/* ============================================================
   admin.css — panel de gestión
   ============================================================ */

.admin-shell {
  min-height: calc(100vh - 68px);
}

.admin-hero {
  padding: 54px 0 34px;
  border-bottom: 1px solid var(--line);
}

.admin-hero-row {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 32px;
  align-items: end;
  margin-top: 14px;
}

.admin-hero h1 {
  max-width: 13ch;
  font-size: clamp(40px, 5vw, 72px);
}

.admin-hero p {
  max-width: 62ch;
  color: var(--ink-2);
  font-size: 17px;
}

.admin-actions,
.editor-actions,
.settings-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  align-items: center;
}

.admin-tabs {
  display: inline-flex;
  margin: 28px 0;
  padding: 4px;
  border: 1px solid var(--line-2);
  border-radius: var(--r-pill);
  background: var(--surface);
}

.admin-tabs button {
  border: 0;
  background: transparent;
  padding: 9px 18px;
  border-radius: var(--r-pill);
  font-family: var(--mono);
  font-size: 12px;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.admin-tabs button.is-active {
  background: var(--ink);
  color: #fff;
}

.admin-panel {
  display: none;
  padding-bottom: 72px;
}

.admin-panel.is-active {
  display: block;
}

.admin-layout {
  display: grid;
  grid-template-columns: 360px 1fr;
  gap: 28px;
  align-items: start;
}

.admin-list,
.admin-editor,
.settings-panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: var(--r-md);
}

.admin-list {
  position: sticky;
  top: 92px;
  padding: 20px;
}

.list-head,
.editor-head {
  display: flex;
  justify-content: space-between;
  gap: 20px;
  align-items: flex-start;
  margin-bottom: 18px;
}

.list-head h2,
.editor-head h2,
.settings-panel h2 {
  font-size: 32px;
}

.icon-btn {
  width: 36px;
  height: 36px;
  border: 1px solid var(--ink);
  border-radius: 50%;
  background: var(--ink);
  color: #fff;
  font-size: 22px;
  line-height: 1;
}

.admin-items {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-top: 14px;
  max-height: 640px;
  overflow-y: auto;
}

.admin-item {
  width: 100%;
  border: 1px solid var(--line);
  background: var(--bg);
  border-radius: var(--r-sm);
  padding: 12px;
  text-align: left;
  color: var(--ink);
}

.admin-item:hover,
.admin-item.is-active {
  border-color: var(--ink);
  background: var(--ink);
  color: #fff;
}

.admin-item strong {
  display: block;
  font-size: 14px;
  line-height: 1.25;
}

.admin-item span {
  display: block;
  margin-top: 4px;
  font-size: 12px;
  color: currentColor;
  opacity: 0.72;
}

.admin-editor {
  padding: 26px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 16px;
}

.form-grid label {
  display: flex;
  flex-direction: column;
  gap: 7px;
  font-size: 12px;
  font-family: var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--ink-3);
}

.form-grid .wide {
  grid-column: 1 / -1;
}

.form-grid input,
.form-grid select,
.form-grid textarea {
  width: 100%;
  border: 1px solid var(--line-2);
  border-radius: var(--r-sm);
  background: var(--surface);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 15px;
  letter-spacing: 0;
  text-transform: none;
  padding: 11px 12px;
}

.form-grid textarea {
  resize: vertical;
  line-height: 1.5;
}

.form-grid input:focus,
.form-grid select:focus,
.form-grid textarea:focus {
  outline: 2px solid var(--ink);
  outline-offset: -1px;
}

.check-field {
  justify-content: center;
  gap: 10px;
}

.check-field input {
  width: auto;
  accent-color: var(--accent);
}

.settings-panel {
  display: grid;
  grid-template-columns: 1fr auto;
  gap: 28px;
  padding: 30px;
}

.settings-panel p {
  color: var(--ink-2);
  max-width: 62ch;
}

.settings-panel pre {
  grid-column: 1 / -1;
  white-space: pre-wrap;
  background: var(--bg);
  border: 1px solid var(--line);
  border-radius: var(--r-sm);
  padding: 18px;
  color: var(--ink-2);
  font-family: var(--mono);
  font-size: 12px;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  z-index: 100;
  background: var(--ink);
  color: #fff;
  border-radius: var(--r-sm);
  padding: 12px 16px;
  box-shadow: 0 24px 50px -28px rgba(0,0,0,0.7);
  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity .18s, transform .18s;
  font-size: 14px;
}

.toast.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 980px) {
  .admin-hero-row,
  .admin-layout,
  .settings-panel {
    grid-template-columns: 1fr;
  }
  .admin-list {
    position: static;
  }
  .form-grid {
    grid-template-columns: 1fr 1fr;
  }
}

@media (max-width: 640px) {
  .form-grid {
    grid-template-columns: 1fr;
  }
  .editor-head {
    flex-direction: column;
  }
}