/* App.css content */
/* 1. 全局变量和基础样式 */
:root {
  /* Theme Colors */
  --theme-accent: #ffc300;
  --theme-tag-bg: #fff5cc;
  --theme-tag-bg-alt: #ffe082;
  --theme-bg-page: #fffdf5;
  --theme-text-strong: #8b4513;
  --theme-divider: #d4a017;
  --theme-tag-hover-bg: #ffe082;
  --hover-bg-color: rgba(255, 195, 0, 0.1);

  /* NEW: Default QR Code Color Variable */
  --qr-code-fg-color: var(--theme-text-strong);

  /* UI Colors */
  --ui-text-primary: #1d1d1f;
  --ui-text-secondary: #333333;
  --ui-text-tertiary: #86868b;
  --ui-bg-card: #ffffff;
  --ui-border-default: #e5e5e5;
  --delete-red: #ef4444;
  --delete-red-hover: #dc2626;
  --button-text-on-accent: #ffffff;
  --toolbar-bg: #ffffff;
  --toolbar-border: #dbdbdb;
  --toolbar-button-active-bg: #f0f0f0;

  /* Spacing System */
  --space-xs: 4px;
  --space-s: 8px;
  --space-m: 16px;
  --space-l: 24px;
  --space-xl: 32px;

  /* NEW: Unified Border Radius System */
  --radius-xs: 6px;
  /* For tiny elements like inputs in popups */
  --radius-s: 8px;
  /* For small elements like tags and toolbar buttons */
  --radius-m: 12px;
  /* For medium elements like template cards */
  --radius-l: 20px;
  /* For large containers like cards and modals */
  --radius-full: 50%;
  /* For circular elements */
}

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "SF Pro SC",
    "SF Pro Display", "SF Pro Icons", "Helvetica Neue", Helvetica, Arial,
    "Inter", sans-serif;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  background-color: var(--theme-bg-page);
  margin: 0;
  padding-top: 80px;
  /* Increased padding for toolbar */
  transition: background-color 0.3s ease-in-out;
}

/* 2. 主布局和 App 级别样式 */
main#profileCardContainer {
  width: 100%;
  max-width: 1024px;
  margin: 0 auto;
  box-sizing: border-box;
  padding: var(--space-xl) var(--space-m);
}

.grid-container {
  display: grid;
  gap: var(--space-l);
  width: 100%;
  grid-template-columns: 1fr;
  /* Default to single column */
}

@media (min-width: 768px) {
  .grid-container {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .grid-container {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

/* Card span styles */
.profile-card-span {
  grid-column: span 1;
}

.about-me-card-span {
  grid-column: span 1;
}

.oshi-card-span {
  grid-column: span 1;
}

.full-width-card-span {
  grid-column: span 1;
}

@media (min-width: 768px) {
  .about-me-card-span,
  .oshi-card-span,
  .full-width-card-span {
    grid-column: span 2;
  }
}

@media (min-width: 1024px) {
  .oshi-card-span,
  .full-width-card-span {
    grid-column: span 3;
  }
}

.main-header-container {
  margin-bottom: var(--space-xl);
  text-align: center;
}

.main-title {
  font-size: 2.8rem;
  font-weight: 700;
  color: var(--ui-text-primary);
  margin-bottom: var(--space-s);
}

/* ------------------------------- */
/* Migrated utility classes (from inline styles in index.html) */
/* These keep the visual output identical while removing inline attributes. */
.title-strong {
  font-weight: 700;
  font-size: 40px;
  background-color: transparent;
  border: none;
}

.subtitle-strong {
  font-weight: 500;
  font-size: 20px;
  background-color: transparent;
  border: none;
}


.subtitle {
  font-size: 1.2rem;
  color: var(--ui-text-tertiary);
  font-weight: 500;
}

.page-footer {
  text-align: center;
  font-size: 0.875rem;
  color: var(--ui-text-tertiary);
  margin-top: 4rem;
  padding-bottom: 2rem;
}

/* Footer helper class migrated from inline style */
.footer-text {
  background-color: transparent;
  border: none;
  margin: 0;
  color: var(--ui-text-tertiary);
}

/* 3. 工具栏 (Toolbar) 样式 */
.editor-toolbar.top-toolbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  /* FROSTED GLASS & Z-INDEX & SIZING */
  background-color: rgba(255, 255, 255, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  /* Removed the larger shadow, kept the bottom line */
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
  padding: 8px 24px;
  /* NARROWER */
  z-index: 1002;
  /* ON TOP */
  display: flex;
  align-items: center;
  justify-content: space-between;
  box-sizing: border-box;
}

.desktop-toolbar-content {
  display: flex;
  gap: var(--space-l);
  align-items: center;
  width: 100%;
}

.toolbar-group {
  display: flex;
  gap: var(--space-s);
  align-items: center;
}

.toolbar-group-right {
  margin-left: auto;
}

.editor-toolbar button,
.editor-toolbar .toolbar-button-link {
  padding: var(--space-s) 12px;
  border-radius: var(--radius-s);
  border: none;
  /* BORDERLESS */
  background-color: transparent;
  color: var(--ui-text-secondary);
  cursor: pointer;
  font-size: 0.9rem;
  transition: background-color 0.2s ease-in-out, color 0.2s;
  display: inline-flex;
  align-items: center;
  gap: var(--space-s);
  text-decoration: none;
}

.editor-toolbar button:hover,
.editor-toolbar .toolbar-button-link:hover {
  background-color: rgba(0, 0, 0, 0.05);
  color: var(--ui-text-primary);
}

.editor-toolbar input[type="color"] {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-s);
  border: none;
  /* BORDERLESS */
  padding: 2px;
  cursor: pointer;
  background-color: transparent;
}

.editor-toolbar label {
  border: none;
  background-color: transparent;
  padding: 0;
  color: var(--ui-text-secondary);
  font-size: 0.9rem;
}

/* ===== 主题选择下拉框样式 ===== */
.editor-toolbar select,
.sidebar-item select {
  appearance: none;
  -webkit-appearance: none;
  -moz-appearance: none;
  background-color: #fff;
  color: var(--ui-text-primary);
  border: 1px solid var(--ui-border-default);
  border-radius: var(--radius-s);
  padding: 6px 32px 6px 12px;
  font-size: 0.95rem;
  font-family: inherit;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
  box-shadow: 0 1px 2px rgba(0, 0, 0, 0.03);
  cursor: pointer;
  min-width: 110px;
  background-image: url('data:image/svg+xml;utf8,<svg fill="%2386868b" height="20" viewBox="0 0 20 20" width="20" xmlns="http://www.w3.org/2000/svg"><path d="M7.293 8.293a1 1 0 011.414 0L10 9.586l1.293-1.293a1 1 0 111.414 1.414l-2 2a1 1 0 01-1.414 0l-2-2a1 1 0 010-1.414z"/></svg>');
  background-repeat: no-repeat;
  background-position: right 10px center;
  background-size: 18px 18px;
}

.editor-toolbar select {
  margin-left: var(--space-xs);
  /* Specific to toolbar select, using spacing token */
}

.editor-toolbar select:focus,
.sidebar-item select:focus {
  border-color: var(--theme-accent);
  box-shadow: 0 0 0 2px var(--theme-accent);
}

.editor-toolbar select:hover,
.sidebar-item select:hover {
  border-color: var(--theme-accent);
}

/* 兼容深色主题可自定义调整 */
body[data-theme="dark"] .editor-toolbar select,
body[data-theme="dark"] .sidebar-item select {
  background-color: #232323;
  color: #fff;
  border-color: #444;
}

/* Responsive Logic for Toolbar and Sidebar */
@media (max-width: 876px) {
  .toolbar-button-text {
    display: none;
  }

  .desktop-toolbar-content {
    display: none;
  }

  .hamburger-menu {
    display: block;
  }

  .editor-toolbar.top-toolbar {
    justify-content: flex-end;
    /* Push hamburger to the right */
  }
}

@media (min-width: 877px) {
  .hamburger-menu {
    display: none;
  }

  .desktop-toolbar-content {
    display: flex;
  }
}

/* 4. 卡片 (Card) 样式 */
.ui-card {
  background-color: var(--ui-bg-card);
  border-radius: var(--radius-l);
  /* UPDATED */
  border: 1px solid var(--ui-border-default);
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
  transition: box-shadow 0.2s ease-in-out, top 0.2s ease-in-out,
    background-color 0.2s ease-in-out;
  overflow: visible;
  position: relative;
  top: 0;
  padding: var(--space-l);
  display: flex;
  flex-direction: column;
}

.ui-card:hover {
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
  top: -2px;
  /* Use top instead of transform */
}

h2.section-title {
  font-size: 1.3rem;
  font-weight: 600;
  color: var(--ui-text-primary);
  margin: 0 0 var(--space-s) 0;
  padding-bottom: var(--space-m);
  border-bottom: 1px solid var(--ui-border-default);
}

/* Used for exported headings that had inline styles removing borders and
   specifying exact font size/weight. Applied only to those elements. */
.section-title-inline {
  font-weight: 600;
  font-size: 22px;
  background-color: transparent;
  border: none;
  padding-bottom: var(--space-m);
  border-bottom: none;
}

.card-content-wrapper {
  margin-top: var(--space-s);
}

.content-text {
  color: var(--ui-text-secondary);
  line-height: 1.7;
  font-size: 0.9375rem;
  margin-bottom: var(--space-s);
}

/* Helper to mirror inline-exported content text rules */
.content-text-inline {
  font-weight: 400;
  font-size: 15px;
  background-color: transparent;
  border: none;
}

/* Generic span/text utilities extracted from repeated inline styles in HTML */
.span-regular {
  font-weight: 400;
  font-size: 15px;
  background-color: transparent;
  border: none;
}

.tag-text {
  font-weight: 500;
  font-size: 13px;
  background-color: transparent;
  border: none;
}

/* specific small variations used in oshi tags */
.oshi-span {
  font-weight: 400;
  font-size: 14.4px;
  background-color: transparent;
  border: none;
}

.oshi-meta-span {
  font-weight: 400;
  font-size: 14px;
  background-color: transparent;
  border: none;
}

/* h3 exported inline helper */
.subheading-inline {
  font-weight: 600;
  font-size: 18px;
  background-color: transparent;
  border: none;
}

/* stronger music/game label helper */
.music-label-strong {
  font-weight: 700;
  font-size: 15px;
  background-color: transparent;
  border: none;
}

.content-text:last-child {
  margin-bottom: 0;
}

.content-text strong {
  color: var(--ui-text-primary);
  font-weight: 500;
}

.action-button-text-with-icon {
  background-color: transparent;
  border: 1px dashed var(--ui-border-default);
  border-radius: var(--radius-m);
  /* UPDATED */
  padding: 12px;
  color: var(--ui-text-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-s);
  cursor: pointer;
  transition: all 0.2s;
  margin-top: var(--space-m);
  width: 100%;
}

.action-button-text-with-icon:hover {
  border-color: var(--theme-accent);
  background-color: var(--hover-bg-color);
  color: var(--theme-text-strong);
}

/* 5. 可复用组件 (UI Components) 样式 */
/* EditableText */
[contenteditable] {
  cursor: text;
  transition: background-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
  padding: 2px 4px;
  margin: -2px -4px;
  border-radius: var(--radius-xs);
  outline: none;
  border: 1px solid transparent;
}

[contenteditable]:hover {
  background-color: var(--hover-bg-color);
}

[contenteditable].is-focused {
  background-color: var(--hover-bg-color);
  box-shadow: 0 0 0 2px var(--theme-accent);
  border-color: var(--theme-accent);
}

/* Rich Text Formatting Toolbar */
.rich-text-toolbar {
  position: absolute;
  z-index: 1001;
  /* Lower than main toolbar */
  background-color: var(--toolbar-bg);
  border: 1px solid var(--toolbar-border);
  border-radius: var(--radius-s);
  box-shadow: 0 8px 16px rgba(0, 0, 0, 0.15);
  padding: var(--space-xs);
  display: flex;
  align-items: center;
  gap: var(--space-xs);
  transition: opacity 0.15s ease-in-out, transform 0.15s ease-in-out;
  opacity: 0;
  transform: translateY(10px) scale(0.95);
  pointer-events: none;
}

.rich-text-toolbar.is-visible {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: auto;
}

.rich-text-toolbar button {
  background: none;
  border: none;
  border-radius: var(--radius-xs);
  width: 32px;
  height: 32px;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--ui-text-secondary);
  transition: background-color 0.2s ease;
}

.rich-text-toolbar button:hover {
  background-color: var(--toolbar-button-active-bg);
}

.rich-text-toolbar button.is-active {
  background-color: var(--theme-tag-bg);
  color: var(--theme-text-strong);
}

.toolbar-separator {
  width: 1px;
  height: 20px;
  background-color: var(--toolbar-border);
  margin: 0 4px;
}

.rich-text-toolbar .toolbar-input {
  border: 1px solid var(--toolbar-border);
  border-radius: var(--radius-xs);
  padding: 4px 6px;
  font-size: 14px;
  background-color: #fff;
  color: var(--ui-text-primary);
  transition: border-color 0.2s ease;
}

.rich-text-toolbar .toolbar-input:focus {
  outline: none;
  border-color: var(--theme-accent);
}

.rich-text-toolbar .toolbar-input.font-size-input {
  width: 45px;
}

.rich-text-toolbar .toolbar-input.font-family-input {
  width: 120px;
}

.rich-text-toolbar label {
  font-size: 13px;
  color: var(--ui-text-tertiary);
  margin-left: 4px;
  margin-right: 2px;
}

/* ActionButton */
.action-button {
  background: rgba(255, 255, 255, 0.7);
  backdrop-filter: blur(4px);
  border: 1px solid var(--ui-border-default);
  cursor: pointer;
  padding: 4px;
  border-radius: var(--radius-full);
  width: 28px;
  height: 28px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  color: var(--ui-text-secondary);
}

.action-button:hover {
  background-color: var(--hover-bg-color);
  transform: scale(1.1);
}

.delete-action-btn {
  position: absolute;
  top: 8px;
  right: 8px;
  width: 24px;
  height: 24px;
  background-color: var(--delete-red);
  color: white;
  border-radius: var(--radius-full);
  border: none;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  z-index: 10;
  opacity: 0;
  transform: scale(0.8);
  transition: opacity 0.2s ease-in-out, transform 0.2s ease-in-out,
    box-shadow 0.2s ease-in-out;
}

.delete-action-btn.is-visible {
  opacity: 1;
  transform: scale(1);
}

.tag-wrapper .delete-action-btn {
  top: -8px;
  right: -8px;
  width: 20px;
  height: 20px;
}

.delete-action-btn:hover {
  background-color: var(--delete-red-hover);
  box-shadow: 0 0 10px 3px rgba(239, 68, 68, 0.5);
  transform: scale(1.1);
}

.is-deleting {
  background-color: rgba(239, 68, 68, 0.05) !important;
  box-shadow: inset 0 0 0 1px var(--delete-red), 0 8px 24px rgba(0, 0, 0, 0.08);
}

.tag-wrapper.is-deleting {
  box-shadow: none;
}

.tag-wrapper.is-deleting > span {
  background-color: rgba(239, 68, 68, 0.1) !important;
  box-shadow: inset 0 0 0 1px var(--delete-red);
}

.element-container {
  position: relative;
  padding: var(--space-s) 0;
  border-radius: var(--radius-s);
  transition: background-color 0.2s ease-in-out, box-shadow 0.2s ease-in-out;
}

/* Tag */
.tag-wrapper {
  display: inline-block;
  position: relative;
  border-radius: var(--radius-s);
}

.tag,
.oshi-tag,
.oshi-meta-tag {
  display: inline-block;
  padding: 0.3rem 0.8rem;
  border-radius: var(--radius-s);
  font-size: 0.8125rem;
  font-weight: 500;
  margin: 0.25rem;
  position: relative;
  transition: all 0.2s ease;
}

.tag {
  background-color: var(--theme-tag-bg);
  color: var(--theme-text-strong);
}

.oshi-tag {
  background-color: var(--theme-tag-bg-alt);
  color: var(--theme-text-strong);
}

.oshi-meta-tag {
  background-color: transparent;
  color: var(--theme-text-strong);
  font-style: italic;
  border: 1px dashed var(--theme-accent);
}

.tag-wrapper:hover .tag,
.tag-wrapper:hover .oshi-tag,
.tag-wrapper:hover .oshi-meta-tag {
  transform: translateY(-1px);
  box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.add-tag-button-container {
  display: flex;
  align-items: center;
  gap: 5px;
  margin-top: 0.5rem;
}

.add-tag-input {
  padding: 6px 10px;
  border-radius: var(--radius-xs);
  border: 1px solid var(--ui-border-default);
  font-size: 0.85rem;
  flex-grow: 1;
  transition: border-color 0.2s;
  margin-left: 8px;
}

.add-tag-input:focus {
  border-color: var(--theme-accent);
  outline: none;
}

/* 6. 内容区块 (Blocks) 样式 */
.profile-section-layout {
  display: grid;
  grid-template-columns: 1fr;
  grid-template-rows: auto auto auto;
  grid-template-areas:
    "avatar"
    "info"
    "qrcode";
  gap: var(--space-m);
  justify-items: center;
}

.avatar-container {
  grid-area: avatar;
  width: 100px;
  height: 100px;
  flex-shrink: 0;
}

.profile-info-text {
  grid-area: info;
  align-self: center;
  text-align: left;
  max-width: 300px;
}

.qr-code-wrapper {
  grid-area: qrcode;
  justify-self: center;
  margin-top: var(--space-m);
}

.qr-code {
  width: 100%;
  height: auto;
  display: block;
  max-width: 180px;
}

.avatar-container {
  border-radius: var(--radius-full);
  overflow: hidden;
  background-color: #eee;
  border: 3px solid var(--theme-accent);
  cursor: pointer;
  flex-shrink: 0;
  position: relative;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.1);
}

.avatar-container img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.avatar-container:hover::after {
  content: "点击更换";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 100%;
  background: rgba(0, 0, 0, 0.5);
  color: white;
  text-align: center;
  font-size: 0.7rem;
  padding: 4px 0;
}

.qr-code-wrapper {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
}

.qr-code-container {
  border-radius: var(--radius-m);
  overflow: hidden;
  padding: 4px;
  background: white;
}

.qr-code-link-input {
  font-size: 0.8rem;
  padding: 4px;
  border: 1px solid var(--ui-border-default);
  border-radius: var(--radius-xs);
  max-width: 180px;
  box-sizing: border-box;
  text-align: center;
  margin-top: 0.5rem;
}

.qr-code-wrapper .text-sm {
  font-size: 0.8rem;
  color: var(--ui-text-tertiary);
  margin-top: 0.25rem;
}

.card-content-subheading {
  font-weight: 600;
  color: var(--ui-text-primary);
  font-size: 1.125rem;
  margin: var(--space-s) 0;
  padding-bottom: var(--space-s);
  border-bottom: 1px solid #f0f0f0;
}

/* Layout for tag sections */
.tag-group-container,
.music-game-category,
.oshi-tag-container {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-s);
  margin-bottom: var(--space-m);
  align-items: center;
}

.music-game-label {
  font-weight: 500;
  color: var(--ui-text-primary);
  font-size: 0.95rem;
  margin-right: var(--space-s);
  margin-left: var(--space-xs);
}

.oshi-tag-container {
  align-items: baseline;
}

/* ---- Modal Styles ---- */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  background-color: rgba(0, 0, 0, 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2000;
  backdrop-filter: blur(5px);
}

.modal-content {
  background: white;
  padding: var(--space-l);
  border-radius: var(--radius-l);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
  width: 90%;
  max-width: 600px;
  max-height: 80vh;
  display: flex;
  flex-direction: column;
}

@media (max-width: 976px) {
  .modal-content {
    width: 70%;
  }
}

.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-bottom: 1px solid var(--ui-border-default);
  padding-bottom: var(--space-m);
  margin-bottom: var(--space-l);
}

.modal-title {
  margin: 0;
  font-size: 1.5rem;
  font-weight: 600;
  color: var(--ui-text-primary);
}

.modal-close-btn {
  background: none;
  border: none;
  cursor: pointer;
  color: var(--ui-text-tertiary);
  padding: var(--space-s);
  border-radius: var(--radius-full);
  transition: background-color 0.2s;
}

.modal-close-btn:hover {
  background-color: #f0f0f0;
}

.modal-body {
  overflow-y: auto;
}

.modal-actions {
  display: flex;
  justify-content: flex-end;
  gap: var(--space-m);
  margin-top: var(--space-l);
}

.modal-button-secondary,
.modal-button-primary {
  padding: var(--space-s) var(--space-m);
  border-radius: var(--radius-s);
  border: 1px solid var(--ui-border-default);
  background-color: transparent;
  cursor: pointer;
  font-size: 0.9rem;
  font-weight: 500;
  transition: all 0.2s ease;
}

.modal-button-secondary {
  color: var(--ui-text-secondary);
}

.modal-button-secondary:hover {
  background-color: #f0f0f0;
}

.modal-button-primary {
  background-color: var(--theme-accent);
  color: var(--button-text-on-accent);
  border-color: var(--theme-accent);
}

.modal-button-primary:hover {
  opacity: 0.85;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

/* --- Template Selection Styles --- */
.template-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
  gap: var(--space-m);
  padding-top: 2px;
}

.template-option {
  border: 1px solid var(--ui-border-default);
  border-radius: var(--radius-m);
  padding: var(--space-m);
  cursor: pointer;
  transition: all 0.2s ease-in-out;
}

.template-option:hover {
  border-color: var(--theme-accent);
  transform: translateY(-2px);
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
}

.template-name {
  margin: 0 0 var(--space-s) 0;
  font-size: 1.1rem;
  font-weight: 600;
  color: var(--ui-text-primary);
}

.template-description {
  margin: 0;
  font-size: 0.9rem;
  color: var(--ui-text-tertiary);
}

/* --- NEW SIDEBAR STYLES (BRIGHTNESS FIXED) --- */
.sidebar-container {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 2001;
  pointer-events: none;
}

.sidebar-container.is-open {
  pointer-events: auto;
}

.sidebar-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  /* Slightly less dark overlay */
  background: rgba(0, 0, 0, 0.35);
  opacity: 0;
  transition: opacity 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  will-change: opacity;
}

.sidebar-container.is-open .sidebar-overlay {
  opacity: 1;
}

.sidebar-menu {
  position: absolute;
  top: 0;
  right: 0;
  width: 280px;
  height: 100%;
  /* Increased opacity for a brighter, more solid appearance */
  background-color: rgba(255, 255, 255, 0.85);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-left: 1px solid rgba(0, 0, 0, 0.1);
  box-shadow: -5px 0 25px rgba(0, 0, 0, 0.1);
  transform: translateX(100%);
  transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
  display: flex;
  flex-direction: column;
  will-change: transform;
}

.sidebar-container.is-open .sidebar-menu {
  transform: translateX(0);
}

.sidebar-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--radius-m) var(--space-l);
  box-shadow: 0 1px 0 rgba(0, 0, 0, 0.1);
  flex-shrink: 0;
}

.sidebar-header h3 {
  margin: 0;
  font-size: 1.2rem;
  color: var(--ui-text-primary);
}

.sidebar-close-btn {
  background: transparent;
  border: none;
  cursor: pointer;
  padding: var(--space-xs);
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--ui-text-tertiary);
  transition: background-color 0.2s, color 0.2s;
}

.sidebar-close-btn:hover {
  background-color: rgba(0, 0, 0, 0.1);
  color: var(--ui-text-primary);
}

.sidebar-nav {
  padding: var(--space-m);
  display: flex;
  flex-direction: column;
  gap: var(--space-xs);
  overflow-y: auto;
}

.sidebar-item {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: var(--space-s) var(--space-m);
  font-size: 1rem;
  color: var(--ui-text-primary);
  border-radius: var(--radius-s);
  box-sizing: border-box;
}

.sidebar-item input[type="color"] {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-s);
  border: none;
  padding: 0;
  cursor: pointer;
  background-color: transparent;
}

.sidebar-item-button {
  display: flex;
  align-items: center;
  gap: var(--space-m);
  width: 100%;
  padding: 12px var(--space-m);
  border: none;
  background: transparent;
  border-radius: var(--radius-s);
  font-size: 1rem;
  color: var(--ui-text-primary);
  text-align: left;
  cursor: pointer;
  transition: background-color 0.2s;
  text-decoration: none;
  box-sizing: border-box;
}

.sidebar-item-button:hover {
  background-color: rgba(0, 0, 0, 0.05);
}

.sidebar-item-button span {
  flex-grow: 1;
}

/* Current theme CSS content */

/* Dynamic theme variables (override if needed) */

:root {
  --theme-accent: #ccaa88;
  --theme-bg-page: #fcfaf9;
  --theme-tag-bg: #f4eee7;
  --theme-tag-bg-alt: #e5d4c3;
  --theme-text-strong: #7a6651;
  --theme-divider: #d6bb9f;
  --button-text-on-accent: #000000;
}

/* 导出时隐藏特定的UI元素 */
.editor-toolbar,
.edit-popup,
.rich-text-toolbar,
.action-button,
.add-tag-button-container,
.tag-actions-container,
.delete-element-btn,
.card-actions-container,
.qr-code-link-input,
.avatar-container:hover::after,
/* 移除 contenteditable 的 hover 效果 */
[contenteditable]:hover {
  display: none !important;
}

/* 强制 contenteditable 元素变为静态，仅移除交互样式 */
[contenteditable] {
  cursor: default !important;
  border: none !important;
  background-color: transparent !important;
  outline: none !important;
  /* 允许其原有的 padding/margin 生效，不再强制设为0 */
}

/* 确保页面主体没有多余的上边距，因为它在原应用中是为固定工具栏预留的 */
body {
  padding-top: 0 !important;
}