/* Erkon 10-let anniversary (temporary, local review) */

.anniversary-10let {
  background: linear-gradient(160deg, #f5f8fc 0%, #e8eef6 55%, #dde6f2 100%);
  padding: clamp(40px, 6vw, 72px) clamp(16px, 3vw, 40px);
  position: relative;
  overflow: hidden;
}

.anniversary-10let::before {
  content: "";
  position: absolute;
  inset: -20% auto auto -10%;
  width: 55%;
  height: 80%;
  background: radial-gradient(circle, rgba(15, 30, 69, 0.06) 0%, transparent 70%);
  pointer-events: none;
}

.anniversary-10let__inner {
  width: 100%;
  max-width: min(1170px, 100%);
  margin: 0 auto;
  position: relative;
  z-index: 1;
}

.anniversary-10let__card {
  display: flex;
  align-items: center;
  gap: clamp(24px, 4vw, 48px);
  background: #fff;
  border-radius: 20px;
  padding: clamp(28px, 4.5vw, 52px);
  border: 1px solid rgba(15, 30, 69, 0.08);
  box-shadow:
    0 4px 6px rgba(15, 30, 69, 0.04),
    0 18px 48px rgba(15, 30, 69, 0.12);
  opacity: 1;
  transform: none;
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

/* Override theme .reveal-scale default (opacity 0) until .visible */
.anniversary-10let__card.reveal-scale {
  opacity: 1;
  transform: none;
}

.anniversary-10let__card:hover {
  transform: translateY(-6px);
  box-shadow:
    0 10px 20px rgba(15, 30, 69, 0.08),
    0 28px 64px rgba(15, 30, 69, 0.16);
}

.anniversary-10let__visual {
  flex: 0 0 auto;
  width: min(280px, 36%);
}

.anniversary-10let__visual img {
  display: block;
  width: 100%;
  height: auto;
  filter: drop-shadow(0 12px 24px rgba(15, 30, 69, 0.16));
  transition: transform 0.45s cubic-bezier(0.22, 1, 0.36, 1);
}

.anniversary-10let__card:hover .anniversary-10let__visual img {
  transform: scale(1.05) rotate(-1deg);
}

.anniversary-10let__copy {
  flex: 1 1 auto;
  min-width: 0;
}

.anniversary-10let__title {
  margin: 0 0 8px;
  color: #0f1e45;
  font-size: clamp(1.5rem, 2.4vw, 2rem);
  font-weight: 700;
  line-height: 1.2;
}

.anniversary-10let__lead {
  margin: 0 0 16px;
  color: #3d5a80;
  font-size: clamp(1.05rem, 1.6vw, 1.25rem);
  font-weight: 500;
}

.anniversary-10let__text {
  margin: 0;
  color: #334155;
  font-size: 1rem;
  line-height: 1.6;
}

@media (max-width: 768px) {
  .anniversary-10let__card {
    flex-direction: column;
    text-align: center;
  }

  .anniversary-10let__visual {
    width: min(220px, 70%);
  }
}

@media (prefers-reduced-motion: reduce) {
  .anniversary-10let__card,
  .anniversary-10let__visual img {
    transition: none;
  }
}