.mr-ext-panel .mr-ext-hint {
    font-size: 13px;
    color: var(--text-300, #6b6e7d);
    margin: 0 0 10px;
    line-height: 1.45;
}

.mr-ext-guide {
    margin: 0 0 14px;
    border: 1px solid var(--line, rgba(255, 255, 255, 0.08));
    border-radius: var(--radius-edge);
    background: rgba(255, 255, 255, 0.02);
}
.mr-ext-guide-summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    align-items: center;
    padding: 10px 12px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-200, #b8bac7);
    user-select: none;
}
.mr-ext-guide-summary::-webkit-details-marker { display: none; }
.mr-ext-guide-summary::before {
    content: '▸';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1em;
    margin-right: 6px;
    color: var(--text-300, #6b6e7d);
    font-size: 12px;
    line-height: 1;
    transition: transform 0.15s ease;
}
.mr-ext-guide[open] > .mr-ext-guide-summary::before {
    transform: rotate(90deg);
}
.mr-ext-guide-body {
    padding: 0 12px 12px;
    border-top: 1px solid var(--line, rgba(255, 255, 255, 0.06));
    font-size: 13px;
    color: var(--text-200, #b8bac7);
    line-height: 1.55;
}
.mr-ext-guide-body > p {
    margin: 10px 0 0;
}
.mr-ext-guide-heading {
    margin: 14px 0 6px;
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-300, #6b6e7d);
}
.mr-ext-guide-list {
    margin: 0;
    padding-left: 18px;
}
.mr-ext-guide-list li {
    margin-bottom: 6px;
}
.mr-ext-guide-list li:last-child {
    margin-bottom: 0;
}
.mr-ext-guide-theory {
    margin: 6px 0 0;
}
.mr-ext-filter {
    display: flex;
    align-items: center;
    gap: 8px;
    margin: 0 0 12px;
    font-size: 13px;
    color: var(--text-200, #b8bac7);
    cursor: pointer;
    user-select: none;
}
.mr-ext-filter input[type="checkbox"] {
    cursor: pointer;
    accent-color: var(--accent, #cdab68);
    width: 14px;
    height: 14px;
    margin: 0;
    flex-shrink: 0;
}
.mr-ext-date {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-300, #6b6e7d);
    margin-left: 6px;
}
.mr-ext-table-wrap { overflow-x: auto; }
.mr-ext-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 13px;
}
.mr-ext-table th,
.mr-ext-table td {
    padding: 8px 10px;
    text-align: left;
    border-bottom: 1px solid var(--line, rgba(255, 255, 255, 0.08));
}
.mr-ext-table th {
    color: var(--text-300, #6b6e7d);
    font-weight: 600;
    font-size: 12px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.mr-ext-pct, .mr-ext-z { font-family: var(--font-mono, monospace); }
.mr-ext--extended {
    background: rgba(126, 155, 217, 0.04);
}
.mr-ext-empty {
    font-size: 13px;
    color: var(--text-300, #6b6e7d);
    margin: 0;
}
.mr-ext-sample-badge {
    font-size: 12px;
    font-weight: 500;
    color: var(--text-300, #6b6e7d);
    margin-left: 6px;
    font-family: var(--font-mono, 'IBM Plex Mono', monospace);
}
.mr-ext-signal-list {
    display: flex;
    flex-direction: column;
    gap: 8px;
}
.mr-ext-signal-item {
    border: 1px solid var(--line, rgba(255, 255, 255, 0.08));
    border-radius: var(--radius-edge);
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.02), transparent), var(--surface-card, #12121a);
    overflow: hidden;
}
.mr-ext-signal-item[open] {
    border-color: rgba(126, 155, 217, 0.18);
}
.mr-ext-signal-summary {
    cursor: pointer;
    list-style: none;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px 16px;
    padding: 10px 12px;
    font-size: 14px;
    user-select: none;
}
.mr-ext-signal-summary::-webkit-details-marker { display: none; }
.mr-ext-signal-summary::before {
    content: '▸';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1em;
    color: var(--text-300, #6b6e7d);
    font-size: 12px;
    line-height: 1;
    transition: transform 0.15s ease;
}
.mr-ext-signal-item[open] > .mr-ext-signal-summary::before {
    transform: rotate(90deg);
}
.mr-ext-signal-date {
    font-weight: 600;
    color: var(--text-100, #ecedf2);
    font-family: var(--font-mono, 'IBM Plex Mono', monospace);
    font-size: 13px;
}
.mr-ext-signal-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 8px 14px;
    color: var(--text-200, #b8bac7);
    font-size: 13px;
}
.mr-ext-signal-meta .mr-ext-z-val {
    font-family: var(--font-mono, 'IBM Plex Mono', monospace);
}
.mr-ext-signal-summary.mr-ext--extended .mr-ext-z-val {
    color: var(--accent, #cdab68);
}
.mr-ext-signal-body {
    padding: 0 12px 12px;
    border-top: 1px solid var(--line, rgba(255, 255, 255, 0.06));
}
.mr-ext-signal-item .mr-ext-table-wrap {
    padding-top: 8px;
}

.mr-ext-loading {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    padding: 20px 16px;
    min-height: 56px;
}
.mr-ext-loading__ring {
    width: 18px;
    height: 18px;
    border: 2px solid var(--border-strong, rgba(255, 255, 255, 0.10));
    border-top-color: var(--accent, #cdab68);
    border-radius: 50%;
    animation: mrExtSpin 0.75s linear infinite;
    flex-shrink: 0;
}
.mr-ext-loading__text {
    font-size: 13px;
    color: var(--text-300, #6b6e7d);
    letter-spacing: 0.02em;
}
@keyframes mrExtSpin {
    to { transform: rotate(360deg); }
}

.scr-ext-filters {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--line, rgba(255, 255, 255, 0.08));
}
.scr-ext-filters--locked { opacity: 0.55; }
.scr-ext-filters--locked .scr-ext-body { pointer-events: none; }
.scr-ext-summary {
    cursor: pointer;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-200, #b8bac7);
    list-style: none;
    display: flex;
    align-items: center;
    user-select: none;
}
.scr-ext-summary::-webkit-details-marker { display: none; }
.scr-ext-summary::before {
    content: '▸';
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    width: 1em;
    margin-right: 6px;
    font-size: 12px;
    line-height: 1;
    transition: transform 0.15s ease;
    color: var(--text-300, #6b6e7d);
}
.scr-ext-filters[open] > .scr-ext-summary::before { transform: rotate(90deg); }
.scr-ext-optional {
    font-weight: 400;
    font-size: 12px;
    color: var(--text-300, #6b6e7d);
}
.scr-ext-body { margin-top: 10px; }
.scr-ext-hint {
    font-size: 13px;
    color: var(--text-300, #6b6e7d);
    margin: 0 0 10px;
    line-height: 1.45;
}
.scr-ext-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(120px, 1fr));
    gap: 10px 14px;
    align-items: end;
}
.scr-ext-grid label {
    display: block;
    font-size: 12px;
    color: var(--text-300, #6b6e7d);
    margin-bottom: 4px;
    text-transform: uppercase;
    letter-spacing: 0.04em;
}
.scr-ext-grid select,
.scr-ext-grid input {
    width: 100%;
    padding: 7px 10px;
    border-radius: var(--radius-edge);
    border: 1px solid var(--line, rgba(255, 255, 255, 0.1));
    background: rgba(255, 255, 255, 0.03);
    color: inherit;
    font-size: 14px;
}
.scr-ext-lock-msg {
    font-size: 13px;
    color: var(--text-300, #6b6e7d);
    margin: 0 0 10px;
}

@media (prefers-reduced-motion: reduce) {
    .mr-ext-loading__ring {
        animation: none;
        border-top-color: var(--accent, #cdab68);
    }
}