body {
    overflow: scroll;
}

.archive-header {
    width: 100%;
    height: 20svh;
    display: flex;
    justify-content: center;
    align-items: center;

    .post-search-bar {
        width: 500px;
        height: 40px;

        .post-search {
            width: 100%;
            height: 100%;
            display: flex;
            justify-content: center;
            align-items: center;
            padding: 0 16px;
            box-sizing: border-box;
            border: var(--borderColor) 1px solid;
            border-radius: 10px;
            background-color: var(--bgColor);
        }
    }
}

.back-to-top {
    display: block;
    position: fixed;
    top: 60px;
    left: 60px;
    z-index: 100;
}

.back-button {
    display: inline-flex; /* PCでは表示 */
    align-items: center;
    gap: 16px;
    padding: 16px 32px;
    background: var(--bgBkgColor);
    color: var(--bgColor);
    border-radius: 10px;
    text-decoration: none;
    font-size: 12px;
    font-weight: bold;
    box-shadow: 3px 3px 6px rgba(21, 21, 21, 0.25);
    transition: all 0.3s ease-in-out;

    svg {
        width: 20px;
        height: 20px;
    }
}

.back-button:hover {
    scale: 1.05;
}

/* 記事 */
.article-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 48px 24px;
    padding: 24px;
    box-sizing: border-box;
    max-width: 1200px;
    margin: auto;

    .article-card {
        width: 240px;
        height: 300px;
        border-radius: 10px;
        padding: 10px;
        background: #fafafa;
        box-shadow: 0 0 14px 2px rgba(15, 15, 15, 0.15);

        img {
            width: 220px;
            height: 200px;
            object-fit: cover;
            border-radius: 8px;
            margin: 0 auto;
        }

        .article-title {
            font-size: 16px;
            font-weight: bold;
            padding-top: 10px;
            line-height: 1.2;
        }

        .mobile-intro-excerpt {
            display: none;
        }

        .article-meta {
            font-size: 12px;
            color: #ccc;
            padding-top: 15px;
        }
    }
}

.pagination {
    display: flex;
    justify-content: center;
    align-items: center;
}

@media screen and (max-width: 767px) {
    .mobile-header {
        .search-icon,
        .header-course-btn-mobile {
            display: none !important;
        }
    }

    .archive-header {
        height: 10svh;

        .post-search-bar {
            width: 90%;
            margin: auto;
        }
    }

    .article-grid {
        justify-items: center;
        align-items: center;
        gap: 24px;
        padding: 16px;
    }
}

@media screen and (min-width: 768px) {
    .pc-header {
        display: none !important;
    }
}

@media screen and (max-width: 555px) {
    .article-grid {
        .article-card {
            width: 400px;
            height: 180px;
            .article-box {
                width: 100%;
                height: 100%;
                display: flex;
                flex-direction: row-reverse;
                align-items: center;

                img {
                    height: 160px;
                }

                .article-content {
                    width: 80%;
                    height: 100%;
                    margin: auto;
                    padding-right: 4px;
                    display: flex;
                    flex-direction: column;
                    justify-content: space-between;
                    align-items: flex-start;

                    .article-title {
                        line-height: 1.4;
                        font-size: 18px;
                        padding-top: 0px;
                    }

                    .mobile-intro-excerpt {
                        display: block;
                        width: 100%;
                        height: 80%;
                        padding-top: 6px;

                        .line-clamp {
                            width: 220px;
                            word-break: break-all;
                            display: -webkit-box;
                            -webkit-box-orient: vertical;
                            -webkit-line-clamp: 2;
                            overflow: hidden;
                            text-overflow: ellipsis;
                            font-size: 12px;
                            color: #999;
                        }
                    }

                    .article-meta {
                        padding-top: 0px;
                    }
                }
            }
        }
    }
}