.rs-rv-btn {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 10px 18px; background: #1a1a1a; color: #fff;
    border: none; border-radius: 8px; cursor: pointer;
    font-size: 14px; font-weight: 500; margin-top: 8px;
}
.rs-rv-btn:hover { background: #C8102E; }
.rs-rv-btn svg { flex-shrink: 0; }

.rs-rv { position: fixed; inset: 0; z-index: 9999; display: flex;
    align-items: center; justify-content: center; padding: 16px; }
.rs-rv__backdrop { position: absolute; inset: 0; background: rgba(0,0,0,0.7); }
.rs-rv__dialog { position: relative; background: #fff; border-radius: 12px;
    max-width: 1400px; width: 100%; max-height: 95vh; display: flex;
    flex-direction: column; overflow: hidden; }
.rs-rv__head { display: flex; align-items: center; gap: 16px;
    padding: 12px 16px; border-bottom: 1px solid #eee; }
.rs-rv__title { font-size: 16px; font-weight: 600; flex-shrink: 0; }
.rs-rv__chips { display: flex; gap: 6px; flex: 1; overflow-x: auto; }
.rs-rv__chip { padding: 6px 12px; border: 1px solid #ddd; background: #fff;
    border-radius: 16px; cursor: pointer; font-size: 13px;
    white-space: nowrap; flex-shrink: 0; }
.rs-rv__chip.is-active { background: #1a1a1a; color: #fff; border-color: #1a1a1a; }
.rs-rv__close { width: 32px; height: 32px; border: none; background: transparent;
    font-size: 24px; cursor: pointer; color: #666; }
.rs-rv__close:hover { color: #000; }
.rs-rv__canvas-wrap { padding: 16px; flex: 1; overflow: hidden;
    display: flex; align-items: center; justify-content: center; background: #fafafa; }
.rs-rv__canvas { max-width: 100%; max-height: 100%; height: auto;
    border-radius: 8px; box-shadow: 0 2px 8px rgba(0,0,0,0.1); }
.rs-rv__hint { margin: 0; padding: 12px 16px; font-size: 12px;
    color: #666; background: #fafafa; border-top: 1px solid #eee; text-align: center; }
@media (max-width: 768px) {
    .rs-rv { padding: 0; }
    .rs-rv__dialog { max-height: 100vh; border-radius: 0; }
    .rs-rv__head { padding: 8px 12px; flex-wrap: wrap; }
    .rs-rv__chips { width: 100%; order: 3; }
}