/* ============================================================================
   購入案内（販促枠）の見た目。中身は promo/cta.html。
   ここだけ編集すれば、診断ツール本体の styles.css に触れずに配色や装飾を変えられます。
   ============================================================================ */

.cta {
  position: relative;
  margin: 18px 0;
  border-radius: 14px;
  overflow: hidden;
  background: linear-gradient(135deg, #3b0f74 0%, #5b21b6 45%, #7c3aed 100%);
  box-shadow: 0 10px 28px rgba(76, 29, 149, 0.32);
  color: #fff;
  animation: cta-in 0.5s ease both;
}
@keyframes cta-in {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: none; }
}
/* 右上のやわらかい光 */
.cta::before {
  content: "";
  position: absolute;
  inset: -40% -20% auto auto;
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.22), transparent 62%);
  pointer-events: none;
}
.cta-inner { position: relative; padding: 26px 26px 22px; }

.cta-ribbon {
  display: inline-block;
  margin: 0 0 10px;
  padding: 4px 14px;
  border-radius: 999px;
  background: rgba(255, 255, 255, 0.16);
  border: 1px solid rgba(255, 255, 255, 0.35);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.02em;
}
.cta-title {
  margin: 0 0 6px;
  font-size: 1.5rem;
  line-height: 1.35;
  letter-spacing: 0.01em;
  text-shadow: 0 1px 12px rgba(0, 0, 0, 0.18);
}
.cta-lead { margin: 0 0 18px; opacity: 0.95; font-size: 0.96rem; }
.cta-lead:empty { display: none; }

.cta-features {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 12px;
  margin-bottom: 22px;
}
.cta-feature {
  display: flex;
  gap: 11px;
  align-items: flex-start;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 10px;
  padding: 12px 14px;
}
.cta-icon { font-size: 1.4rem; line-height: 1.2; flex: none; }
.cta-feature b { display: block; font-size: 0.95rem; margin-bottom: 2px; }
.cta-feature span { font-size: 0.85rem; opacity: 0.92; line-height: 1.55; display: block; }

/* 販売ページが未公開の間の状態表示。販売開始後は cta.html ごと差し替えてよい */
.cta-status {
  display: inline-block;
  margin: 0 0 14px;
  padding: 8px 14px;
  border-radius: 10px;
  background: rgba(0, 0, 0, 0.2);
  border: 1px solid rgba(255, 255, 255, 0.3);
  font-size: 0.86rem;
  line-height: 1.55;
}
.cta-status strong { font-weight: 800; }

.cta-trial {
  margin: 0 0 16px;
  padding: 16px 18px 14px;
  border-radius: 14px;
  background: rgba(255, 248, 220, 0.16);
  border: 1px solid rgba(255, 224, 140, 0.5);
  font-family: "Hiragino Mincho ProN", "Yu Mincho", "YuMincho", "Hiragino Serif", serif;
  font-size: clamp(1.7rem, 5vw, 2.35rem);
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.06em;
  color: #fffef6;
  text-align: center;
  text-wrap: balance;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.28);
}
.cta-trial span {
  color: #ffe08a;
  font-size: 1.12em;
}

.cta-button {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 14px 34px;
  border-radius: 999px;
  background: #fff;
  color: #4c1d95;
  font-size: 1.08rem;
  font-weight: 800;
  text-decoration: none;
  box-shadow: 0 6px 18px rgba(0, 0, 0, 0.24);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}
.cta-button:hover { transform: translateY(-2px); box-shadow: 0 10px 24px rgba(0, 0, 0, 0.3); }
.cta-button:active { transform: translateY(0); }
.cta-arrow { transition: transform 0.18s ease; }
.cta-button:hover .cta-arrow { transform: translateX(4px); }
.cta-note { margin: 12px 0 0; font-size: 0.76rem; opacity: 0.78; }

@media (max-width: 520px) {
  .cta-trial {
    font-size: clamp(1.45rem, 7vw, 1.85rem);
    letter-spacing: 0.04em;
    padding: 14px 12px 12px;
  }
}

@media (prefers-reduced-motion: reduce) {
  .cta { animation: none; }
  .cta-button, .cta-arrow { transition: none; }
}