.admin-page {
  max-width: 1120px;
  margin: 0 auto;
  padding: 0.5rem clamp(1.25rem, 4vw, 3rem) 4rem;
  display: grid;
  gap: 1.5rem;
}

.hidden {
  display: none !important;
}

.login-gate {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 2rem;
  position: relative;
  z-index: 5;
}

.login-card {
  width: min(100%, 380px);
  display: grid;
  gap: 0.85rem;
  padding: 1.5rem;
  border-radius: calc(var(--radius) + 4px);
  border: 1px solid var(--line);
  background: var(--surface);
  box-shadow: var(--shadow);
  backdrop-filter: blur(10px);
}

.login-card h2 {
  margin: 0;
  font-family: var(--font-display);
}

.login-hint {
  margin: 0;
  color: var(--muted);
  font-size: 0.9rem;
}

.login-card label {
  display: grid;
  gap: 0.35rem;
}

.login-card label span {
  color: var(--muted);
  font-size: 0.88rem;
}

.backup-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
  align-items: center;
  margin-bottom: 0.85rem;
}

.backup-actions .upload-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.7rem 1.1rem;
  border-radius: 12px;
  background: rgba(31, 138, 112, 0.12);
  color: var(--accent-deep);
  cursor: pointer;
  font-weight: 500;
}

.backup-actions select {
  width: auto;
  min-width: 120px;
}

.check-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.check-row input {
  width: auto;
}

.sync-box {
  margin: 0.4rem 0 0.9rem;
  display: grid;
  gap: 0.55rem;
}

.sync-box input[readonly] {
  flex: 1;
  min-width: 180px;
}

.site-extra {
  display: block;
  color: var(--muted);
  font-size: 0.8rem;
  margin-top: 0.15rem;
}

.link-check-result {
  margin-top: 0.6rem;
  padding: 0.75rem 0.9rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.65);
  border: 1px solid var(--line);
  font-size: 0.88rem;
  max-height: 240px;
  overflow: auto;
}

.link-check-result ul {
  margin: 0.4rem 0 0;
  padding-left: 1.1rem;
}

.password-form {
  margin-top: 0.5rem;
  grid-template-columns: 1fr 1fr auto;
}

@media (max-width: 720px) {
  .password-form {
    grid-template-columns: 1fr;
  }
}

.panel {
  background: var(--surface);
  border: 1px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  padding: 1.35rem clamp(1rem, 3vw, 1.75rem);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow);
}

.panel-head-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-bottom: 1rem;
}

.panel-head-row h2 {
  margin: 0;
}

.inline-form,
.site-form {
  display: grid;
  gap: 0.85rem;
}

.inline-form {
  grid-template-columns: 1fr auto;
  margin-bottom: 1rem;
}

.site-form label {
  display: grid;
  gap: 0.4rem;
}

.site-form label > span {
  font-size: 0.9rem;
  color: var(--muted);
}

input,
select,
button {
  font: inherit;
}

input,
select {
  width: 100%;
  border: 1px solid var(--field-border, rgba(26, 36, 48, 0.16));
  background: var(--field-bg, #ffffff);
  border-radius: 12px;
  padding: 0.7rem 0.9rem;
  color: var(--field-ink, #1a2430);
  caret-color: var(--field-ink, #1a2430);
  outline: none;
}

input::placeholder {
  color: var(--field-placeholder, #7b8794);
  opacity: 1;
}

input:focus,
select:focus {
  border-color: rgba(31, 138, 112, 0.45);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

/* 深色皮肤下后台表单仍强制高对比 */
html[data-skin] .admin-body input,
html[data-skin] .admin-body select,
html[data-skin] .login-card input {
  background: var(--field-bg, #ffffff);
  color: var(--field-ink, #1a2430);
  caret-color: var(--field-ink, #1a2430);
  border-color: var(--field-border, rgba(26, 36, 48, 0.16));
}

html[data-skin] .admin-body input::placeholder,
html[data-skin] .login-card input::placeholder {
  color: var(--field-placeholder, #7b8794);
  opacity: 1;
}

button {
  border: none;
  border-radius: 12px;
  padding: 0.7rem 1.1rem;
  background: var(--accent);
  color: #fff;
  font-weight: 500;
  cursor: pointer;
  transition: background 0.2s, transform 0.2s;
}

button:hover {
  background: var(--accent-deep);
  transform: translateY(-1px);
}

.ghost-btn {
  background: transparent;
  color: var(--accent-deep);
  border: 1px solid rgba(31, 138, 112, 0.3);
}

.ghost-btn:hover {
  background: var(--accent-soft);
}

.url-row,
.icon-preview-row,
.form-actions {
  display: flex;
  gap: 0.6rem;
  align-items: center;
}

.url-row input,
.icon-preview-row input {
  flex: 1;
}

#icon-preview {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  object-fit: contain;
  background: #f3faf7;
  border: 1px solid var(--line);
  flex-shrink: 0;
}

.form-msg {
  min-height: 1.25rem;
  margin: 0;
  color: var(--accent-deep);
  font-size: 0.92rem;
}

.form-msg.error {
  color: #b42318;
}

.manage-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.55rem;
}

.manage-list li {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0.7rem 0.85rem;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.7);
  border: 1px solid var(--line);
}

.manage-list .actions,
.row-actions {
  display: flex;
  gap: 0.4rem;
  flex-wrap: wrap;
}

.manage-list button,
.row-actions button {
  padding: 0.4rem 0.7rem;
  font-size: 0.85rem;
  border-radius: 9px;
}

.btn-danger {
  background: #d64545;
}

.btn-danger:hover {
  background: #b42318;
}

.table-wrap {
  margin-top: 1.25rem;
  overflow-x: auto;
}

.site-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.92rem;
}

.site-table th,
.site-table td {
  text-align: left;
  padding: 0.75rem 0.5rem;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.site-table th {
  color: var(--muted);
  font-weight: 500;
}

.site-table img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  object-fit: contain;
  background: #f3faf7;
}

.site-table a {
  color: var(--accent-deep);
  text-decoration: none;
  word-break: break-all;
}

.site-table a:hover {
  text-decoration: underline;
}

.list-toolbar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  margin: 0.75rem 0 1rem;
}

.list-toolbar input,
.list-toolbar select {
  flex: 1;
  min-width: 140px;
}

.site-list-toolbar select {
  flex: 0 1 160px;
}

.site-groups {
  display: grid;
  gap: 1rem;
}

.site-group {
  border: 1px solid var(--line);
  border-radius: 14px;
  background: rgba(255, 255, 255, 0.55);
  overflow: hidden;
}

.site-group-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  padding: 0;
  background: rgba(31, 138, 112, 0.08);
  border-bottom: 1px solid var(--line);
}

.group-toggle {
  display: flex;
  align-items: center;
  gap: 0.55rem;
  width: 100%;
  border: none;
  background: transparent;
  color: inherit;
  text-align: left;
  padding: 0.75rem 0.9rem;
  cursor: pointer;
  border-radius: 0;
}

.group-toggle:hover {
  background: rgba(31, 138, 112, 0.1);
  transform: none;
}

.group-toggle .caret {
  color: var(--muted);
  font-size: 0.75rem;
  width: 1rem;
}

.group-toggle h3 {
  margin: 0;
  font-size: 1rem;
  font-family: var(--font-display);
}

.site-group.is-collapsed .site-group-list {
  display: none;
}

.site-group.is-collapsed .site-group-head {
  border-bottom: none;
}

.move-cat-select {
  width: auto;
  min-width: 110px;
  padding: 0.35rem 0.5rem;
  font-size: 0.82rem;
  border-radius: 9px;
}

.site-group-list li.is-dragging,
.manage-list li.is-dragging {
  opacity: 0.45;
}

.site-group-list li.drag-over,
.manage-list li.drag-over {
  background: rgba(31, 138, 112, 0.12);
}

.site-group-list li.drag-before,
.manage-list li.drag-before {
  box-shadow: inset 0 2px 0 0 var(--accent, #1f8a70);
}

.site-group-list li.drag-after,
.manage-list li.drag-after {
  box-shadow: inset 0 -2px 0 0 var(--accent, #1f8a70);
}

.drag-handle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 1.25rem;
  flex-shrink: 0;
  color: var(--muted);
  cursor: grab;
  user-select: none;
  letter-spacing: -0.12em;
  font-size: 0.95rem;
  line-height: 1;
  touch-action: none;
}

.drag-handle:active {
  cursor: grabbing;
}

.drag-handle.placeholder {
  visibility: hidden;
  pointer-events: none;
}

.drag-hint {
  margin: -0.35rem 0 0.85rem;
  color: var(--muted);
  font-size: 0.85rem;
}

.manage-list .cat-name .count,
.site-group-head .count {
  color: var(--muted);
  font-size: 0.85rem;
  font-weight: 400;
}

.site-group-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.site-group-list li.site-row {
  display: grid;
  grid-template-columns: 1.25rem 36px minmax(0, 1fr) auto;
  gap: 0.75rem;
  align-items: center;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--line);
}

.site-group-list li:last-child {
  border-bottom: none;
}

.site-group-list img {
  width: 28px;
  height: 28px;
  border-radius: 7px;
  object-fit: contain;
  background: #f3faf7;
}

.site-group-meta {
  min-width: 0;
}

.site-group-meta strong {
  display: block;
  font-size: 0.95rem;
}

.site-group-meta a {
  display: block;
  color: var(--accent-deep);
  text-decoration: none;
  font-size: 0.82rem;
  word-break: break-all;
  opacity: 0.85;
}

.site-group-meta a:hover {
  text-decoration: underline;
}

.sort-btns {
  display: inline-flex;
  gap: 0.25rem;
}

.sort-btns button {
  padding: 0.3rem 0.5rem;
  min-width: 2rem;
  font-size: 0.85rem;
}

.manage-list .cat-name {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  min-width: 0;
}

.empty-hint {
  text-align: center;
  color: var(--muted);
  padding: 1.5rem 0.75rem;
  margin: 0;
}

@media (max-width: 720px) {
  .site-group-list li.site-row {
    grid-template-columns: 1.25rem 36px minmax(0, 1fr);
  }

  .site-group-list .row-actions {
    grid-column: 1 / -1;
  }
}