/* px/rem tool - page-specific styles */
.pxrem-page {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: var(--spacing-lg);
    padding-bottom: var(--spacing-xl);
}

.pxrem-page input,
.pxrem-page select,
.pxrem-page textarea,
.pxrem-page button {
    min-height: 44px;
}

.base-size-card,
.conversion-section,
.bulk-section {
    margin-bottom: 0;
}

.pxrem-heading {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--spacing-md);
}

.pxrem-heading h2 {
    margin: 0;
}

.eyebrow {
    display: block;
    margin-bottom: 0.2rem;
    color: var(--color-accent-secondary);
    font-family: var(--font-mono);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.14em;
}

.base-size-control {
    display: grid;
    grid-template-columns: auto minmax(160px, 240px) 1fr;
    align-items: center;
    gap: var(--spacing-md);
}

.base-size-control > label {
    margin: 0;
    color: var(--color-text);
    font-family: var(--font-mono);
    font-size: 1.1rem;
    text-transform: none;
}

.base-size-input {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

.base-size-input input {
    flex: 1;
}

.base-size-input span {
    color: var(--color-accent-secondary);
    font-family: var(--font-mono);
    font-weight: 700;
}

.hint-text,
.bulk-hint {
    margin: 0;
    color: var(--color-text-muted);
    font-size: 0.9rem;
}

.single-conversion-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr) auto minmax(0, 1fr);
    align-items: center;
    gap: var(--spacing-md);
}

.conversion-card {
    padding: var(--spacing-lg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    background: rgba(var(--color-black-rgb), 0.14);
}

.conversion-card h3 {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    font-family: var(--font-mono);
}

.unit-chip {
    padding: 0.2rem 0.5rem;
    border: 1px solid var(--color-accent-primary);
    border-radius: var(--radius-sm);
    color: var(--color-accent-primary);
    font-size: 0.95rem;
}

.conversion-card input,
.conversion-card button,
.bulk-section input,
.bulk-section select,
.bulk-section textarea,
.bulk-section button,
.base-size-card input {
    min-height: 44px;
}

.conversion-result-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--card-border);
}

.conversion-result-row output {
    min-width: 0;
    overflow-wrap: anywhere;
    color: var(--color-accent-primary);
    font-family: var(--font-mono);
    font-size: clamp(1.25rem, 3vw, 1.8rem);
    font-weight: 700;
}

.conversion-direction {
    color: var(--color-accent-secondary);
    font-size: 1.8rem;
    font-weight: 700;
}

.bulk-toolbar {
    display: flex;
    flex-wrap: wrap;
    align-items: end;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

.bulk-toolbar .form-group {
    min-width: 210px;
    margin-bottom: 0;
}

.bulk-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: var(--spacing-md);
}

.bulk-grid .form-group {
    margin-bottom: 0;
}

.bulk-grid textarea {
    min-height: 190px;
    font-family: var(--font-mono);
}

.bulk-actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.form-status {
    min-height: 1.6rem;
    margin: var(--spacing-sm) 0 0;
    color: var(--color-error);
    font-size: 0.9rem;
}

.form-status:not(:empty)::before {
    content: '⚠ ';
}

.tool-guide {
    max-width: 1000px;
}

.tool-guide h2,
.tool-guide h3 {
    color: var(--color-accent-primary);
}

.tool-guide li + li {
    margin-top: 0.55rem;
}

@media (max-width: 700px) {
    .base-size-control {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .single-conversion-grid {
        grid-template-columns: 1fr;
    }

    .conversion-direction {
        justify-self: center;
        transform: rotate(90deg);
    }

    .bulk-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .conversion-result-row {
        align-items: stretch;
        flex-direction: column;
    }

    .conversion-result-row button {
        width: 100%;
    }
}