/* Vidyanik Core 1.5.55 - selector clarity, mobile actions, useful cover helper, visible source topics. */
.vid-product-premium__summary[data-vid-product-ui="1.5.55"] #vid-product-title{font-size:clamp(1.72rem,2.45vw,2.48rem);line-height:1.075;max-width:900px}

/* Fill the selector-page cover column with useful verification instead of empty space. */
.vid-product-cover-validity--selector{margin-top:14px}
.vid-product-cover-validity__selector-course{display:flex;align-items:center;justify-content:space-between;gap:12px;padding:10px 11px;border:1px solid #dce7ed;border-radius:10px;background:#fff}
.vid-product-cover-validity__selector-course span{font-size:11px;color:#62788b;font-weight:750}.vid-product-cover-validity__selector-course strong{font-size:12.5px;color:#102d4c}
.vid-product-cover-validity__selector-note{margin:0;font-size:11.5px;line-height:1.45;color:#5f7486}

/* Selector current version remains the visual priority. */
.vid-assignment-card--latest{border-width:2px;border-color:#75bc99;background:linear-gradient(180deg,#f7fff9 0%,#fff 100%);box-shadow:0 12px 31px rgba(23,63,48,.13)}
.vid-assignment-card--latest .vid-assignment-card__kicker{background:#dff5e8;color:#0e623e}
.vid-assignment-card--previous{margin-top:4px;padding:12px 13px;background:#fafbfb;border-color:#e4e8e6}
.vid-assignment-card--previous .vid-assignment-card__head p{display:none}
.vid-assignment-card--previous .vid-assignment-card__choice{padding:8px 9px}
.vid-assignment-card--previous .vid-assignment-card__choice strong{font-size:12.2px}
.vid-assignment-card--previous .vid-assignment-card__choice span,.vid-assignment-card--previous .vid-assignment-card__choice small{display:none!important}

/* Three exact actions: sample, checkout now, or add/view cart. */
.vid-assignment-card__cart{border:1px solid #9fb1a9;background:#fff;color:#254a3b!important;box-shadow:none}
.vid-assignment-card__actions{justify-content:flex-end}
.vid-assignment-card__actions a,.vid-assignment-card__actions button{min-height:42px;padding:9px 14px}
.vid-assignment-card--previous .vid-assignment-card__actions a,.vid-assignment-card--previous .vid-assignment-card__actions button{min-height:38px;padding:7px 10px;font-size:11.5px}
.vid-variant-demo-page [data-vid-demo-buy],.vid-variant-demo-page [data-vid-demo-cart]{cursor:pointer}

/* Desktop uses the left helper; mobile puts the same check where the choice is made. */
.vid-assignment-choice__mobile-check{display:none}
.vid-assignment-choice__mobile-check span{display:grid;gap:2px}.vid-assignment-choice__mobile-check strong{font-size:13px;color:#102d4c}.vid-assignment-choice__mobile-check small{font-size:11px;color:#687c8d}
.vid-assignment-choice__mobile-check a{display:inline-flex;align-items:center;justify-content:center;padding:9px 11px;border:1px solid #b7cbd8;border-radius:9px;background:#fff;color:#0d5f94;text-decoration:none;font-size:11.5px;font-weight:800}

/* Visible source-derived content; never SEO-only hidden text. */
.vid-product-assignment-topics__intro{margin:6px 0 12px;color:#62788b;font-size:13px;line-height:1.5}
.vid-product-assignment-topics ul{display:grid;gap:8px;margin:0;padding:0;list-style:none}
.vid-product-assignment-topics li{position:relative;padding:10px 11px 10px 30px;border:1px solid #dce7ed;border-radius:10px;background:#fbfdff;font-size:13px;line-height:1.4;color:#17324a}
.vid-product-assignment-topics li:before{content:'✓';position:absolute;left:11px;top:9px;color:#15916d;font-weight:900}

@media (max-width:767px){
  .vid-product-premium__summary[data-vid-product-ui="1.5.55"] #vid-product-title{font-size:clamp(1.48rem,6.8vw,1.88rem)}
  /* The cover helper is intentionally desktop-only; the selector has a compact mobile check below. */
  .vid-product-cover-validity--selector{display:none!important}
  .vid-assignment-choice__mobile-check{display:grid;gap:9px;margin-top:2px;padding:11px;border:1px solid #d9e6ed;border-radius:11px;background:#f8fbfd}
  .vid-assignment-choice__mobile-check a{width:100%;min-height:42px}
  .vid-assignment-card__footer{gap:9px}
  .vid-assignment-card__actions{grid-template-columns:1fr 1fr;width:100%;gap:8px}
  .vid-assignment-card__buy{grid-column:1/-1;grid-row:1;min-height:48px!important;font-size:14px!important}
  .vid-assignment-card__sample{grid-column:1;grid-row:2}
  .vid-assignment-card__cart{grid-column:2;grid-row:2}
  .vid-assignment-card--previous{padding:10px 11px;gap:9px}
  .vid-assignment-card--previous .vid-assignment-card__buy{min-height:42px!important;font-size:12px!important}
  .vid-assignment-card--previous .vid-assignment-card__sample,.vid-assignment-card--previous .vid-assignment-card__cart{min-height:38px!important;font-size:11px!important}
  /* Do not hide the selector demo on mobile. Only the duplicate desktop cover helper is hidden. */
  .vid-variant-demo-page .vid-assignment-choice{display:grid!important}
}