/* スクロールアニメーション用のスタイル */
.scroll-animate {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-animate.visible {
    opacity: 1;
    transform: translateY(0);
}

/* アニメーションバリエーション */
.scroll-animate.fade-in {
    transform: translateY(0);
}

.scroll-animate.slide-up {
    transform: translateY(40px);
}

.scroll-animate.slide-left {
    transform: translateX(40px);
}

.scroll-animate.slide-right {
    transform: translateX(-40px);
}

.scroll-animate.scale-up {
    transform: scale(0.95);
}

/* 遅延アニメーション用クラス */
.delay-100 {
    transition-delay: 0.1s;
}

.delay-200 {
    transition-delay: 0.2s;
}

.delay-300 {
    transition-delay: 0.3s;
}

.delay-400 {
    transition-delay: 0.4s;
}

.delay-500 {
    transition-delay: 0.5s;
}

/* セクション全体のアニメーション */
section {
    position: relative;
}

section > .container {
    position: relative;
    z-index: 2;
}

/* 子要素の連続アニメーション */
.stagger-children > * {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

.stagger-children.visible > *:nth-child(1) {
    transition-delay: 0.1s;
}

.stagger-children.visible > *:nth-child(2) {
    transition-delay: 0.2s;
}

.stagger-children.visible > *:nth-child(3) {
    transition-delay: 0.3s;
}

.stagger-children.visible > *:nth-child(4) {
    transition-delay: 0.4s;
}

.stagger-children.visible > *:nth-child(5) {
    transition-delay: 0.5s;
}

.stagger-children.visible > *:nth-child(n+6) {
    transition-delay: 0.6s;
}

.stagger-children.visible > * {
    opacity: 1;
    transform: translateY(0);
}