/* Compare page (ecommerce plugin default styles) -------------------------- */
/* Themes can override individual classes in their own SCSS, or override the
   compare.blade.php template entirely (mirrors the product-review pattern). */

/* ---- Tokens (semantic, theme-overridable) ---- */
.compare-area {
    --compare-border: #e5e7eb;
    --compare-border-strong: #d1d5db;
    --compare-surface: #fff;
    --compare-surface-2: #f9fafb;
    --compare-surface-3: #f3f4f6;
    --compare-group-bg: #111827;
    --compare-group-fg: #fff;
    --compare-text: #111827;
    --compare-text-muted: #6b7280;
    --compare-text-soft: #9ca3af;
    --compare-accent: var(--bs-primary, #0d6efd);
    --compare-success-bg: #dcfce7;
    --compare-success-fg: #166534;
    --compare-success-dot: #22c55e;
    --compare-danger-bg: #fee2e2;
    --compare-danger-fg: #991b1b;
    --compare-danger-dot: #ef4444;
    --compare-savings-bg: #fef2f2;
    --compare-savings-fg: #dc2626;
    --compare-row-hover: rgba(13, 110, 253, 0.04);
    --compare-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --compare-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.08);
    --compare-radius: 0.625rem;
    --compare-radius-sm: 0.375rem;
    --compare-transition: 200ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---- Page heading (cellphones.com.vn pattern: H1 with product names) ----
   Sized down so the theme's default h1 styling doesn't make it dominate the
   layout. Higher specificity on .compare-area to outrank theme overrides. */
.compare-area {
    .compare-header {
        .compare-page-title {
            font-size: 1.125rem;
            font-weight: 700;
            color: var(--compare-text);
            line-height: 1.3;
            margin: 0;

            .compare-page-title-products {
                display: inline;
                color: var(--compare-text-muted);
                font-weight: 500;

                &::before {
                    content: ': ';
                    color: var(--compare-text-soft);
                }
            }
        }
    }
}

@media (min-width: 768px) {
    .compare-area .compare-header .compare-page-title {
        font-size: 1.25rem;
    }
}

/* ---- Toolbar ---- */
.compare-toolbar {
    .compare-toolbar-info {
        font-size: 0.875rem;
        color: var(--compare-text-muted);
    }

    .compare-toolbar-actions .btn {
        font-size: 0.875rem;
        transition: background-color var(--compare-transition), color var(--compare-transition), border-color var(--compare-transition);
    }
}

.compare-diff-toggle {
    cursor: pointer;
    user-select: none;
    font-size: 0.875rem;
    padding: 0.4rem 0.75rem;
    border-radius: 999px;
    background: var(--compare-surface-3);
    transition: background-color var(--compare-transition);

    &:hover {
        background: var(--compare-border);
    }

    input {
        cursor: pointer;
    }
}

/* ---- Grid wrapper (scroll container) ---- */
.compare-table {
    border-radius: var(--compare-radius);
    background: var(--compare-surface);
    box-shadow: var(--compare-shadow-sm);
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.compare-grid {
    table-layout: fixed;
    border-collapse: separate;
    border-spacing: 0;
    width: 100%;
    min-width: 720px;
    margin-bottom: 0;

    th,
    td {
        vertical-align: middle;
        border: 0;
        border-bottom: 1px solid var(--compare-border);
        padding: 1rem;
    }

    tr:last-child > th,
    tr:last-child > td {
        border-bottom: 0;
    }
}

.compare-col-label {
    width: 220px;
}

.compare-col-product,
.compare-col-empty {
    width: auto;
}

/* ---- Sticky product header (with scroll shadow) ---- */
.compare-sticky-head {
    position: sticky;
    top: 0;
    z-index: 5;

    th,
    td {
        background: var(--compare-surface);
        vertical-align: top;
        padding: 1.5rem 1rem 1.25rem;
        border-bottom: 1px solid var(--compare-border);
    }

    > tr > th:first-child {
        font-weight: 600;
        color: var(--compare-text-muted);
        font-size: 0.875rem;
        text-transform: uppercase;
        letter-spacing: 0.04em;
    }
}

/* ---- Filled product cell (card) ---- */
.compare-product-cell {
    position: relative;
    text-align: center;
    border: 1px solid var(--compare-border);
    border-radius: var(--compare-radius);
    transition: box-shadow var(--compare-transition), border-color var(--compare-transition);

    &:hover {
        border-color: var(--compare-border-strong);
        box-shadow: var(--compare-shadow-md);
    }
}

.compare-product-remove {
    position: absolute;
    top: 0.5rem;
    right: 0.5rem;
    width: 28px;
    height: 28px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border: 0;
    border-radius: 50%;
    color: var(--compare-text-soft);
    cursor: pointer;
    transition: background-color var(--compare-transition), color var(--compare-transition);

    /* Expand the hit area to meet 44px touch target without growing the visual. */
    &::before {
        content: '';
        position: absolute;
        inset: -8px;
    }

    &:hover,
    &:focus-visible {
        background: var(--compare-danger-bg);
        color: var(--compare-danger-fg);
        outline: none;
    }

    &:focus-visible {
        box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.25);
    }

    svg,
    i {
        width: 16px;
        height: 16px;
    }
}

.compare-thumb {
    margin-bottom: 0.875rem;

    a {
        display: inline-block;
    }

    img {
        display: block;
        max-width: 150px;
        max-height: 150px;
        width: 100%;
        height: auto;
        margin: 0 auto;
        object-fit: contain;
    }
}

.compare-product-title {
    font-size: 0.95rem;
    font-weight: 600;
    line-height: 1.4;
    margin: 0 0 0.625rem;
    min-height: 2.6em;
    /* Clamp to 2 lines so cards align even when titles vary. */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;

    a {
        color: var(--compare-text);
        text-decoration: none;
        transition: color var(--compare-transition);

        &:hover {
            color: var(--compare-accent);
        }
    }
}

.compare-product-price {
    margin-bottom: 0.5rem;
    /* Stack vertically — cellphones.com.vn pattern: discounted price big & bold,
       original price as a smaller subtle line below it. */
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.125rem;
    font-variant-numeric: tabular-nums;
    line-height: 1.25;

    /* Current price — primary visual weight. */
    .compare-price,
    .product-price,
    > span:first-child {
        font-size: 1.25rem;
        font-weight: 700;
        color: var(--compare-savings-fg);
    }

    .old-price,
    .product-price-old {
        font-size: 0.8125rem;
        font-weight: 400;
        color: var(--compare-text-muted);
        text-decoration: line-through;
        margin-left: 0;
    }
}

/* Savings badge (-XX%) — sits directly beneath price block. */
.compare-savings-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.25rem 0.625rem;
    border-radius: 999px;
    background: var(--compare-savings-bg);
    color: var(--compare-savings-fg);
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1.3;
    margin: 0 auto 0.75rem;
    width: fit-content;

    svg,
    i {
        width: 14px;
        height: 14px;
    }
}

.compare-product-stock {
    margin-bottom: 1rem;
}

.compare-stock-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.625rem;
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1.3;

    &.compare-stock-in {
        background: var(--compare-success-bg);
        color: var(--compare-success-fg);

        .compare-stock-dot {
            background: var(--compare-success-dot);
        }
    }

    &.compare-stock-out {
        background: var(--compare-danger-bg);
        color: var(--compare-danger-fg);

        .compare-stock-dot {
            background: var(--compare-danger-dot);
        }
    }
}

.compare-stock-dot {
    width: 6px;
    height: 6px;
    border-radius: 50%;
    display: inline-block;
}

.compare-product-actions {
    .btn {
        font-size: 0.875rem;
        font-weight: 600;
        padding: 0.625rem 0.75rem;
        border-radius: var(--compare-radius-sm);
        transition: background-color var(--compare-transition), color var(--compare-transition), transform 100ms ease-out;

        svg,
        i {
            margin-right: 0.35rem;
            width: 16px;
            height: 16px;
        }

        &:active {
            transform: scale(0.98);
        }
    }
}

/* ---- Empty slot cell (clean placeholder, opens picker modal on click) ---- */
.compare-empty-slot {
    padding: 0.5rem !important;
}

.compare-add-slot {
    width: 100%;
    height: 100%;
    min-height: 220px;
    border: 1.5px dashed var(--compare-border-strong);
    border-radius: var(--compare-radius);
    background: var(--compare-surface-2);
    padding: 1.5rem 1rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 0.75rem;
    text-align: center;
    color: var(--compare-text-muted);
    cursor: pointer;
    transition: border-color var(--compare-transition), background-color var(--compare-transition), transform 100ms ease-out;

    &:hover,
    &:focus-visible {
        border-color: var(--compare-accent);
        background: var(--compare-surface);
        color: var(--compare-text);
        outline: none;
    }

    &:focus-visible {
        box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.18);
    }

    &:active {
        transform: scale(0.99);
    }

    .compare-add-slot-icon {
        width: 56px;
        height: 56px;
        border-radius: 50%;
        display: inline-flex;
        align-items: center;
        justify-content: center;
        background: var(--compare-surface);
        border: 1.5px solid var(--compare-border-strong);
        color: var(--compare-text-soft);
        transition: color var(--compare-transition), border-color var(--compare-transition), background-color var(--compare-transition);

        svg,
        i {
            width: 24px;
            height: 24px;
        }
    }

    &:hover .compare-add-slot-icon,
    &:focus-visible .compare-add-slot-icon {
        color: var(--compare-accent);
        border-color: var(--compare-accent);
        background: rgba(13, 110, 253, 0.06);
    }

    .compare-add-slot-label {
        font-size: 0.875rem;
        font-weight: 500;
    }
}

/* ============================================================================
 * Product-picker modal (standalone — no Bootstrap dependency)
 * ========================================================================== */
body.compare-picker-open {
    overflow: hidden;
}

.compare-picker {
    position: fixed;
    inset: 0;
    z-index: 1080;
    display: none;

    &.is-open {
        display: block;
    }
}

.compare-picker-backdrop {
    position: absolute;
    inset: 0;
    background: rgba(15, 23, 42, 0.55);
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
    animation: compare-picker-fade-in 200ms ease-out;
}

@keyframes compare-picker-fade-in {
    from { opacity: 0; }
    to   { opacity: 1; }
}

@keyframes compare-picker-slide-in {
    from { opacity: 0; transform: translate(-50%, -45%); }
    to   { opacity: 1; transform: translate(-50%, -50%); }
}

.compare-picker-dialog {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: min(960px, calc(100vw - 2rem));
    max-height: min(720px, calc(100vh - 2rem));
    background: var(--compare-surface);
    border-radius: var(--compare-radius);
    box-shadow: 0 24px 48px rgba(0, 0, 0, 0.25);
    display: flex;
    flex-direction: column;
    overflow: hidden;
    animation: compare-picker-slide-in 220ms cubic-bezier(0.4, 0, 0.2, 1);

    &:focus {
        outline: none;
    }
}

.compare-picker-head {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
    padding: 0.875rem 1rem 0.875rem 1.25rem;
    border-bottom: 1px solid var(--compare-border);
    flex-shrink: 0;
}

.compare-picker-title {
    margin: 0;
    font-size: 1rem;
    font-weight: 600;
    color: var(--compare-text);
    line-height: 1.3;
}

.compare-picker-close {
    width: 32px;
    height: 32px;
    border: 0;
    border-radius: 50%;
    background: transparent;
    color: var(--compare-text-muted);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    transition: background-color var(--compare-transition), color var(--compare-transition);

    /* Expand hit area to 44pt without growing the visual. */
    &::before {
        content: '';
        position: absolute;
        inset: -6px;
    }

    position: relative;

    &:hover,
    &:focus-visible {
        background: var(--compare-surface-3);
        color: var(--compare-text);
        outline: none;
    }

    svg,
    i {
        width: 18px;
        height: 18px;
    }
}

.compare-picker-search {
    padding: 0.75rem 1.25rem;
    flex-shrink: 0;
    /* Inner relative container so the icon centers on the input, not the
       outer padded wrapper. */
    position: relative;
}

.compare-picker-search-icon {
    position: absolute;
    right: calc(1.25rem + 0.875rem);
    top: 50%;
    transform: translateY(-50%);
    color: var(--compare-text-muted);
    pointer-events: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 18px;
    height: 18px;

    svg,
    i {
        width: 18px;
        height: 18px;
    }
}

.compare-picker-search-input {
    display: block;
    width: 100%;
    height: 40px;
    border: 1px solid var(--compare-border);
    border-radius: 8px;
    padding: 0 2.5rem 0 0.875rem;
    font-size: 0.875rem;
    line-height: 1.4;
    color: var(--compare-text);
    background: var(--compare-surface-2);
    transition: border-color var(--compare-transition), box-shadow var(--compare-transition), background-color var(--compare-transition);

    &::placeholder {
        color: var(--compare-text-soft);
    }

    &:hover {
        background: var(--compare-surface);
    }

    &:focus {
        border-color: var(--compare-accent);
        background: var(--compare-surface);
        box-shadow: 0 0 0 3px rgba(13, 110, 253, 0.12);
        outline: none;
    }
}

.compare-picker-body {
    padding: 0.5rem 1.25rem 1.25rem;
    overflow-y: auto;
    flex: 1 1 auto;
    -webkit-overflow-scrolling: touch;

    /* Subtle scrollbar styling for webkit. */
    &::-webkit-scrollbar { width: 8px; }
    &::-webkit-scrollbar-thumb { background: var(--compare-border-strong); border-radius: 999px; }
    &::-webkit-scrollbar-track { background: transparent; }
}

.compare-picker-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0.75rem;
}

@media (max-width: 991.98px) {
    .compare-picker-grid { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 575.98px) {
    .compare-picker-grid { grid-template-columns: repeat(2, 1fr); }
}

.compare-picker-card {
    display: flex;
    flex-direction: column;
    background: var(--compare-surface);
    border: 1px solid var(--compare-border);
    border-radius: var(--compare-radius);
    padding: 0.75rem;
    transition: box-shadow var(--compare-transition), border-color var(--compare-transition);

    &:hover {
        box-shadow: var(--compare-shadow-md);
        border-color: var(--compare-border-strong);
    }
}

.compare-picker-card-thumb {
    display: block;
    aspect-ratio: 1;
    margin-bottom: 0.5rem;
    overflow: hidden;
    border-radius: var(--compare-radius-sm);

    img {
        width: 100%;
        height: 100%;
        object-fit: contain;
        transition: transform var(--compare-transition);
    }

    &:hover img {
        transform: scale(1.04);
    }
}

.compare-picker-card-title {
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.4;
    margin: 0 0 0.5rem;
    /* 2-line clamp for consistent card heights */
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
    min-height: 2.5em;

    a {
        color: var(--compare-text);
        text-decoration: none;

        &:hover {
            color: var(--compare-accent);
        }
    }
}

.compare-picker-card-prices {
    display: flex;
    flex-direction: column;
    margin-bottom: 0.625rem;
    font-variant-numeric: tabular-nums;
    line-height: 1.3;
}

.compare-picker-card-price {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--compare-savings-fg);
}

.compare-picker-card-price-old {
    font-size: 0.75rem;
    color: var(--compare-text-muted);
    text-decoration: line-through;
}

.compare-picker-card-select {
    margin-top: auto;
    font-size: 0.8125rem;
    font-weight: 600;
    padding: 0.5rem 0.375rem;
    border-radius: var(--compare-radius-sm);
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.25rem;
    white-space: nowrap;
    /* Shrink long-language strings rather than wrap onto a 2nd line. */
    overflow: hidden;
    text-overflow: ellipsis;

    svg,
    i {
        width: 14px;
        height: 14px;
        flex-shrink: 0;
    }
}

.compare-picker-status {
    text-align: center;
    color: var(--compare-text-muted);
    padding: 1.25rem 0;
    font-size: 0.875rem;

    &:empty {
        display: none;
    }
}

.compare-picker-load-more {
    display: block;
    margin: 1rem auto 0;
    border: 1px solid var(--compare-border-strong);
    background: var(--compare-surface);
    color: var(--compare-text);
    padding: 0.5rem 1.5rem;
    border-radius: 999px;
    font-size: 0.875rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color var(--compare-transition), color var(--compare-transition);

    &:hover:not(:disabled) {
        border-color: var(--compare-accent);
        color: var(--compare-accent);
    }

    &:disabled {
        opacity: 0.5;
        cursor: default;
    }
}

.compare-picker-foot {
    border-top: 1px solid var(--compare-border);
    padding: 0.75rem 1.25rem;
    flex-shrink: 0;
    background: var(--compare-surface-2);
}

.compare-picker-url-summary {
    cursor: pointer;
    font-size: 0.875rem;
    color: var(--compare-text-muted);
    list-style: none;
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    transition: color var(--compare-transition);

    &::-webkit-details-marker { display: none; }

    &:hover { color: var(--compare-accent); }

    svg,
    i {
        width: 16px;
        height: 16px;
    }
}

.compare-picker-url-form {
    .form-control {
        font-size: 0.875rem;
    }
}

@media (max-width: 575.98px) {
    .compare-picker-dialog {
        width: 100vw;
        max-height: 100vh;
        border-radius: 0;
        top: 0;
        left: 0;
        transform: none;
        animation: compare-picker-fade-in 200ms ease-out;
    }
}

@media (prefers-reduced-motion: reduce) {
    .compare-picker-backdrop,
    .compare-picker-dialog {
        animation: none;
    }
}

/* ---- Group title row (cellphones.com.vn pattern: subtle gray bar with accent stripe) ---- */
.compare-group-row > .compare-group-title {
    background: var(--compare-surface-3);
    color: var(--compare-text);
    font-weight: 700;
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 0.08em;
    padding: 0.65rem 1rem 0.65rem 1.25rem;
    position: relative;
    border-left: 3px solid var(--compare-accent);
}

/* ---- Spec rows ---- */
.compare-spec-row {
    transition: background-color 150ms ease-out;

    &:nth-of-type(even) {
        background: var(--compare-surface-2);
    }

    &:hover {
        background: var(--compare-row-hover);
    }

    .compare-row-label {
        font-weight: 500;
        color: var(--compare-text);
        font-size: 0.875rem;
    }

    .compare-spec-value {
        font-size: 0.875rem;
        color: var(--compare-text);
        line-height: 1.5;
        font-variant-numeric: tabular-nums;
        text-align: center;
    }
}

.compare-empty-cell {
    color: var(--compare-text-soft);
    text-align: center;
}

/* ---- Diff-only state ---- */
.compare-diff-only .compare-spec-row.compare-row-same,
.compare-diff-only .compare-group-row.compare-row-same {
    display: none;
}

/* ---- First column sticky-left on small screens ---- */
@media (max-width: 768px) {
    .compare-grid {
        min-width: 540px;
    }

    .compare-grid th:first-child,
    .compare-grid td:first-child {
        position: sticky;
        left: 0;
        background: var(--compare-surface);
        z-index: 2;
        box-shadow: 1px 0 0 var(--compare-border);
    }

    .compare-spec-row:nth-of-type(even) > th:first-child,
    .compare-spec-row:nth-of-type(even) > td:first-child {
        background: var(--compare-surface-2);
    }

    .compare-group-row > .compare-group-title {
        background: var(--compare-group-bg);
    }

    .compare-col-label {
        width: 110px;
    }

    .compare-grid th,
    .compare-grid td {
        padding: 0.625rem 0.5rem;
    }

    .compare-spec-row .compare-row-label {
        font-size: 0.8125rem;
    }

    .compare-product-cell {
        min-width: 150px;
    }

    .compare-thumb img {
        max-width: 100px;
        max-height: 100px;
    }

    .compare-product-title {
        font-size: 0.875rem;
        min-height: 2.4em;
    }

    .compare-product-price {
        .compare-price,
        .product-price,
        > span:first-child {
            font-size: 1rem;
        }
    }

    .compare-product-actions .btn {
        font-size: 0.75rem;
        padding: 0.5rem 0.5rem;
        white-space: nowrap;
        gap: 0.25rem;

        svg,
        i {
            width: 14px;
            height: 14px;
        }
    }

    .compare-empty-slot {
        min-width: 150px;
    }

    .compare-add-slot {
        min-height: 200px;
        padding: 1rem 0.5rem;
    }

    .compare-add-slot-label {
        font-size: 0.8125rem;
    }

    .compare-toolbar {
        gap: 0.75rem !important;
    }
}

@media (max-width: 480px) {
    .compare-col-label {
        width: 90px;
    }

    .compare-thumb img {
        max-width: 80px;
        max-height: 80px;
    }

    .compare-product-cell,
    .compare-empty-slot {
        min-width: 130px;
    }
}

/* ---- Reduced motion ---- */
@media (prefers-reduced-motion: reduce) {
    .compare-area * {
        transition: none !important;
        animation: none !important;
    }
}