-line .cm-label { color: var(--muted); font-size: 14px; }
.cm-line .codes { grid-column: 1 / -1; }
.cm-val, .cm-rem, .cm-est {
  background: var(--panel); color: var(--txt);
  border: 1px solid var(--line); border-radius: 8px; padding: 8px;
}
.cm-est { width: 110px; }
@media (min-width: 768px) {
  /* iPad : label | CODE | valeur | remarque | estimation sur une ligne */
  .cm-line { grid-template-columns: 220px auto minmax(140px, 1fr) minmax(140px, 1fr) 120px; }
  .cm-line .codes { grid-column: auto; }
}