.explain-level-switcher{display:inline-flex;align-items:center;gap:4px;padding:4px;border-radius:var(--radius-pill);border:1px solid var(--border-strong);background:var(--surface-glass);backdrop-filter:blur(16px);-webkit-backdrop-filter:blur(16px);flex-shrink:0}.explain-level-option{display:inline-flex;align-items:center;gap:6px;height:34px;padding:0 14px;border:0;border-radius:var(--radius-pill);background:transparent;color:var(--text-muted);font-family:var(--font);font-size:13px;font-weight:600;white-space:nowrap;cursor:pointer;transition:all var(--t-fast)}.explain-level-option:hover{color:var(--heading);background:var(--brand-soft)}.explain-level-option.is-active{color:var(--heading);background:var(--brand-soft);box-shadow:inset 0 0 0 1px var(--brand-ring)}.explain-level-option:focus-visible{outline:2px solid var(--brand-cyan);outline-offset:2px}.explain-level-switcher--sm .explain-level-option{height:28px;padding:0 10px;font-size:12px}.explain-prompt{display:flex;align-items:center;justify-content:space-between;gap:18px;margin:22px 0 6px;padding:14px 18px;border-radius:var(--radius-md);border:1px solid var(--border);background:linear-gradient(120deg,var(--brand-soft),transparent 55%),var(--surface-2)}.explain-prompt__text{display:flex;align-items:flex-start;gap:12px;min-width:0}.explain-prompt__icon{flex-shrink:0;margin-top:3px;color:var(--brand-cyan)}.explain-prompt__title{margin:0;font-family:var(--font-display);font-size:15px;font-weight:700;color:var(--heading);line-height:1.3}.explain-prompt__lead{margin:3px 0 0;font-size:13.5px;color:var(--text-muted);line-height:1.45}.explain-banner{display:flex;align-items:center;gap:12px;margin:-8px 0 32px;padding:5px 6px 5px 10px;border-radius:var(--radius-pill);border:1px solid var(--brand-ring);background:var(--surface-2)}.explain-banner__info{display:flex;align-items:center;gap:10px;flex:1;min-width:0}.explain-banner__badge{display:inline-flex;align-items:center;justify-content:center;width:28px;height:28px;border-radius:50%;background:var(--brand-soft);color:var(--brand-ink);flex-shrink:0}.explain-banner__text{font-size:12.5px;color:var(--text-muted);line-height:1.35;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.explain-banner .explain-level-switcher{padding:2px;border-color:transparent;background:transparent;backdrop-filter:none;-webkit-backdrop-filter:none}.explain-banner+.prose-content--explain>:first-child{margin-top:0}.prose-content--explain{font-size:1.04em}.prose-content--explain .prose-h2{margin-top:1.6em}@media (max-width: 768px){.explain-prompt{flex-direction:column;align-items:stretch}.explain-prompt .explain-level-switcher{width:100%}.explain-prompt .explain-level-option{flex:1;justify-content:center;padding:0 8px}.explain-prompt .explain-level-option svg{display:none}.explain-banner{padding:4px}.explain-banner__info{display:none}.explain-banner .explain-level-switcher{width:100%;padding:0}.explain-banner .explain-level-option{flex:1;min-width:0;justify-content:center;padding:0 6px;font-size:11.5px}.explain-banner .explain-level-option svg{display:none}}@media (max-width: 480px){.explain-level-option span{font-size:12px}}