.compare-panel {
    --compare-font-size: 0.9rem;
    --compare-header-font-size: 0.92rem;
    --compare-meta-font-size: 0.75rem;
    --compare-cell-padding-y: 0.58rem;
    --compare-cell-padding-x: 0.75rem;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: var(--background);
}

#compare-dialog {
    display: none;
    align-items: center;
    justify-content: center;
    padding: max(1rem, env(safe-area-inset-top)) max(1rem, env(safe-area-inset-right)) max(1rem, env(safe-area-inset-bottom)) max(1rem, env(safe-area-inset-left));
    background: rgba(15, 23, 42, 0.52);
}

#compare-dialog:not(.hidden) {
    display: flex;
}

#compare-dialog > .compare-panel {
    width: fit-content !important;
    min-width: min(22rem, 95vw);
    border: 1px solid var(--panel-border);
    background: var(--panel-bg);
    backdrop-filter: blur(20px);
    overflow: hidden;
    max-width: calc(100vw - 2rem);
    max-height: 85vh;
    display: flex;
    flex-direction: column;
}

.compare-dialog-header {
    gap: 1rem;
    padding: 1rem 1.25rem;
    align-items: flex-start;
    border-radius: 0 !important;
}

.compare-dialog-actions {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    flex-wrap: wrap;
    justify-content: flex-end;
}

.compare-dialog-toggle {
    appearance: none;
    -webkit-appearance: none;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 5.25rem;
    height: 2rem;
    padding-inline: 0.85rem;
    border: 1px solid rgba(148, 163, 184, 0.18);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.72);
    box-shadow: none;
    font-size: 0.75rem;
    font-weight: 600;
    line-height: 1;
    color: var(--foreground);
    white-space: nowrap;
}

body.app-body #compare-dialog > .compare-panel > .compare-dialog-header {
    border-radius: 0 !important;
    border-bottom-left-radius: 0 !important;
    border-bottom-right-radius: 0 !important;
}

.dark .compare-dialog-toggle {
    border-color: rgba(148, 163, 184, 0.18);
    background: rgba(15, 23, 42, 0.72);
}

.compare-dialog-toggle:hover {
    background: color-mix(in srgb, var(--accent) 72%, rgba(255, 255, 255, 0.72) 28%);
}

.dark .compare-dialog-toggle:hover {
    background: color-mix(in srgb, var(--accent) 84%, rgba(15, 23, 42, 0.72) 16%);
}

#compare-dialog-content {
    display: flex;
    flex-direction: column;
    flex: 1 1 auto;
    min-height: 0;
    gap: 0;
    background: var(--background);
    padding: 0 !important;
    margin: 0 !important;
    border-top-left-radius: 0 !important;
    border-top-right-radius: 0 !important;
}

#compare-dialog-content,
#compare-dialog-content .compare-table-container,
#compare-dialog-content table,
#compare-dialog-content .compare-pagination,
#compare-dialog-content .compare-empty-state {
    border-radius: 0 !important;
}

.compare-table-container {
    flex: 0 1 auto;
    border: 1px solid rgba(148, 163, 184, 0.18);
    background: var(--background);
    box-sizing: border-box;
    overflow-x: auto !important;
    overflow-y: auto !important;
    padding-right: 0 !important;
    max-height: min(65vh, 42rem);
    min-height: 0;
}

#compare-dialog-content table {
    margin-top: 0;
    border: 0;
    width: max-content;
    min-width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

#compare-dialog-content thead th {
    position: sticky;
    top: 0;
    z-index: 8;
    background: var(--background);
    box-shadow: inset 0 -1px 0 rgba(148, 163, 184, 0.18);
}

#compare-dialog-content th,
#compare-dialog-content td {
    padding: var(--compare-cell-padding-y) var(--compare-cell-padding-x);
    border-right: 1px solid rgba(148, 163, 184, 0.18);
    border-bottom: 1px solid rgba(148, 163, 184, 0.16);
    text-align: center;
    vertical-align: middle;
    line-height: 1.35;
    font-size: var(--compare-font-size);
}

#compare-dialog-content th:last-child,
#compare-dialog-content td:last-child {
    border-right: 0;
    padding-right: 0.9rem;
}

#compare-dialog-content .param-value {
    display: inline-block;
    white-space: nowrap;
}

.compare-column-title {
    display: inline-block;
    font-size: var(--compare-header-font-size);
    font-weight: 600;
    line-height: 1.3;
}

.compare-column-meta {
    display: inline-block;
    margin-top: 0.16rem;
    font-size: var(--compare-meta-font-size);
    line-height: 1.25;
}

#compare-dialog-content th.sticky-first-col,
#compare-dialog-content td.sticky-first-col {
    position: sticky;
    left: 0;
    z-index: 35;
    background-color: var(--background);
    box-shadow: inset -1px 0 0 rgba(148, 163, 184, 0.18);
    vertical-align: middle;
    text-align: center;
    padding-left: 0.8rem;
    padding-right: 0.8rem;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.compare-pagination {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex: 0 0 auto;
    margin-top: 0;
    position: sticky;
    bottom: 0;
    z-index: 12;
    border-top: 0;
    padding: 0.65rem 0.9rem 0.8rem;
    width: 100%;
    margin: 0;
    box-sizing: border-box;
    background: var(--panel-bg);
    backdrop-filter: blur(14px);
    box-shadow: inset 0 1px 0 rgba(148, 163, 184, 0.14);
}

.compare-pagination-info {
    min-width: 5rem;
}

.compare-empty-state {
    border: 1px solid rgba(148, 163, 184, 0.18);
    padding: 1.4rem 1.1rem;
    text-align: center;
    background: rgba(148, 163, 184, 0.04);
}

.compare-empty-title {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.35rem;
}

.compare-empty-text {
    font-size: 0.85rem;
    line-height: 1.55;
    color: var(--muted-foreground);
}

@media (max-width: 768px) {
    #compare-dialog {
        padding: 0 !important;
    }

    #compare-dialog > .compare-panel {
        width: min(100vw - 0.5rem, 100%) !important;
        min-width: min(100vw, 18rem) !important;
        max-width: calc(100vw - 0.5rem) !important;
        max-height: 100dvh !important;
        margin: 0 auto;
        --compare-font-size: clamp(0.72rem, 2.5vw, 0.82rem);
        --compare-header-font-size: clamp(0.76rem, 2.7vw, 0.88rem);
        --compare-meta-font-size: clamp(0.62rem, 2.1vw, 0.72rem);
        --compare-cell-padding-y: clamp(0.38rem, 1.8vw, 0.5rem);
        --compare-cell-padding-x: clamp(0.45rem, 2vw, 0.65rem);
    }

    #compare-dialog-content {
        overflow: hidden !important;
        align-items: stretch !important;
        gap: 0 !important;
    }

    #compare-dialog-content .compare-table-container {
        display: block !important;
        width: 100% !important;
        min-width: 100% !important;
        max-width: 100% !important;
        overflow-x: auto !important;
        overflow-y: auto !important;
        -webkit-overflow-scrolling: touch;
        max-height: none;
        min-height: 10rem;
        flex: 1 1 auto;
    }

    #compare-dialog-content table {
        width: max-content !important;
        min-width: 100% !important;
    }

    #compare-dialog-content th,
    #compare-dialog-content td {
        min-width: max-content !important;
        white-space: nowrap !important;
        font-size: var(--compare-font-size);
    }

    .compare-dialog-header {
        padding: 0.85rem 0.9rem;
    }

    .compare-dialog-header h2 {
        font-size: clamp(0.95rem, 3.8vw, 1.05rem);
        line-height: 1.2;
    }

    .compare-dialog-actions {
        gap: 0.4rem;
    }

    .compare-dialog-toggle {
        min-width: 4.7rem;
        height: 1.9rem;
        padding-inline: 0.7rem;
        font-size: 0.74rem;
    }

    .compare-pagination {
        gap: 0.75rem;
        padding: 0.55rem 0.75rem calc(0.7rem + env(safe-area-inset-bottom));
    }

    .compare-pagination-info {
        min-width: 2.8rem;
        font-size: 0.78rem;
    }
}