/* ============== Generation overlay (preview / book / coloring) ============== */

.gen-overlay {
  position: fixed;
  inset: 0;
  background: rgba(12, 37, 82, 0.82);
  backdrop-filter: blur(8px);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 1000;
  padding: 20px;
}

.gen-card {
  background: #fff;
  border-radius: 22px;
  max-width: 480px;
  width: 100%;
  padding: 36px 32px;
  text-align: center;
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
  position: relative;
  /* На небольших экранах — карточка не вылезает за viewport, контент скроллится. */
  max-height: 92vh;
  overflow-y: auto;
  -webkit-overflow-scrolling: touch;
}
.gen-card__close {
  position: absolute;
  top: 12px; right: 14px;
  width: 32px; height: 32px;
  border: none; background: rgba(0,0,0,.05);
  border-radius: 50%;
  font-size: 18px; line-height: 1;
  color: #555; cursor: pointer;
  transition: background .12s;
}
.gen-card__close:hover { background: rgba(0,0,0,.12); }
.gen-card h2 { font-family: var(--f-display); font-size: 24px; margin: 0 0 8px; color: var(--c-text); }
.gen-card p  { color: var(--c-text-muted); margin: 0 0 24px; font-size: 15px; line-height: 1.5; }

.gen-spinner {
  width: 90px; height: 90px;
  border-radius: 50%;
  border: 6px solid var(--c-primary-50);
  border-top-color: var(--c-primary);
  border-right-color: var(--c-accent);
  margin: 8px auto 24px;
  animation: gen-spin 1.1s linear infinite;
}
@keyframes gen-spin { to { transform: rotate(360deg); } }

.gen-progress {
  margin: 0 auto 16px;
  height: 8px;
  background: var(--c-primary-50);
  border-radius: 999px;
  overflow: hidden;
}
.gen-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--c-primary), var(--c-accent));
  transition: width .6s ease;
  border-radius: 999px;
}

.gen-step {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 14px;
  background: var(--c-bg);
  border-radius: 12px;
  margin-bottom: 8px;
  text-align: left;
  font-size: 14px;
}
.gen-step__icon {
  width: 24px; height: 24px; border-radius: 50%;
  display: grid; place-items: center;
  font-size: 14px; flex-shrink: 0;
  background: var(--c-border); color: var(--c-text-muted);
}
.gen-step.is-done    .gen-step__icon { background: var(--c-success); color: #fff; }
.gen-step.is-active  .gen-step__icon { background: var(--c-primary); color: #fff; animation: pulse 1.5s ease-in-out infinite; }
.gen-step.is-pending .gen-step__icon { background: var(--c-border); color: #999; }
@keyframes pulse { 50% { transform: scale(1.15); } }

.gen-error {
  background: #fde0e0;
  border: 1px solid #f7baba;
  color: var(--c-danger);
  border-radius: 12px;
  padding: 16px;
  text-align: left;
  font-size: 14px;
  margin-bottom: 16px;
}
.gen-error strong { display: block; margin-bottom: 4px; }

.gen-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.gen-cover {
  max-width: 280px;
  width: 100%;
  border-radius: 14px;
  box-shadow: 0 10px 30px rgba(0,0,0,.2);
  margin: 0 auto 20px;
  display: block;
}
.gen-title  { font-family: var(--f-display); font-size: 20px; margin: 0 0 8px; }
.gen-teaser { color: var(--c-text-muted); font-style: italic; font-size: 14px; }

.gen-pages { margin: 18px 0 8px; text-align: left; }
.gen-pages__label { font-size: 13px; color: var(--c-text-muted); margin-bottom: 6px; }
.gen-pages__chips { display: flex; gap: 8px; flex-wrap: wrap; }
.gen-pages__chip {
  padding: 8px 16px;
  border-radius: 999px;
  border: 1.5px solid var(--c-border);
  background: #fff;
  cursor: pointer;
  font-size: 14px;
  font-weight: 600;
  color: var(--c-text);
  transition: border-color .15s, background .15s, color .15s;
}
.gen-pages__chip:hover { border-color: var(--c-primary); }
.gen-pages__chip.is-active {
  background: var(--c-primary); color: #fff; border-color: var(--c-primary);
}

.gen-promo { margin: 18px 0 12px; text-align: left; }
.gen-promo__row { display: flex; gap: 8px; }
.gen-promo__row .input { flex: 1; min-width: 0; }
.gen-promo__msg { min-height: 18px; margin-top: 6px; font-size: 13px; color: var(--c-text-muted); }
.gen-promo__msg--ok  { color: var(--c-success); }
.gen-promo__msg--err { color: var(--c-danger); }
.gen-promo__price { margin-top: 10px; text-align: center; font-size: 18px; }
.gen-promo__price strong { color: var(--c-primary); font-size: 22px; }