/* css/components/modal.css */
.modal-overlay {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: auto;
  background: transparent;
  display: flex;
  align-items: flex-end;
  justify-content: center;
  z-index: 20000;
  pointer-events: none;
}

.modal-content {
  background: var(--modal-bg);
  width: 90%;
  max-width: 480px;
  padding: 20px 24px;
  border-radius: 20px 20px 0 0;
  position: relative;
  border: 1px solid var(--border-light);
  border-bottom: none;
  box-shadow: 0 -4px 16px rgba(45, 46, 95, 0.06);
  pointer-events: auto;
  transform: translateY(0);
  transition: transform 0.3s ease;
  box-sizing: border-box;
}

.modal-content input[type="text"],
.modal-content textarea {
  max-width: 100%;
  box-sizing: border-box;
}

.modal-close {
  position: absolute;
  top: 15px;
  right: 20px;
  background: none;
  border: none;
  color: var(--text-light);
  font-size: 2rem;
  cursor: pointer;
  transition: color 0.2s;
  z-index: 60;
  line-height: 1;
}

.modal-close:hover {
  color: var(--text-dark);
}

.modal-header {
  margin-bottom: 14px;
  padding-bottom: 12px;
  border-bottom: 2px solid transparent;
  border-image: linear-gradient(90deg, var(--primary), var(--secondary)) 1;
}

.modal-header h3 {
  color: var(--text-dark);
  margin-bottom: 4px;
  font-size: 1.05rem;
  font-weight: 800;
  letter-spacing: -0.3px;
}

.modal-header p {
  color: #2d2e5f;
  font-size: 0.95rem;
  text-transform: uppercase;
  letter-spacing: 1px;
  font-weight: 900;
  margin-top: 0;
  margin-bottom: 0;
}

.modal-header-row {
  display: flex;
  align-items: center;
  gap: 12px;
}

.modal-q-circle {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: var(--primary);
  color: white;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  font-weight: 700;
  font-size: 1rem;
  flex-shrink: 0;
}

.options-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
}

.opt-btn {
  background: var(--primary);
  color: white;
  border: none;
  padding: 12px 10px;
  border-radius: 10px;
  font-weight: 800;
  font-size: 0.875rem;
  text-transform: uppercase;
  cursor: pointer;
  transition: all 0.2s;
  letter-spacing: 1px;
}

.opt-btn:hover {
  background: var(--secondary);
  transform: translateY(-2px);
  box-shadow: 0 4px 12px rgba(30, 157, 142, 0.25);
}

@media (max-width: 480px) {
  .modal-content {
    width: 100%;
    max-width: none;
    max-height: calc(100dvh - 16px);
    overflow-y: auto;
    padding: 44px 18px max(18px, env(safe-area-inset-bottom));
  }

  .modal-header-row {
    align-items: center;
  }

  .options-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 8px;
  }

  .opt-btn {
    min-height: 44px;
    padding: 10px 8px;
    font-size: 0.76rem;
    letter-spacing: 0.04em;
  }

  /* Reading parts 6–8 (and similar) gap-selection modals */
  .reading-gap-modal .modal-header h3 {
    font-size: 0.92rem;
    line-height: 1.25;
    margin-bottom: 2px;
  }

  .reading-gap-modal .modal-header p {
    font-size: 0.68rem;
    letter-spacing: 0.06em;
    line-height: 1.3;
  }

  .reading-gap-modal .modal-header-row {
    align-items: center;
  }

  .reading-gap-modal .modal-header-row p {
    margin: 0;
    flex: 1;
    min-width: 0;
  }

  .reading-gap-modal .modal-q-circle {
    width: 30px;
    height: 30px;
    font-size: 0.85rem;
  }
}