:root { --primary: #66ADCC; --primary-dark: #47798e; }
* { box-sizing: border-box; }
body { margin: 0; font-family: "Hiragino Kaku Gothic ProN", "Yu Gothic", "Meiryo", sans-serif;
       color: #333; line-height: 1.9; background: #fff; }
a { color: var(--primary); overflow-wrap: anywhere; }
p, li, td, th, h1, h2, h3 { overflow-wrap: break-word; }
img { max-width: 100%; height: auto; border-radius: 6px; }
.site-header { background: #ffffff; color: #333333; border-bottom: 3px solid var(--primary); }
.site-header .inner { max-width: 960px; margin: 0 auto; padding: 18px 20px 10px;
    display: flex; align-items: center; gap: 16px; flex-wrap: wrap; }
.site-header img.logo { height: 48px; border-radius: 0; }
.site-header .catch { color: #666666; font-size: .9rem; }
.site-header .tel { margin-left: auto; color: #333333; font-weight: bold; }
nav.tabs { max-width: 960px; margin: 0 auto; padding: 0 12px; display: flex; flex-wrap: wrap; }
nav.tabs a { padding: 10px 16px; text-decoration: none; color: #444444; font-size: .95rem; }
nav.tabs a.active { color: var(--primary); border-bottom: 3px solid var(--primary);
    font-weight: bold; margin-bottom: -3px; }
nav.tabs a:hover { color: var(--primary); }
main { max-width: 960px; margin: 0 auto; padding: 32px 20px 64px; }
h1 { color: var(--primary-dark); font-size: 1.8rem; line-height: 1.4; }
h2 { color: var(--primary-dark); font-size: 1.35rem; border-left: 5px solid var(--primary);
     padding-left: 12px; margin-top: 2.2em; }
h3 { font-size: 1.1rem; color: var(--primary-dark); margin-bottom: .3em; }
figure { margin: 1.5em 0; text-align: center; }
table { border-collapse: collapse; margin: 1em 0; width: 100%; max-width: 640px; }
th, td { border: 1px solid #ccc; padding: 8px 14px; text-align: left; }
th { background: #66ADCC18; }
.columns { display: flex; gap: 24px; align-items: flex-start; margin: 1.5em 0; flex-wrap: wrap; }
.columns .col { flex: 1 1 280px; }
.columns .col p { margin-top: 0; }
.columns .col figure { margin: 0; }
.lead { font-size: 1.05rem; color: #555; margin-bottom: 2em; }
section.slide { padding: 8px 0 16px; }
.entry { border-bottom: 1px solid #e5e5e5; padding: 24px 0; }
.entry h2 { border: none; padding: 0; margin: .2em 0 .5em; font-size: 1.25rem; }
.entry .meta { font-size: .85rem; color: #888; display: flex; gap: 10px; align-items: center; }
.entry .cat { background: #66ADCC18; color: var(--primary-dark);
    padding: 1px 10px; border-radius: 99px; font-size: .8rem; }
.entry img.thumb { max-width: 320px; display: block; margin: .5em 0; }
.entry.card { display: flex; gap: 24px; align-items: flex-start; }
.entry.card img.thumb { max-width: 280px; margin: 0; flex-shrink: 0; }
.entry.card .card-body { flex: 1; min-width: 260px; }
.entry.event { background: #66ADCC18; border: none; border-radius: 10px;
    padding: 20px 24px; margin: 16px 0; }
.article-list a.item { display: block; text-decoration: none; color: inherit;
    border-bottom: 1px solid #e5e5e5; padding: 18px 4px; }
.article-list a.item:hover { background: #66ADCC18; }
.article-list .item h2 { border: none; padding: 0; margin: .1em 0; font-size: 1.15rem; }
.article-list .item time { font-size: .85rem; color: #888; }
.article-list .item .cat { font-size: .75rem; margin-left: .6em; padding: 2px 8px;
    border-radius: 10px; background: #66ADCC18; color: var(--primary-dark); }
.article-list .item p { margin: .3em 0 0; color: #666; font-size: .92rem; }
.site-footer { background: var(--primary-dark); color: #fff; margin-top: 40px; }
.site-footer .inner { max-width: 960px; margin: 0 auto; padding: 28px 20px; font-size: .9rem; }
.site-footer a { color: #fff; }
.back { margin-top: 3em; }
.form-wrap { max-width: 760px; scroll-margin-top: 20px; }
.form-alt { font-size: .9rem; color: #666; }
.form-wrap iframe { width: 100%; border: none; }
@media (max-width: 600px) {
  .entry.card { flex-direction: column; }
  .entry.card img.thumb { max-width: 100%; }
  .site-header .tel { margin-left: 0; }
}