:root {
  color-scheme: light;
  --ink: #102c46;
  --blue: #124d84;
  --blue-dark: #0b365d;
  --red: #c53228;
  --paper: #fbfcfa;
  --line: #bfd1d9;
  font-family: "Avenir Next", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}
* { box-sizing: border-box; }
body { margin: 0; background: var(--paper); color: var(--ink); }
a { color: var(--blue); text-underline-offset: .2em; }
a:focus-visible { outline: 3px solid #d07b14; outline-offset: 4px; }
.announcement {
  overflow: hidden;
  background: radial-gradient(ellipse at 80% 30%, #eaf7ff 0, transparent 42%), linear-gradient(155deg, #e9f6fd 0%, #cce8fa 63%, #b4dbf4 100%);
  border-bottom: 1px solid #a9cfe6;
}
.announcement-inner { max-width: 1160px; margin: auto; padding: 46px 32px 40px; display: grid; grid-template-columns: minmax(0, 1fr) minmax(180px, 300px); align-items: center; gap: 40px; }
.edition { color: var(--blue-dark); font-size: clamp(2.6rem, 6vw, 5.1rem); font-weight: 750; letter-spacing: -.055em; line-height: .98; margin: 0 0 16px; }
.edition span { white-space: nowrap; }
h1 { font-size: clamp(1.05rem, 2.3vw, 1.6rem); line-height: 1.55; letter-spacing: .01em; margin: 0; font-weight: 650; }
.event-details { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 34px; }
.event-details > div { border-top: 2px solid #5ca9d1; padding-top: 13px; }
.date time, .date > span[aria-hidden] { font-size: clamp(1.45rem, 2.65vw, 2rem); line-height: 1.15; font-weight: 750; letter-spacing: -.025em; color: var(--red); }
.day, .date-ja, .venue-ja, .place { display: block; }
.day { margin-top: 6px; font-size: .95rem; }
.date-ja { margin-top: 2px; font-size: .93rem; }
.venue > span:first-child { display: block; font-size: clamp(1.2rem, 2vw, 1.55rem); line-height: 1.25; font-weight: 750; }
.venue-ja { margin-top: 6px; font-size: 1rem; font-weight: 650; }
.place { margin-top: 4px; font-size: .9rem; }
.contact { margin-top: 25px; font-size: .91rem; line-height: 1.6; }
.contact p { margin: 0; }
.contact a { font-weight: 650; }
.mark { position: relative; width: 100%; max-width: 300px; justify-self: end; }
.mark-ring { display: block; width: 100%; height: auto; }
.mark-lake { position: absolute; height: 38%; width: auto; top: 27%; left: 49%; transform: translateX(-50%); }
.photos { max-width: 1160px; margin: 0 auto; display: grid; grid-template-columns: 1.14fr 1fr 1fr; gap: 5px; padding: 5px 5px 0; }
.photos img { display: block; width: 100%; height: 170px; object-fit: cover; }
.photo-lake { object-position: 48% 58%; }
.photo-meal { object-position: 50% 58%; }
.content { max-width: 1160px; margin: auto; padding: 0 32px; }
.status { padding: 25px 0; border-bottom: 1px solid var(--line); display: flex; gap: 6px 20px; flex-wrap: wrap; font-weight: 650; }
.status p { margin: 0; }
.location { display: grid; grid-template-columns: minmax(260px, .8fr) minmax(0, 1.2fr); gap: 36px; padding: 40px 0 48px; align-items: start; }
h2 { margin: 0 0 22px; color: var(--blue-dark); font-size: 2rem; letter-spacing: -.03em; line-height: 1.2; }
h2 span { font-size: 1rem; letter-spacing: 0; margin-left: .35em; }
.location-copy { line-height: 1.7; font-size: .95rem; }
.location-copy p { margin: 0 0 16px; }
.location-name { font-size: 1.1rem; font-weight: 750; line-height: 1.5; }
.map-link { display: inline-block; font-weight: 700; padding: 6px 0; }
.map-frame { border: 1px solid #b6c9d2; border-radius: 4px; overflow: hidden; background: #e8f0f2; min-height: 300px; }
.map-frame iframe { display: block; width: 100%; height: 300px; border: 0; }
footer { max-width: 1160px; margin: auto; padding: 18px 32px 30px; border-top: 1px solid var(--line); display: flex; justify-content: space-between; gap: 14px; color: #60798a; font-size: .77rem; }
@media (max-width: 700px) {
  .announcement-inner { padding: 28px 20px 26px; grid-template-columns: minmax(0, 1fr) 86px; gap: 8px; align-items: start; }
  .edition { font-size: clamp(2.05rem, 8vw, 3rem); margin-bottom: 10px; }
  h1 { font-size: .98rem; line-height: 1.5; }
  .mark { margin-top: 3px; }
  .event-details { grid-template-columns: 1fr; gap: 14px; margin-top: 24px; }
  .date time, .date > span[aria-hidden] { font-size: 1.55rem; }
  .contact { margin-top: 18px; overflow-wrap: anywhere; }
  .photos { grid-template-columns: 1fr 1fr; gap: 4px; padding: 4px 4px 0; }
  .photos img { height: 118px; }
  .photos .photo-lake { grid-column: 1 / -1; height: 170px; }
  .content { padding: 0 20px; }
  .status { padding: 20px 0; display: block; line-height: 1.6; }
  .location { grid-template-columns: 1fr; gap: 15px; padding: 30px 0 34px; }
  h2 { font-size: 1.65rem; margin-bottom: 16px; }
  .map-frame, .map-frame iframe { min-height: 270px; height: 270px; }
  footer { padding: 16px 20px 24px; }
}
@media (max-width: 360px) {
  .announcement-inner { grid-template-columns: minmax(0, 1fr) 64px; }
  .edition { font-size: 1.9rem; }
}