* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

:root {
  --color-canvas-default: #0d1117;
  --color-canvas-subtle: #161b22;
  --color-border-default: #30363d;
  --color-border-muted: #21262d;
  --color-fg-default: #e6edf3;
  --color-fg-muted: #7d8590;
  --color-fg-subtle: #6e7681;
  --color-accent-fg: #2f81f7;
  --color-accent-emphasis: #2f81f7;
  --color-success-fg: #3fb950;
  --color-danger-fg: #f85149;
  --color-warning-fg: #d29922;
  --color-attention-fg: #9a6700;
  
  /* Login Modal Variables */
  --overlay-bg: rgba(0, 0, 0, 0.85);
  --modal-bg: #161b22;
  --modal-border: #30363d;
}

/* Login Modal Styles */
.login-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background: var(--overlay-bg);
  display: flex;
  justify-content: center;
  align-items: center;
  z-index: 9999;
  backdrop-filter: blur(5px);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.login-overlay.active {
  opacity: 1;
  pointer-events: auto;
}

.login-modal {
  background: var(--modal-bg);
  border: 1px solid var(--modal-border);
  padding: 2rem;
  border-radius: 12px;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.5);
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.login-overlay.active .login-modal {
  transform: translateY(0);
}

.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header h2 {
  color: var(--color-fg-default);
  font-size: 1.5rem;
  margin-bottom: 0.5rem;
}

.login-header p {
  color: var(--color-fg-muted);
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.form-group label {
  color: var(--color-fg-default);
  font-weight: 500;
}

.login-input {
  background: var(--color-canvas-default);
  border: 1px solid var(--color-border-default);
  color: var(--color-fg-default);
  padding: 0.75rem;
  border-radius: 6px;
  font-size: 1rem;
  transition: border-color 0.2s;
}

.login-input:focus {
  outline: none;
  border-color: var(--color-accent-fg);
}

.login-submit {
  background: var(--color-accent-emphasis);
  color: white;
  border: none;
  padding: 0.75rem;
  border-radius: 6px;
  font-size: 1rem;
  font-weight: 600;
  cursor: pointer;
  transition: background-color 0.2s;
}

.login-submit:hover {
  filter: brightness(1.1);
}

.login-error {
  color: var(--color-danger-fg);
  text-align: center;
  margin-top: 1rem;
  font-size: 0.875rem;
  min-height: 1.25em;
}

/* Secondary Button Style */
.btn-secondary {
  background-color: var(--color-canvas-subtle);
  border: 1px solid var(--color-border-default);
  color: var(--color-fg-default);
}

.btn-secondary:hover {
  background-color: var(--color-border-muted);
}

/* Body */
body {
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans",
    Helvetica, Arial, sans-serif;
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
  line-height: 1.5;
  font-size: 14px;
}

/* Dark theme scrollbar */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-canvas-subtle);
}

::-webkit-scrollbar-thumb {
  background: var(--color-border-default);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background: var(--color-fg-subtle);
}

/* Firefox scrollbar */
* {
  scrollbar-width: thin;
  scrollbar-color: var(--color-border-default) var(--color-canvas-subtle);
}

.container {
  display: flex;
  height: 100vh;
  flex-direction: column;
}

/* Header */
.header {
  background-color: #161b22;
  color: #e6edf3;
  border-bottom: 1px solid var(--color-border-default);
  padding: 16px 24px;
  border-bottom: 1px solid #30363d;
  display: flex;
  justify-content: space-between;
  align-items: center;
  min-height: 64px;
}

.header h1 {
  font-size: 20px;
  font-weight: 600;
  display: flex;
  align-items: center;
  gap: 8px;
}

.header-actions {
  display: flex;
  gap: 8px;
}

/* Buttons */
.btn {
  padding: 5px 16px;
  border: 1px solid var(--color-btn-border);
  border-radius: 6px;
  cursor: pointer;
  font-size: 14px;
  font-weight: 500;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: all 0.15s ease;
  text-decoration: none;
  background-color: var(--color-btn-bg);
  color: var(--color-btn-text);
  white-space: nowrap;
  user-select: none;
  line-height: 20px;
  min-height: 32px;
}

.btn:hover {
  background-color: var(--color-btn-hover-bg);
  border-color: var(--color-border-default);
}

.btn-primary {
  background-color: var(--color-btn-primary-bg);
  color: var(--color-btn-primary-text);
  border-color: var(--color-btn-primary-bg);
}

.btn-primary:hover {
  background-color: var(--color-btn-primary-hover-bg);
  border-color: var(--color-btn-primary-hover-bg);
}

.btn-danger {
  background-color: var(--color-btn-danger-bg);
  color: var(--color-btn-danger-text);
  border-color: var(--color-btn-danger-bg);
}

.btn-danger:hover {
  background-color: var(--color-btn-danger-hover-bg);
  border-color: var(--color-btn-danger-hover-bg);
}

.btn-sm {
  padding: 3px 12px;
  font-size: 12px;
  min-height: 28px;
}

.btn-icon {
  padding: 5px 8px;
}

/* Main Layout */
.main-layout {
  display: flex;
  flex: 1;
  overflow: hidden;
}

/* Sidebar */
.sidebar {
  width: 400px;
  background-color: var(--color-canvas-default);
  border-right: 1px solid var(--color-border-default);
  display: flex;
  flex-direction: column;
  overflow: hidden;
}

.sidebar-header {
  padding: 16px;
  border-bottom: 1px solid var(--color-border-default);
  background-color: var(--color-canvas-subtle);
}

.search-container {
  position: relative;
  margin-bottom: 12px;
}

.search-input {
  width: 100%;
  padding: 8px 12px 8px 36px;
  border: 1px solid var(--color-border-default);
  border-radius: 6px;
  font-size: 14px;
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
  line-height: 1.4;
  height: 36px;
}

.search-input:focus {
  outline: none;
  border-color: var(--color-accent-emphasis);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.3);
}

.search-icon {
  position: absolute;
  left: 12px;
  top: 10px;
  color: var(--color-fg-muted);
  font-size: 14px;
  pointer-events: none;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
}

.search-options {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.search-option {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--color-fg-muted);
  cursor: pointer;
  user-select: none;
}

.search-option input[type="checkbox"] {
  margin: 0;
  transform: scale(0.9);
}

.btn-clear {
  background: none;
  border: none;
  color: var(--color-fg-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 3px;
  font-size: 12px;
  transition: all 0.15s ease;
}

.btn-clear:hover {
  background-color: var(--color-neutral-muted);
  color: var(--color-fg-default);
}

/* 高亮样式 */
.search-highlight {
  background-color: #ffeb3b !important;
  color: #000000 !important;
  padding: 1px 2px;
  border-radius: 2px;
  font-weight: 500;
}

.search-highlight.current {
  background-color: #2196f3 !important;
  color: #ffffff !important;
}

.filter-container {
  display: flex;
  gap: 8px;
}

.filter-select {
  flex: 1;
  padding: 6px 8px;
  border: 1px solid var(--color-border-default);
  border-radius: 6px;
  font-size: 12px;
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
}

.entry-list {
  flex: 1;
  overflow-y: auto;
  padding: 8px;
}

.entry-item {
  padding: 12px;
  border: 1px solid var(--color-border-default);
  border-radius: 6px;
  cursor: pointer;
  transition: all 0.15s ease;
  margin-bottom: 8px;
  background-color: var(--color-canvas-default);
  /* 使用CSS变量设置高度 */
  height: var(--entry-item-height);
  display: flex;
  flex-direction: column;
}

.entry-item:hover {
  background-color: var(--color-canvas-subtle);
  border-color: var(--color-border-muted);
}

.entry-item.active {
  background-color: rgba(47, 129, 247, 0.15);
  border-color: var(--color-accent-emphasis);
  box-shadow: inset 3px 0 0 var(--color-accent-emphasis);
}

.entry-meta {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 8px;
}

.entry-date {
  font-size: 12px;
  color: var(--color-fg-muted);
  font-weight: 500;
}

.entry-status {
  display: flex;
  gap: 4px;
}

.status-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-success-fg);
}

.entry-title {
  font-weight: 600;
  margin-bottom: 6px;
  color: var(--color-fg-default);
  font-size: 14px;
  line-height: 1.3;
}

.entry-preview {
  font-size: 12px;
  color: var(--color-fg-muted);
  line-height: 1.4;
  display: -webkit-box;
  -webkit-line-clamp: 4; /* 直接设置为4行，确保生效 */
  line-clamp: 4;
  -webkit-box-orient: vertical;
  overflow: hidden;
  flex: 1;
  margin-bottom: 8px;
  /* 调试：添加最小高度确保有足够空间 */
  min-height: 67px; /* 4行 × 1.4行高 × 12px字体大小 */
}

.entry-stats {
  display: none; /* 临时隐藏以确保预览文本有更多空间 */
  justify-content: space-between;
  align-items: center;
  margin-top: 8px;
  padding-top: 8px;
  border-top: 1px solid var(--color-border-muted);
  font-size: 11px;
  color: var(--color-fg-subtle);
}

/* Main Content */
.main-content {
  flex: 1;
  background-color: var(--color-canvas-default);
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

/* Welcome Screen */
.welcome-screen {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 100%;
  text-align: center;
  width: 100%;
  padding: 20px;
}

.welcome-icon {
  font-size: 64px;
  color: var(--color-fg-muted);
  margin-bottom: 24px;
}

.welcome-content h2 {
  margin-bottom: 16px;
  color: var(--color-fg-default);
  font-size: 24px;
  font-weight: 600;
}

.welcome-content p {
  color: var(--color-fg-muted);
  font-size: 16px;
  margin-bottom: 24px;
}

.welcome-actions {
  display: flex;
  gap: 12px;
  justify-content: center;
}

/* Entry Viewer */
.entry-viewer {
  display: flex;
  flex-direction: column;
  height: 100%;
}

.entry-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-default);
  background-color: var(--color-canvas-subtle);
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 16px;
}

.entry-title-section {
  flex: 1;
  min-width: 0;
}

.entry-title-section h2 {
  color: var(--color-fg-default);
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 8px;
  word-wrap: break-word;
}

.entry-metadata {
  display: flex;
  gap: 16px;
  font-size: 12px;
  color: var(--color-fg-muted);
}

.entry-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.entry-content {
  flex: 1;
  padding: 24px;
  overflow-y: auto;
}

/* Entry Editor */
/* Mode Switch Button */
.mode-toggle-btn {
  position: absolute;
  bottom: 20px;
  right: 20px;
  width: 40px;
  height: 40px;
  border-radius: 50%;
  background-color: var(--color-canvas-subtle);
  border: 1px solid var(--color-border-default);
  color: var(--color-fg-muted);
  font-size: 16px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 5px rgba(0,0,0,0.2);
  transition: all 0.2s;
  z-index: 50;
}

.mode-toggle-btn:hover {
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
}

.mode-toggle-btn.active {
  background-color: var(--color-accent-emphasis);
  color: white;
  border-color: var(--color-accent-emphasis);
  box-shadow: 0 0 8px rgba(31, 111, 235, 0.5);
}

.entry-editor {
  display: flex;
  flex-direction: column;
  height: 100%;
  position: relative; /* Context for absolute positioning of toggle button */
}

.editor-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-default);
  background-color: var(--color-canvas-subtle);
  display: flex;
  gap: 16px;
  align-items: center;
}

.title-input {
  flex: 1;
  padding: 8px 12px;
  border: 1px solid var(--color-border-default);
  border-radius: 6px;
  font-size: 16px;
  font-weight: 600;
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
}

.title-input:focus {
  outline: none;
  border-color: var(--color-accent-emphasis);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.3);
}

.editor-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.editor-toolbar {
  padding: 12px 24px;
  border-bottom: 1px solid var(--color-border-default);
  display: flex;
  gap: 4px;
  background-color: var(--color-canvas-subtle);
  flex-wrap: wrap;
}

.toolbar-btn {
  padding: 6px 8px;
  border: 1px solid transparent;
  background: none;
  border-radius: 6px;
  cursor: pointer;
  color: var(--color-fg-muted);
  transition: all 0.15s ease;
  font-size: 14px;
}

.toolbar-btn:hover {
  background-color: var(--color-neutral-muted);
  color: var(--color-fg-default);
  border-color: var(--color-border-default);
}

.toolbar-btn.active {
  background-color: var(--color-accent-emphasis);
  color: white;
  border-color: var(--color-accent-emphasis);
}

.editor-container {
  flex: 1;
  display: flex;
  overflow: hidden;
}

.content-input {
  flex: 1;
  padding: 24px;
  border: none;
  outline: none;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas,
    "Liberation Mono", Menlo, monospace;
  font-size: 14px;
  line-height: 1.5;
  resize: none;
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
}

/* Modal */
.modal {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0, 0, 0, 0.65);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
}

.modal-content {
  background: var(--color-canvas-default);
  border-radius: 12px;
  max-width: 640px;
  width: 90%;
  max-height: 80vh;
  overflow-y: auto;
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.24);
  border: 1px solid var(--color-border-default);
}

.modal-header {
  padding: 16px 24px;
  border-bottom: 1px solid var(--color-border-default);
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.modal-header h3 {
  margin: 0;
  color: var(--color-fg-default);
  font-size: 16px;
  font-weight: 600;
}

.modal-close {
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  color: var(--color-fg-muted);
  border-radius: 6px;
  transition: background-color 0.15s ease;
}

.modal-close:hover {
  background-color: var(--color-neutral-muted);
  color: var(--color-fg-default);
}

.modal-body {
  padding: 24px;
}

.modal-footer {
  padding: 16px 24px;
  border-top: 1px solid var(--color-border-default);
  display: flex;
  justify-content: flex-end;
  gap: 8px;
}

.form-group {
  margin-bottom: 16px;
}

.form-group label {
  display: block;
  margin-bottom: 8px;
  font-weight: 500;
  color: var(--color-fg-default);
  font-size: 14px;
}

.form-group input {
  width: 100%;
  padding: 8px 12px;
  border: 1px solid var(--color-border-default);
  border-radius: 6px;
  font-size: 14px;
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
}

.form-group input:focus {
  outline: none;
  border-color: var(--color-accent-emphasis);
  box-shadow: 0 0 0 3px rgba(9, 105, 218, 0.3);
}

.form-group small {
  display: block;
  margin-top: 6px;
  color: var(--color-fg-muted);
  font-size: 12px;
}

/* Calendar Styles */
.calendar-wrapper {
  width: 100%;
  max-width: 900px;
  margin: 0 auto;
  padding: 30px;
  background-color: var(--color-canvas-subtle);
  border-radius: 8px;
  border: 1px solid var(--color-border-default);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

.calendar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 24px;
}

.calendar-header h2 {
  font-size: 1.8rem;
  font-weight: 600;
  color: var(--color-fg-default);
  margin: 0;
}

.calendar-controls {
  display: flex;
  gap: 10px;
  align-items: center;
}

.calendar-select {
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
  border: 1px solid var(--color-border-default);
  padding: 6px 12px;
  border-radius: 6px;
  font-size: 16px;
  font-weight: 600;
  cursor: pointer;
  outline: none;
  appearance: auto; /* Ensure default appearance for dropdown arrow */
}

.calendar-select option {
  background-color: var(--color-canvas-default);
  color: var(--color-fg-default);
}

.calendar-select:hover {
  border-color: var(--color-fg-subtle);
}

.calendar-select:focus {
  border-color: var(--color-accent-fg);
}

.calendar-weekdays {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  text-align: center;
  font-weight: 600;
  color: var(--color-fg-muted);
  margin-bottom: 12px;
  font-size: 0.9rem;
}

.calendar-grid {
  display: grid;
  grid-template-columns: repeat(7, 1fr);
  gap: 10px;
}

.calendar-day {
  aspect-ratio: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  border-radius: 6px;
  cursor: default;
  background-color: var(--color-canvas-default);
  border: 1px solid var(--color-border-muted);
  color: var(--color-fg-muted);
  position: relative;
  transition: all 0.2s ease;
  font-size: 1.1rem;
}

.calendar-day:hover:not(.empty):not(.has-entry) {
  background-color: var(--color-btn-hover-bg);
}

.calendar-day.has-entry {
  background-color: rgba(35, 134, 54, 0.15);
  border-color: rgba(63, 185, 80, 0.4);
  color: var(--color-fg-default);
  cursor: pointer;
  font-weight: bold;
}

.calendar-day.has-entry:hover {
  background-color: var(--color-success-fg);
  border-color: var(--color-success-fg);
  color: white;
  transform: translateY(-2px);
  box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
}

.calendar-day.today {
  border: 2px solid var(--color-accent-fg);
}

.calendar-day.empty {
  background-color: transparent;
  border: none;
  cursor: default;
}

.calendar-day .entry-indicator {
  width: 6px;
  height: 6px;
  background-color: var(--color-success-fg);
  border-radius: 50%;
  margin-top: 4px;
}

.calendar-day.has-entry:hover .entry-indicator {
  background-color: white;
}

/* Responsive */
@media (max-width: 1024px) {
  .sidebar {
    width: 320px;
  }

  .editor-container {
    flex-direction: column;
  }

  .preview {
    border-left: none;
    border-top: 1px solid var(--color-border-default);
    max-height: 40vh;
  }
}

@media (max-width: 768px) {
  .main-layout {
    flex-direction: column;
  }

  .sidebar {
    width: 100%;
    height: 40vh;
    border-right: none;
    border-bottom: 1px solid var(--color-border-default);
  }

  .main-content {
    height: 60vh;
  }

  .header {
    padding: 12px 16px;
  }

  .header h1 {
    font-size: 18px;
  }

  .header-actions {
    flex-direction: column;
    gap: 4px;
  }

  .btn {
    font-size: 12px;
    padding: 4px 12px;
  }
}

/* Markdown styling adjustments */
.markdown-body {
  box-sizing: border-box;
  min-width: 200px;
  max-width: none;
  margin: 0;
  padding: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", "Noto Sans",
    Helvetica, Arial, sans-serif;
  font-size: 14px;
  line-height: 1.5;
  color: var(--color-fg-default);
}

.markdown-body img {
  max-width: 100%;
  height: auto;
  border-radius: 6px;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
  margin: 16px 0;
}

.markdown-body h1,
.markdown-body h2,
.markdown-body h3,
.markdown-body h4,
.markdown-body h5,
.markdown-body h6 {
  margin-top: 24px;
  margin-bottom: 16px;
  font-weight: 600;
  line-height: 1.25;
}

.markdown-body h1 {
  font-size: 32px;
  border-bottom: 1px solid var(--color-border-muted);
  padding-bottom: 8px;
}

.markdown-body h2 {
  font-size: 24px;
  border-bottom: 1px solid var(--color-border-muted);
  padding-bottom: 8px;
}

.markdown-body h3 {
  font-size: 20px;
}

.markdown-body h4 {
  font-size: 16px;
}

.markdown-body h5 {
  font-size: 14px;
}

.markdown-body h6 {
  font-size: 13px;
  color: var(--color-fg-muted);
}

.markdown-body code {
  padding: 2px 4px;
  font-size: 85%;
  color: var(--color-fg-default);
  background-color: var(--color-neutral-muted);
  border-radius: 3px;
  font-family: ui-monospace, SFMono-Regular, "SF Mono", Consolas,
    "Liberation Mono", Menlo, monospace;
}

.markdown-body pre {
  padding: 16px;
  overflow: auto;
  font-size: 85%;
  line-height: 1.45;
  background-color: var(--color-canvas-subtle);
  border-radius: 6px;
  border: 1px solid var(--color-border-default);
}

.markdown-body blockquote {
  padding: 0 16px;
  color: var(--color-fg-muted);
  border-left: 4px solid var(--color-border-default);
  margin: 0 0 16px 0;
}

/* Loading states */
.loading {
  opacity: 0.6;
  pointer-events: none;
}

.spinner {
  display: inline-block;
  width: 16px;
  height: 16px;
  border: 2px solid var(--color-border-default);
  border-top: 2px solid var(--color-accent-emphasis);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
}

/* Toast notifications */
.toast {
  position: fixed;
  bottom: 24px;
  right: 24px;
  background-color: var(--color-success-fg);
  color: white;
  padding: 12px 16px;
  border-radius: 6px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
  z-index: 2000;
  animation: slideIn 0.3s ease;
  font-size: 14px;
}

.toast.error {
  background-color: var(--color-danger-fg);
}

.toast.warning {
  background-color: var(--color-warning-fg);
}

@keyframes slideIn {
  from {
    transform: translateX(100%);
    opacity: 0;
  }
  to {
    transform: translateX(0);
    opacity: 1;
  }
}

/* 搜索功能增强样式 */
.search-options {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-top: 8px;
  flex-wrap: wrap;
}

.search-option {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 12px;
  color: var(--color-fg-muted);
  cursor: pointer;
  user-select: none;
}

.search-option input[type="checkbox"] {
  margin: 0;
  transform: scale(0.9);
}

.btn-clear {
  background: none;
  border: none;
  color: var(--color-fg-muted);
  cursor: pointer;
  padding: 4px;
  border-radius: 3px;
  font-size: 12px;
  transition: all 0.15s ease;
}

.btn-clear:hover {
  background-color: var(--color-neutral-muted);
  color: var(--color-fg-default);
}

.search-match-count {
  font-size: 11px;
  color: var(--color-fg-muted);
  margin-left: auto;
}

/* Scrollbar styling */
::-webkit-scrollbar {
  width: 8px;
  height: 8px;
}

::-webkit-scrollbar-track {
  background: var(--color-canvas-subtle);
}

::-webkit-scrollbar-thumb {
  background-color: var(--color-border-default);
  border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
  background-color: var(--color-border-muted);
}

/* ============ 搜索结果阅读器 ============ */
.search-result-viewer {
  display: flex;
  flex-direction: column;
  height: 100%;
  overflow: hidden;
}

.viewer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 20px;
  border-bottom: 1px solid var(--color-border-default);
  flex-shrink: 0;
}

.viewer-title-area {
  display: flex;
  flex-direction: column;
  gap: 4px;
  min-width: 0;
}

.viewer-title {
  margin: 0;
  font-size: 18px;
  font-weight: 600;
  color: var(--color-fg-default);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.viewer-date {
  font-size: 13px;
  color: var(--color-fg-muted);
}

.viewer-actions {
  display: flex;
  gap: 8px;
  flex-shrink: 0;
}

.viewer-content {
  flex: 1;
  overflow-y: auto;
  padding: 20px 24px;
  font-size: 15px;
  line-height: 1.7;
}

/* 搜索高亮 */
.search-highlight {
  background-color: #ffd700;
  color: #1e1e1e;
  border-radius: 2px;
  padding: 0 2px;
}