/* Minimal navigable styling for the 0.2 skeleton. Real styling comes later. */
:root {
  --fg: #1a1a1a;
  --muted: #666;
  --accent: #2b6cb0;
  --border: #e2e2e2;
  --bg-soft: #f7f7f8;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
  color: var(--fg);
  line-height: 1.5;
}

.site-header {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 1rem 1.5rem;
  padding: 1rem 1.25rem;
  border-bottom: 1px solid var(--border);
  background: var(--bg-soft);
}

.brand {
  font-weight: 700;
  font-size: 1.1rem;
  text-decoration: none;
  color: var(--fg);
}

.sections {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
}

.sections a {
  text-decoration: none;
  color: var(--accent);
}

.content {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem 1.25rem;
}

.lead { color: var(--muted); }

.section-cards {
  list-style: none;
  padding: 0;
  margin: 1.5rem 0 0;
  display: grid;
  gap: 0.75rem;
}

.section-cards a {
  display: block;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  color: var(--fg);
}

.section-cards a:hover { border-color: var(--accent); }
.section-cards strong { display: block; color: var(--accent); }
.section-cards span { color: var(--muted); font-size: 0.9rem; }

.under-construction {
  color: var(--muted);
  font-size: 1.1rem;
}

/* --- Logística: tree navigation --- */
.breadcrumb {
  font-size: 0.9rem;
  margin-bottom: 0.5rem;
}
.breadcrumb a { color: var(--accent); text-decoration: none; }
.breadcrumb .sep { color: var(--muted); margin: 0 0.35rem; }
.breadcrumb .current { color: var(--fg); font-weight: 600; }

.content section { margin-top: 1.5rem; }
.content section h2 {
  font-size: 1rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
  border-bottom: 1px solid var(--border);
  padding-bottom: 0.25rem;
}

.loc-list, .unit-list {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: grid;
  gap: 0.25rem;
}
.loc-list a { color: var(--accent); text-decoration: none; }
.loc-list a:hover { text-decoration: underline; }
.unit-list li { color: var(--fg); }
.unit-list .qty { color: var(--muted); font-size: 0.9rem; }

.empty { color: var(--muted); font-style: italic; }

/* --- Logística: CRUD (toolbar, buttons, table, forms) --- */
.toolbar {
  margin: 1rem 0;
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
}

.btn.ghost {
  background: #fff;
  color: var(--accent);
}

.btn {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 0.9rem;
  text-decoration: none;
  cursor: pointer;
}
.btn:hover { filter: brightness(0.93); }

.btn-link {
  border: none;
  background: none;
  padding: 0;
  color: var(--accent);
  font-size: 0.9rem;
  cursor: pointer;
}
.btn-link:hover { text-decoration: underline; }
.btn-link.danger { color: #c0392b; }

table.grid {
  width: 100%;
  border-collapse: collapse;
  margin-top: 0.5rem;
}
table.grid th, table.grid td {
  text-align: left;
  padding: 0.45rem 0.6rem;
  border-bottom: 1px solid var(--border);
}
table.grid th {
  font-size: 0.8rem;
  text-transform: uppercase;
  letter-spacing: 0.03em;
  color: var(--muted);
}
.row-actions { display: flex; gap: 0.9rem; }

.card-form {
  margin-top: 1rem;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-soft);
  max-width: 28rem;
}
.card-form h3 { margin-top: 0; font-size: 1rem; }
.card-form .field { margin-bottom: 0.75rem; display: grid; gap: 0.2rem; }
.card-form label { font-size: 0.85rem; font-weight: 600; }
.card-form input[type="text"],
.card-form input[type="number"],
.card-form select {
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  width: 100%;
}
.card-form .help { color: var(--muted); font-size: 0.8rem; }
.card-form .error { color: #c0392b; font-size: 0.8rem; }
.form-actions { display: flex; align-items: center; gap: 1rem; margin-top: 0.5rem; }

/* --- Material --- */
.feedback {
  margin: 0 0 1rem;
  padding: 0.5rem 0.75rem;
  border: 1px solid #b7e0c0;
  background: #eafaef;
  border-radius: 6px;
  font-size: 0.9rem;
}
.badge-link {
  display: inline-block;
  margin: 0.4rem 0 0 1rem;
  font-size: 0.85rem;
  color: #8a5a00; /* aviso de tarea pendiente, no error */
  text-decoration: none;
}
.badge-link:hover { text-decoration: underline; }
.muted { color: var(--muted); font-size: 0.9rem; }
.pending { color: #c0392b; font-style: italic; }
.muted-link { margin-top: 1.5rem; font-size: 0.9rem; }
.model-units, .assign-slot { margin: 0; }
.model-units:empty, .assign-slot:empty { display: none; }
.expand-row td { border-bottom: 1px solid var(--border); padding-top: 0; }
/* RadioSelect: lay the two modes out inline. */
.card-form input[type="radio"] { width: auto; margin-right: 0.3rem; }
.card-form div:has(> input[type="radio"]) { display: inline-flex; align-items: center; margin-right: 1rem; }

/* --- Search box (home + results) --- */
.search-form {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin: 1rem 0;
}
.search-form input[type="text"] {
  flex: 1 1 12rem;
  padding: 0.55rem 0.6rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
}

/* --- QR panel (unit + location detail, 1.5) --- */
.qr-panel {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 1rem;
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  background: var(--bg-soft);
}
.qr-panel .qr-img svg { display: block; width: 128px; height: 128px; }
.qr-panel .qr-meta { flex: 1 1 14rem; display: grid; gap: 0.4rem; align-content: start; }
.qr-url {
  padding: 0.4rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: 6px;
  font: inherit;
  font-size: 0.85rem;
  width: 100%;
}
.qr-panel .btn { justify-self: start; }
.unit-location { margin: 0.5rem 0; }

/* Grouped unit rows (search + subtree): keep path/actions readable when they
   wrap on narrow screens. */
.unit-list li {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.25rem 0.9rem;
}
.unit-list .move-slot { flex-basis: 100%; }

/* --- Sesión de diseño: pasada ventana a ventana ---------------------------- */

/* Nav: la sección activa se marca (saber dónde estás). */
.sections a.active {
  color: var(--fg);
  font-weight: 600;
  border-bottom: 2px solid var(--accent);
}

/* Ubicaciones como tarjetas con contadores (índice + sub-ubicaciones). */
.loc-cards {
  list-style: none;
  padding: 0;
  margin: 0.5rem 0 0;
  display: grid;
  gap: 0.5rem;
}
.loc-cards a {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  gap: 0.25rem 0.6rem;
  padding: 0.85rem 1rem;
  border: 1px solid var(--border);
  border-radius: 8px;
  text-decoration: none;
  color: var(--fg);
}
.loc-cards a:hover { border-color: var(--accent); }
.loc-cards .loc-name { color: var(--accent); font-weight: 600; }
.loc-cards .loc-meta { color: var(--muted); font-size: 0.9rem; }

/* Zona de peligro: el borrado, aislado del resto de acciones. */
.danger-zone {
  margin-top: 2rem;
  padding-top: 0.75rem;
  border-top: 1px solid var(--border);
}

/* Material: formulario de alta plegado tras un botón (details nativo). */
details.collapse-form { margin: 1rem 0; }
details.collapse-form > summary {
  display: inline-block;
  padding: 0.45rem 0.8rem;
  border: 1px solid var(--accent);
  border-radius: 6px;
  background: var(--accent);
  color: #fff;
  font-size: 0.9rem;
  cursor: pointer;
  list-style: none;
}
details.collapse-form > summary::-webkit-details-marker { display: none; }
details.collapse-form[open] > summary {
  background: #fff;
  color: var(--accent);
}

/* Alta de material: casilla «a granel» y «Más opciones» plegado. */
.card-form .check-field label {
  font-weight: 400;
  display: flex;
  gap: 0.4rem;
  align-items: baseline;
}
.card-form .check-field input[type="checkbox"] { width: auto; }
.card-form .more-options { margin: 0.25rem 0 0.75rem; }
.card-form .more-options > summary {
  cursor: pointer;
  color: var(--accent);
  font-size: 0.9rem;
  list-style: none;
}
.card-form .more-options > summary::-webkit-details-marker { display: none; }
.card-form .more-options > summary::before { content: "▸ "; }
.card-form .more-options[open] > summary::before { content: "▾ "; }

/* --- Mobile: functional polish (D7) + toque táctil de la sesión de diseño. --- */
@media (max-width: 640px) {
  .site-header { padding: 0.75rem 1rem; gap: 0.5rem 1rem; }
  .content { padding: 1rem; }
  .toolbar { gap: 0.5rem; }
  .toolbar .btn { padding: 0.55rem 0.8rem; }
  .card-form { max-width: none; }
  .qr-panel .qr-img svg { width: 112px; height: 112px; }
  table.grid th, table.grid td { padding: 0.4rem 0.4rem; }
  /* Acciones de texto (Ficha, Mover, Ver unidades): más área de pulsado. */
  .btn-link { padding: 0.4rem 0.2rem; }
  .unit-list { gap: 0.4rem; }
}