:root {
  --ink: #1d1d1b;
  --muted: #6b6b66;
  --line: rgba(23, 69, 57, .14);
  --bg: #f3f8f3;
  --tint: #e1eee1;
  --green: #174539;
  --green-deep: #0f352b;
  --red: #b3262e;
  --max: 1080px;
  --serif: "Shippori Mincho", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --sans: "Zen Kaku Gothic New", "Hiragino Kaku Gothic ProN", "Yu Gothic", sans-serif;
}
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 76px; }
body {
  margin: 0; background-color: var(--bg); background-image: url("img/bg-petals.svg"); background-size: 240px 240px; color: var(--ink);
  font-family: var(--sans); font-size: 17px; line-height: 1.85;
  -webkit-text-size-adjust: 100%;
  word-break: auto-phrase; line-break: strict; overflow-wrap: anywhere;
}
img { display: block; max-width: 100%; height: auto; }
.sr-only { position: absolute; width: 1px; height: 1px; margin: -1px; padding: 0; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0; }
.c-red { --color: #c8323a; }
.c-yellow { --color: #e2b100; }
a { color: inherit; }

/* header */
.site-header {
  position: sticky; top: 0; z-index: 20;
  display: flex; align-items: center; justify-content: space-between;
  padding: 14px 24px; background: rgba(243,248,243,.94);
  border-bottom: 1px solid var(--line);
  backdrop-filter: blur(6px);
}
.wordmark { text-decoration: none; display: inline-flex; align-items: center; gap: 10px; line-height: 1.2; }
.wordmark-text { display: flex; flex-direction: column; }
.header-logo { display: none; height: 52px; width: auto; }
.wordmark-main { font-family: var(--serif); font-weight: 700; font-size: 22px; letter-spacing: .08em; color: var(--ink); }
.wordmark-sub { font-size: 12px; letter-spacing: .12em; color: var(--muted); }
.site-nav { display: flex; gap: 26px; }
.site-nav a {
  text-decoration: none; font-size: 15px; font-weight: 500; letter-spacing: .06em;
  padding: 6px 0; border-bottom: 2px solid transparent;
}
.site-nav a:hover, .site-nav a:focus-visible { border-bottom-color: var(--green); outline: none; }
.nav-toggle { display: none; }

/* hero */
.hero {
  display: grid; grid-template-columns: 2fr 3fr; align-items: stretch;
  height: clamp(420px, calc(100svh - 69px), 760px);
}
.hero-logo { display: flex; justify-content: center; align-items: center; background: rgba(243, 248, 243, .85); padding: 32px; min-height: 0; overflow: hidden; }
.hero-logo img { width: auto; height: min(56svh, 440px); max-height: 100%; }
.hero-photo { overflow: hidden; position: relative; }
.hero-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 30%; }
.hero-photo::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 20%; z-index: 1; pointer-events: none; background: linear-gradient(90deg, rgba(243,248,243,.92) 0%, rgba(243,248,243,.7) 22%, rgba(243,248,243,.45) 42%, rgba(243,248,243,.22) 62%, rgba(243,248,243,.07) 82%, rgba(243,248,243,0) 100%); }

/* sections */
.section { padding: 104px 24px; }
.section > * { max-width: var(--max); margin-left: auto; margin-right: auto; }
.section.tint { background: rgba(205, 226, 208, .4); }
.section-head { margin-bottom: 44px; padding-bottom: 14px; border-bottom: 1px solid rgba(23, 69, 57, .22); }
.section-head h2 { margin: 0; display: flex; align-items: baseline; gap: 16px; font-weight: 500; }
.section-head .en { font-family: var(--serif); font-size: 26px; letter-spacing: .22em; color: var(--green-deep); }
.section-head .ja { font-size: 16px; font-weight: 500; letter-spacing: .1em; color: #33332f; }
.empty, .loading { color: var(--muted); }

/* news */
.news-list, .schedule-list { list-style: none; padding: 0; margin: 0 auto; }
.news-item { border-top: 1px solid var(--line); }
.news-item:last-child { border-bottom: 1px solid var(--line); }
.news-item a, .news-item .row {
  display: grid; grid-template-columns: 112px 108px 1fr; gap: 16px; align-items: baseline;
  padding: 18px 4px; text-decoration: none;
}
.news-item a:hover .news-title { color: var(--green); text-decoration: underline; }
.news-date { font-family: var(--serif); letter-spacing: .04em; }
.tag {
  display: inline-block; font-size: 14px; line-height: 1; padding: 7px 11px; text-align: center;
  border: 1px solid var(--green); color: var(--green); border-radius: 2px;
}
.news-title { font-weight: 500; }
.new-badge { color: #a3202a; font-size: 14px; font-weight: 700; margin-right: 8px; letter-spacing: .08em; }

/* schedule */
.schedule-item { background: #fff; border: 1px solid var(--line); border-radius: 2px; padding: 32px; margin-bottom: 14px; display: grid; grid-template-columns: 110px 1fr 220px; gap: 24px; align-items: start; }
.sch-title { font-size: 20px; line-height: 1.6; margin-bottom: 12px; }
.sch-info { margin: 0 0 12px; display: grid; gap: 8px; font-size: 17px; }
.sch-info > div { display: grid; grid-template-columns: 4.5em 1fr; gap: 8px; border-bottom: 1px solid var(--line); padding-bottom: 8px; }
.sch-info dt { color: var(--muted); }
.sch-info dd { margin: 0; }
.addr { color: var(--muted); font-size: 15px; }
.map-link { font-size: 14px; color: var(--green); margin-left: 6px; white-space: nowrap; }
.sch-note { margin: 16px 0 0; padding: 0; color: #4a4a45; font-size: 16px; }
.sch-image { width: 100%; height: auto; border-radius: 2px; }
.sch-date { font-family: var(--serif); font-size: 22px; line-height: 1.3; }
.sch-date small { display: block; font-size: 14px; color: var(--muted); font-family: var(--sans); }
.sch-title { font-weight: 700; }
.sch-meta { color: var(--muted); font-size: 16px; }
.sch-link { text-decoration: none; background: var(--green); color: #fff; padding: 10px 18px; border-radius: 2px; font-size: 14px; white-space: nowrap; }
.sch-link:hover { background: var(--green-deep); }

/* profile */
.profile-intro { text-align: center; max-width: 720px; margin-bottom: 40px; }
.catch { font-size: 19px; line-height: 1.9; margin: 0; }
.lead { font-family: var(--serif); font-size: clamp(22px, 3.4vw, 30px); line-height: 1.8; margin: 0 0 24px; }
.spec { margin: 14px 0 0; display: grid; gap: 6px; font-size: 17px; }
.spec > div { display: grid; grid-template-columns: 4.5em 1fr; gap: 8px; border-bottom: 1px solid var(--line); padding-bottom: 6px; }
.spec dt { color: var(--muted); }
.spec dd { margin: 0; }
.spec dd span { display: inline-block; margin-right: .9em; }
.chip { display: inline-block; width: 12px; height: 12px; border-radius: 50%; background: var(--color); margin-right: 6px; vertical-align: -1px; }
.contact-text { margin-top: 0; margin-bottom: 20px; }
.contact-mail { margin-top: 0; margin-bottom: 0; }
.contact-mail a {
  display: inline-block; font-family: var(--serif); font-size: clamp(16px, 4.4vw, 24px); letter-spacing: .04em;
  color: var(--green); text-decoration: none; word-break: break-all;
  border: 1px solid var(--green); border-radius: 2px; padding: 14px 24px;
}
.contact-mail a:hover, .contact-mail a:focus-visible { background: var(--green); color: #fff; outline: none; }
.members { display: grid; grid-template-columns: repeat(2, 1fr); gap: 32px; max-width: 760px; }
.member img { width: 100%; aspect-ratio: 3 / 4; object-fit: cover; object-position: 50% 30%; border-radius: 2px; }
.member h3 { font-family: var(--serif); font-size: 22px; letter-spacing: .1em; margin: 16px 0 4px; font-weight: 700; }
.x-link { display: inline-flex; align-items: center; justify-content: center; width: 32px; height: 32px; margin-left: 8px; vertical-align: 2px; border: 1px solid var(--ink); border-radius: 50%; color: var(--ink); text-decoration: none; }
.x-link:hover, .x-link:focus-visible { background: var(--ink); color: #fff; outline: none; }
.member-text { margin: 0; color: var(--muted); font-size: 14px; }
.sns { display: flex; justify-content: center; gap: 24px; margin-top: 40px; }
.sns a { text-decoration: none; border: 1px solid var(--ink); padding: 10px 26px; border-radius: 999px; font-size: 16px; letter-spacing: .1em; }
.sns a:hover { background: var(--ink); color: #fff; }

/* footer */
.site-footer { border-top: 1px solid var(--line); padding: 32px 24px; display: flex; justify-content: space-between; align-items: center; max-width: none; }
.site-footer small { color: var(--muted); font-size: 14px; }

/* responsive */
@media (max-width: 860px) {
  .hero { grid-template-columns: 1fr; height: auto; }
  .header-logo { display: block; }
  .hero-logo { display: none; }
  .hero-photo { aspect-ratio: 4 / 3; }
  .hero-photo::before { display: none; }
  .nav-toggle { display: inline-flex; flex-direction: column; gap: 6px; background: none; border: 0; padding: 10px; cursor: pointer; }
  .nav-toggle span { width: 24px; height: 2px; background: var(--ink); display: block; }
  .site-nav { display: none; position: absolute; top: 100%; left: 0; right: 0; flex-direction: column; gap: 0; background: var(--bg); border-bottom: 1px solid var(--line); }
  .site-nav.open { display: flex; }
  .site-nav a { padding: 16px 24px; border-bottom: 1px solid var(--line); }
  .news-item a, .news-item .row { grid-template-columns: 1fr; gap: 6px; }
  .schedule-item { grid-template-columns: 1fr; gap: 14px; padding: 20px; }
  .sch-image { max-width: 320px; }
  .sch-link { justify-self: start; }
  .section { padding: 72px 20px; }
  .members { gap: 16px; }
  .spec { font-size: 17px; }
  .spec > div { grid-template-columns: 1fr; gap: 2px; }
  .spec dt { font-size: 14px; letter-spacing: .06em; }
}
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }