*{
  margin: 0;
  padding: 0;
  border: 0;
}
body {
  background-color: #EFEEEE;
  -moz-user-select:none;
  -webkit-user-select:none;
  -ms-user-select:none;
  -khtml-user-select:none;
  user-select:none;
  min-height: 100vh;
}

.backgroundBox1 {
  background-color: inherit;
  width: 100%;
  min-height: 100vh;
  position: relative;
}
.backgroundBox2 {
  background-color: inherit;
  width: 100%;
  min-height: 100vh;
  position: relative;
}

/* Display Area */
#displayArea {
  position: relative;
  width: 100%;
  padding-top: 80px;
}
.display-cards {
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 20px;
  flex-wrap: wrap;
  padding: 0 20px;
  margin-bottom: 26px;
}
.display-card {
  background-color: #EFEEEE;
  border-radius: 20px;
  padding: 16px 30px;
  min-width: 120px;
  text-align: center;
  box-shadow: 6px 6px 12px rgba(0,0,0,0.15),
   -6px -6px 12px rgba(255,255,255,0.9);
  transition: all 0.2s ease;
}
.display-card .card-value {
  font-size: 24px;
  font-weight: 600;
  color: #444;
  line-height: 1.4;
}
.display-card .card-label {
  font-size: 13px;
  color: #999;
  margin-top: 5px;
}
.display-card.hidden {
  display: none;
}

/* Search */
#backgroundFormStyle {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 26px 0;
  flex-direction: column;
}
#searchForm {
  position: relative;
  width: 580px;
  height: 46px;
  border-radius: 23px;
  box-shadow: 12px 12px 20px rgba(0, 0, 0, 0.2),
   -12px -12px 20px rgba(255, 255, 255, 1);
}
#engineSelectWrap {
  position: absolute;
  left: 8px;
  top: 50%;
  transform: translateY(-50%);
  height: 32px;
  width: 80px;
  display: flex;
  align-items: center;
  z-index: 10;
  background-color: #EFEEEE;
  border-radius: 16px;
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  overflow: hidden;
  box-sizing: border-box;
  transition: width 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              height 0.35s cubic-bezier(0.22, 1, 0.36, 1),
              border-radius 0.35s cubic-bezier(0.22, 1, 0.36, 1);
}
#engineSelectWrap.open {
  width: calc(100% - 16px);
  height: 32px;
  border-radius: 16px;
}
.engine-select-btn {
  border: none;
  background: transparent;
  font-size: 13px;
  color: #666;
  cursor: pointer;
  outline: none;
  width: 80px;
  height: 100%;
  flex-shrink: 0;
  padding: 0 18px 0 10px;
  overflow: hidden;
  white-space: nowrap;
  text-overflow: ellipsis;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='8'%3E%3Cpath d='M0 0l5 4-5 4z' fill='%23999'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 8px 5px;
}
#engineDropdown {
  display: none;
  flex: 1;
  height: 100%;
  align-items: center;
  gap: 10px;
  padding: 0 12px;
  list-style: none;
  margin: 0;
  white-space: nowrap;
}
#engineSelectWrap.open #engineDropdown {
  display: flex;
}
#engineDropdown li {
  padding: 2px 10px;
  font-size: 12px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 10px;
  margin: 0;
  white-space: nowrap;
  box-sizing: border-box;
  box-shadow: 2px 2px 4px rgba(0,0,0,0.12),
              -2px -2px 4px rgba(255,255,255,0.8);
}
#engineDropdown li:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 2px 2px 4px rgba(0,0,0,0.12),
              inset -2px -2px 4px rgba(255,255,255,0.8);
}
#engineDropdown li.active {
  color: #333;
  font-weight: 600;
}
#searchInput {
  width: 100%;
  height: inherit;
  padding: 0 50px 0 98px;
  background-color: inherit;
  outline: none;
  box-sizing: border-box;
  font-size: 15px;
}
#confirmInput {
  width: 22px;
  height: 22px;
  background-color: #efeeee;
  position: absolute;
  right: 11px;
  top: 50%;
  margin-top: -11px;
  border-radius: 50%;
  border-color: black;
  border-width: thick;
  border-style: solid;
  outline: none;
}
#confirmInput:hover {
  cursor: pointer;
}

/* Shortcuts */
.iconBackBoxAll {
  position: relative;
  width: 480px;
  margin: 24px auto 30px;
  /* 保留旧版float布局 */
}
.iconBackBoxAll>a {
  background-color: #EFEEEE;
  position: relative;
  float: left;
  width: 80px;
  height: 80px;
  margin: 20px;
  border-radius: 20%;
  box-shadow: 12px 12px 20px rgba(0, 0, 0, 0.2),
   -12px -12px 20px rgba(255, 255, 255, 1);
  cursor: pointer;
  transition: all .2s ease;
  text-decoration: none;
  display: block;
}
.iconBackBoxAll>a img {
  position: absolute;
  width: 46px;
  height: 46px;
  top: 50%;
  margin-top: -30px;
  left: 50%;
  margin-left: -23px;
  object-fit: contain;
}
.iconBackBoxAll>a .symbol-icon {
  position: absolute;
  width: 46px;
  height: 46px;
  top: 50%;
  margin-top: -30px;
  left: 50%;
  margin-left: -23px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 32px;
}
.iconBackBox>div {
  position: absolute;
  width: 70px;
  bottom: 5px;
  left: 50%;
  margin-left: -35px;
  text-align: center;
}
.iconBackBox>div p {
  color: #6B6B6B;
  font-size: 12px;
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}
.iconBackBoxAll>a:hover {
  box-shadow: 0px 0px 0px rgba(0, 0, 0, 0.2),
   0px 0px 0px rgba(255, 255, 255, 1),
  12px 12px 20px rgba(0, 0, 0, 0.2) inset,
   -12px -12px 20px rgba(255, 255, 255, 1) inset;
}
.iconBackBoxAll>a:active {
   box-shadow: 10px 10px 30px rgba(0, 0, 0, 0.2) inset,
    -10px -10px 30px rgba(255, 255, 255, 1) inset;
}

/* Context Menu */
.context-menu {
  position: fixed;
  background-color: #EFEEEE;
  border-radius: 8px;
  box-shadow: 8px 8px 16px rgba(0,0,0,0.2),
   -8px -8px 16px rgba(255,255,255,0.9);
  padding: 0;
  z-index: 9999;
  display: none;
  min-width: 120px;
}
.context-menu .menu-item {
  padding: 10px 24px;
  font-size: 14px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 8px;
  margin: 10px;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15),
              -4px -4px 8px rgba(255,255,255,0.9);
}
.context-menu .menu-item:first-child {
  margin-top: 10px;
}
.context-menu .menu-item:last-child {
  margin-bottom: 10px;
}
.context-menu .menu-item:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
   inset -4px -4px 8px rgba(255,255,255,0.9);
  border-radius: 8px;
}
.context-menu .menu-divider {
  height: 1px;
  background: rgba(0,0,0,0.08);
  margin: 4px 0;
}

/* Modal */
.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(0,0,0,0.35);
  z-index: 10000;
  display: none;
  justify-content: center;
  align-items: center;
}
.modal-overlay.active {
  display: flex;
}
.modal-card {
  background-color: #EFEEEE;
  border-radius: 20px;
  padding: 24px;
  position: relative;
}
.shortcut-modal {
  width: 380px;
}
.settings-modal {
  width: 480px;
  max-height: 80vh;
}
.modal-header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}
.modal-header h3 {
  font-size: 20px;
  color: #444;
  font-weight: 600;
}
.modal-close {
  font-size: 24px;
  color: #999;
  cursor: pointer;
  line-height: 1;
  transition: color 0.2s;
}
.modal-close:hover {
  color: #555;
}
.modal-body {
  margin-bottom: 20px;
}
.modal-label {
  display: block;
  font-size: 13px;
  color: #666;
  margin-bottom: 6px;
  margin-top: 12px;
}
.modal-label:first-child {
  margin-top: 0;
}
.modal-input {
  width: 100%;
  height: 38px;
  padding: 0 14px;
  border: none;
  border-radius: 8px;
  background-color: #EFEEEE;
  font-size: 14px;
  color: #333;
  outline: none;
  box-sizing: border-box;
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.10),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  transition: all 0.2s ease;
}
.modal-input:focus {
  box-shadow: inset 5px 5px 10px rgba(0,0,0,0.13),
              inset -5px -5px 10px rgba(255,255,255,0.95);
}
.modal-input::placeholder {
  color: #bbb;
}
.icon-tabs {
  display: flex;
  gap: 8px;
  margin-bottom: 12px;
}
.icon-tab {
  flex: 1;
  height: 38px;
  padding: 0 24px;
  font-size: 14px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 8px;
  border: none;
  background: transparent;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15),
              -4px -4px 8px rgba(255,255,255,0.9);
}
.icon-tab:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  border-radius: 8px;
}
.icon-tab.active {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  border-radius: 8px;
  color: #333;
  font-weight: 600;
}
.icon-tab-content {
  display: block;
  height: 0;
  opacity: 0;
  padding: 0;
  margin-top: 0;
  border-radius: 8px;
  background-color: #EFEEEE;
  border: none;
  transition: height 0.35s ease, opacity 0.35s ease, margin-top 0.35s ease;
}
.icon-tab-content.active {
  height: auto;
  opacity: 1;
  margin-top: 8px;
}
.tab-hint {
  font-size: 12px;
  color: #999;
  text-align: center;
  padding: 10px 0;
}
.icon-preview {
  text-align: center;
  padding: 4px 0;
}
.icon-preview img {
  width: 48px;
  height: 48px;
  border-radius: 8px;
  object-fit: contain;
}
.file-upload-btn {
  width: 100%;
  height: 38px;
  margin-bottom: 8px;
  padding: 0 24px;
  font-size: 14px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 8px;
  box-sizing: border-box;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15),
              -4px -4px 8px rgba(255,255,255,0.9);
}
.file-upload-btn:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
}
.symbol-preview {
  margin-top: 8px;
  background-color: #EFEEEE;
  border-radius: 8px;
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.12),
              inset -3px -3px 6px rgba(255,255,255,0.9);
  padding: 10px;
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: 10px;
}
.symbol-char {
  flex-basis: 100%;
  text-align: center;
  font-size: 40px;
  min-height: 44px;
  line-height: 1.2;
}
.symbol-tool-btn {
  border: none;
  background: transparent;
  font-size: 12px;
  color: #555;
  cursor: pointer;
  padding: 6px 16px;
  width: 100px;
  height: 32px;
  border-radius: 8px;
  box-shadow: 3px 3px 6px rgba(0,0,0,0.12),
              -3px -3px 6px rgba(255,255,255,0.85);
  transition: all 0.15s ease;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}
.symbol-tool-btn:hover,
.symbol-tool-btn.active {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.12),
              inset -3px -3px 6px rgba(255,255,255,0.85);
}
.symbol-color-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  cursor: pointer;
  font-size: 12px;
  color: #555;
  padding: 6px 16px;
  width: 100px;
  height: 32px;
  border-radius: 8px;
  border: none;
  background: transparent;
  box-sizing: border-box;
  box-shadow: 3px 3px 6px rgba(0,0,0,0.12),
              -3px -3px 6px rgba(255,255,255,0.85);
  transition: all 0.15s ease;
}
.symbol-color-btn:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.12),
              inset -3px -3px 6px rgba(255,255,255,0.85);
}
.symbol-color-dot {
  display: inline-block;
  width: 22px;
  height: 22px;
  background: #000000;
  border-radius: 50%;
  box-shadow: 2px 2px 4px rgba(0,0,0,0.12),
              -2px -2px 4px rgba(255,255,255,0.85);
}
.symbol-color-panel {
  display: grid;
  grid-template-columns: repeat(8, 1fr);
  gap: 8px;
  max-height: 0;
  overflow: hidden;
  opacity: 0;
  padding: 0 10px;
  margin-top: 0;
  background-color: #EFEEEE;
  border-radius: 8px;
  box-shadow: 8px 8px 16px rgba(0,0,0,0.2),
              -8px -8px 16px rgba(255,255,255,0.9);
  transition: max-height 0.35s ease, opacity 0.35s ease,
              padding-top 0.35s ease, padding-bottom 0.35s ease,
              margin-top 0.35s ease;
}
.symbol-color-panel.open {
  max-height: 320px;
  opacity: 1;
  padding: 10px;
  margin-top: 8px;
}
.symbol-color-swatch {
  width: 24px;
  height: 24px;
  border-radius: 50%;
  cursor: pointer;
  box-shadow: 2px 2px 4px rgba(0,0,0,0.12),
              -2px -2px 4px rgba(255,255,255,0.85);
  transition: all 0.15s ease;
  justify-self: center;
}
.symbol-color-swatch:hover {
  box-shadow: inset 2px 2px 4px rgba(0,0,0,0.15),
              inset -2px -2px 4px rgba(255,255,255,0.8);
}
.symbol-color-custom {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: #555;
  cursor: pointer;
  padding: 6px 16px;
  border-radius: 8px;
  box-shadow: 3px 3px 6px rgba(0,0,0,0.12),
              -3px -3px 6px rgba(255,255,255,0.85);
  transition: all 0.15s ease;
}
.symbol-color-custom:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.12),
              inset -3px -3px 6px rgba(255,255,255,0.85);
}
.symbol-color-custom .rgb-label {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 12px;
  color: #555;
}
.rgb-num-input {
  flex: 1;
  width: 100%;
  height: 28px;
  border: none;
  border-radius: 8px;
  background-color: #EFEEEE;
  box-shadow: inset 3px 3px 6px rgba(0,0,0,0.12),
              inset -3px -3px 6px rgba(255,255,255,0.9);
  text-align: center;
  font-size: 12px;
  color: #444;
  outline: none;
  box-sizing: border-box;
  cursor: pointer;
}
.modal-footer {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
}
.modal-btn,
#welcomeNextBtn {
  height: 38px;
  padding: 0 24px;
  font-size: 14px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 8px;
  border: none;
  background: transparent;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15),
              -4px -4px 8px rgba(255,255,255,0.9);
}
.modal-btn:hover,
#welcomeNextBtn:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  border-radius: 8px;
}
.modal-btn-cancel {
  color: #888;
}

/* Welcome Modal */
.welcome-modal {
  width: 440px;
  padding: 0;
  overflow: hidden;
  border-radius: 20px;
  background-color: #EFEEEE;
}
.welcome-slides {
  min-height: 235px;
  padding: 24px 30px 0;
  overflow: hidden;
}
.welcome-slide {
  display: none;
  text-align: center;
  animation: welcomeIn 0.35s ease;
}
.welcome-slide.active {
  display: block;
}
@keyframes welcomeIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}
.welcome-modal h3 {
  font-size: 20px;
  color: #444;
  margin-bottom: 6px;
}
.welcome-sub {
  font-size: 13px;
  color: #999;
  margin-bottom: 14px;
}
.welcome-list {
  list-style: none;
  text-align: left;
  padding: 0 8px;
}
.welcome-list li {
  position: relative;
  padding: 7px 0 7px 20px;
  font-size: 14px;
  color: #555;
  border-bottom: 1px dashed rgba(0,0,0,0.08);
}
.welcome-list li:last-child {
  border-bottom: none;
}
.welcome-list li::before {
  content: '';
  position: absolute;
  left: 4px;
  top: 14px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: #d6d5d5;
  box-shadow: inset 2px 2px 3px rgba(0,0,0,0.12),
              inset -2px -2px 3px rgba(255,255,255,0.85);
}
.welcome-dots {
  display: flex;
  justify-content: center;
  gap: 8px;
  padding: 16px 0 0;
}
.welcome-dot {
  width: 8px;
  height: 8px;
  border-radius: 4px;
  background: #E2E1E1;
  box-shadow: 2px 2px 3px rgba(0,0,0,0.12),
              -2px -2px 3px rgba(255,255,255,0.85);
  transition: all 0.3s ease;
}
.welcome-dot.active {
  width: 24px;
  background-color: #d3d2d2;
  box-shadow: inset 2px 2px 3px rgba(0,0,0,0.15),
              inset -2px -2px 3px rgba(255,255,255,0.8);
}
.welcome-footer {
  justify-content: center;
  padding: 14px 0 22px;
}
/* Settings */
.settings-body {
  max-height: 50vh;
  overflow-y: auto;
  padding-right: 10px;
  padding-left: 10px;
  -moz-user-select: text;
  -webkit-user-select: text;
  -ms-user-select: text;
  user-select: text;
}
.settings-section {
  margin-bottom: 20px;
}
.settings-note {
  margin-top: 6px;
  font-size: 12px;
  color: #999;
  line-height: 1.6;
}
.settings-section:last-child {
  margin-bottom: 0;
}
.settings-section-title {
  font-size: 15px;
  color: #555;
  font-weight: 600;
  margin-bottom: 12px;
}
.settings-row {
  display: flex;
  gap: 8px;
  margin-bottom: 8px;
  align-items: center;
}
.settings-label {
  font-size: 13px;
  color: #666;
  min-width: 60px;
  flex-shrink: 0;
}
.settings-select-wrap {
  flex: 1;
  position: relative;
}
.settings-select-btn {
  width: 100%;
  height: 38px;
  border: none;
  background-color: #EFEEEE;
  font-size: 13px;
  color: #444;
  cursor: pointer;
  outline: none;
  padding: 0 30px 0 12px;
  border-radius: 8px;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.10),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='8' height='5'%3E%3Cpath d='M0 0l4 5 4-5z' fill='%23999'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  background-size: 8px 5px;
  text-align: left;
}
#settingsEngineDropdown {
  display: none;
  position: absolute;
  top: calc(100% + 8px);
  left: 0;
  min-width: 100%;
  background-color: #EFEEEE;
  border-radius: 8px;
  box-shadow: 8px 8px 16px rgba(0,0,0,0.2),
              -8px -8px 16px rgba(255,255,255,0.9);
  padding: 0;
  list-style: none;
  margin: 0;
  z-index: 10;
}
#settingsEngineDropdown.open {
  display: block;
}
#settingsEngineDropdown li {
  padding: 10px 24px;
  font-size: 14px;
  color: #555;
  cursor: pointer;
  transition: all 0.15s ease;
  border-radius: 8px;
  margin: 10px;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15),
              -4px -4px 8px rgba(255,255,255,0.9);
}
#settingsEngineDropdown li:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
}
#settingsEngineDropdown li.active {
  color: #333;
  font-weight: 600;
}
.settings-add-btn, .settings-del-btn {
  height: 38px;
  padding: 0 24px;
  font-size: 14px;
  color: #555;
  cursor: pointer;
  white-space: nowrap;
  transition: all 0.15s ease;
  border-radius: 8px;
  border: none;
  background: transparent;
  box-sizing: border-box;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  box-shadow: 4px 4px 8px rgba(0,0,0,0.15),
              -4px -4px 8px rgba(255,255,255,0.9);
}
.settings-add-btn:hover, .settings-del-btn:hover {
  background-color: rgba(0,0,0,0.05);
  box-shadow: inset 4px 4px 8px rgba(0,0,0,0.15),
              inset -4px -4px 8px rgba(255,255,255,0.9);
  border-radius: 8px;
}
.settings-del-btn {
  color: #c44;
}
.settings-toggle-row {
  display: flex;
  gap: 16px;
  margin-bottom: 10px;
}
.toggle-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  color: #555;
  cursor: pointer;
}
.toggle-input {
  display: none;
}
.toggle-switch {
  position: relative;
  width: 36px;
  height: 20px;
  border-radius: 10px;
  background-color: #ccc;
  transition: background-color 0.3s ease;
  flex-shrink: 0;
}
.toggle-switch::after {
  content: '';
  position: absolute;
  top: 2px;
  left: 2px;
  width: 16px;
  height: 16px;
  border-radius: 50%;
  background-color: #fff;
  box-shadow: 2px 2px 4px rgba(0,0,0,0.15);
  transition: transform 0.3s ease;
}
.toggle-input:checked + .toggle-switch {
  background-color: #6B6B6B;
}
.toggle-input:checked + .toggle-switch::after {
  transform: translateX(16px);
}

/* Right-click on empty area */
body {
  user-select: none;
}