/* =============================================================
   管理后台样式（复用 main.css 中的变量与基础组件）
   ============================================================= */

/* ---------------------------- 登录页 ---------------------------- */
.login-page {
  min-height: 100vh;
  display: grid;
  place-items: center;
  padding: 24px;
  background: radial-gradient(1000px 500px at 15% -10%, #ffe6d9 0%, transparent 60%),
    radial-gradient(900px 480px at 110% 10%, #e8efff 0%, transparent 55%), var(--bg);
}

.login-card {
  width: min(420px, 100%);
  background: #fff;
  border: 1px solid var(--line);
  border-radius: 18px;
  box-shadow: var(--shadow-3);
  padding: 30px 28px;
}

.login-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.login-brand .logo-mark {
  width: 44px;
  height: 44px;
  font-size: 21px;
}

.login-card h1 {
  font-size: 20px;
  margin-bottom: 4px;
}

.login-card .sub {
  color: var(--muted);
  font-size: 13.5px;
  margin-bottom: 22px;
}

.login-card .field + .field {
  margin-top: 14px;
}

.login-foot {
  margin-top: 18px;
  font-size: 12.5px;
  color: var(--muted-2);
  text-align: center;
  line-height: 1.8;
}

/* ---------------------------- 后台整体布局 ---------------------------- */
.admin-shell {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 226px minmax(0, 1fr);
  background: var(--bg);
}

.admin-side {
  background: #141a24;
  color: #cbd5e1;
  display: flex;
  flex-direction: column;
  position: sticky;
  top: 0;
  height: 100vh;
}

.admin-side-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 18px 18px 16px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.07);
}

.admin-side-brand strong {
  color: #fff;
  font-size: 15px;
  display: block;
}

.admin-side-brand span {
  font-size: 11.5px;
  color: #7d8899;
}

.admin-nav {
  padding: 12px 10px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  flex: 1;
  overflow-y: auto;
}

.admin-nav-group {
  font-size: 11.5px;
  color: #64748b;
  padding: 14px 10px 6px;
  letter-spacing: 0.4px;
}

.admin-nav-link {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  font-size: 14px;
  color: #cbd5e1;
  transition: background 0.15s, color 0.15s;
}

.admin-nav-link:hover {
  background: rgba(255, 255, 255, 0.07);
  color: #fff;
}

.admin-nav-link.is-active {
  background: linear-gradient(135deg, rgba(245, 96, 42, 0.95), rgba(255, 143, 77, 0.85));
  color: #fff;
  font-weight: 600;
}

.admin-nav-link .count {
  margin-left: auto;
  font-size: 11.5px;
  background: rgba(255, 255, 255, 0.16);
  border-radius: var(--radius-pill);
  padding: 1px 7px;
}

.admin-side-foot {
  padding: 14px 16px 18px;
  border-top: 1px solid rgba(255, 255, 255, 0.07);
  font-size: 12px;
  color: #7d8899;
}

.admin-main {
  min-width: 0;
  display: flex;
  flex-direction: column;
}

.admin-topbar {
  height: 60px;
  background: #fff;
  border-bottom: 1px solid var(--line);
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 0 20px;
  position: sticky;
  top: 0;
  z-index: 40;
}

.admin-topbar h1 {
  font-size: 17px;
}

.admin-topbar-right {
  margin-left: auto;
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 13.5px;
}

.admin-user {
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-body {
  padding: 20px;
  flex: 1;
}

.admin-side-toggle {
  display: none;
}

.admin-backdrop {
  display: none;
}

/* ---------------------------- 统计卡片 ---------------------------- */
.stat-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(178px, 1fr));
  gap: 14px;
}

.stat-card {
  padding: 16px 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-label {
  font-size: 13px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.stat-value {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.5px;
}

.stat-card.is-accent {
  background: linear-gradient(135deg, #fff6f1, #fff);
  border-color: #ffe0d1;
}

.stat-card.is-accent .stat-value {
  color: var(--brand-dark);
}

/* ---------------------------- 面板 / 工具条 ---------------------------- */
.panel {
  background: #fff;
  border: 1px solid var(--line);
  border-radius: var(--radius);
  box-shadow: var(--shadow-1);
}

.panel + .panel {
  margin-top: 16px;
}

.panel-head {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  padding: 14px 18px;
  border-bottom: 1px solid var(--line);
  flex-wrap: wrap;
}

.panel-head h2 {
  font-size: 16px;
}

.panel-body {
  padding: 18px;
}

.panel-body.is-flush {
  padding: 0;
}

.toolbar {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.toolbar .input,
.toolbar .select {
  width: auto;
  min-width: 140px;
}

/* ---------------------------- 数据表格 ---------------------------- */
.table-wrap {
  overflow-x: auto;
}

.data-table {
  width: 100%;
  border-collapse: separate;
  border-spacing: 0;
  font-size: 13.5px;
  min-width: 720px;
}

.data-table th,
.data-table td {
  padding: 11px 14px;
  text-align: left;
  border-bottom: 1px solid var(--line);
  vertical-align: middle;
}

.data-table th {
  font-size: 12.5px;
  color: var(--muted);
  font-weight: 600;
  background: #fafbfc;
  position: sticky;
  top: 0;
  white-space: nowrap;
}

.data-table tbody tr:hover {
  background: #fcfdfe;
}

.data-table td.actions {
  white-space: nowrap;
  text-align: right;
}

.cell-title {
  display: flex;
  align-items: center;
  gap: 10px;
  min-width: 220px;
}

.cell-thumb {
  width: 44px;
  height: 44px;
  border-radius: 8px;
  overflow: hidden;
  background: var(--bg);
  flex: 0 0 auto;
  display: grid;
  place-items: center;
  color: var(--muted-2);
  font-size: 16px;
}

.cell-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.cell-title-text {
  font-weight: 600;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  max-width: 340px;
}

/* 状态标记 */
.tag {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 9px;
  border-radius: var(--radius-pill);
  border: 1px solid transparent;
  white-space: nowrap;
}

.tag-published {
  background: #ecfdf3;
  color: #15803d;
  border-color: #bbf7d0;
}

.tag-pending {
  background: #fffbeb;
  color: #b45309;
  border-color: #fde68a;
}

.tag-offline {
  background: #f4f6f8;
  color: #59616e;
  border-color: #e2e6ea;
}

.tag-rejected {
  background: #fef2f2;
  color: #b91c1c;
  border-color: #fecaca;
}

.tag-featured {
  background: #fff1ea;
  color: var(--brand-dark);
  border-color: #ffd9c5;
}

.tag-role {
  background: #eef2ff;
  color: #3730a3;
  border-color: #c7d2fe;
}

.row-actions {
  display: inline-flex;
  gap: 6px;
  flex-wrap: wrap;
  justify-content: flex-end;
}

/* ---------------------------- 栏目管理 ---------------------------- */
.category-columns {
  display: grid;
  grid-template-columns: minmax(240px, 320px) minmax(0, 1fr);
  gap: 16px;
  align-items: start;
}

.cat-list {
  display: flex;
  flex-direction: column;
  gap: 4px;
  padding: 8px;
  max-height: 70vh;
  overflow-y: auto;
}

.cat-item {
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 10px;
  border: 1px solid transparent;
  background: transparent;
  text-align: left;
  width: 100%;
  font-size: 14px;
}

.cat-item:hover {
  background: var(--bg);
}

.cat-item.is-active {
  background: var(--brand-soft);
  border-color: #ffd9c5;
  color: var(--brand-dark);
  font-weight: 700;
}

.cat-item .cat-name {
  flex: 1;
  min-width: 0;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.cat-item .cat-meta {
  font-size: 12px;
  color: var(--muted-2);
}

.child-list {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.child-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border: 1px solid var(--line);
  border-radius: var(--radius-sm);
  background: #fff;
  flex-wrap: wrap;
}

.child-row.is-disabled {
  opacity: 0.62;
}

.child-row .grow {
  flex: 1;
  min-width: 160px;
}

.child-row .name {
  font-weight: 600;
}

.child-row .slug {
  font-size: 12px;
  color: var(--muted-2);
  font-family: ui-monospace, SFMono-Regular, Consolas, monospace;
}

.sort-input {
  width: 68px;
  padding: 6px 8px;
  border: 1px solid var(--line-2);
  border-radius: 8px;
  text-align: center;
  font-size: 13px;
}

/* ---------------------------- 审计日志 ---------------------------- */
.log-list {
  display: flex;
  flex-direction: column;
}

.log-row {
  display: grid;
  grid-template-columns: 150px 92px 1fr;
  gap: 12px;
  padding: 11px 18px;
  border-bottom: 1px solid var(--line);
  font-size: 13px;
  align-items: baseline;
}

.log-row:last-child {
  border-bottom: 0;
}

.log-time {
  color: var(--muted-2);
  font-size: 12.5px;
}

.log-user {
  font-weight: 600;
}

/* ---------------------------- 分页（后台） ---------------------------- */
.admin-pagination {
  display: flex;
  align-items: center;
  gap: 10px;
  justify-content: flex-end;
  padding: 14px 18px;
  border-top: 1px solid var(--line);
  font-size: 13px;
  color: var(--muted);
  flex-wrap: wrap;
}

/* ---------------------------- 响应式 ---------------------------- */
@media (max-width: 900px) {
  .admin-shell {
    grid-template-columns: 1fr;
  }

  .admin-side {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    z-index: 100;
    transform: translateX(-100%);
    transition: transform 0.22s ease;
    box-shadow: var(--shadow-3);
  }

  .admin-shell.is-open .admin-side {
    transform: translateX(0);
  }

  .admin-shell.is-open .admin-backdrop {
    display: block;
    position: fixed;
    inset: 0;
    background: rgba(15, 20, 30, 0.45);
    z-index: 90;
  }

  .admin-side-toggle {
    display: grid;
  }

  .category-columns {
    grid-template-columns: 1fr;
  }

  .cat-list {
    max-height: none;
    flex-direction: row;
    overflow-x: auto;
    padding: 8px;
  }

  .cat-item {
    width: auto;
    white-space: nowrap;
  }

  .log-row {
    grid-template-columns: 1fr;
    gap: 2px;
  }
}

@media (max-width: 640px) {
  .admin-body {
    padding: 14px 12px 28px;
  }

  .admin-topbar {
    padding: 0 12px;
  }

  .admin-topbar h1 {
    font-size: 15.5px;
  }

  .admin-user .name {
    display: none;
  }

  .stat-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
  }

  .stat-value {
    font-size: 22px;
  }

  .toolbar .input,
  .toolbar .select {
    flex: 1;
    min-width: 120px;
  }
}