/* === Shopping List App CSS === */

/* === Swipe-Item Styles === */
.swipe-item {
    position: relative;
    overflow: hidden;
    touch-action: pan-y;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.swipe-item.swiping-right {
    background: linear-gradient(90deg, #198754 0%, transparent 50%);
}

.swipe-item.swiping-left {
    background: linear-gradient(270deg, #dc3545 0%, transparent 50%);
}

/* === Checked-Item-Animation === */
.item-checked {
    opacity: 0.5;
    text-decoration: line-through;
    order: 999;
    transition: opacity 0.3s ease;
}

/* === Completed list on dashboard (all items checked) === */
.list-completed {
    opacity: 0.45;
    transition: opacity 0.3s ease;
}

.list-completed a {
    text-decoration: line-through !important;
    color: var(--bs-secondary) !important;
}

.list-completed:hover {
    opacity: 0.75;
}

/* === Offline-Banner === */
.offline-banner {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 9999;
    padding: 0.5rem 1rem;
    background: var(--bs-warning);
    color: var(--bs-dark);
    text-align: center;
    transform: translateY(-100%);
    transition: transform 0.3s ease;
}

.offline-banner.show {
    transform: translateY(0);
}

/* === Touch-optimierte Checkboxen === */
.check-btn {
    width: 48px;
    height: 48px;
    min-width: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    background: transparent;
    cursor: pointer;
    -webkit-tap-highlight-color: transparent;
}

.check-btn .bi {
    font-size: 1.5rem;
}

/* === PWA Install Prompt === */
.install-prompt {
    position: fixed;
    bottom: 1rem;
    left: 1rem;
    right: 1rem;
    z-index: 9998;
}

/* === Autocomplete === */
.autocomplete-dropdown {
    position: absolute;
    z-index: 1050;
    width: 100%;
    max-height: 300px;
    overflow-y: auto;
    border: 1px solid var(--bs-border-color);
    border-top: none;
    background: var(--bs-body-bg);
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    border-radius: 0 0 var(--bs-border-radius) var(--bs-border-radius);
}

.autocomplete-item {
    padding: 0.75rem 1rem;
    cursor: pointer;
    min-height: 48px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.autocomplete-item:hover,
.autocomplete-item.active {
    background: var(--bs-primary);
    color: var(--bs-white);
}

.autocomplete-item .frequency {
    font-size: 0.75rem;
    opacity: 0.6;
}

/* === Card Enhancements === */
.card {
    border: none;
    box-shadow: 0 1px 3px rgba(0, 0, 0, 0.08);
}

.card-header {
    background: transparent;
    border-bottom: 1px solid var(--bs-border-color);
}

/* === Loading States === */
.loading-spinner {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    border: 2px solid currentColor;
    border-right-color: transparent;
    border-radius: 50%;
    animation: spinner-border 0.75s linear infinite;
}

/* === Category Group === */
.category-group {
    margin-bottom: 1rem;
}

.category-group h6 {
    font-size: 0.75rem;
    letter-spacing: 0.05em;
}

/* Empty sortable lists need a drop target */
.sortable-list:empty {
    min-height: 48px;
    border: 2px dashed var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    opacity: 0.5;
    transition: opacity 0.2s ease;
}

.drop-zone.drag-over .sortable-list:empty {
    opacity: 1;
    border-color: var(--bs-primary);
    background: rgba(var(--bs-primary-rgb), 0.05);
}

/* === Category Insert Line === */
.category-insert-zone {
    position: relative;
    height: 20px;
    margin: -4px 0;
    z-index: 5;
}

.category-insert-line {
    position: absolute;
    top: 50%;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--bs-primary);
    transform: translateY(-50%);
    opacity: 0;
    transition: opacity 0.15s ease;
    pointer-events: none;
}

.category-insert-btn {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--bs-primary);
    background: var(--bs-body-bg);
    color: var(--bs-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    font-size: 1rem;
    line-height: 1;
    padding: 0;
    opacity: 0;
    transition: opacity 0.15s ease, background-color 0.15s ease;
    pointer-events: none;
    z-index: 6;
}

.category-insert-zone:hover .category-insert-line,
.category-insert-zone.touch-active .category-insert-line {
    opacity: 1;
}

.category-insert-zone:hover .category-insert-btn,
.category-insert-zone.touch-active .category-insert-btn {
    opacity: 1;
    pointer-events: auto;
}

.category-insert-btn:hover {
    background: var(--bs-primary);
    color: #fff;
}

/* Category picker popover */
.category-picker-popover {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1060;
    background: var(--bs-body-bg);
    border: 1px solid var(--bs-border-color);
    border-radius: var(--bs-border-radius);
    box-shadow: 0 4px 12px rgba(0,0,0,0.15);
    min-width: 220px;
    max-height: 300px;
    overflow-y: auto;
    padding: 0.25rem 0;
}

.category-picker-popover .picker-item {
    padding: 0.5rem 0.75rem;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.875rem;
    white-space: nowrap;
}

.category-picker-popover .picker-item:hover {
    background: rgba(var(--bs-primary-rgb), 0.1);
}

.category-picker-popover .picker-item i {
    width: 1.25rem;
    text-align: center;
}

.category-picker-popover .picker-divider {
    height: 1px;
    background: var(--bs-border-color);
    margin: 0.25rem 0;
}

.category-picker-popover .picker-item-new {
    color: var(--bs-primary);
    font-weight: 500;
}

/* === Drag and Drop === */
.drag-handle {
    cursor: grab;
    color: var(--bs-secondary);
    opacity: 0.5;
    touch-action: none;
    -webkit-tap-highlight-color: transparent;
    padding: 4px 2px;
    font-size: 1.1rem;
}

.drag-handle:hover {
    opacity: 1;
}

.draggable-item.dragging {
    opacity: 0.3;
}

.drag-placeholder {
    height: 48px;
    border: 2px dashed var(--bs-primary);
    border-radius: var(--bs-border-radius);
    background: rgba(var(--bs-primary-rgb), 0.05);
    margin-bottom: 1px;
    transition: height 0.15s ease;
}

.drop-zone.drag-over {
    background: rgba(var(--bs-primary-rgb), 0.04);
    border-radius: var(--bs-border-radius);
    outline: 2px dashed rgba(var(--bs-primary-rgb), 0.3);
    outline-offset: 4px;
}

.drag-clone {
    position: fixed;
    z-index: 10000;
    pointer-events: none;
    opacity: 0.85;
    transform: rotate(1deg) scale(1.02);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    background: var(--bs-body-bg);
    border-radius: var(--bs-border-radius);
    max-width: 90vw;
}

/* === Navbar Tweaks === */
.navbar-brand i {
    color: var(--bs-primary);
}

#darkmode-toggle {
    border: none;
}

/* === Form focus enhancement === */
.form-control:focus {
    box-shadow: 0 0 0 0.2rem rgba(var(--bs-primary-rgb), 0.15);
}

/* === List Group Items === */
.list-group-item {
    transition: background-color 0.15s ease;
}

/* === Badge improvements === */
.badge {
    font-weight: 500;
}

/* === Responsive === */
@media (max-width: 576px) {
    main.container-fluid {
        padding-left: 0.75rem;
        padding-right: 0.75rem;
    }

    .navbar-brand {
        font-size: 1rem;
    }
}

/* === PWA Standalone Adjustments === */
@media (display-mode: standalone) {
    body {
        padding-top: env(safe-area-inset-top);
        padding-bottom: env(safe-area-inset-bottom);
    }
}

/* === Print === */
@media print {
    .navbar,
    .offline-banner,
    .install-prompt,
    .check-btn,
    .btn {
        display: none !important;
    }

    .item-checked {
        opacity: 0.3;
    }
}