/* タブスタイルメニュー */
.sa-tab-menu {
  background: rgb(255 255 235);
  border-radius: 20px;
  padding: 15px;
  backdrop-filter: blur(15px);
  margin-bottom: 40px;
  width: 100%;
  box-shadow: 0px 0px 13px 3px #eae7e7;
  z-index: 9;
}

.sa-tab-list {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
}

.sa-tab-item {
  background: #fff;
  color: #8079d2;
  padding: 15px 25px;
  border-radius: 25px;
  text-decoration: none;
  transition: all 0.3s ease;
  font-weight: 500;
  border: 2px solid #e4e4e4;
}

.sa-tab-item:hover,
.sa-tab-item.active {
  background: white;
  color: #8676f7;
  transform: scale(1.05);
  border: 2px solid rgba(255, 255, 255, 0.3);
}

@media (max-width: 768px) {
    .sa-tab-menu {
      padding: 10px;
      border-radius: 15px;
      margin-bottom: 25px;
      box-sizing: border-box;
    }
  
    .sa-tab-list {
      flex-direction: column;
      align-items: stretch;
      gap: 8px;
      width: 100%;
    }
  
    .sa-tab-item {
      width: 100%;
      text-align: center;
      padding: 12px 15px;
      border-radius: 20px;
      font-size: 14px;
      box-sizing: border-box;
    }
  
    .sa-tab-item:hover {
      transform: scale(1.02); /* スマホでは控えめに */
    }
  }

.sa-guardian-wrapper {
    max-width: 1000px;
    margin: 0 auto 80px;
    overflow: hidden;
}

.sa-guardian-hero {
    background: #b1a7e6;
    padding: 60px 40px;
    text-align: center;
    position: relative;
    overflow: hidden;
    border-radius: 20px 20px 0 0;
}

.sa-guardian-hero::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(74, 144, 226, 0.1) 0%, transparent 70%);
    border-radius: 50%;
}

.sa-guardian-hero::after {
    content: '';
    position: absolute;
    bottom: -30%;
    left: -5%;
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(94, 163, 245, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.sa-hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50px;
    color: #4dff36;
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
    backdrop-filter: blur(10px);
    font-weight: 500;
}

.sa-hero-title {
    font-size: 3rem;
    font-weight: 700;
    color: #000;
    margin: 0 0 20px 0;
    letter-spacing: 0.05em;
    position: relative;
    z-index: 1;
}

.sa-hero-subtitle {
    font-size: 1.2rem;
    color: rgba(0, 0, 0, 0.9);
    line-height: 1.8;
    margin: 0;
    font-weight: 300;
    position: relative;
    z-index: 1;
}

.sa-guardian-body {
    padding: 50px 40px;
    background: #fafbfc;
    background-image: repeating-linear-gradient(140deg, transparent, transparent 10px, rgba(99, 99, 99, 0.17) 10px, rgba(99, 99, 99, 0.17) 11px);
}

.sa-intro-card {
    background: white;
    border-radius: 16px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    margin-bottom: 50px;
    display: flex;
    gap: 30px;
    align-items: center;
}

.sa-intro-icon {
    flex-shrink: 0;
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, #4a90e2 0%, #5ba3f5 100%);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: white;
    box-shadow: 0 10px 30px rgba(74, 144, 226, 0.3);
}

.sa-intro-text {
    flex: 1;
    font-size: 1.05rem;
    line-height: 1.9;
    color: #2d3748;
    margin: 0;
}

.sa-intro-text strong {
    color: #1a202c;
    font-weight: 600;
}

.sa-feature-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.sa-feature-item {
    background: white;
    border-radius: 12px;
    padding: 30px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
    transition: all 0.3s ease;
    border: 1px solid #e2e8f0;
}

.sa-feature-item:hover {
    transform: translateY(-5px);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.08);
    border-color: #4cb14b;
}

.sa-feature-number {
    flex-shrink: 0;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, #f0fff9 0%, #e6fff1 100%);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    font-weight: 700;
    color: #56ba70;
}

.sa-feature-content h3 {
    font-size: 1.1rem;
    font-weight: 600;
    color: #1a202c;
    margin: 0 0 8px 0;
}

.sa-feature-content p {
    font-size: 0.95rem;
    color: #718096;
    margin: 0;
    line-height: 1.6;
}

.sa-cta-section {
    background: linear-gradient(135deg, #041075 0%, #0f3460 100%);
    border-radius: 20px;
    padding: 50px;
    position: relative;
    overflow: hidden;
}

.sa-cta-section::before {
    content: '';
    position: absolute;
    top: -100px;
    right: -100px;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 255, 255, 0.05) 0%, transparent 70%);
    border-radius: 50%;
}

.sa-cta-content {
    position: relative;
    z-index: 1;
}

.sa-cta-title {
    font-size: 2.2rem;
    font-weight: 700;
    color: white;
    margin: 0 0 40px 0;
    text-align: center;
    line-height: 1.4;
}

.sa-cta-features {
    display: grid;
    gap: 30px;
}

.sa-cta-feature {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.sa-cta-feature i {
    flex-shrink: 0;
    font-size: 1.5rem;
    color: #5ba3f5;
    margin-top: 4px;
}

.sa-cta-feature h4 {
    font-size: 1.2rem;
    font-weight: 600;
    color: white;
    margin: 0 0 10px 0;
}

.sa-cta-feature p {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
    line-height: 1.8;
    margin: 0;
}

@media (max-width: 768px) {
    .sa-guardian-hero {
        padding: 40px 20px;
    }
    
    .sa-hero-title {
        font-size: 2rem;
    }
    
    .sa-guardian-body {
        padding: 30px 20px;
    }
    
    .sa-intro-card {
        flex-direction: column;
        padding: 30px 20px;
        text-align: center;
    }
    
    .sa-feature-grid {
        grid-template-columns: 1fr;
    }
    
    .sa-cta-section {
        padding: 30px 20px;
    }
    
    .sa-cta-title {
        font-size: 1.6rem;
    }
}