.converter-controls {
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.converter-controls .toggle {
    flex: 1 1 280px;
    max-width: 480px;
    margin: 0;
}

.converter-buttons {
    justify-content: flex-end;
}

.toggle {
    display: flex;
    align-items: flex-start;
    gap: 0.85rem;
    padding: 0.75rem;
    border: 1px solid var(--color-border-default);
    border-radius: var(--radius-md);
    background: var(--color-canvas-default);
    cursor: pointer;
}

.toggle input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 0.95rem;
    border-radius: var(--radius-md);
    min-height: 34px;
}

.toggle-indicator {
    width: 42px;
    height: 24px;
    border-radius: 999px;
    background: var(--color-border-muted);
    position: relative;
    flex-shrink: 0;
    transition: background 0.2s ease;
}

.toggle-indicator::after {
    content: '';
    position: absolute;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: #ffffff;
    top: 3px;
    left: 4px;
    box-shadow: 0 1px 2px rgba(27, 31, 36, 0.2);
    transition: transform 0.2s ease;
}

.toggle input:checked+.toggle-indicator {
    background: var(--color-accent-fg);
}

.toggle input:checked+.toggle-indicator::after {
    transform: translateX(16px);
}

.toggle-label {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--color-fg-default);
}

.toggle-label small {
    display: block;
    font-weight: 400;
    color: var(--color-fg-muted);
}

.lookup-input {
    min-height: 140px;
    font-size: 1rem;
}

.step-label {
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: var(--color-fg-muted);
}

.citation-steps {
    display: grid;
    gap: 2rem;
}

.manual-form {
    display: grid;
    gap: 1.25rem;
}

.form-section {
    border-top: 1px solid var(--color-border-default);
    padding-top: 1rem;
}

.form-section:first-of-type {
    border-top: none;
    padding-top: 0;
}

.form-section .section-heading {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 0.75rem;
}

.field-label {
    font-weight: 600;
    margin-bottom: 0.5rem;
    display: block;
}

.manual-grid, .date-grid {
    display: grid;
    gap: 0.75rem;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
}

.manual-field {
    display: block;
}

.manual-field span {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-weight: 600;
    color: var(--color-fg-muted);
}

.manual-field+.manual-toggle {
    margin-top: 0.75rem;
}

.manual-field-separated {
    margin-top: 0.6rem;
}

.contributor-list {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.contributor-actions {
    margin-top: 0.75rem;
}

.contributor-row {
    display: grid;
    grid-template-columns: repeat(4, minmax(120px, 1fr)) auto;
    gap: 0.5rem;
    align-items: center;
}

.contributor-row input {
    width: 100%;
}

.remove-contributor {
    border: 1px solid rgba(248, 81, 73, 0.4);
    background: rgba(248, 81, 73, 0.08);
    color: #cf222e;
    border-radius: var(--radius-md);
    padding: 0.35rem 0.75rem;
    cursor: pointer;
    font-size: 0.9rem;
    line-height: 1;
    transition: background 0.2s ease, border-color 0.2s ease;
    justify-self: start;
}

.remove-contributor:hover {
    border-color: rgba(248, 81, 73, 0.6);
    background: rgba(248, 81, 73, 0.2);
}

.manual-toggle-inline {
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    padding: 0.75rem;
}

.manual-toggle-inline .toggle-label {
    flex: 1;
}

.history-section {
    margin: 0;
}

.history-heading {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.75rem;
}

.history-list {
    list-style: none;
    margin: 1rem 0 0;
    --surface-radius: var(--radius-md);
    --surface-padding: 0;
    --surface-bg: var(--color-canvas-subtle);
}

.history-list li {
    padding: 0.85rem 1rem;
    border-bottom: 1px solid var(--color-border-muted);
}

.history-list li:last-child {
    border-bottom: none;
}

.history-list.empty {
    color: var(--color-fg-muted);
    text-align: center;
}

.history-item {
    display: grid;
    grid-template-columns: auto 1fr;
    gap: 0.75rem 1rem;
    align-items: flex-start;
}

.history-select {
    display: flex;
    align-items: center;
    justify-content: center;
    align-self: center;
}

.history-select input[type="checkbox"] {
    width: 1rem;
    height: 1rem;
    margin: 0;
    cursor: pointer;
}

.history-body {
    flex: 1;
    display: grid;
    grid-template-columns: 1fr auto;
    grid-template-areas:
        "reference meta"
        "intext meta"
        "actions actions";
    gap: 0.55rem 1rem;
}

.history-reference {
    margin: 0;
    line-height: 1.6;
    text-indent: -1.5rem;
    padding-left: 1.5rem;
    grid-area: reference;
}

.history-intext {
    margin: 0;
    color: var(--color-fg-muted);
    grid-area: intext;
}

.history-meta {
    margin: 0;
    display: inline-flex;
    align-items: center;
    justify-self: end;
    align-self: start;
    gap: 0.5rem;
    flex-wrap: wrap;
    font-size: 0.9rem;
    grid-area: meta;
}

.history-actions {
    grid-area: actions;
}

.viewer-file-chip {
    background: rgba(15, 23, 42, 0.07);
    border-radius: 999px;
    padding: 0.1rem 0.55rem;
    font-size: 0.78rem;
    line-height: 1.3;
}

.history-date-chip {
    background: rgba(9, 105, 218, 0.12);
    color: var(--color-accent-fg);
    font-weight: 600;
}

@media (max-width: 640px) {
    .contributor-row {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }
}