/* Layout: 落ち着いた一枚紙の流れ。墨の濃紺と真鍮色を、運動の現場の「静かな熱」として使う */
:root {
  --bg: #f6f6f2;
  --surface: #ffffff;
  --ink: #1b2430;
  --muted: #5a6470;
  --line: #dcdcd4;
  --accent: #9a7b3c;
  --accent-ink: #ffffff;
  --deep: #1b2430;
  --deep-fg: #eef0ee;
  --font-display: "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --font-body: "Zen Kaku Gothic New", "Hiragino Sans", "Yu Gothic", "Meiryo", sans-serif;
  color-scheme: light;
}
@media (prefers-color-scheme: dark) {
  :root:not([data-theme="light"]) {
    --bg: #12171e; --surface: #1a212b; --ink: #e8ebee; --muted: #a3acb6;
    --line: #2c3540; --accent: #c9a960; --accent-ink: #12171e;
    --deep: #0c1015; --deep-fg: #e8ebee; color-scheme: dark;
  }
}
:root[data-theme="dark"] {
  --bg: #12171e; --surface: #1a212b; --ink: #e8ebee; --muted: #a3acb6;
  --line: #2c3540; --accent: #c9a960; --accent-ink: #12171e;
  --deep: #0c1015; --deep-fg: #e8ebee; color-scheme: dark;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0; background: var(--bg); color: var(--ink);
  font-family: var(--font-body); font-size: 16px; line-height: 1.85;
  -webkit-text-size-adjust: 100%;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
a:focus-visible, button:focus-visible { outline: 2px solid var(--accent); outline-offset: 3px; }

.wrap { width: 100%; max-width: 1080px; margin-inline: auto; padding-inline: 20px; }
.narrow { max-width: 720px; }

/* header */
.site-head {
  position: sticky; top: env(safe-area-inset-top, 0px); z-index: 10;
  background: color-mix(in srgb, var(--bg) 92%, transparent);
  backdrop-filter: blur(8px); border-bottom: 1px solid var(--line);
}
.site-head .wrap { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding-block: 12px; }
.logo { font-family: var(--font-display); font-size: 1.35rem; font-weight: 700; letter-spacing: .08em; text-decoration: none; display: flex; align-items: center; gap: 10px; }
.logo img { height: 34px; width: auto; }
.nav { display: flex; gap: 18px; flex-wrap: wrap; align-items: center; font-size: .9rem; }
.nav a { text-decoration: none; color: var(--muted); }
.nav a:hover { color: var(--ink); }
.nav .btn { color: var(--accent-ink); }
@media (max-width: 720px) { .nav a:not(.btn) { display: none; } }

.btn {
  display: inline-flex; align-items: center; gap: 8px; padding: 10px 20px;
  background: var(--accent); color: var(--accent-ink); border-radius: 2px;
  text-decoration: none; font-weight: 700; letter-spacing: .04em; border: 0;
}
.btn.ghost { background: transparent; color: var(--ink); border: 1px solid var(--ink); }

/* hero */
.hero { padding-block: 72px 56px; }
.hero .grid { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
@media (max-width: 860px) { .hero .grid { grid-template-columns: 1fr; gap: 32px; } .hero { padding-block: 40px; } }
.hero h1 {
  font-family: var(--font-display); font-weight: 700; margin: 0 0 24px;
  font-size: clamp(2rem, 5vw, 3.4rem); line-height: 1.35; letter-spacing: .04em; text-wrap: balance;
}
.hero h1 small { display: block; font-size: .42em; letter-spacing: .12em; color: var(--muted); margin-top: 14px; font-weight: 500; }
.hero p { max-width: 34em; color: var(--muted); margin: 0 0 28px; }
.hero .actions { display: flex; flex-wrap: wrap; gap: 12px; }
.hero figure { margin: 0; aspect-ratio: 4/5; overflow: hidden; background: var(--line); max-width: 100%; }
.hero figure img { width: 100%; height: 100%; object-fit: cover; }
.noimg { display: none !important; }
.hero .grid:has(.noimg) { grid-template-columns: 1fr; }
.hero h1 { word-break: keep-all; overflow-wrap: anywhere; }

.promise {
  font-family: var(--font-display); font-size: 1.15rem; letter-spacing: .1em;
  border-left: 3px solid var(--accent); padding-left: 14px; margin: 0 0 32px; color: var(--ink);
}

/* sections */
section { padding-block: 72px; }
section + section { border-top: 1px solid var(--line); }
.eyebrow { font-size: .78rem; letter-spacing: .2em; color: var(--accent); text-transform: uppercase; font-weight: 700; margin: 0 0 10px; }
h2 { font-family: var(--font-display); font-size: clamp(1.5rem, 3.2vw, 2.1rem); line-height: 1.5; margin: 0 0 24px; letter-spacing: .04em; text-wrap: balance; }
h3 { font-size: 1.1rem; margin: 0 0 8px; letter-spacing: .03em; }
.lead { max-width: 40em; color: var(--muted); }

/* anniversary band */
.band { background: var(--deep); color: var(--deep-fg); }
.band + section { border-top: 0; }
.band .stats { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 24px; margin-block: 32px; }
@media (max-width: 600px) { .band .stats { grid-template-columns: 1fr; } }
.stat { border-top: 1px solid color-mix(in srgb, var(--deep-fg) 25%, transparent); padding-top: 16px; }
.stat .k { font-size: .85rem; letter-spacing: .1em; opacity: .75; }
.stat .v { font-family: var(--font-display); font-size: clamp(2rem, 5vw, 2.8rem); line-height: 1.2; font-variant-numeric: tabular-nums; }
.stat .v span { font-size: .45em; margin-left: 4px; }
.band p { max-width: 42em; opacity: .9; }

/* features */
.features { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 40px 48px; margin-top: 40px; }
@media (max-width: 720px) { .features { grid-template-columns: 1fr; gap: 28px; } }
.feature { min-width: 0; }
.feature .tag { font-family: var(--font-display); color: var(--accent); font-size: 1.05rem; }
.feature p { margin: 0; color: var(--muted); }

/* schedule */
.table-scroll { overflow-x: auto; margin-top: 24px; }
table { border-collapse: collapse; width: 100%; font-size: .95rem; background: var(--surface); }
th, td { padding: 10px 14px; border-bottom: 1px solid var(--line); text-align: left; vertical-align: top; }
th { font-weight: 700; color: var(--muted); font-size: .85rem; letter-spacing: .05em; white-space: nowrap; }
td.num, th.num { text-align: right; font-variant-numeric: tabular-nums; white-space: nowrap; }
td.time { font-variant-numeric: tabular-nums; white-space: nowrap; color: var(--muted); }
tr.hl td { background: color-mix(in srgb, var(--accent) 10%, var(--surface)); }

/* facilities */
.facilities { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; margin-top: 32px; }
@media (max-width: 860px) { .facilities { grid-template-columns: 1fr; } }
.facility { background: var(--surface); border: 1px solid var(--line); min-width: 0; display: flex; flex-direction: column; }
.facility figure { margin: 0; aspect-ratio: 16/10; overflow: hidden; background: var(--line); }
.facility figure img { width: 100%; height: 100%; object-fit: cover; }
.facility .body { padding: 24px; display: flex; flex-direction: column; gap: 12px; flex: 1; }
.facility h3 { font-family: var(--font-display); font-size: 1.4rem; margin: 0; }
.facility .since { font-size: .85rem; color: var(--muted); }
dl.info { display: grid; grid-template-columns: 7.5em 1fr; gap: 6px 12px; margin: 0; font-size: .93rem; }
dl.info dt { color: var(--muted); }
dl.info dd { margin: 0; min-width: 0; }
.tel { font-size: 1.3rem; font-weight: 700; font-variant-numeric: tabular-nums; letter-spacing: .03em; text-decoration: none; }
.days { margin-top: 8px; }
.days table { font-size: .88rem; }

/* fees */
.fees { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 32px; margin-top: 32px; }
@media (max-width: 860px) { .fees { grid-template-columns: 1fr; } }
.fees > div { min-width: 0; }
.note { font-size: .85rem; color: var(--muted); }

/* steps */
ol.steps { list-style: none; padding: 0; margin: 32px 0 0; display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 24px; counter-reset: s; }
@media (max-width: 860px) { ol.steps { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
@media (max-width: 520px) { ol.steps { grid-template-columns: 1fr; } }
ol.steps li { counter-increment: s; border-top: 2px solid var(--ink); padding-top: 12px; min-width: 0; }
ol.steps li::before { content: "STEP " counter(s); font-size: .75rem; letter-spacing: .15em; color: var(--accent); font-weight: 700; display: block; margin-bottom: 6px; }
ol.steps p { margin: 0; font-size: .93rem; color: var(--muted); }

/* message */
.message .grid { display: grid; grid-template-columns: 280px 1fr; gap: 48px; align-items: start; }
@media (max-width: 860px) { .message .grid { grid-template-columns: 1fr; } }
.message figure { margin: 0; }
.message figcaption { font-size: .82rem; color: var(--muted); margin-top: 8px; }
.message .text { min-width: 0; max-width: 40em; }
.message .text p { margin: 0 0 1.2em; }
.message .motto { font-family: var(--font-display); font-size: 1.3rem; line-height: 1.7; margin: 1.6em 0; }
.signature { text-align: right; font-size: .93rem; color: var(--muted); }

/* contact */
.contact { background: var(--deep); color: var(--deep-fg); }
.contact .grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 24px; margin-top: 32px; }
@media (max-width: 860px) { .contact .grid { grid-template-columns: 1fr; } }
.contact .card { border: 1px solid color-mix(in srgb, var(--deep-fg) 25%, transparent); padding: 24px; min-width: 0; }
.contact .card .k { font-size: .85rem; opacity: .75; letter-spacing: .08em; }
.contact .tel { color: var(--deep-fg); }
.contact .btn { margin-top: 8px; }

/* footer */
footer { padding-block: 40px; font-size: .85rem; color: var(--muted); }
footer .wrap { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 24px; }
footer nav { display: flex; flex-wrap: wrap; gap: 8px 20px; }
footer nav a { text-decoration: none; }
footer nav a:hover { color: var(--ink); text-decoration: underline; }

/* sub pages */
.page-head { padding-block: 56px 24px; }
.page-head h1 { font-family: var(--font-display); font-size: clamp(1.7rem, 4vw, 2.4rem); margin: 0 0 12px; letter-spacing: .04em; text-wrap: balance; }
.doc-list { display: grid; gap: 12px; margin-top: 24px; }
.doc { display: flex; justify-content: space-between; align-items: center; gap: 16px; flex-wrap: wrap; background: var(--surface); border: 1px solid var(--line); padding: 18px 20px; text-decoration: none; }
.doc:hover { border-color: var(--accent); }
.doc .t { font-weight: 700; }
.doc .s { font-size: .85rem; color: var(--muted); }
.doc .pdf { font-size: .8rem; letter-spacing: .1em; color: var(--accent); font-weight: 700; white-space: nowrap; }
ul.plain { padding-left: 1.2em; }
ul.plain li { margin-bottom: .4em; }
.prose p, .prose li { max-width: 42em; }

/* photos */
.gallery { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; margin-block: 32px 16px; }
@media (max-width: 860px) { .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); } }
.gallery figure { margin: 0; min-width: 0; }
.gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; }
.gallery figcaption { font-size: .82rem; color: var(--muted); margin-top: 6px; }
.video { margin: 32px 0 0; max-width: 100%; }
.video video { width: 100%; aspect-ratio: 16/9; background: var(--deep); display: block; }
.message figure img { aspect-ratio: 3/4; object-fit: cover; width: 100%; }

.spotlight { display: grid; grid-template-columns: 1fr 1.2fr; gap: 40px; align-items: center; margin-top: 56px; }
@media (max-width: 860px) { .spotlight { grid-template-columns: 1fr; gap: 20px; } }
.spotlight figure { margin: 0; min-width: 0; }
.spotlight img { width: 100%; aspect-ratio: 4/5; object-fit: cover; object-position: center 30%; }
.spotlight .text { min-width: 0; }
.spotlight h3 { font-family: var(--font-display); font-size: clamp(1.3rem, 2.6vw, 1.7rem); line-height: 1.5; margin-bottom: 12px; }
.spotlight p { color: var(--muted); max-width: 34em; }