.qaz-explainer { padding: 64px 0; background: #fff; border-top: 1px solid #dce4f1; }
.qaz-explainer-grid { display: grid; grid-template-columns: minmax(0, 1fr) 270px; gap: clamp(32px, 7vw, 100px); align-items: center; max-width: 1040px; }
.qaz-explainer-copy { min-width: 0; }
.qaz-explainer-lead { font-size: 19px; line-height: 1.9; color: #36507c; }
.qaz-explainer-topic { font-size: 21px; font-weight: 700; margin-bottom: 8px; }
.qaz-explainer-boundary { color: #56698f; font-size: 14px; border-left: 3px solid #2459dc; padding-left: 14px; margin-top: 24px; }
.qaz-explainer-transcript { font-size: 14px; margin-top: 20px; }
.qaz-explainer-transcript summary { cursor: pointer; color: #1644bd; padding: 8px 0; }
.qaz-explainer-launch { position: relative; display: block; border-radius: 18px; overflow: hidden; background: #06182d; box-shadow: 0 18px 48px #10245224; }
.qaz-explainer-launch img { display: block; width: 100%; height: auto; }
.qaz-explainer-play { position: absolute; left: 50%; top: 56%; transform: translate(-50%, -50%); display: flex; align-items: center; gap: 10px; white-space: nowrap; background: #fff; color: #1644bd; padding: 12px 18px; border-radius: 99px; font-weight: 700; box-shadow: 0 4px 24px #0003; }
.qaz-explainer-launch:focus-visible, .qaz-explainer summary:focus-visible, .qaz-explainer-dialog :focus-visible { outline: 3px solid #2459dc; outline-offset: 4px; }
.qaz-explainer-dialog { width: min(440px, calc(100vw - 24px)); max-height: calc(100dvh - 24px); padding: 14px; border: 1px solid #dce4f1; border-radius: 18px; color: #11214a; background: #fff; overflow: auto; }
.qaz-explainer-dialog::backdrop { background: #05142dd9; }
.qaz-explainer-toolbar { display: flex; gap: 10px; justify-content: space-between; align-items: center; margin-bottom: 10px; }
.qaz-explainer-toolbar h2 { font-size: 17px; margin: 0; }
.qaz-explainer-dialog button { min-height: 44px; border: 1px solid #bbcbe8; background: #f5f8ff; color: #1644bd; border-radius: 8px; padding: 8px 12px; }
.qaz-explainer-close { flex-shrink: 0; }
.qaz-explainer-video { display: block; width: 100%; height: min(64dvh, 650px); object-fit: contain; background: #06182d; }
.qaz-explainer-player-actions { display: flex; align-items: center; justify-content: space-between; margin-top: 8px; }
.qaz-explainer-player-actions a { color: #1644bd; padding: 8px; text-decoration: underline; }
.qaz-explainer-hint, .qaz-explainer-error { font-size: 12px; line-height: 1.6; margin: 8px 0 0; }
body.qaz-explainer-open { overflow: hidden; }
@media (max-width: 640px) {
  .qaz-explainer { padding: 40px 0; }
  .qaz-explainer-grid { grid-template-columns: minmax(0, 1fr); gap: 24px; }
  .qaz-explainer-lead { font-size: 17px; }
  .qaz-explainer-launch { width: min(100%, 288px); justify-self: center; }
}