/* Shared form and panel primitives for the tool pages (loaded after tools-theme.css). */
.link-btn {
    padding: 0;
    border: 0;
    background: none;
    color: var(--accent);
    font: inherit;
    text-decoration: underline;
    text-underline-offset: 3px;
    cursor: pointer;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    overflow: hidden;
    clip: rect(0 0 0 0);
    white-space: nowrap;
}

.panel {
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 20px;
    box-shadow: var(--shadow);
}

.panel h2,
.results h2 {
    margin: 0;
    font-size: 1.0625rem;
}

.panel-head {
    display: flex;
    align-items: baseline;
    justify-content: space-between;
    margin-bottom: 14px;
}

.count {
    font-size: 0.875rem;
    color: var(--text-muted);
}

.field-label {
    display: block;
    margin: 12px 0 6px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

input[type="text"],
textarea,
select {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

textarea {
    min-height: 220px;
    resize: vertical;
    font-family: var(--mono);
    font-size: 0.875rem;
    line-height: 1.5;
}

select {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid var(--border-strong);
    border-radius: var(--radius-sm);
    background: var(--bg);
    color: var(--text);
    font: inherit;
}

input:focus-visible,
textarea:focus-visible,
select:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 1px;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 9px 16px;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    font: inherit;
    font-weight: 600;
    cursor: pointer;
}

.btn-primary {
    background: var(--accent);
    color: var(--accent-contrast);
    padding: 11px 28px;
}

.btn-primary:hover {
    background: var(--accent-hover);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: progress;
}

.btn-secondary {
    background: var(--surface);
    color: var(--text);
    border-color: var(--border-strong);
}

.btn-secondary:hover {
    border-color: var(--accent);
}

.hint {
    margin: 8px 0 0;
    font-size: 0.875rem;
    color: var(--text-muted);
    max-width: 70ch;
}

code {
    font-family: var(--mono);
    font-size: 0.85em;
    background: var(--surface-2);
    padding: 1px 5px;
    border-radius: 4px;
}

input[type="checkbox"] {
    accent-color: var(--accent);
    width: 16px;
    height: 16px;
}

.message {
    margin: 0;
    color: var(--text-muted);
}

.message.error {
    color: var(--danger);
}

.chip {
    padding: 6px 14px;
    border: 1px solid var(--border-strong);
    border-radius: 999px;
    background: var(--surface);
    color: var(--text);
    font: inherit;
    font-size: 0.9375rem;
    cursor: pointer;
}

.chip span {
    color: var(--text-muted);
    margin-left: 4px;
}

.chip[aria-pressed="true"] {
    background: var(--accent-soft);
    border-color: var(--accent);
    color: var(--text);
}

.inline {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.checks {
    margin: 16px 0 0;
    padding: 0;
    border: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px 24px;
}

.checks legend {
    padding: 0;
    margin-bottom: 8px;
    font-size: 0.875rem;
    color: var(--text-muted);
}

.checks label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.page-header {
    padding: 28px 0 20px;
}

.page-header h1 {
    margin: 0 0 8px;
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.page-header p {
    margin: 0 0 12px;
    max-width: 62ch;
    color: var(--text-muted);
}

[hidden] {
    display: none !important;
}

.toolbar {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 12px;
    margin-bottom: 12px;
}

.toolbar .group {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.btn-sm {
    padding: 6px 14px;
}

.grid-2 {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
}

.grid-2 > * {
    min-width: 0;
}

.fields {
    display: flex;
    flex-wrap: wrap;
    gap: 12px 20px;
    align-items: flex-end;
}

.fields .field-label {
    margin-top: 0;
}

.stat-line {
    margin: 12px 0 0;
    font-size: 0.875rem;
    color: var(--text-muted);
    font-variant-numeric: tabular-nums;
}

.page-wrap-narrow {
    max-width: 1100px;
}

@media (max-width: 760px) {
    .grid-2 {
        grid-template-columns: 1fr;
    }

    textarea {
        min-height: 160px;
    }
}

.fields + textarea {
    margin-top: 12px;
}