/* ========== ボタン（高級塗料のツヤ感・ハイグロス加工） ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 14px 30px;
  min-height: 48px; /* タップしやすい適正サイズ */
  max-width: 100%;
  border-radius: 8px;
  font-family: var(--font-body);
  font-size: 0.98rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: var(--transition);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  box-shadow: var(--paint-gloss);
  text-align: center;
}

/* ボタン表面のクリアコート光沢ハイライト */
.btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.35), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}

.btn:hover::before {
  left: 140%;
}

.btn-primary {
  background: var(--color-accent);
  color: #fff;
  border-color: var(--color-accent);
  box-shadow: 0 4px 16px var(--color-accent-glow), inset 0 1px 1px rgba(255, 255, 255, 0.4);
}
.btn-primary:hover {
  background: var(--color-accent-dark);
  border-color: var(--color-accent-dark);
  transform: translateY(-3px);
  box-shadow: 0 8px 24px rgba(230, 57, 70, 0.45), inset 0 1px 1px rgba(255, 255, 255, 0.6);
}

.btn-outline {
  background: #fff;
  color: var(--color-black);
  border-color: var(--color-black);
}
.btn-outline:hover {
  background: var(--color-black);
  color: #fff;
  transform: translateY(-3px);
  box-shadow: var(--paint-card-hover);
}

.btn-white {
  background: #fff;
  color: var(--color-black);
  border-color: #fff;
}
.btn-white:hover {
  background: var(--color-white-soft);
  transform: translateY(-3px);
  box-shadow: 0 8px 28px rgba(0, 0, 0, 0.25);
}

.btn-instagram {
  background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888);
  color: #fff;
  border-color: transparent;
  padding: 16px 36px;
  font-size: 1.02rem;
  box-shadow: 0 4px 18px rgba(220, 39, 67, 0.35), inset 0 1px 1px rgba(255, 255, 255, 0.4);
}
.btn-instagram:hover {
  opacity: 0.95;
  transform: translateY(-3px);
  box-shadow: 0 10px 28px rgba(220, 39, 67, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.6);
}

/* スマホ表示時のみボタンサイズと折り返しを最適化（PC・タブレットでは迫力サイズを完全維持） */
@media (max-width: 640px) {
  .btn {
    padding: 12px 18px;
    font-size: 0.92rem;
    min-height: 44px;
    white-space: normal; /* はみ出し防止 */
    width: 100%;
  }

  .btn-instagram {
    padding: 12px 16px;
    font-size: 0.92rem;
    flex-direction: column;
    gap: 2px;
    line-height: 1.35;
  }

  .btn-insta-account {
    font-size: 0.88rem;
    opacity: 0.95;
    word-break: break-all;
  }

  .btn-insta-text {
    font-size: 0.82rem;
    opacity: 0.85;
  }
}

/* ========== カード（高級塗料クリアコート加工） ========== */
.card {
  background: var(--color-white);
  border-radius: 12px;
  overflow: hidden;
  max-width: 100%;
  box-shadow: var(--paint-card-shadow);
  border: 1px solid rgba(0, 0, 0, 0.05);
  transition: var(--transition);
  position: relative;
}

.card:hover {
  transform: translateY(-5px);
  box-shadow: var(--paint-card-hover);
}

/* レインボーボーダー＆ホバーフルカラーカード */
.card-rainbow {
  background: var(--color-white);
  border-radius: 14px;
  padding: clamp(24px, 5vw, 44px);
  max-width: 100%;
  box-shadow: var(--paint-card-shadow);
  transition: var(--transition);
  position: relative;
  border: 2px solid transparent;
  background-clip: padding-box;
}

.card-rainbow::before {
  content: '';
  position: absolute;
  inset: -2px;
  border-radius: 16px;
  background: var(--gradient-rainbow);
  z-index: -1;
  opacity: 0.15;
  transition: opacity 0.4s ease;
}

.card-rainbow:hover {
  transform: translateY(-6px);
  background: var(--gradient-rainbow);
  box-shadow: 0 16px 36px rgba(255, 45, 85, 0.28), inset 0 1px 2px rgba(255, 255, 255, 0.6);
}

.card-rainbow:hover::before {
  opacity: 1;
}

/* ========== Googleレビューバッジ ========== */
.rating-badge {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  max-width: 100%;
  background: var(--color-white);
  border: 1px solid var(--color-gray-light);
  border-radius: 100px;
  padding: 10px 20px;
  box-shadow: var(--paint-gloss);
  transition: var(--transition);
  flex-wrap: wrap;
}

.rating-badge:hover {
  transform: translateY(-2px);
  box-shadow: var(--paint-card-shadow);
}

.rating-badge .stars {
  color: #FBBC04;
  font-size: 1.15rem;
  letter-spacing: 2px;
}
.rating-badge .score {
  font-weight: 800;
  font-size: 1.05rem;
  color: var(--color-black);
}
.rating-badge .count {
  color: var(--color-gray);
  font-size: 0.88rem;
}

/* ========== モーダル ========== */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(15, 17, 21, 0.88);
  backdrop-filter: blur(8px);
  z-index: 9999;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 20px;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal-content {
  max-width: 92vw;
  max-height: 90vh;
  position: relative;
}

.modal-content img {
  max-width: 92vw;
  max-height: 85vh;
  object-fit: contain;
  border-radius: 8px;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.3);
}

.modal-close {
  position: absolute;
  top: -44px;
  right: 0;
  background: rgba(255, 255, 255, 0.15);
  border: none;
  color: #fff;
  font-size: 1.6rem;
  cursor: pointer;
  line-height: 1;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: var(--transition-fast);
}

.modal-close:hover {
  background: rgba(255, 255, 255, 0.3);
  transform: scale(1.1);
}

/* ========== 忍者AdMax 広告エリア ========== */
.section-ad {
  padding: clamp(20px, 4vw, 40px) 16px;
  background: var(--color-white-soft);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  border-top: 1px solid rgba(0, 0, 0, 0.04);
}

.ad-label {
  font-size: 0.72rem;
  color: var(--color-gray);
  letter-spacing: 0.1em;
  margin-bottom: 8px;
  text-transform: uppercase;
  opacity: 0.6;
}

.ad-wrap {
  display: flex;
  justify-content: center;
  align-items: center;
  max-width: 100%;
  overflow: hidden;
  min-height: 50px;
}