.admin-body { overflow: hidden; }

.admin-app {
  display: grid;
  grid-template-columns: 240px 1fr;
  height: 100vh;
}

.admin-sidebar {
  background: var(--surface-solid);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  padding: 22px 16px;
}

.admin-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-weight: 700;
  font-size: 1.1rem;
  margin-bottom: 28px;
}

.admin-nav {
  display: flex;
  flex-direction: column;
  gap: 6px;
  flex: 1;
}

.admin-nav-item {
  text-align: left;
  padding: 10px 14px;
  border-radius: 10px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-weight: 500;
  cursor: pointer;
  transition: background .2s, color .2s;
}

.admin-nav-item:hover,
.admin-nav-item.active {
  background: var(--accent-soft);
  color: var(--accent);
  font-weight: 600;
}

.admin-nav-item.active {
  box-shadow: inset 2px 0 0 var(--accent);
}

.admin-sidebar-footer { margin-top: auto; padding-top: 16px; }

.admin-main {
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.admin-topbar {
  height: 68px;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 28px;
  background: var(--surface);
  backdrop-filter: blur(12px);
}

.admin-topbar h1 { margin: 0; font-size: 1.25rem; }

.admin-topbar-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.admin-section {
  display: none;
  flex: 1;
  overflow-y: auto;
  padding: 28px;
}

.admin-section.active { display: block; }

.admin-toolbar {
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
}

.filter-tabs {
  display: inline-flex;
  gap: 4px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 999px;
  padding: 4px;
}

.filter-tab {
  padding: 6px 14px;
  border-radius: 999px;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: .85rem;
  font-weight: 500;
  cursor: pointer;
  transition: all .2s;
}

.filter-tab:hover { color: var(--text); }

.filter-tab.active {
  background: var(--accent);
  color: #fff;
}

.admin-list {
  display: grid;
  gap: 12px;
}

.admin-list-item {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}

.admin-list-item h4 { margin: 0 0 4px; font-size: 1rem; }
.admin-list-item .meta { font-size: .82rem; color: var(--text-secondary); }
.admin-list-item .actions { display: flex; gap: 8px; }

.admin-form {
  max-width: 720px;
  display: grid;
  gap: 16px;
}

.admin-form label {
  display: grid;
  gap: 6px;
  font-size: .9rem;
  font-weight: 500;
  color: var(--text-secondary);
}

.input {
  padding: 10px 14px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface-solid);
  color: var(--text);
  font-family: var(--font);
  font-size: .95rem;
  outline: none;
  transition: border-color .2s, box-shadow .2s;
}

.input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .18);
}

textarea.input { resize: vertical; line-height: 1.6; }
textarea.input.mono { font-family: var(--mono); }

/* ===== Chips input for categories/tags ===== */
.chips-input {
  position: relative;
  min-height: 44px;
  padding: 6px 10px;
  border-radius: 10px;
  border: 1px solid var(--border);
  background: var(--surface-solid);
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 6px;
  cursor: text;
  transition: border-color .2s, box-shadow .2s;
}

.chips-input:focus-within {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(var(--accent-rgb), .18);
}

.chips-selected {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}

.chip {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 4px 10px;
  border-radius: 999px;
  background: rgba(var(--accent-rgb), .12);
  border: 1px solid rgba(var(--accent-rgb), .3);
  color: var(--text);
  font-size: .88rem;
  font-weight: 500;
}

.chip button {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  border: none;
  background: transparent;
  color: var(--text-secondary);
  font-size: 1rem;
  line-height: 1;
  cursor: pointer;
  padding: 0;
}

.chip button:hover { color: var(--accent); }

.chips-search {
  flex: 1;
  min-width: 120px;
  border: none;
  background: transparent;
  color: var(--text);
  font-size: .95rem;
  outline: none;
  padding: 4px 2px;
}

.chips-dropdown {
  display: none;
  position: absolute;
  top: calc(100% + 6px);
  left: 0;
  right: 0;
  max-height: 220px;
  overflow-y: auto;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  border-radius: 10px;
  box-shadow: 0 12px 40px var(--shadow);
  z-index: 50;
}

.chips-dropdown.show { display: block; }

.chips-option {
  padding: 9px 14px;
  font-size: .9rem;
  color: var(--text);
  cursor: pointer;
  transition: background .15s;
}

.chips-option:hover,
.chips-option.active {
  background: rgba(var(--accent-rgb), .1);
}

.chips-option-new {
  color: var(--accent);
  font-weight: 500;
  border-top: 1px solid var(--border);
}

.chips-option-empty {
  color: var(--text-secondary);
  cursor: default;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.checkbox {
  display: inline-flex !important;
  align-items: center;
  gap: 8px;
  cursor: pointer;
}

.form-actions {
  display: flex;
  gap: 12px;
  justify-content: flex-end;
  margin-top: 8px;
}

.editor-meta {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
  display: grid;
  gap: 14px;
}

.editor-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
  min-height: 420px;
}

.editor-input {
  width: 100%;
  min-height: 420px;
  padding: 18px;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--surface-solid);
  color: var(--text);
  font-family: var(--mono);
  font-size: .92rem;
  line-height: 1.7;
  outline: none;
  resize: vertical;
}

.editor-input:focus { border-color: var(--accent); }

.editor-preview {
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 24px;
  overflow-y: auto;
  max-height: 70vh;
}

.editor-toolbar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 14px;
}

.upload-status {
  font-size: .85rem;
  color: var(--text-secondary);
}

.editor-actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 12px;
  margin-top: 18px;
}

.status-text {
  margin-right: auto;
  font-size: .85rem;
  color: var(--text-secondary);
}

.admin-tip {
  color: var(--text-secondary);
  font-size: .9rem;
  margin-bottom: 16px;
}

.cat-form {
  max-width: 720px;
  display: grid;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.cat-row .cat-info { min-width: 0; }
.cat-row h4 { margin: 0 0 4px; font-size: 1rem; }
.cat-row .meta { font-size: .82rem; color: var(--text-secondary); white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }

.cat-row .actions { display: flex; gap: 6px; flex-shrink: 0; }

.cat-row .actions button:disabled {
  opacity: .35;
  cursor: not-allowed;
}

.toast {
  position: fixed;
  right: 24px;
  bottom: 24px;
  padding: 12px 20px;
  border-radius: 10px;
  background: var(--surface-solid);
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: 0 12px 40px var(--shadow);
  transform: translateY(120px);
  opacity: 0;
  transition: transform .3s, opacity .3s;
  z-index: 200;
}

.toast.show { transform: translateY(0); opacity: 1; }

.link-form {
  display: grid;
  gap: 14px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 20px;
  margin-bottom: 20px;
}

.comment-row {
  align-items: flex-start;
}

.comment-row .comment-preview {
  margin: 10px 0 0;
  color: var(--text-secondary);
  line-height: 1.6;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

@media (max-width: 920px) {
  .admin-app { grid-template-columns: 1fr; grid-template-rows: auto 1fr; }
  .admin-sidebar {
    flex-direction: row;
    align-items: center;
    padding: 12px 16px;
    border-right: none;
    border-bottom: 1px solid var(--border);
  }
  .admin-brand { margin: 0 16px 0 0; }
  .admin-nav { flex-direction: row; flex-wrap: wrap; flex: 1; gap: 4px; }
  .admin-sidebar-footer { display: none; }
  .editor-split { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
}

/* Cover uploader */
.cover-uploader {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.cover-uploader .input {
  flex: 1;
  min-width: 200px;
}

.cover-preview {
  margin-top: 8px;
  max-width: 320px;
  border-radius: 8px;
  overflow: hidden;
  border: 1px solid var(--border);
  display: none;
}

.cover-preview img {
  width: 100%;
  height: auto;
  display: block;
}

.cover-preview.show {
  display: block;
}

.cover-uploader.drag-over {
  background: var(--accent-soft);
  border-radius: 8px;
  padding: 4px;
}