/**
 * ITSherpa Slider Styles
 * 自動スクロールスライダーのスタイル
 */

/* コンテナ */
.itsherpa-slider-section .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    box-sizing: border-box;
}

/* スライダーセクション */
.itsherpa-slider-section {
    padding: 60px 0;
    background: #f8f9fa;
}

.itsherpa-slider-section h2 {
    text-align: center;
    font-size: 2.5rem;
    margin-bottom: 3rem;
    color: #333;
}

.itsherpa-slider {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 20px 0;
}

.itsherpa-slider-container {
    position: relative;
    width: 100%;
    overflow: hidden;
}

.itsherpa-slider-track {
    display: flex;
    transition: transform 0.5s ease-in-out;
    gap: 20px;
}

.itsherpa-slider-item {
    flex: 0 0 33.333%;
    min-width: 0;
    padding: 0 10px;
    box-sizing: border-box;
}

.itsherpa-slider-item-inner {
    background: #fff;
    border-radius: 8px;
    overflow: hidden;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    height: 100%;
    display: flex;
    flex-direction: column;
}

.itsherpa-slider-item-inner:hover {
    transform: translateY(-5px);
    box-shadow: 0 5px 20px rgba(0, 0, 0, 0.15);
}

.itsherpa-slider-item-link {
    text-decoration: none;
    color: inherit;
    display: flex;
    flex-direction: column;
    height: 100%;
}

.itsherpa-slider-item-image {
    width: 100%;
    height: 200px;
    overflow: hidden;
    position: relative;
    background: #f5f5f5;
}

.itsherpa-slider-item-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.3s ease;
}

.itsherpa-slider-item-link:hover .itsherpa-slider-item-image img {
    transform: scale(1.05);
}

.itsherpa-slider-item-content {
    padding: 20px;
    flex: 1;
    display: flex;
    flex-direction: column;
}

.itsherpa-slider-item-title {
    font-size: 18px;
    font-weight: 600;
    color: #333;
    margin: 0 0 10px 0;
    line-height: 1.4;
}

.itsherpa-slider-item-description {
    font-size: 14px;
    color: #666;
    line-height: 1.6;
    margin: 0;
    flex: 1;
}

/* ナビゲーションボタン */
.itsherpa-slider-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.9);
    border: 1px solid #ddd;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.3s ease;
    z-index: 10;
    font-size: 20px;
    color: #333;
}

.itsherpa-slider-nav:hover {
    background: #fff;
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.2);
    transform: translateY(-50%) scale(1.1);
}

.itsherpa-slider-prev {
    left: -20px;
}

.itsherpa-slider-next {
    right: -20px;
}

.itsherpa-slider-prev::before {
    content: '‹';
}

.itsherpa-slider-next::before {
    content: '›';
}

/* レスポンシブ対応 */
@media (max-width: 1024px) {
    .itsherpa-slider-item {
        flex: 0 0 50%;
    }

    .itsherpa-slider-item-image {
        height: 180px;
    }

    .itsherpa-slider-prev {
        left: 10px;
    }

    .itsherpa-slider-next {
        right: 10px;
    }
}

@media (max-width: 768px) {
    .itsherpa-slider-item {
        flex: 0 0 100%;
    }

    .itsherpa-slider-item-image {
        height: 250px;
    }

    .itsherpa-slider-item-title {
        font-size: 16px;
    }

    .itsherpa-slider-item-description {
        font-size: 13px;
    }

    .itsherpa-slider-track {
        gap: 10px;
    }

    .itsherpa-slider-item {
        padding: 0 5px;
    }

    .itsherpa-slider-nav {
        width: 35px;
        height: 35px;
        font-size: 18px;
    }
}

/* 画像が設定されていない場合のプレースホルダー */
.itsherpa-slider-item-image:empty::after {
    content: '画像なし';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: #999;
    font-size: 14px;
}

/* アニメーション用 */
@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.itsherpa-slider-item {
    animation: slideIn 0.5s ease-out;
}