/* RNG Tester Styles */

.main-content {
    margin-left: 0 !important;
}

/* ── Form ── */
.rng-form-card {
    margin-bottom: 16px;
}

.rng-form {
    width: 100%;
}

.form-row {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    align-items: flex-end;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
    flex: 1 1 160px;
    min-width: 140px;
}

.form-group--action {
    flex: 0 0 auto;
}

.form-group label,
.form-label-spacer {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    display: block;
    min-height: 1.2em;
}

.form-input {
    padding: 9px 12px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    background: var(--bg-input);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    font-family: var(--font-mono);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    width: 100%;
}

.form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-primary-glow);
}

.form-input.is-invalid {
    border-color: var(--error-color);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.12);
}

.field-error {
    font-size: var(--font-size-xs);
    color: var(--error-color);
    min-height: 1em;
}

/* ── Stats ── */
.rng-stats[hidden] { display: none; }

.rng-stats {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-bottom: 16px;
}

.stat-pill {
    display: flex;
    flex-direction: column;
    gap: 2px;
    padding: 10px 18px;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-default);
    background: var(--bg-card);
    min-width: 120px;
}

.stat-pill-label {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

.stat-pill-value {
    font-size: var(--font-size-xl);
    font-weight: var(--font-weight-bold);
    font-family: var(--font-mono);
}

.stat-pill--total .stat-pill-value  { color: var(--accent-primary); }
.stat-pill--unique .stat-pill-value { color: var(--status-online); }
.stat-pill--dup .stat-pill-value    { color: var(--accent-gold); }
.stat-pill--rate .stat-pill-value   { color: var(--text-secondary); }

/* ── Results card ── */
.rng-results-card {
    padding: 0;
    overflow: hidden;
}

.results-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 12px;
    padding: 16px 20px;
    border-bottom: 1px solid var(--border-default);
}

.results-header h2 {
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
}

.results-header-right {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.results-legend {
    display: flex;
    gap: 16px;
    align-items: center;
}

.btn-export {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 7px 14px;
    border: 1px solid var(--border-default);
    border-radius: var(--radius-md);
    background: var(--bg-input);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    cursor: pointer;
    transition: border-color var(--transition-fast), color var(--transition-fast), background var(--transition-fast);
    white-space: nowrap;
}

.btn-export:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
    background: var(--bg-card-hover);
}

.btn-export:disabled {
    opacity: 0.6;
    pointer-events: none;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.legend-dot {
    width: 10px;
    height: 10px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.legend-dot--normal { background: var(--status-online); }
.legend-dot--dup    { background: var(--accent-gold); }

/* ── Sequence header (multi-draw) ── */
.sequence-header {
    grid-column: 1 / -1;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 10px 16px;
    margin-top: 4px;
    background: var(--bg-input);
    border-top: 2px solid var(--accent-primary);
    border-bottom: 1px solid var(--border-default);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    color: var(--accent-primary);
    text-transform: uppercase;
    letter-spacing: 0.06em;
}

.sequence-header:first-child {
    margin-top: 0;
    border-top-width: 1px;
}

/* ── Results list ── */
.results-list-wrapper {
    max-height: 560px;
    overflow-y: auto;
}

.results-list {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(160px, 1fr));
    gap: 0;
}

.result-row {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 8px 16px;
    border-bottom: 1px solid var(--border-subtle);
    transition: background var(--transition-fast);
}

.result-row:hover {
    background: var(--bg-card-hover);
}

.result-row--duplicate {
    background: rgba(217, 119, 6, 0.07);
    border-left: 3px solid var(--accent-gold);
}

.result-row--duplicate:hover {
    background: rgba(217, 119, 6, 0.13);
}

.result-index {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    font-family: var(--font-mono);
    min-width: 40px;
    flex-shrink: 0;
}

.result-value {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    font-family: var(--font-mono);
    color: var(--text-primary);
    flex: 1;
}

.result-badge {
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    padding: 2px 7px;
    border-radius: var(--radius-full);
    flex-shrink: 0;
}

.result-badge--dup {
    background: rgba(217, 119, 6, 0.15);
    color: var(--accent-gold);
    border: 1px solid rgba(217, 119, 6, 0.3);
}

/* ── Loading state ── */
.btn-primary.loading {
    opacity: 0.7;
    pointer-events: none;
}

/* ── Error banner ── */
.error-banner[hidden] { display: none; }

.error-banner {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 12px 16px;
    background: rgba(220, 38, 38, 0.08);
    border: 1px solid rgba(220, 38, 38, 0.25);
    border-radius: var(--radius-md);
    color: var(--error-color);
    font-size: var(--font-size-sm);
    margin-top: 8px;
}

/* ── Dark mode overrides ── */
body.dark-mode .result-row--duplicate {
    background: rgba(251, 191, 36, 0.07);
    border-left-color: var(--accent-gold);
}

body.dark-mode .result-row--duplicate:hover {
    background: rgba(251, 191, 36, 0.12);
}

/* ── Responsive ── */
@media (max-width: 600px) {
    .form-row {
        flex-direction: column;
    }

    .form-group {
        flex: 1 1 100%;
    }

    .rng-stats {
        flex-direction: column;
    }

    .results-list {
        grid-template-columns: 1fr;
    }
}