/* Compare page. Layout only; components come from the shared system. */

.compare-page {
    justify-content: flex-start;
    gap: var(--spacing-xl);
    padding-bottom: var(--spacing-3xl);
}

/* Page intro: the site page-hero layout on the app text roles. */
.compare-page-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-base);
    width: 100%;
    max-width: 680px;
    margin: 0 auto;
    padding-top: var(--spacing-xl);
    text-align: center;
}

.compare-page-header > * {
    margin: 0;
}

/* Stage: Deck A | swap | Deck B */
.compare-stage-layout {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    gap: var(--spacing-base);
    align-items: stretch;
}

.compare-stage-swap {
    display: flex;
    align-items: center;
    justify-content: center;
}

.compare-stage-panel.is-resolved {
    padding: 0;
    background: transparent;
    border-color: transparent;
    box-shadow: none;
    overflow: visible;
}

.compare-stage-panel:not(.is-resolved) {
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.compare-stage-input-shell {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    align-items: center;
    justify-content: center;
    width: 100%;
    margin-inline: auto;
}

.compare-stage-input-shell .dc-input-container,
.compare-stage-input-shell .dc-input {
    width: 100%;
}

/* Labeled picker button inside the field */
.compare-stage-picker-btn {
    width: auto;
    gap: 4px;
    padding: 0 var(--spacing-xs);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    white-space: nowrap;
}

.compare-stage-input-shell .dc-input-container:has(.compare-stage-picker-btn) .dc-input {
    padding-right: 6rem;
}

.compare-side-label {
    font-weight: var(--font-weight-semibold);
}

.compare-side-label--left {
    color: var(--dc-color-accent);
}

.compare-side-label--right {
    color: var(--accent-emerald);
}

/* Compare deck card: the shared .deck-card plus a side label, a reset
   button in the corner, and a Bracket item that opens the bracket modal. */
.compare-deck-card {
    min-height: 280px;
}

.compare-deck-card .deck-format-badge {
    right: calc(var(--spacing-xl) + 32px + var(--spacing-sm));
}

.compare-deck-card-reset {
    position: absolute;
    top: calc(var(--spacing-xl) - 6px);
    right: var(--spacing-xl);
    z-index: 5;
    width: 32px;
    padding: 0;
}

.compare-deck-card-reset svg {
    width: 14px;
    height: 14px;
}

.compare-deck-card-bracket {
    appearance: none;
    border-top: 0;
    border-right: 0;
    border-bottom: 0;
    padding-top: 0;
    padding-bottom: 0;
    padding-right: 0;
    background: none;
    font: inherit;
    color: inherit;
    cursor: pointer;
    transition: color var(--dc-duration-fast) var(--dc-easing-standard);
}

.compare-deck-card-bracket:hover,
.compare-deck-card-bracket:focus-visible {
    color: var(--dc-color-accent);
    outline: none;
}

/* Results */
.compare-section-stack,
.compare-section-panel {
    display: flex;
    flex-direction: column;
}

.compare-section-stack {
    gap: var(--spacing-4xl);
}

.compare-section-panel {
    gap: var(--spacing-sm);
}

.compare-section-panel .dc-section-header {
    margin-bottom: 0;
}

@media (min-width: 640px) {
    .compare-section-stack.list-view .dc-sections-wrapper {
        display: block;
        column-count: 2;
        column-gap: var(--spacing-sm);
    }

    .compare-section-stack.list-view .dc-type-section {
        display: inline-block;
        width: 100%;
        margin-bottom: var(--spacing-sm);
        break-inside: avoid;
        page-break-inside: avoid;
    }
}

.compare-add-cut-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-base);
}

.compare-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-lg);
    text-align: center;
}

.compare-state-error {
    align-items: flex-start;
    color: var(--dc-color-danger-text);
    text-align: left;
}

.compare-copy-button {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    flex: 0 0 auto;
    white-space: nowrap;
}

.compare-copy-button svg {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
}

.compare-copy-button:disabled {
    opacity: 0.45;
    cursor: not-allowed;
}

.compare-difference-export-textarea {
    width: 100%;
    min-height: 40vh;
    resize: vertical;
    font-family: var(--font-monospace);
    line-height: 1.5;
}

.compare-section-stack .dc-card-qty-input {
    width: 1.25rem;
    pointer-events: none;
}

.compare-row-actions:empty {
    display: none;
}

/* Add-to-Deck-A button on addition rows (owner of Deck A only). The
   builder hides unlisted row actions on phones; this one stays. */
.compare-section-stack .card-entry-list .dc-card-actions.compare-row-actions .dc-card-action.compare-add-to-deck-btn {
    display: inline-flex;
}

.compare-add-to-deck-btn:hover:not(:disabled),
.compare-add-to-deck-btn:focus-visible {
    color: var(--accent-emerald);
}

.compare-add-to-deck-btn.is-added {
    color: var(--accent-emerald);
    cursor: default;
}

.dc-card-entry-grid .compare-add-to-deck-btn {
    position: absolute;
    top: var(--spacing-xs);
    left: var(--spacing-xs);
    z-index: 2;
    padding: 6px;
    opacity: 1;
    color: var(--dc-color-text);
    background: var(--dc-color-background);
}

.dc-card-entry-grid .compare-add-to-deck-btn.is-added {
    color: var(--accent-emerald);
}

/* Row states: add = Deck B's color, cut = danger, count change = gold,
   section move = accent. */
.dc-quantity-badge--add {
    background: var(--accent-emerald);
    color: var(--dc-color-background);
}

.dc-quantity-badge--cut {
    background: var(--dc-color-danger);
    color: #fff;
}

.card-entry-list.is-delta-add .dc-card-qty-input {
    color: var(--accent-emerald);
}

.card-entry-list.is-delta-cut .dc-card-qty-input {
    color: var(--dc-color-danger);
}

.card-entry-list.is-delta-qty .dc-card-qty-input {
    color: var(--color-tier-gold);
}

.card-entry-list.is-delta-move .dc-card-qty-input {
    color: var(--dc-color-accent);
}

@media (max-width: 960px) {
    .compare-stage-layout {
        grid-template-columns: minmax(0, 1fr);
    }

    .compare-add-cut-grid {
        grid-template-columns: minmax(0, 1fr);
    }
}

@media (max-width: 640px) {
    .compare-copy-button {
        flex: 1 1 100%;
        justify-content: center;
    }
}

@media (max-width: 767px) {
    .dc-panel {
        min-height: 0;
    }
}