/* ============================================================
   咕噜 薯饼的喵星球 — 后台管理样式
   ============================================================ */

/* 复用主页 CSS 变量 */
:root {
  --color-primary: #f4a460;
  --color-primary-dark: #e8923a;
  --color-bg: #fef9f4;
  --color-surface: #ffffff;
  --color-text: #4a3728;
  --color-text-light: #8b7355;
  --color-border: #e8d5c4;
  --color-danger: #e74c3c;
  --color-success: #27ae60;
  --radius: 8px;
  --shadow: 0 2px 12px rgba(0,0,0,0.08);
}

/* ========== 基础 ========== */
.admin-body {
  background: var(--color-bg);
  color: var(--color-text);
  font-family: -apple-system, 'PingFang SC', 'Microsoft YaHei', sans-serif;
  margin: 0;
  min-height: 100vh;
}

/* ========== 顶部栏 ========== */
.admin-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0 24px;
  height: 56px;
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  box-shadow: 0 1px 4px rgba(0,0,0,0.04);
  position: sticky;
  top: 0;
  z-index: 100;
}

.admin-header-left { display: flex; align-items: center; gap: 16px; }
.admin-header-right { display: flex; align-items: center; gap: 8px; }

.admin-user-info {
  font-size: 13px;
  color: var(--color-text-light);
  padding: 4px 12px;
  background: #fef5ed;
  border-radius: 20px;
  border: 1px solid #fce4cc;
  white-space: nowrap;
}

.admin-logo {
  font-size: 16px;
  font-weight: 600;
  color: var(--color-text);
  text-decoration: none;
}

.admin-logo:hover { color: var(--color-primary-dark); }

/* ========== 标签导航 ========== */
.admin-tabs {
  display: flex;
  gap: 0;
  background: var(--color-surface);
  border-bottom: 2px solid var(--color-border);
  padding: 0 24px;
}

.admin-tab {
  padding: 12px 24px;
  border: none;
  background: none;
  font-size: 15px;
  color: var(--color-text-light);
  cursor: pointer;
  border-bottom: 2px solid transparent;
  margin-bottom: -2px;
  transition: color 0.2s, border-color 0.2s;
  font-family: inherit;
}

.admin-tab:hover { color: var(--color-text); }
.admin-tab.active {
  color: var(--color-primary-dark);
  border-bottom-color: var(--color-primary);
  font-weight: 600;
}

/* ========== 主内容区 ========== */
.admin-main {
  max-width: 1200px;
  margin: 0 auto;
  padding: 24px;
}

.admin-panel { display: none; }
.admin-panel.active { display: block; }

/* ========== 工具栏 ========== */
.admin-toolbar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
  flex-wrap: wrap;
  gap: 12px;
}

.admin-toolbar-left,
.admin-toolbar-right {
  display: flex;
  align-items: center;
  gap: 8px;
}

.admin-count {
  font-size: 14px;
  color: var(--color-text-light);
}

/* ========== 按钮 ========== */
.admin-btn {
  padding: 8px 16px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  cursor: pointer;
  font-family: inherit;
  transition: all 0.2s;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 4px;
}

.admin-btn--primary {
  background: var(--color-primary);
  color: #fff;
  border-color: var(--color-primary);
}

.admin-btn--primary:hover { background: var(--color-primary-dark); }

.admin-btn--outline {
  background: var(--color-surface);
  color: var(--color-text);
}

.admin-btn--outline:hover { background: #fef5ee; border-color: var(--color-primary); }

.admin-btn--ghost {
  background: transparent;
  border-color: transparent;
  color: var(--color-text-light);
}

.admin-btn--ghost:hover { color: var(--color-text); background: rgba(0,0,0,0.04); }

.admin-btn--danger {
  background: var(--color-danger);
  color: #fff;
  border-color: var(--color-danger);
}

.admin-btn--danger:hover { background: #c0392b; }

/* ========== 表单 ========== */
.admin-select {
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  background: var(--color-surface);
  color: var(--color-text);
}

.admin-input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  box-sizing: border-box;
}

.admin-input:focus,
.admin-select:focus,
.admin-textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(244,164,96,0.15);
}

.admin-textarea {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius);
  font-size: 14px;
  font-family: inherit;
  color: var(--color-text);
  box-sizing: border-box;
  resize: vertical;
  min-height: 100px;
}

.form-group {
  margin-bottom: 14px;
}

.form-group label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-text-light);
  margin-bottom: 4px;
}

/* ========== 照片网格 ========== */
.photo-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
  gap: 16px;
}

.photo-card {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  overflow: hidden;
  transition: transform 0.2s, box-shadow 0.2s;
  position: relative;
}

.photo-card:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(0,0,0,0.12);
}

.photo-card-img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  display: block;
  background: #f0ebe4;
}

.photo-card-body {
  padding: 10px;
}

.photo-card-caption {
  font-size: 12px;
  color: var(--color-text);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
  margin-bottom: 6px;
  min-height: 34px;
}

.photo-card-meta {
  font-size: 11px;
  color: var(--color-text-light);
  margin-bottom: 8px;
}

.photo-card-actions {
  display: flex;
  gap: 6px;
}

.photo-card-actions button {
  flex: 1;
  padding: 4px 8px;
  font-size: 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  cursor: pointer;
  font-family: inherit;
  transition: all 0.15s;
}

.photo-card-actions .btn-edit:hover { background: #fef5ee; border-color: var(--color-primary); color: var(--color-primary-dark); }
.photo-card-actions .btn-delete:hover { background: #fdecea; border-color: var(--color-danger); color: var(--color-danger); }

/* 拖拽排序 */
.photo-card.drag-over {
  border: 2px dashed var(--color-primary);
  transform: scale(1.02);
}

.photo-card.dragging {
  opacity: 0.5;
}

/* ========== 弹窗 ========== */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 200;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.active {
  display: flex;
}

.modal {
  background: var(--color-surface);
  border-radius: 12px;
  box-shadow: 0 8px 40px rgba(0,0,0,0.15);
  width: 100%;
  max-width: 480px;
  max-height: 85vh;
  overflow-y: auto;
  animation: modalIn 0.2s ease-out;
}

.modal--small { max-width: 360px; }
.modal--wide { max-width: 600px; }

@keyframes modalIn {
  from { opacity: 0; transform: translateY(-20px); }
  to { opacity: 1; transform: translateY(0); }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border);
}

.modal-header h3 {
  margin: 0;
  font-size: 16px;
}

.modal-close {
  background: none;
  border: none;
  font-size: 24px;
  color: var(--color-text-light);
  cursor: pointer;
  padding: 0;
  line-height: 1;
}

.modal-close:hover { color: var(--color-text); }

.modal-body {
  padding: 20px;
}

.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 8px;
  padding: 12px 20px;
  border-top: 1px solid var(--color-border);
}

/* ========== 上传区域 ========== */
.upload-dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 32px 20px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  margin-bottom: 16px;
}

.upload-dropzone:hover,
.upload-dropzone.drag-over {
  border-color: var(--color-primary);
  background: #fef9f4;
}

.upload-dropzone p {
  margin: 4px 0;
  color: var(--color-text);
}

.upload-hint {
  font-size: 12px;
  color: var(--color-text-light);
}

.upload-preview {
  text-align: center;
  margin-bottom: 16px;
}

.upload-preview img {
  max-width: 100%;
  max-height: 200px;
  border-radius: var(--radius);
  object-fit: contain;
}

.upload-preview p {
  font-size: 13px;
  color: var(--color-text-light);
  margin-top: 4px;
}

.upload-progress {
  height: 8px;
  background: var(--color-border);
  border-radius: 4px;
  margin: 12px 0;
  overflow: hidden;
}

.upload-progress-bar {
  height: 100%;
  background: var(--color-primary);
  border-radius: 4px;
  width: 0%;
  transition: width 0.3s;
}

/* ========== 编辑预览 ========== */
.edit-preview {
  text-align: center;
  margin-bottom: 16px;
}

.edit-preview img {
  max-width: 100%;
  max-height: 250px;
  border-radius: var(--radius);
  object-fit: contain;
}

/* ========== 删除警告 ========== */
.delete-warning {
  color: var(--color-danger);
  font-size: 13px;
}

/* ========== 日记管理列表 ========== */
.diary-admin-list {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.diary-admin-item {
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 16px;
}

.diary-admin-item-header {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  margin-bottom: 8px;
}

.diary-admin-item-date {
  font-size: 12px;
  color: var(--color-text-light);
}

.diary-admin-item-title {
  font-size: 15px;
  font-weight: 600;
  margin: 0;
}

.diary-admin-item-tags {
  display: flex;
  gap: 4px;
  flex-wrap: wrap;
  margin: 6px 0;
}

.diary-admin-item-tags .tag {
  font-size: 11px;
  padding: 2px 8px;
  background: #fef5ee;
  border-radius: 12px;
  color: var(--color-primary-dark);
}

.diary-admin-item-excerpt {
  font-size: 13px;
  color: var(--color-text-light);
  line-height: 1.5;
  margin: 6px 0;
}

.diary-admin-item-actions {
  display: flex;
  gap: 6px;
  margin-top: 8px;
}

.diary-admin-item-actions button {
  padding: 4px 12px;
  font-size: 12px;
  border: 1px solid var(--color-border);
  border-radius: 4px;
  background: var(--color-surface);
  cursor: pointer;
  font-family: inherit;
}

/* ========== 设置 ========== */
.settings-form {
  max-width: 560px;
  background: var(--color-surface);
  border-radius: var(--radius);
  box-shadow: var(--shadow);
  padding: 24px;
}

.settings-form h3 {
  font-size: 15px;
  font-weight: 600;
  margin: 20px 0 12px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--color-border);
}

.settings-form h3:first-child { margin-top: 0; }

.admin-msg {
  font-size: 13px;
  margin-left: 12px;
}

.admin-msg.success { color: var(--color-success); }
.admin-msg.error { color: var(--color-danger); }

/* ========== 空状态 ========== */
.admin-empty {
  text-align: center;
  padding: 60px 20px;
  color: var(--color-text-light);
}

.admin-empty p {
  margin: 8px 0;
}

.admin-empty p:first-child {
  font-size: 18px;
}

/* ========== Toast ========== */
.toast-container {
  position: fixed;
  top: 20px;
  right: 20px;
  z-index: 300;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.toast {
  padding: 12px 20px;
  border-radius: var(--radius);
  font-size: 14px;
  color: #fff;
  box-shadow: 0 4px 12px rgba(0,0,0,0.15);
  animation: toastIn 0.3s ease-out;
  max-width: 360px;
}

.toast.success { background: var(--color-success); }
.toast.error { background: var(--color-danger); }
.toast.info { background: #3498db; }

@keyframes toastIn {
  from { opacity: 0; transform: translateX(40px); }
  to { opacity: 1; transform: translateX(0); }
}

/* ========== 日记关联照片拖拽区 ========== */
.diary-photos-dropzone {
  border: 2px dashed var(--color-border);
  border-radius: var(--radius);
  padding: 20px 16px;
  text-align: center;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  min-height: 60px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
}

.diary-photos-dropzone:hover,
.diary-photos-dropzone.drag-over {
  border-color: var(--color-primary);
  background: #fef9f4;
}

.diary-photos-dropzone p {
  margin: 2px 0;
  color: var(--color-text);
  font-size: 14px;
}

.diary-photos-dropzone .upload-hint {
  font-size: 12px;
  color: var(--color-text-light);
}

/* 缩略图网格 */
.diary-photos-thumbs {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 10px;
}

.diary-photos-thumbs:empty {
  display: none;
}

.diary-photos-thumb {
  position: relative;
  width: 72px;
  height: 72px;
  border-radius: 6px;
  overflow: hidden;
  border: 2px solid var(--color-border);
  background: #f0ebe4;
  flex-shrink: 0;
}

.diary-photos-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.diary-photos-thumb-remove {
  position: absolute;
  top: 2px;
  right: 2px;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: rgba(0,0,0,0.55);
  color: #fff;
  border: none;
  font-size: 12px;
  line-height: 18px;
  text-align: center;
  cursor: pointer;
  padding: 0;
  opacity: 0;
  transition: opacity 0.15s;
}

.diary-photos-thumb:hover .diary-photos-thumb-remove {
  opacity: 1;
}

.diary-photos-thumb-remove:hover {
  background: var(--color-danger);
}

.diary-photos-manual {
  font-size: 12px;
  color: var(--color-text-light);
}

.diary-photos-manual summary {
  user-select: none;
}

/* ========== 响应式 ========== */
@media (max-width: 768px) {
  .admin-header {
    padding: 0 12px;
    flex-wrap: wrap;
    height: auto;
    padding-top: 8px;
    padding-bottom: 8px;
  }

  .admin-header-right {
    margin-top: 4px;
    width: 100%;
    justify-content: flex-end;
  }

  .admin-tabs {
    padding: 0 8px;
    overflow-x: auto;
  }

  .admin-tab {
    padding: 10px 14px;
    font-size: 13px;
    white-space: nowrap;
  }

  .admin-main {
    padding: 12px;
  }

  .photo-grid {
    grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    gap: 10px;
  }

  .photo-card-img {
    height: 120px;
  }

  .admin-toolbar {
    flex-direction: column;
    align-items: stretch;
  }

  .admin-toolbar-left,
  .admin-toolbar-right {
    justify-content: space-between;
  }
}

/* ========== 页脚备案 ========== */
.admin-footer {
  text-align: center;
  padding: 20px 0;
  font-size: 12px;
}

.admin-footer a {
  color: var(--color-text-light);
  text-decoration: none;
  opacity: 0.6;
  transition: opacity 0.2s;
}

.admin-footer a:hover {
  opacity: 1;
}

@media (max-width: 480px) {
  .photo-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}