.ophys-lock-legend {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
  margin-top: 8px;
  color: var(--muted);
  font-size: 12px;
  font-weight: 800;
}

.ophys-current-access-wrap {
  margin: -6px 0 18px;
}

.ophys-current-access,
.ophys-access-state {
  display: inline-flex;
  align-items: center;
  gap: 7px;
  width: fit-content;
  border: 1px solid var(--border-soft);
  border-radius: 999px;
  padding: 7px 11px;
  font-size: 12px;
  font-weight: 950;
  letter-spacing: .02em;
  font-style: normal;
}

.ophys-current-access.free,
.ophys-access-state.free {
  color: #8df0bc;
  border-color: rgba(78, 220, 147, .38);
  background: rgba(78, 220, 147, .10);
}

.ophys-current-access.paid,
.ophys-access-state.paid {
  color: var(--gold-2);
  border-color: var(--border);
  background: var(--gold-soft);
}

.ophys-current-access.pass,
.ophys-current-access.admin {
  color: var(--cyan);
  border-color: rgba(93, 216, 255, .34);
  background: rgba(93, 216, 255, .09);
}

.ophys-chapter-paywall {
  display: grid;
  grid-template-columns: auto 1fr auto;
  gap: 16px;
  align-items: center;
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 20px;
  margin: 10px 0 22px;
  background: linear-gradient(145deg, rgba(212,175,55,.14), rgba(255,255,255,.035));
}

.ophys-chapter-paywall strong {
  display: block;
  margin-bottom: 5px;
  color: var(--text);
  font-size: 18px;
}

.ophys-chapter-paywall p { margin: 0; line-height: 1.55; }
.ophys-paywall-icon { font-size: 34px; }
.ophys-paywall-button {
  border: 0;
  border-radius: 999px;
  min-height: 44px;
  padding: 0 18px;
  background: linear-gradient(135deg, var(--gold-2), var(--gold));
  color: #101010;
  font-weight: 950;
}

.chapter-stage.ophys-is-locked .mini-formula-row,
.chapter-stage.ophys-is-locked .chapter-actions,
.chapter-stage.ophys-is-locked .qcm-count {
  display: none !important;
}

.ophys-chapter-row-actions .access-free,
.ophys-chapter-row-actions .access-paid {
  font-weight: 900;
}
.ophys-chapter-row-actions .access-paid {
  border-color: rgba(78, 220, 147, .32);
  color: #8df0bc;
}
.ophys-chapter-row-actions .access-free {
  border-color: var(--border);
  color: var(--gold-2);
}

.ophys-chapter-preview header > div {
  display: flex;
  align-items: center;
  gap: 9px;
  flex-wrap: wrap;
}
.ophys-chapter-preview header h2,
.ophys-chapter-preview header p {
  flex-basis: 100%;
}

.ophys-access-modal-open { overflow: hidden; }
.ophys-access-modal-backdrop {
  position: fixed;
  inset: 0;
  z-index: 180;
  display: grid;
  place-items: center;
  padding: 18px;
  background: rgba(0,0,0,.76);
  backdrop-filter: blur(14px);
}
.ophys-access-modal {
  position: relative;
  width: min(650px, 100%);
  max-height: 92vh;
  overflow-y: auto;
  border: 1px solid var(--border);
  border-radius: 30px;
  padding: 30px;
  background: radial-gradient(circle at top, rgba(212,175,55,.13), transparent 32%), #040a14;
  box-shadow: var(--shadow);
  text-align: center;
}
.ophys-access-close {
  position: absolute;
  top: 14px;
  right: 14px;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border-soft);
  background: rgba(255,255,255,.07);
  color: var(--text);
  font-size: 26px;
}
.ophys-access-big-lock { font-size: 48px; margin-bottom: 8px; }
.ophys-access-modal h2 { margin: 16px 0 10px; font-size: clamp(30px, 6vw, 48px); }
.ophys-pass-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin: 24px 0;
  text-align: left;
}
.ophys-pass-grid article {
  position: relative;
  display: grid;
  gap: 8px;
  min-height: 140px;
  padding: 20px;
  border: 1px solid var(--border-soft);
  border-radius: 22px;
  background: rgba(255,255,255,.045);
}
.ophys-pass-grid article.recommended { border-color: var(--border); background: var(--gold-soft); }
.ophys-pass-grid strong { font-size: 21px; color: var(--text); }
.ophys-pass-grid span { color: var(--muted); line-height: 1.55; }
.ophys-pass-grid em { color: var(--gold-2); font-size: 11px; font-weight: 950; text-transform: uppercase; font-style: normal; }
.ophys-access-modal-note {
  border: 1px solid rgba(93,216,255,.25);
  border-radius: 16px;
  padding: 12px;
  color: var(--muted-2);
  background: rgba(93,216,255,.07);
}
.ophys-access-modal-actions { display: flex; justify-content: center; gap: 12px; flex-wrap: wrap; }
.ophys-access-modal-actions button {
  min-height: 48px;
  border-radius: 999px;
  padding: 0 20px;
  font-weight: 950;
}
.ophys-access-modal-actions .primary { border: 0; background: linear-gradient(135deg,var(--gold-2),var(--gold)); color: #101010; }
.ophys-access-modal-actions .secondary { border: 1px solid var(--border-soft); background: rgba(255,255,255,.06); color: var(--text); }

@media (max-width: 720px) {
  .ophys-chapter-paywall { grid-template-columns: auto 1fr; }
  .ophys-paywall-button { grid-column: 1 / -1; width: 100%; }
  .ophys-pass-grid { grid-template-columns: 1fr; }
  .ophys-access-modal { padding: 26px 18px 22px; }
}