@layer utilities {
    .content-auto { content-visibility: auto; }
    .scrollbar-thin { scrollbar-width: thin; }
    .scrollbar-none { scrollbar-width: none; }
    .scrollbar-none::-webkit-scrollbar { display: none; }
}
.sort-item {
    cursor: grab;
    user-select: none;
    -webkit-user-select: none;
    transition: background-color 0.2s ease;
}
.sort-item.dragging {
    opacity: 0.6;
    background-color: #e2e8f0;
    cursor: grabbing;
    touch-action: none;
}
.sort-item.drag-placeholder {
    opacity: 0.3;
    background-color: rgba(59,130,246,0.1);
    border: 1px dashed #3b82f6;
}
.account-tab {
    cursor: pointer;
    white-space: nowrap;
}
#tab-container > .account-tab[data-sort="true"] {
    position: sticky !important;
    left: 0 !important;
    z-index: 2 !important;
}
.sleep-highlight {
    background-color: #dbeafe !important;
}
.sleep-highlight-tab {
    background-color: #dbeafe;
}
.helper-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.5rem 0;
    border-bottom: 1px solid #e2e8f0;
}
.helper-row:last-child {
    border-bottom: none;
}

/* 深色模式 */
.dark {
    background-color: #1a1a2e;
}
.dark body, .dark .bg-gray-50, .dark .bg-gray-100 {
    background-color: #1a1a2e !important;
}
.dark .bg-white {
    background-color: #2d2d44 !important;
}
.dark .text-gray-800, .dark .text-gray-700 {
    color: #e2e8f0 !important;
}
.dark .text-gray-600, .dark .text-gray-500 {
    color: #a0aec0 !important;
}
.dark .text-gray-400 {
    color: #718096 !important;
}
.dark .border-gray-200, .dark .border-gray-300 {
    border-color: #3d3d5c !important;
}
.dark .bg-gray-200 {
    background-color: #3d3d5c !important;
}
.dark .bg-gray-300 {
    background-color: #4a4a6a !important;
}
.dark .bg-gray-50 {
    background-color: #252540 !important;
}
.dark .account-tab {
    background-color: transparent !important;
}
.dark .account-tab.text-gray-500 {
    color: #a0aec0 !important;
}
.dark .sort-item {
    background-color: #252540 !important;
    border-color: #3d3d5c !important;
}
.dark #main-display-area .bg-white {
    background-color: #2d2d44 !important;
}
.dark #data-info .bg-white {
    background-color: #2d2d44 !important;
}
.dark input, .dark textarea, .dark select {
    background-color: #252540 !important;
    color: #e2e8f0 !important;
    border-color: #3d3d5c !important;
}
.dark input::placeholder, .dark textarea::placeholder {
    color: #718096 !important;
}
.dark #sticky-top-bar {
    background-color: #1a1a2e !important;
}
.dark #tab-container > .account-tab[data-sort="true"] {
    background-color: #1a1a2e !important;
}
.dark .modal-content {
    background-color: #2d2d44 !important;
}
.dark .helper-row {
    border-bottom-color: #3d3d5c !important;
}
.dark #chest-notification .bg-green-500 {
    background-color: #059669 !important;
}
.dark .sleep-highlight, .dark .sleep-highlight-tab {
    background-color: #000000 !important;
}