/* ════════════════════════════════════════════
   usuarios.css — Pantalla de gestión de usuarios
   ════════════════════════════════════════════ */

main { align-items: center; }

/* ── Tarjetas plegables ── */
.collapse-card {
  background: var(--card);
  border: 1px solid var(--border);
  border-radius: 12px;
  width: 100%;
  max-width: 640px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  overflow: hidden;
  transition: box-shadow 0.18s;
}

.collapse-card + .collapse-card { margin-top: 16px; }

.collapse-card:hover { box-shadow: 0 2px 10px rgba(0,0,0,0.09); }

.collapse-header {
  display: flex;
  align-items: center;
  gap: 14px;
  width: 100%;
  padding: 20px 24px;
  background: none;
  border: none;
  font-family: var(--font);
  text-align: left;
  cursor: pointer;
}

.collapse-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background: var(--brand-light);
  color: var(--brand);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.collapse-heading { display: flex; flex-direction: column; gap: 2px; min-width: 0; flex: 1; }

.collapse-title { font-size: 14.5px; font-weight: 600; color: var(--text); }

.collapse-sub { font-size: 12.5px; color: var(--muted); }

.collapse-chevron {
  flex-shrink: 0;
  color: var(--muted);
  transition: transform 0.2s ease;
}

.collapse-card.open .collapse-chevron { transform: rotate(180deg); }

.collapse-body {
  display: none;
  padding: 4px 24px 24px;
  border-top: 1px solid var(--border);
  padding-top: 20px;
}

.collapse-card.open .collapse-body {
  display: block;
  animation: collapse-in 0.18s ease;
}

@keyframes collapse-in {
  from { opacity: 0; transform: translateY(-4px); }
  to   { opacity: 1; transform: translateY(0); }
}

.section-divider {
  height: 1px;
  background: var(--border);
  margin: 24px -24px;
}

.card-title { font-size: 15px; font-weight: 600; color: var(--text); margin-bottom: 4px; }
.card-desc  { font-size: 13px; color: var(--muted); line-height: 1.45; margin-bottom: 20px; }

/* ── Form de alta ── */
.field-group { margin-bottom: 16px; }

.new-user-form { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

@media (max-width: 640px) {
  .new-user-form { grid-template-columns: 1fr; }
}

.tbl-select {
  width: 100%;
  height: 42px;
  border: 1.5px solid var(--border);
  border-radius: var(--radius);
  padding: 0 30px 0 14px;
  font-family: var(--font);
  font-size: 14px;
  color: var(--text);
  background: #fff;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.6' stroke-linecap='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  cursor: pointer;
  transition: border-color 0.18s, box-shadow 0.18s;
}

.tbl-select:focus {
  border-color: var(--brand);
  box-shadow: 0 0 0 3px rgba(12,76,28,0.10);
}

/* ── Lista de usuarios ── */
.section-title {
  font-size: 11.5px;
  font-weight: 700;
  letter-spacing: 0.07em;
  text-transform: uppercase;
  color: var(--muted);
  margin: 24px 0 12px;
}

.user-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
}

.user-row:last-child { border-bottom: none; }

.user-info { display: flex; align-items: center; gap: 10px; min-width: 0; }

.user-icon {
  width: 30px;
  height: 30px;
  background: var(--brand-light);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--brand);
}

.user-name { font-size: 13.5px; font-weight: 600; color: var(--text); }

.user-role-tag {
  font-size: 10px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  padding: 1px 8px;
  border-radius: 20px;
  margin-left: 6px;
}

.user-role-tag.admin  { background: var(--brand-light); color: var(--brand); }
.user-role-tag.reader { background: #eff6ff; color: #2563eb; }

.user-actions { display: flex; align-items: center; gap: 8px; flex-shrink: 0; }

.role-select {
  height: 30px;
  border: 1.5px solid var(--border);
  border-radius: 6px;
  padding: 0 22px 0 8px;
  font-family: var(--font);
  font-size: 12px;
  color: var(--text);
  background: #fff;
  outline: none;
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236b7280' stroke-width='1.6' stroke-linecap='round' fill='none'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 6px center;
  cursor: pointer;
}

.role-select:disabled { opacity: 0.5; cursor: not-allowed; }

.btn-delete-user {
  width: 30px;
  height: 30px;
  border-radius: 6px;
  border: 1.5px solid var(--border);
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  transition: border-color 0.15s, color 0.15s, background 0.15s;
}

.btn-delete-user:hover:not(:disabled) { border-color: var(--danger); color: var(--danger); background: var(--danger-bg); }
.btn-delete-user:disabled { opacity: 0.35; cursor: not-allowed; }

.state-panel {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 12px 0;
  color: var(--muted);
  font-size: 13px;
}