* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  background-color: #141414;
  background-image: repeating-linear-gradient(45deg, rgba(255,255,255,.012) 0, rgba(255,255,255,.012) 1px, transparent 1px, transparent 4px);
  color: #242424;
  font-family: Arial, "Meiryo", sans-serif;
  font-size: 13px;
}
a { color: #3e5b78; }
.site-wrap { width: 1040px; margin: 0 auto; }
.site-header { height: 66px; display: flex; align-items: end; gap: 18px; padding: 0 0 8px; }
.site-title { width: 212px; align-self: center; line-height: 1.4; font-size: 15px; font-weight: bold; }
.site-title a { color: #dedede; text-decoration: none; }
.header-nav { display: flex; flex: 1; height: 33px; background: linear-gradient(#424444, #161819); border: 1px solid #0a0a0a; }
.header-nav a { flex: 1; border-right: 1px solid #111; border-left: 1px solid #444; color: #ddd; font-size: 12px; font-weight: bold; text-align: center; line-height: 31px; text-decoration: none; }
.header-nav a:last-child { border-right: 0; }
.header-nav a:hover, .header-nav .selected { background: linear-gradient(#5a5e5e, #2a2c2c); color: white; }
.page-columns { display: flex; align-items: flex-start; gap: 18px; }
.side-menu { width: 212px; flex: none; padding: 10px 8px 16px; background: #202121; color: #ddd; border: 1px solid #0a0a0a; }
.side-heading { background: linear-gradient(#414343,#171819); padding: 8px 10px; font-weight: bold; color: #e3e3e3; margin-bottom: 8px; border-bottom: 2px solid #e66f17; }
.side-menu > a { display: block; padding: 8px 7px 8px 12px; color: #bfc1c1; text-decoration: none; border-bottom: 1px solid #353737; }
.side-menu > a:before { content: '› '; color: #e67b23; }
.side-menu > a:hover, .side-menu > a.now { color: #fff; background: #303232; }
.side-note { color: #797d7d; line-height: 1.8; font-size: 11px; padding: 24px 5px 4px; }
.side-photo { margin-top: 18px; border: 1px solid #111; background: #151819; }
.side-photo-image { min-height: 105px; display: flex !important; align-items: center; justify-content: center; padding: 12px 8px !important; border-bottom: 1px solid #333 !important; background: linear-gradient(#273239, #111719); }
.side-photo-image:before { content: none !important; }
.side-photo-image img { display: block; width: 90%; max-width: 175px; height: auto; }
.side-photo-title { padding: 7px 5px; color: #bbb; font-size: 12px; text-align: center; }
.article { flex: 1; min-width: 0; background: #f1f2f3; padding: 16px 24px 26px; min-height: 1250px; border: 1px solid #bfc1c4; box-shadow: 0 2px 7px #0006; line-height: 1.95; }
.article-label { color: #6a737a; border-bottom: 1px solid #b6bdc1; font-size: 11px; padding-bottom: 5px; }
.article h1 { font-size: 23px; line-height: 1.4; margin: 15px 0 4px; }
.article-date { text-align: right; font-size: 11px; color: #777; border-bottom: 1px dashed #bbb; padding-bottom: 6px; }
.article p { margin: 15px 8px; font-size: 14px; }
.article .lead { margin: 22px 8px 24px; }
.article h2 { margin: 34px 0 17px; background: #fff; border-left: 4px solid #a1a8ac; border-bottom: 1px solid #c7cbce; padding: 5px 11px; font-size: 16px; line-height: 1.6; }
.memory-photo { display: block; max-width: 650px; width: 92%; height: auto; margin: 20px auto 7px; border: 1px solid #aeb4b7; background: #ddd; }
.article .photo-caption { margin: 2px auto 20px; max-width: 650px; color: #777; font-size: 11px; }
.source-link { margin: 5px 8px 24px !important; font-size: 12px; overflow-wrap: anywhere; }
.source-link a { color: #506f8d; }
.article-bottom { border-top: 1px dashed #aaa; margin-top: 70px; display: flex; justify-content: space-between; padding: 10px 5px 0; font-size: 11px; letter-spacing: 1px; }
.article-bottom a { text-decoration: none; color: #656a6d; }
.footer { margin: 16px 0 30px; text-align: center; color: #757575; font-size: 10px; }

.event-info { margin: 24px 8px; border: 1px solid #c6c9cb; background: #e7e9ea; }
.event-info-row { display: flex; border-bottom: 1px solid #d0d3d5; }
.event-info-row:last-child { border-bottom: 0; }
.event-info-label { width: 105px; flex: none; padding: 8px 10px; color: #61676a; font-weight: bold; background: #dde0e2; }
.event-info-value { padding: 8px 11px; }
.event-schedule { margin: 15px 8px 24px; padding: 10px 14px; background: #fff; border: 1px solid #c9cdcf; }
.event-schedule div { padding: 4px 0; border-bottom: 1px dotted #ccc; }
.event-schedule div:last-child { border-bottom: 0; }
.event-schedule time { display: inline-block; width: 92px; color: #555; font-weight: bold; }
.photo-pair, .photo-trio { display: flex; gap: 10px; align-items: flex-start; max-width: 650px; margin: 20px auto 7px; }
.photo-pair figure, .photo-trio figure { flex: 1; margin: 0; }
.photo-pair .memory-photo, .photo-trio .memory-photo { width: 100%; margin: 0; min-width: 0; }

@media (max-width: 1080px) { .site-wrap { width: 96%; } }
@media (max-width: 720px) {
  .site-header { height: auto; display: block; padding: 15px 0 8px; }
  .site-title { width: auto; margin-bottom: 12px; }
  .header-nav { height: auto; flex-wrap: wrap; }
  .header-nav a { flex: 1 1 50%; }
  .page-columns { display: block; }
  .side-menu { display: none; }
  .article { width: 100%; padding: 15px; }
  .photo-pair, .photo-trio { display: block; }
  .photo-pair figure, .photo-trio figure { margin-bottom: 10px; }
  .event-info-row { display: block; }
  .event-info-label { width: 100%; }
}