/* override.css */
body.myClass .header {
    display: flex;
    flex-wrap: nowrap;
    align-items: center;
    justify-content: space-between;
    width: 100%;
    box-sizing: border-box;
}
@media (min-width: 576px) { body.myClass .header { padding-left: calc((100% - 540px) / 2); padding-right: calc((100% - 540px) / 2); } }
@media (min-width: 768px) { body.myClass .header { padding-left: calc((100% - 720px) / 2); padding-right: calc((100% - 720px) / 2); } }
@media (min-width: 992px) { body.myClass .header { padding-left: calc((100% - 960px) / 2); padding-right: calc((100% - 960px) / 2); } }
@media (min-width: 1200px) { body.myClass .header { padding-left: calc((100% - 1140px) / 2); padding-right: calc((100% - 1140px) / 2); } }
@media (min-width: 1400px) { body.myClass .header { padding-left: calc((100% - 1320px) / 2); padding-right: calc((100% - 1320px) / 2); } }

/* --- ハンバーガーの親要素を、中身のサイズぴったりに --- */
body.myClass .header .grid-child.container-nav {
    flex: 0 0 auto;
    width: auto;
    max-width: none;
}

body.myClass .header .grid-child.container-nav .offcanvas-menu-wrapper {
    display: block;
    width: auto;
}

body.myClass .container-header {
    border-bottom: 1px solid #ddd;
}

/* --- TOPCOOL風 ホーム: スローガン --- */
.tc-slogan {
    text-align: center;
    margin: 2rem 0;
}
.tc-slogan h1 {
    display: inline-block;
    font-size: 1.8rem;
    font-weight: bold;
    padding-bottom: 0.75rem;
    border-bottom: 3px solid #1a5fb4;
}

/* --- TOPCOOL風 ホーム: カードグリッド --- */
.tc-card-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
    margin-bottom: 2rem;
}

.tc-card {
    display: block;
    background: #fff;
    border: 1px solid #ddd;
    text-decoration: none;
    color: inherit;
    transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.tc-card:hover {
    box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
    transform: translateY(-2px);
}

.tc-card-img img {
    width: 100%;
    height: 200px;
    object-fit: cover;
    display: block;
}

.tc-card-body {
    text-align: center;
    padding: 0.9rem 0.5rem 1.1rem;
}
.tc-card-title {
    font-weight: bold;
    font-size: 1.05rem;
    margin-bottom: 0.3rem;
}
.tc-card-sub {
    font-size: 0.85rem;
    color: #666;
}

/* スマホ: カラム数を落とす */
@media (max-width: 767.98px) {
    .tc-card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 479.98px) {
    .tc-card-grid { grid-template-columns: 1fr; }
}


body.myClass .container-header{background-color: #FFF;background-image:unset;}

/* --- bottom module: 画面幅いっぱいに広げる --- */
body.myClass .site-grid .container-bottom-a {
    grid-column: full-start / full-end;
}