/* style.css */
body {
    font-family: 'Noto Sans JP', sans-serif;
    color: #333;
}

.btn-primary {
    background-color: #2D5A27;
    color: white;
    transition: all 0.3s ease;
}

.btn-primary:hover {
    background-color: #4CAF50;
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(45, 90, 39, 0.2);
}

.page-content {
    display: none;
}

.page-content.active {
    display: block;
    animation: fadeIn 0.6s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(15px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ナビゲーションの下線アニメーション */
.nav-link {
    position: relative;
}
.nav-link::after {
    content: '';
    position: absolute;
    width: 0;
    height: 2px;
    bottom: -4px;
    left: 0;
    background-color: #2D5A27;
    transition: width 0.3s ease;
}
.nav-link:hover::after {
    width: 100%;
}

/* SNSリンクの装飾 */
.social-link {
    position: relative;
    padding: 4px 0;
}
.social-link:hover {
    transform: scale(1.05);
}

/* 強みカードのホバー効果 */
.feature-card {
    transition: all 0.3s ease;
}
.feature-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.05);
    border-color: #2D5A27;
}