/* 瀬戸内JAM 2026 — web版企画書 */
:root {
  --green: #09a040;
  --green-dark: #077a31;
  --green-pale: #e8f5ec;
  --ink: #1a1a1a;
  --ink-2: #4a4a4a;
  --ink-3: #8a8a8a;
  --line: #dcdcdc;
  --bg: #ffffff;
  --bg-2: #f6f7f5;
  --dark: #222222;
  --gutter: clamp(16px, 5vw, 64px);
  --max: 1200px;
  --head-h: 64px;
  --font: "Zen Kaku Gothic New", "Hiragino Sans", "Hiragino Kaku Gothic ProN", "Noto Sans JP", sans-serif;
}

*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: var(--head-h); -webkit-text-size-adjust: 100%; }
@media (prefers-reduced-motion: reduce) { html { scroll-behavior: auto; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 16px;
  line-height: 1.9;
  color: var(--ink);
  background: var(--bg);
  font-feature-settings: "palt";
  overflow-x: hidden;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--green-dark); }
h1, h2, h3, h4, p, ul, ol, dl, dd, figure { margin: 0; }
h1, h2, h3, h4, h5 { word-break: auto-phrase; }
ul { padding: 0; list-style: none; }

.wrap { width: 100%; max-width: calc(var(--max) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter); }

/* ---------- header ---------- */
.site-head {
  position: fixed; inset: 0 0 auto 0; z-index: 50;
  height: calc(var(--head-h) + env(safe-area-inset-top, 0px));
  display: flex; align-items: center; justify-content: space-between;
  padding: env(safe-area-inset-top, 0px) var(--gutter) 0;
  background: rgba(255,255,255,.97);
  border-bottom: 1px solid transparent;
  transition: border-color .3s, transform .3s;
}
.site-head.scrolled { border-bottom-color: var(--line); }
.site-head .brand { display: flex; align-items: center; gap: 10px; text-decoration: none; color: var(--ink); font-weight: 700; letter-spacing: .04em; }
.site-head .brand img { height: 36px; width: auto; }
.site-head .brand span { font-size: 14px; line-height: 1.2; }
.site-head .brand small { display: block; font-size: 10px; color: var(--ink-3); font-weight: 500; letter-spacing: .12em; }
.gnav ul { display: flex; gap: 22px; }
.gnav a:focus-visible, .btn:focus-visible, .menu-btn:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }
.gnav a { text-decoration: none; color: var(--ink); font-size: 13px; font-weight: 700; letter-spacing: .06em; white-space: nowrap; }
.gnav a:hover, .gnav a.active { color: var(--green); }
.menu-btn { display: none; }

.has-sub { position: relative; }
.sub-toggle {
  display: inline-flex; align-items: center; gap: 6px; padding: 0; border: 0; background: none; cursor: pointer;
  font: inherit; font-size: 13px; font-weight: 700; letter-spacing: .06em; color: var(--ink);
}
.sub-toggle::after { content: ""; width: 6px; height: 6px; border-right: 1.5px solid currentColor; border-bottom: 1.5px solid currentColor; transform: translateY(-2px) rotate(45deg); }
.sub-toggle:hover, .sub-toggle.active, .has-sub.open .sub-toggle { color: var(--green); }
.sub-toggle:focus-visible { outline: 2px solid var(--green); outline-offset: 3px; }
.gnav .sub {
  display: none; position: absolute; top: calc(100% + 20px); left: -20px; z-index: 2;
  flex-direction: column; gap: 0; min-width: 270px; padding: 10px 0 14px;
  background: var(--bg); border: 1px solid var(--line); box-shadow: 0 14px 36px rgba(20, 40, 28, .10);
}
.gnav .sub::before { content: ""; position: absolute; left: 0; right: 0; top: -22px; height: 22px; }
.has-sub:hover .sub, .has-sub:focus-within .sub, .has-sub.open .sub { display: flex; }
.gnav .sub .cat { padding: 12px 20px 2px; font-size: 10px; font-weight: 700; letter-spacing: .16em; color: var(--green); }
.gnav .sub a { display: block; padding: 6px 20px; font-size: 13px; }

@media (max-width: 1080px) {
  .menu-btn {
    display: grid; place-items: center;
    width: 44px; height: 44px; border: 0; background: none; cursor: pointer; padding: 0;
  }
  .menu-btn span, .menu-btn span::before, .menu-btn span::after {
    content: ""; display: block; width: 24px; height: 2px; background: var(--ink); position: relative; transition: transform .3s, background .3s;
  }
  .menu-btn span::before { position: absolute; top: -7px; }
  .menu-btn span::after { position: absolute; top: 7px; }
  .nav-open .menu-btn span { background: transparent; }
  .nav-open .menu-btn span::before { transform: translateY(7px) rotate(45deg); }
  .nav-open .menu-btn span::after { transform: translateY(-7px) rotate(-45deg); }
  .gnav {
    position: fixed; inset: calc(var(--head-h) + env(safe-area-inset-top, 0px)) 0 0 0; background: var(--bg);
    padding: 24px var(--gutter); overflow-y: auto;
    opacity: 0; pointer-events: none; transition: opacity .25s;
  }
  .nav-open .gnav { opacity: 1; pointer-events: auto; }
  .gnav ul { flex-direction: column; gap: 0; }
  .gnav li { border-bottom: 1px solid var(--line); }
  .gnav a { display: block; padding: 16px 0; font-size: 16px; }
  .has-sub .sub-toggle { display: block; padding: 16px 0 4px; font-size: 16px; pointer-events: none; }
  .has-sub .sub-toggle::after { display: none; }
  .gnav .sub { display: flex; position: static; min-width: 0; padding: 0 0 12px 14px; border: 0; box-shadow: none; }
  .gnav .sub::before { display: none; }
  .gnav .sub li { border-bottom: 0; }
  .gnav .sub .cat { padding: 12px 0 0; }
  .gnav .sub a { padding: 7px 0; font-size: 15px; }
}

/* ---------- hero / cover ---------- */
.hero {
  position: relative; min-height: 100vh; min-height: 100svh; display: flex; align-items: flex-end;
  color: #fff; overflow: hidden; background: #2b3a33;
}
.hero > img, .cover > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
/* パララックス：JSでtransformを動かす */
.hero > img, .hero-inner { will-change: transform; }
.hero::after, .cover::after {
  content: ""; position: absolute; inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,.05) 30%, rgba(0,0,0,.55) 100%);
}
.hero-inner { position: relative; z-index: 1; width: 100%; max-width: calc(var(--max) + var(--gutter) * 2); margin: 0 auto; padding: 0 var(--gutter) clamp(48px, 10vh, 110px); }
.hero-logo { width: clamp(72px, 9vw, 110px); margin-bottom: 20px; filter: invert(1); }
.hero h1 { font-size: clamp(36px, 7vw, 88px); line-height: 1.15; font-weight: 700; letter-spacing: .02em; }
.hero h1 small { font-size: .45em; margin-left: .3em; }
@media (max-width: 760px) { .hero h1 small { display: block; margin: .25em 0 0; white-space: nowrap; } }
.hero .catch { font-size: clamp(18px, 2.4vw, 26px); font-weight: 700; margin-top: 12px; letter-spacing: .1em; }
.hero .meta { margin-top: 28px; display: flex; flex-direction: column; align-items: flex-start; gap: 2px; font-size: 14px; line-height: 1.7; letter-spacing: .06em; }
.hero .meta .date { font-size: 22px; font-weight: 700; margin-bottom: 4px; }

.cover {
  position: relative; min-height: clamp(420px, 80vh, 760px); display: flex; align-items: flex-end;
  color: #fff; overflow: hidden; background: #2b3a33;
}
.cover .wrap { position: relative; z-index: 1; padding-bottom: clamp(40px, 8vh, 90px); }
.cover .eyebrow { color: #fff; }
.cover h2 { font-size: clamp(40px, 7vw, 84px); line-height: 1.1; font-weight: 700; letter-spacing: .01em; }
.cover p { margin-top: 14px; font-size: clamp(15px, 1.8vw, 19px); font-weight: 700; letter-spacing: .08em; }

/* plain section cover (white) */
.chapter { padding-top: clamp(80px, 14vw, 160px); padding-bottom: clamp(40px, 6vw, 72px); }
.chapter h2 { font-size: clamp(44px, 8vw, 96px); line-height: 1.05; font-weight: 700; letter-spacing: .01em; }
.chapter p.sub { margin-top: 18px; font-size: clamp(15px, 1.8vw, 18px); font-weight: 700; letter-spacing: .08em; }
.chapter p.lead { margin-top: 18px; color: var(--ink-2); max-width: 46em; }

.eyebrow { display: block; font-size: 12px; font-weight: 700; letter-spacing: .14em; color: var(--green); margin-bottom: 14px; text-transform: uppercase; }

/* ---------- sections ---------- */
.sec { padding: clamp(56px, 9vw, 112px) 0; }
.sec + .sec { padding-top: 0; }
.sec-head { margin-bottom: clamp(28px, 4vw, 48px); }
.sec-head .label { font-size: 13px; font-weight: 700; color: var(--ink-2); letter-spacing: .08em; margin-bottom: 10px; }
.sec-head h3 { font-size: clamp(24px, 3.4vw, 36px); line-height: 1.5; font-weight: 700; color: var(--green); letter-spacing: .04em; }
.sec-head p { margin-top: 18px; color: var(--ink-2); max-width: 52em; }

.statement {
  display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 5vw, 72px); align-items: center;
  padding: clamp(48px, 7vw, 96px) 0; border-top: 1px solid var(--line);
}
.statement:first-child { border-top: 0; }
.statement .label { font-size: 13px; font-weight: 700; color: var(--ink-2); letter-spacing: .08em; margin-bottom: 18px; }
.statement h3 { font-size: clamp(24px, 3.2vw, 34px); line-height: 1.55; font-weight: 700; letter-spacing: .06em; margin-bottom: 24px; }
.statement p + p, .statement p + ul, .statement ul + p { margin-top: 1.1em; }
.statement ul.voice li { padding-left: 1em; font-weight: 700; }
.statement.rev .text { order: 2; }
.statement figcaption, .cap { font-size: 11px; color: var(--ink-3); text-align: right; margin-top: 8px; letter-spacing: .06em; }
@media (max-width: 800px) {
  .statement { grid-template-columns: 1fr; }
  .statement.rev .text { order: 0; }
}

/* ---------- category / program ---------- */
.cat-cover {
  padding: clamp(80px, 13vw, 160px) 0; text-align: center; background: var(--bg-2);
}
.cat-cover h2 { font-size: clamp(52px, 11vw, 136px); line-height: 1; color: var(--green); font-weight: 700; letter-spacing: .01em; }
.cat-cover p { margin-top: 18px; font-weight: 700; letter-spacing: .3em; }
.cat-tag { display: inline-flex; align-items: center; gap: 8px; font-size: 12px; font-weight: 700; letter-spacing: .14em; color: var(--green); }
.cat-tag::before { content: ""; width: 10px; height: 10px; background: var(--green); }

.program { padding: clamp(56px, 8vw, 104px) 0; border-bottom: 1px solid var(--line); }
.program:last-child { border-bottom: 0; }
.program-grid { display: grid; grid-template-columns: 5fr 7fr; gap: clamp(28px, 5vw, 72px); align-items: start; }
.program .verb { font-size: clamp(44px, 6.5vw, 80px); line-height: 1.1; font-weight: 700; color: var(--green); letter-spacing: .04em; margin: 12px 0 20px; }
.program h3 { font-size: clamp(19px, 2.2vw, 24px); font-weight: 700; line-height: 1.6; margin-bottom: 18px; }
.program h3 .paid { display: inline-block; font-size: .62em; vertical-align: .2em; margin-left: .5em; padding: 0 .7em; border: 1.5px solid var(--green); color: var(--green); border-radius: 99px; }
.program .body p + p { margin-top: 1em; }
.program .tagline { font-weight: 700; margin-top: 1.2em; }
@media (max-width: 860px) { .program-grid { grid-template-columns: 1fr; } }

.mosaic { display: grid; grid-template-columns: repeat(6, 1fr); gap: 6px; }
.mosaic img { width: 100%; height: 100%; object-fit: cover; aspect-ratio: 3 / 2; }
.mosaic .w6 { grid-column: span 6; }
.mosaic .w4 { grid-column: span 4; }
.mosaic .w3 { grid-column: span 3; }
.mosaic .w2 { grid-column: span 2; }
.mosaic .tall { aspect-ratio: 2 / 3; }
.mosaic .r2 { grid-row: span 2; aspect-ratio: auto; }

.note { font-size: 12px; color: var(--ink-3); margin-top: 14px; line-height: 1.7; }

.boxed { margin-top: 32px; padding: 24px 28px; background: var(--green-pale); }
.boxed h4 { font-size: 14px; color: var(--green-dark); font-weight: 700; margin-bottom: 8px; letter-spacing: .06em; }
.boxed p { font-size: 14px; }

/* two-up subcards */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 3vw, 40px); margin-top: 40px; }
.split > div { border-top: 2px solid var(--ink); padding-top: 18px; }
.split h4 { font-size: 17px; font-weight: 700; margin-bottom: 10px; }
.split p { font-size: 14px; color: var(--ink-2); }
.split img { margin-top: 18px; width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
@media (max-width: 700px) { .split { grid-template-columns: 1fr; } }

/* ---------- cards / people ---------- */
.cards { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 40px); }
.cards > * { border-top: 3px solid var(--green); padding-top: 22px; }
@media (max-width: 900px) { .cards { grid-template-columns: 1fr; } }

.project-card .top { display: flex; justify-content: space-between; align-items: flex-start; gap: 16px; margin-bottom: 14px; }
.project-card .where { font-size: 12px; color: var(--ink-3); letter-spacing: .06em; }
.project-card h3 { font-size: 22px; font-weight: 700; line-height: 1.4; }
.project-card .top img { width: 84px; height: 72px; object-fit: contain; flex-shrink: 0; }
.project-card .catch { color: var(--green); font-weight: 700; margin-bottom: 10px; }
.project-card p { font-size: 14px; color: var(--ink-2); }
.project-card p + p { margin-top: .8em; }
.project-card .new { font-size: 11px; color: #fff; background: var(--green); padding: 1px 8px; margin-left: 6px; letter-spacing: .06em; }

.people { display: grid; grid-template-columns: repeat(2, 1fr); gap: clamp(32px, 4vw, 56px) clamp(24px, 4vw, 56px); }
.person { display: grid; grid-template-columns: 160px 1fr; gap: 22px; align-items: start; }
.person img { width: 160px; aspect-ratio: 4 / 5; object-fit: cover; background: var(--bg-2); }
.person .prog { font-size: 11px; color: var(--green); font-weight: 700; letter-spacing: .06em; }
.person h4 { font-size: 21px; font-weight: 700; margin: 4px 0 2px; letter-spacing: .06em; }
.person .role { font-size: 13px; color: var(--green-dark); font-weight: 700; margin-bottom: 10px; }
.person p { font-size: 13.5px; color: var(--ink-2); line-height: 1.8; }
.person .aff { margin-top: 8px; font-size: 12px; color: var(--ink-3); }
@media (max-width: 900px) { .people { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .person { grid-template-columns: 110px 1fr; gap: 14px; } .person img { width: 110px; } }

.artists { display: grid; grid-template-columns: repeat(2, 1fr); gap: 40px 48px; }
.artist img { width: 100%; max-width: 420px; aspect-ratio: 4 / 3; object-fit: cover; margin-bottom: 16px; background: var(--bg-2); }
.artist h4 { font-size: 20px; font-weight: 700; }
.artist .en { font-size: 12px; color: var(--ink-3); letter-spacing: .08em; }
.artist .members { font-size: 12px; color: var(--ink-2); margin-top: 4px; }
.artist p { font-size: 13.5px; color: var(--ink-2); margin-top: 10px; line-height: 1.85; }
.artist.wide { grid-column: 1 / -1; display: grid; grid-template-columns: 5fr 7fr; gap: 32px; }
.artist.wide img { margin: 0; }
@media (max-width: 760px) { .artists { grid-template-columns: 1fr; } .artist.wide { grid-template-columns: 1fr; } }

.djs { display: grid; grid-template-columns: repeat(5, 1fr); gap: 20px; }
.djs img { aspect-ratio: 1; width: 100%; object-fit: cover; margin-bottom: 10px; }
.djs h4 { font-size: 15px; font-weight: 700; line-height: 1.4; }
.djs .from { font-size: 11px; color: var(--ink-3); }
.djs p { font-size: 12.5px; color: var(--ink-2); margin-top: 6px; line-height: 1.75; }
@media (max-width: 900px) { .djs { grid-template-columns: repeat(2, 1fr); } }

.sub-h { font-size: 13px; font-weight: 700; letter-spacing: .1em; color: var(--ink-2); margin: 64px 0 24px; padding-bottom: 10px; border-bottom: 1px solid var(--line); }
.sub-h em { font-style: normal; color: var(--green); margin-left: 6px; }

/* vendors */
.vendors { display: grid; grid-template-columns: 3fr 1fr; gap: 40px; }
.vendors h4 { font-size: 12px; font-weight: 700; color: var(--green); letter-spacing: .12em; border-bottom: 2px solid var(--green); padding-bottom: 8px; margin-bottom: 4px; }
.vendors h4 span { color: var(--ink-3); margin-left: 8px; }
.vendors ul { columns: 3; column-gap: 24px; }
.vendors .shop ul { columns: 1; }
.vendors li { font-size: 13px; padding: 9px 0; border-bottom: 1px solid var(--line); break-inside: avoid; }
@media (max-width: 860px) { .vendors { grid-template-columns: 1fr; } .vendors ul { columns: 2; } }

/* films */
.film { display: grid; grid-template-columns: 260px 1fr; gap: clamp(24px, 4vw, 48px); padding: 40px 0; border-top: 1px solid var(--line); }
.film .poster { width: 100%; box-shadow: 0 6px 24px rgba(0,0,0,.12); }
.film .no { font-size: 12px; color: var(--green); font-weight: 700; letter-spacing: .1em; }
.film h4 { font-size: clamp(22px, 2.6vw, 28px); font-weight: 700; margin: 6px 0 2px; }
.film .kana { font-size: 13px; color: var(--ink-3); }
.film .copy { color: var(--green); font-weight: 700; margin: 8px 0; }
.film .spec { font-size: 13px; color: var(--ink-2); margin-bottom: 12px; }
.film p { font-size: 14px; }
.film .stills { display: grid; grid-template-columns: repeat(5, 1fr); gap: 4px; margin-top: 20px; }
.film .stills.s3 { grid-template-columns: repeat(3, 1fr); }
.film .stills img { aspect-ratio: 2 / 3; object-fit: cover; width: 100%; }
.film .stills.s3 img { aspect-ratio: 16 / 9; }
@media (max-width: 700px) { .film { grid-template-columns: 1fr; } .film .poster { max-width: 240px; } }

.flow { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin: 24px 0; }
.flow span { border: 1.5px solid var(--green); padding: 8px 14px; font-size: 13px; font-weight: 700; line-height: 1.4; text-align: center; }
.flow span:last-child { background: var(--green); color: #fff; }
.flow i { color: var(--green); font-style: normal; font-weight: 700; }

.artwork { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; align-items: start; margin-top: 8px; }
.artwork h5 { font-size: 15px; font-weight: 700; margin: 0; }
.artwork .meta { font-size: 12px; color: var(--ink-3); }
.artwork p { font-size: 13px; margin-top: 8px; }

/* activities table */
.acts { margin-top: 28px; border-top: 2px solid var(--green); }
.acts li { display: flex; justify-content: space-between; gap: 12px; padding: 10px 0; border-bottom: 1px solid var(--line); font-size: 14px; font-weight: 700; }
.acts li span { font-weight: 500; font-size: 12px; color: var(--ink-3); white-space: nowrap; }
.partners-inline { margin-top: 28px; }
.partners-inline h5 { font-size: 12px; color: var(--green); letter-spacing: .12em; margin: 0 0 10px; }
.partners-inline ul { display: grid; grid-template-columns: repeat(auto-fill, minmax(180px, 1fr)); gap: 12px 20px; }
.partners-inline li { font-size: 12.5px; line-height: 1.6; font-weight: 700; }
.partners-inline li span { display: block; font-weight: 500; color: var(--ink-3); font-size: 11.5px; }

/* ---------- overview ---------- */
.overview { display: grid; grid-template-columns: 7fr 5fr; gap: clamp(32px, 5vw, 72px); align-items: start; }
.overview h3 { font-size: clamp(30px, 4.6vw, 52px); color: var(--green); font-weight: 700; line-height: 1.25; margin-bottom: 24px; }
.overview dl { margin-top: 36px; border-top: 1px solid var(--line); }
.overview dl > div { display: grid; grid-template-columns: 100px 1fr; gap: 16px; padding: 18px 0; border-bottom: 1px solid var(--line); }
.overview dt { font-size: 12px; font-weight: 700; letter-spacing: .16em; color: var(--green); padding-top: 4px; }
.overview dd strong { font-size: 22px; }
.overview dd small { display: block; font-size: 12.5px; color: var(--ink-3); }
.overview .poster { box-shadow: 0 10px 40px rgba(0,0,0,.15); }
.btn { display: inline-flex; align-items: center; gap: 8px; margin-top: 10px; padding: 8px 18px; border: 1.5px solid var(--green); color: var(--green-dark); text-decoration: none; font-size: 13px; font-weight: 700; border-radius: 99px; }
.btn:hover { background: var(--green); color: #fff; }
@media (max-width: 860px) { .overview { grid-template-columns: 1fr; } .overview .poster { max-width: 420px; } }

.prog-index { display: grid; grid-template-columns: repeat(3, 1fr); gap: 36px 40px; margin-top: 24px; }
.prog-index > div { border-top: 3px solid var(--ink); padding-top: 14px; }
.prog-index h4 { margin-bottom: 8px; }
.prog-index li { font-size: 14px; padding: 4px 0 4px 1em; text-indent: -1em; }
.prog-index li::before { content: "・"; }
.prog-index .paid { color: var(--green); font-size: 12px; font-weight: 700; }
@media (max-width: 860px) { .prog-index { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .prog-index { grid-template-columns: 1fr; } }

/* field */
.fields { display: grid; grid-template-columns: repeat(3, 1fr); gap: clamp(20px, 3vw, 36px); }
.fields > div { border-top: 3px solid var(--green); padding-top: 16px; }
.fields .en { font-size: 11px; letter-spacing: .18em; color: var(--green); font-weight: 700; }
.fields h4 { font-size: 20px; font-weight: 700; margin: 4px 0 8px; }
.fields p { font-size: 14px; color: var(--ink-2); }
.fields img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; margin-top: 16px; }
@media (max-width: 860px) { .fields { grid-template-columns: 1fr; } }

/* maps */
.maps { display: grid; grid-template-columns: 1fr 3fr; gap: 12px; }
.maps figure { margin: 0; }
.map-main { margin-top: 12px; }
.zoom { cursor: zoom-in; }
.zoom-hint { font-size: 12px; color: var(--ink-3); margin-top: 8px; }
@media (max-width: 700px) { .maps { grid-template-columns: 1fr; } }

.tt-wrap { overflow-x: auto; border: 1px solid var(--line); -webkit-overflow-scrolling: touch; }
.tt-wrap img { min-width: 900px; }

/* logos */
.logo-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
.logo-grid li { display: grid; place-items: center; height: 96px; padding: 14px 18px; border: 1px solid var(--line); background: #fff; }
.logo-grid li img { max-height: 64px; max-width: 100%; width: auto; object-fit: contain; }
.logo-grid li.text { font-size: 12px; font-weight: 700; text-align: center; line-height: 1.5; }
.logo-grid.lg { grid-template-columns: repeat(auto-fill, minmax(240px, 1fr)); }
.logo-grid.lg li { height: 140px; }
.logo-grid.lg li img { max-height: 96px; }
.logo-grid.xl li { height: 160px; }
.logo-grid.xl li img { max-height: 110px; }

.team-cols { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(28px, 4vw, 56px); }
.team-cols h4 { font-size: 12px; letter-spacing: .14em; color: var(--green); margin-bottom: 6px; }
.team-cols h5 { font-size: 17px; font-weight: 700; margin: 0 0 8px; }
.team-cols p { font-size: 14px; color: var(--ink-2); margin-bottom: 20px; }
.team-cols > div { border-top: 2px solid var(--green); padding-top: 18px; }
@media (max-width: 860px) { .team-cols { grid-template-columns: 1fr; } }

.tier { margin-bottom: 32px; }
.tier h4 { font-size: 13px; font-weight: 700; color: var(--green); letter-spacing: .12em; margin-bottom: 12px; }

/* ranks & menu */
.ranks { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 40px; }
.ranks > div { border-top: 3px solid var(--green); padding: 16px 0; }
.ranks h4 { font-size: 18px; font-weight: 700; }
.ranks .price { color: var(--green); font-weight: 700; font-size: 20px; margin-top: 4px; }
.ranks .price small { font-size: 12px; color: var(--ink-2); margin-left: 6px; }
.ranks p { font-size: 13px; color: var(--ink-2); }
@media (max-width: 640px) { .ranks { grid-template-columns: 1fr; } }

.menu4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px; }
.menu4 > div { border-top: 3px solid var(--green); padding-top: 14px; }
.menu4 h4 { font-size: 22px; color: var(--green); font-weight: 700; }
.menu4 p { font-size: 13px; color: var(--ink-2); margin: 4px 0 12px; }
.menu4 li { font-size: 13.5px; padding: 6px 0; border-bottom: 1px dashed var(--line); }
@media (max-width: 860px) { .menu4 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 480px) { .menu4 { grid-template-columns: 1fr; } }

.opt { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; margin-top: 24px; }
.opt.two { grid-template-columns: 1fr 1fr; }
.opt > div { border-top: 2px solid var(--ink); padding-top: 14px; }
.opt h5 { font-size: 15px; font-weight: 700; margin: 0 0 8px; line-height: 1.5; }
.opt p, .opt li { font-size: 13.5px; color: var(--ink-2); }
.opt li { padding: 3px 0; }
@media (max-width: 760px) { .opt, .opt.two { grid-template-columns: 1fr; } }

.terms { margin-top: 36px; padding: 20px 24px; background: var(--bg-2); font-size: 12.5px; color: var(--ink-2); line-height: 1.8; }
.terms h5 { font-size: 13px; margin: 0 0 6px; color: var(--ink); }
.terms p + p { margin-top: .5em; }

.message { padding: clamp(80px, 12vw, 160px) 0; background: var(--green-pale); }
.message h3 { font-size: clamp(26px, 4vw, 44px); color: var(--green); font-weight: 700; line-height: 1.5; letter-spacing: .06em; }
.message h3 small { display: block; font-size: .55em; color: var(--green-dark); margin-top: 6px; }
.message p { margin-top: 1.2em; max-width: 46em; }
.message .sign { font-weight: 700; color: var(--green); margin-top: 2em; font-size: 18px; letter-spacing: .1em; }

/* ---------- history ---------- */
.dark { background: var(--dark); color: #fff; }
.dark .eyebrow { color: #7fd69d; }
.year { display: grid; grid-template-columns: 4fr 5fr 3fr; gap: clamp(24px, 4vw, 56px); padding: clamp(48px, 6vw, 80px) 0; border-top: 1px solid var(--line); align-items: start; }
.year .num { font-size: clamp(64px, 9vw, 120px); font-weight: 700; color: var(--green); line-height: 1; letter-spacing: -.01em; }
.year .ttl { font-size: clamp(22px, 2.6vw, 30px); font-weight: 700; margin-top: 18px; line-height: 1.5; }
.year .info { margin-top: 22px; font-size: 12.5px; color: var(--ink-2); line-height: 1.7; }
.year blockquote { margin: 0 0 16px; font-weight: 700; font-size: 17px; line-height: 1.7; }
.year .body p { font-size: 14px; }
.year .body ul { margin-top: 14px; }
.year .body li { font-size: 13px; color: var(--ink-2); padding: 3px 0 3px 1em; text-indent: -1em; line-height: 1.7; }
.year .body li::before { content: "・"; }
.year figure { margin: 0; }
.year figure .tag { font-size: 10px; letter-spacing: .14em; color: var(--green); font-weight: 700; margin-bottom: 6px; }
.year figure img { box-shadow: 0 6px 24px rgba(0,0,0,.12); }
@media (max-width: 960px) { .year { grid-template-columns: 1fr 1fr; } .year .head { grid-column: 1 / -1; } }
@media (max-width: 560px) { .year { grid-template-columns: 1fr; } .year figure { max-width: 260px; } }

.company { display: grid; grid-template-columns: 2fr 1fr; gap: 48px; align-items: start; }
.company dl > div { display: grid; grid-template-columns: 100px 1fr; gap: 16px; padding: 14px 0; border-bottom: 1px solid var(--line); font-size: 14px; }
.company dt { color: var(--green); font-weight: 700; font-size: 12px; letter-spacing: .1em; padding-top: 2px; }
.company .motto { border-left: 3px solid var(--green); padding-left: 20px; font-weight: 700; font-size: 18px; line-height: 1.7; }
.company .motto p + p { margin-top: 1.4em; }
@media (max-width: 760px) { .company { grid-template-columns: 1fr; } }

.why { display: grid; grid-template-columns: 1fr auto; gap: 40px; align-items: center; }
.why h3 { font-size: clamp(26px, 4vw, 44px); font-weight: 700; line-height: 1.5; }
.why img { width: clamp(120px, 18vw, 200px); }

/* ---------- footer ---------- */
.finale { position: relative; min-height: clamp(420px, 70svh, 720px); display: flex; align-items: center; color: #fff; overflow: hidden; background: #6b7268; }
.finale > img { position: absolute; inset: 0; width: 100%; height: 100%; object-fit: cover; }
.finale::after { content: ""; position: absolute; inset: 0; background: rgba(0,0,0,.25); }
.finale .wrap { position: relative; z-index: 1; }
.finale h2 { font-size: clamp(34px, 6vw, 72px); line-height: 1.35; font-weight: 700; letter-spacing: .06em; }
.finale p { margin-top: 28px; font-weight: 700; letter-spacing: .1em; }
.finale .thanks { margin-top: 40px; font-size: 14px; }
.site-foot { padding: 32px 0; font-size: 12px; color: var(--ink-3); }
.site-foot .wrap { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px; }
.site-foot a { color: var(--ink-3); }

.notice { font-size: 12.5px; color: var(--ink-2); line-height: 1.8; background: var(--bg-2); padding: 20px 24px; }
.notice li { padding-left: 1em; text-indent: -1em; }
.notice li::before { content: "・"; }

/* ---------- lightbox ---------- */
.lb { position: fixed; inset: 0; z-index: 100; background: rgba(10,14,12,.92); display: none; overflow: auto; cursor: zoom-out; }
.lb.open { display: block; }
.lb img { margin: 0 auto; max-width: none; width: min(1800px, 160vw); padding: 60px 16px; }
.lb.fit img { width: auto; max-width: 100%; max-height: 100svh; padding: 40px 16px; margin: auto; }
.lb button { position: fixed; top: calc(12px + env(safe-area-inset-top, 0px)); right: calc(12px + env(safe-area-inset-right, 0px)); width: 44px; height: 44px; border: 0; border-radius: 50%; background: #fff; font-size: 22px; cursor: pointer; }

/* ---------- reveal ---------- */
/* 最初から全部見える状態にしておく（スクロールで隠れたりしない） */
.rv { opacity: 1; }

/* グリッド内の長い文字列で横にはみ出さないように */
.overview > *, .program-grid > *, .statement > *, .split > *, .cards > *, .year > *, .company > *, .team-cols > *, .vendors > * { min-width: 0; }
.overview dd { overflow-wrap: anywhere; }

/* overview lead under the title */
.lead-strong { font-weight: 700; margin-bottom: 1em; }
.prog-index a { color: var(--ink); text-decoration-color: var(--line); text-underline-offset: 4px; }
.prog-index a:hover { color: var(--green); text-decoration-color: currentColor; }

/* ---------- contact CTA ---------- */
.contact {
  display: grid; grid-template-columns: 1.2fr 1fr; gap: clamp(24px, 4vw, 56px); align-items: center;
  margin-top: 56px; padding: clamp(28px, 5vw, 56px); background: var(--green); color: #fff;
}
.contact > * { min-width: 0; }
.contact .label { font-size: 12px; font-weight: 700; letter-spacing: .14em; opacity: .85; margin-bottom: 10px; }
.contact h3 { font-size: clamp(22px, 3vw, 32px); font-weight: 700; line-height: 1.5; margin-bottom: 14px; }
.contact p { font-size: 14px; }
.contact .mail { display: flex; flex-direction: column; align-items: flex-start; gap: 12px; }
.contact .mail-addr {
  display: block; max-width: 100%; color: #fff; font-size: clamp(16px, 2.2vw, 22px); font-weight: 700;
  letter-spacing: .02em; overflow-wrap: anywhere; user-select: all; text-underline-offset: 6px;
}
.copy-btn {
  padding: 10px 22px; border: 1.5px solid #fff; border-radius: 99px; background: transparent; color: #fff;
  font: inherit; font-size: 13px; font-weight: 700; letter-spacing: .06em; cursor: pointer;
}
.copy-btn:hover { background: #fff; color: var(--green-dark); }
.copy-btn:focus-visible, .contact .mail-addr:focus-visible { outline: 2px solid #fff; outline-offset: 3px; }
.copy-msg { min-height: 1.5em; font-size: 12.5px; }
@media (max-width: 760px) { .contact { grid-template-columns: 1fr; } }

/* JAMMING SESSION */
.special-sponsor { display: flex; align-items: center; gap: 24px; margin-top: 32px; padding-top: 16px; border-top: 1.5px solid var(--ink); max-width: 320px; }
.special-sponsor span { font-size: 12px; font-weight: 700; color: var(--green); letter-spacing: .08em; }
.special-sponsor img { height: 40px; width: auto; }
.ai-wrap { position: relative; }
.ai-badge { position: absolute; top: 12px; left: 12px; padding: 4px 12px; background: rgba(30, 34, 32, .78); color: #fff; font-size: 12px; font-weight: 700; letter-spacing: .08em; }
.ai-figure figcaption { margin-top: 10px; font-size: 12px; color: var(--ink-2); line-height: 1.8; }

/* JAM PROJECTS: SNS link */
.project-card { display: flex; flex-direction: column; }
.project-card .insta { margin-top: auto; align-self: flex-start; }
.project-card p:last-of-type { margin-bottom: 20px; }

/* 登る。— 瀬戸内JAMの軸なので写真を大きく */
.feature-grid { display: grid; grid-template-columns: 4fr 8fr; gap: clamp(28px, 4vw, 56px); align-items: end; }
.feature-grid > * { min-width: 0; }
.feature-main { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; }
.feature-band { margin-top: clamp(12px, 2vw, 20px); }
.feature-band img { width: 100%; aspect-ratio: 21 / 9; object-fit: cover; object-position: center 70%; }
.feature-band figcaption { font-size: 11px; color: var(--ink-3); letter-spacing: .1em; margin-top: 8px; text-align: right; }
.feature-pair { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(20px, 3vw, 40px); margin-top: clamp(32px, 5vw, 56px); }
.feature-pair > * { min-width: 0; }
.feature-pair img { width: 100%; aspect-ratio: 3 / 2; object-fit: cover; margin-bottom: 18px; }
.feature-pair h4 { font-size: 18px; font-weight: 700; margin-bottom: 8px; padding-top: 14px; border-top: 2px solid var(--ink); }
.feature-pair p { font-size: 14px; color: var(--ink-2); }
@media (max-width: 860px) {
  .feature-grid, .feature-pair { grid-template-columns: 1fr; }
  .feature-band img { aspect-ratio: 16 / 9; }
}

/* エリア：会場名と地図リンク */
.venue-box { display: flex; flex-wrap: wrap; align-items: center; gap: 12px 32px; margin-bottom: 48px; padding: 20px 24px; background: var(--bg); border-left: 4px solid var(--green); }
.venue-box > * { min-width: 0; }
.venue-label { font-size: 12px; font-weight: 700; letter-spacing: .16em; color: var(--green); }
.venue-body { flex: 1 1 280px; }
.venue-name { font-size: 20px; font-weight: 700; line-height: 1.5; }
.venue-name span { font-size: 14px; font-weight: 500; margin-left: .8em; }
.venue-addr { font-size: 13px; color: var(--ink-2); }
.venue-box .btn { margin-top: 0; }

/* 遅延読み込み画像のフェードイン（JSが動いたときだけ。読み込み前は薄いグレーで場所を確保） */
img[loading="lazy"][src$=".jpg"] { background: var(--bg-2); }
.lz-on img[loading="lazy"] { opacity: 0; transition: opacity .6s ease; }
.lz-on img[loading="lazy"].is-loaded { opacity: 1; }
@media (prefers-reduced-motion: reduce) { .lz-on img[loading="lazy"] { transition: none; } }

/* 写真クレジット */
.credit-wrap { padding-block: 32px 0; }
.credit { font-size: 11.5px; color: var(--ink-3); line-height: 1.8; }
.site-foot .wrap { justify-content: flex-end; }

/* プログラムのゲスト・制作表記 */
.p-credit { display: flex; gap: .9em; align-items: baseline; font-size: 13.5px; font-weight: 700; line-height: 1.7; margin: -6px 0 18px; }
.p-credit span { flex: none; font-size: 11.5px; color: var(--green); letter-spacing: .08em; }
.feature-pair .p-credit { margin: 4px 0 10px; font-size: 13px; color: var(--ink); }
.acts-cols { display: grid; grid-template-columns: 1fr 1fr; gap: 0 24px; margin-top: 28px; }
.acts-cols > div { min-width: 0; }
.acts-cols .acts { margin-top: 0; }
.acts-h { font-size: 11.5px; color: var(--green); letter-spacing: .08em; margin: 0 0 6px; }
.acts li span.hl { color: var(--green); font-weight: 700; text-align: right; line-height: 1.4; }
.acts li span.hl small { display: block; font-size: 10px; font-weight: 500; color: var(--ink-3); }
@media (max-width: 560px) { .acts-cols { grid-template-columns: 1fr; gap: 20px; } }
.btn-row { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 24px; }
.btn-row .btn { margin-top: 0; padding: 10px 22px; font-size: 14px; }
.btn.solid { background: var(--green); color: #fff; }
.btn.solid:hover { background: var(--green-dark); border-color: var(--green-dark); }