/* =========================================================================
   Radiant Singers  Official Site  —  共通スタイル
   Design concept: PRISM ／ ひとつの光が、六つの色にひらく。
   Radiant = 光放つ、放射される。白と余白を主役にし、
   寒色のスペクトラム（アクア〜シアン〜アジュール〜インディゴ〜
   ヴァイオレット〜マゼンタ）を、細い線と光のにじみで効かせる。
   色は装飾ではなく、パートやサービスの識別子として使う。
   ========================================================================= */

:root {
  /* ---- 光のスペクトラム（寒色） ---- */
  --aqua:    #12b6bf;
  --cyan:    #1595d6;
  --azure:   #2a63dc;
  --indigo:  #4a3bcf;
  --violet:  #7433dd;
  --magenta: #ab2fc8;

  /* 白地にのせる文字用（やや濃く） */
  --aqua-ink:    #0a7f87;
  --cyan-ink:    #0b6a9b;
  --azure-ink:   #1f49a6;
  --indigo-ink:  #372a9e;
  --violet-ink:  #5722a6;
  --magenta-ink: #831f99;

  --prism: linear-gradient(90deg, var(--aqua), var(--cyan) 20%, var(--azure) 40%,
                                  var(--indigo) 60%, var(--violet) 80%, var(--magenta));
  /* 帯びた光のにじみ（明るい面に敷く） */
  --wash: linear-gradient(135deg, #e9fbfd 0%, #eef4ff 34%, #f4eeff 64%, #fdeefb 100%);
  --wash-soft: linear-gradient(135deg, #f2fdfe 0%, #f6f9ff 38%, #faf6ff 68%, #fef7fd 100%);

  /* ---- 地の色 ---- */
  --paper:    #ffffff;
  --paper-2:  #f2f7fb;
  --card:     #ffffff;
  --line:     #e2ecf5;
  --line-2:   #eef4f9;
  --ink:      #101b33;
  --ink-soft: #5b6c88;
  --deep:     #0a1124;
  --deep-2:   #14213f;

  /* セクションごとのアクセント（下で巡回させる） */
  --accent:     var(--azure);
  --accent-ink: var(--azure-ink);

  --shadow:    0 22px 60px -18px rgba(16, 27, 51, .22);
  --shadow-sm: 0 10px 30px -12px rgba(16, 27, 51, .18);

  --display: "Shippori Mincho B1", "Hiragino Mincho ProN", "Yu Mincho", serif;
  --latin:   "Jost", "Zen Kaku Gothic New", system-ui, sans-serif;
  --sans:    "Zen Kaku Gothic New", "Hiragino Sans", "Hiragino Kaku Gothic ProN",
             "Yu Gothic", "Meiryo", system-ui, sans-serif;

  --wrap: 1160px;
  --radius: 14px;
  --radius-sm: 8px;
}

/* ---- Reset-ish -------------------------------------------------------- */
*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--sans);
  font-weight: 400;
  color: var(--ink);
  background: var(--paper);
  line-height: 1.95;
  letter-spacing: .03em;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
/* 日本語の改行 ─ 文節で折り返し、行末に1文字だけ残さない */
p, .lead, h1, h2, h3, li, figcaption, dd, dt, summary {
  line-break: strict; word-break: auto-phrase; overflow-wrap: break-word;
}
p, .lead, li, dd, figcaption { text-wrap: pretty; }
h1, h2, h3, .section-title { text-wrap: balance; }

/* 見栄えのための改行は、狭い画面では自然な折り返しに任せる
   （意味のある改行 ─ 見出しや、日付と会場の区切り ─ には付けない） */
@media (max-width: 640px) { br.br-wide { display: none; } }

/* 見出しの折り返し位置を確実に制御する。
   .nb で囲んだ範囲は途中で折り返さないので、句読点の位置でだけ改行される */
.nb { display: inline-block; }
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
h1, h2, h3, h4 {
  font-family: var(--display); font-weight: 600; line-height: 1.5;
  letter-spacing: .05em; margin-top: 0;
}
p { margin: 0 0 1.3em; }
:focus-visible { outline: 2px solid var(--azure); outline-offset: 4px; border-radius: 3px; }

/* ---- Layout ----------------------------------------------------------- */
.wrap { width: min(var(--wrap), 90%); margin-inline: auto; }
.wrap-narrow { width: min(760px, 90%); margin-inline: auto; }
.section { padding: clamp(4.5rem, 11vw, 8.5rem) 0; position: relative; }
.section--tint { background: var(--wash); }
/* 白いセクションにも、窓から差す光のような淡いにじみを置く */
.section:not(.section--tint):not(.section--dark)::before {
  content: ""; position: absolute; inset: 0; pointer-events: none; z-index: 0;
  background:
    radial-gradient(38% 46% at 96% 2%,  color-mix(in srgb, var(--accent) 13%, transparent), transparent 72%),
    radial-gradient(30% 40% at 2% 96%, color-mix(in srgb, var(--aqua) 9%, transparent), transparent 72%);
}
.section > * { position: relative; z-index: 1; }
.center { text-align: center; }
.note { font-size: .85rem; color: var(--ink-soft); }

/* セクションごとにスペクトラムを巡回（色＝そのセクションの目印） */
main > section:nth-of-type(6n+1) { --accent: var(--azure);   --accent-ink: var(--azure-ink); }
main > section:nth-of-type(6n+2) { --accent: var(--aqua);    --accent-ink: var(--aqua-ink); }
main > section:nth-of-type(6n+3) { --accent: var(--violet);  --accent-ink: var(--violet-ink); }
main > section:nth-of-type(6n+4) { --accent: var(--cyan);    --accent-ink: var(--cyan-ink); }
main > section:nth-of-type(6n+5) { --accent: var(--magenta); --accent-ink: var(--magenta-ink); }
main > section:nth-of-type(6n+6) { --accent: var(--indigo);  --accent-ink: var(--indigo-ink); }

/* ---- 見出し ----------------------------------------------------------- */
.eyebrow {
  font-family: var(--latin);
  font-size: .78rem; letter-spacing: .34em; text-transform: uppercase;
  color: var(--accent-ink); font-weight: 500;
  margin: 0 0 1.3rem; display: inline-flex; align-items: center; gap: .95em;
}
.eyebrow::before {
  content: ""; width: 42px; height: 3px; flex: 0 0 auto; border-radius: 3px;
  background: var(--prism); opacity: .9;
}
.center .eyebrow::after {
  content: ""; width: 42px; height: 3px; flex: 0 0 auto; border-radius: 3px;
  background: var(--prism); opacity: .9; transform: scaleX(-1);
}
.section-title {
  font-size: clamp(1.7rem, 4.4vw, 2.7rem); margin: 0 0 1.5rem; font-weight: 600;
  letter-spacing: .06em; line-height: 1.55;
}
.lead { font-size: clamp(1rem, 1.85vw, 1.1rem); color: var(--ink-soft); line-height: 2.05; }

/* 暗いセクション（＝光がひらく前の闇） */
.section--dark { background: var(--deep); color: #dfe7f5; overflow: hidden; }
.section--dark::before {
  content: ""; position: absolute; inset: 0; pointer-events: none;
  background:
    radial-gradient(60% 90% at 8% 0%,   rgba(18,182,191,.24), transparent 70%),
    radial-gradient(55% 80% at 92% 12%, rgba(116,51,221,.26), transparent 70%),
    radial-gradient(70% 90% at 60% 100%, rgba(42,99,220,.24), transparent 70%);
}
.section--dark > * { position: relative; z-index: 1; }
.section--dark h1, .section--dark h2, .section--dark h3 { color: #fff; }
.section--dark .eyebrow { color: #a8ecf2; }
.section--dark .eyebrow::before { background: linear-gradient(90deg, transparent, #a8ecf2); }
.section--dark.center .eyebrow::after,
.section--dark .center .eyebrow::after { background: linear-gradient(90deg, #a8ecf2, transparent); }
.section--dark .lead, .section--dark .note { color: #b9c6dd; }

/* ---- ボタン ------------------------------------------------------------ */
.btn {
  display: inline-flex; align-items: center; gap: .65em;
  padding: 1em 2.1em; border-radius: 999px;
  background: var(--ink); color: #fff; font-weight: 500; font-size: .92rem;
  font-family: var(--sans); letter-spacing: .09em;
  border: 1px solid var(--ink); cursor: pointer;
  position: relative; overflow: hidden;
  transition: color .25s ease, border-color .25s ease, box-shadow .25s ease, transform .25s ease;
}
.btn::before {
  content: ""; position: absolute; inset: 0; z-index: 0; opacity: 0;
  background: var(--prism); transition: opacity .3s ease;
}
.btn > * { position: relative; z-index: 1; }
.btn:hover { transform: translateY(-2px); box-shadow: 0 14px 30px -12px rgba(42,99,220,.6); border-color: transparent; }
.btn:hover::before { opacity: 1; }
.btn--ghost { background: transparent; color: var(--ink); border-color: color-mix(in srgb, var(--ink) 28%, transparent); }
.btn--ghost:hover { color: #fff; }
.section--dark .btn, .page-hero .btn {
  background: #fff; color: var(--ink); border-color: #fff;
}
.section--dark .btn:hover, .page-hero .btn:hover { color: #fff; }
.section--dark .btn--ghost, .page-hero .btn--ghost {
  background: transparent; color: #fff; border-color: rgba(255,255,255,.5);
}
.arrow { transition: transform .25s ease; }
.btn:hover .arrow { transform: translateX(4px); }
.text-link {
  color: var(--accent-ink); font-weight: 500;
  border-bottom: 1px solid color-mix(in srgb, var(--accent) 45%, transparent);
  padding-bottom: .1em; transition: border-color .2s ease;
}
.text-link:hover { border-bottom-color: var(--accent); }
.section--dark .text-link, .page-hero .text-link { color: #a8ecf2; border-bottom-color: rgba(168,236,242,.5); }

/* ---- ヘッダー ---------------------------------------------------------- */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255,255,255,.86); backdrop-filter: blur(14px) saturate(140%);
  border-bottom: 1px solid var(--line);
}
.site-header::after {
  content: ""; position: absolute; inset: auto 0 0 0; height: 2px;
  background: linear-gradient(90deg, var(--aqua), var(--cyan) 18%, var(--azure) 36%,
                                     var(--indigo) 54%, var(--violet) 72%, var(--magenta) 88%, var(--aqua));
  background-size: 200% 100%;
  animation: prism-flow 14s linear infinite;
}
@keyframes prism-flow { from { background-position: 0 100%; } to { background-position: 200% 100%; } }
.nav { display: flex; align-items: center; justify-content: space-between; gap: 1rem; padding: 1.05rem 0; }
.brand { display: flex; flex-direction: column; line-height: 1.2; }
.brand__en {
  font-family: var(--latin); font-size: 1.42rem; font-weight: 400; letter-spacing: .17em;
  background: linear-gradient(90deg, var(--aqua), var(--cyan) 18%, var(--azure) 36%,
                                     var(--indigo) 54%, var(--violet) 72%, var(--magenta) 88%, var(--aqua));
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: prism-flow 14s linear infinite;
}
.brand__ja { font-size: .66rem; letter-spacing: .3em; color: var(--ink-soft); }
.nav__links { display: flex; gap: 1.9rem; list-style: none; margin: 0; padding: 0; font-size: .86rem; letter-spacing: .07em; }
.nav__links a { padding: .4em 0; position: relative; color: var(--ink-soft); transition: color .2s ease; }
.nav__links a::after {
  content: ""; position: absolute; left: 0; right: 0; bottom: 0; height: 2px; border-radius: 2px;
  background: var(--prism); transform: scaleX(0); transform-origin: left; transition: transform .3s ease;
}
.nav__links a:hover { color: var(--ink); }
.nav__links a:hover::after, .nav__links a[aria-current="page"]::after { transform: scaleX(1); }
.nav__links a[aria-current="page"] { color: var(--ink); }
.nav__toggle { display: none; flex-direction: column; gap: 5px; background: none; border: 0; padding: .5rem; cursor: pointer; }
.nav__toggle span { display: block; width: 24px; height: 1.5px; background: var(--ink); transition: .2s; }

@media (max-width: 940px) {
  .nav__toggle { display: flex; }
  .nav__links {
    position: absolute; inset: 100% 0 auto 0; flex-direction: column; gap: 0;
    background: rgba(255,255,255,.98); border-bottom: 1px solid var(--line);
    padding: .5rem 5%; max-height: 0; overflow: hidden; transition: max-height .3s ease;
  }
  .nav__links.open { max-height: 70vh; padding-block: 1rem; }
  .nav__links li { border-bottom: 1px solid var(--line-2); }
  .nav__links li:last-child { border-bottom: 0; }
  .nav__links a { display: block; padding: .95em 0; }
  .nav__links a::after { display: none; }
}

/* ---- ページヒーロー（闇にひらく光） -------------------------------------- */
.page-hero {
  background: var(--deep);
  color: #dfe7f5; padding: clamp(4rem, 10vw, 7rem) 0 clamp(3.5rem, 9vw, 6rem);
  position: relative; overflow: hidden;
}
/* プリズムの光 */
.page-hero::after {
  content: ""; position: absolute; inset: 0; z-index: 1; pointer-events: none;
  animation: prism-flow 14s linear infinite;
  background:
    linear-gradient(90deg, var(--aqua), var(--cyan) 18%, var(--azure) 36%,
                           var(--indigo) 54%, var(--violet) 72%, var(--magenta) 88%, var(--aqua))
      bottom left / 200% 3px repeat-x,
    radial-gradient(52% 72% at 2% 4%,    rgba(18,182,191,.55), transparent 70%),
    radial-gradient(46% 66% at 30% -8%,  rgba(21,149,214,.42), transparent 70%),
    radial-gradient(50% 70% at 62% 108%, rgba(42,99,220,.40), transparent 70%),
    radial-gradient(56% 76% at 98% 26%,  rgba(116,51,221,.52), transparent 70%),
    radial-gradient(42% 56% at 80% 92%,  rgba(171,47,200,.38), transparent 70%);
}
.page-hero > .wrap { position: relative; z-index: 3; }

/* きらめき ─ 3層をずらして点滅させる */
.sparkles { position: absolute; inset: 0; z-index: 2; pointer-events: none; }
.sparkles, .sparkles::before, .sparkles::after { background-repeat: no-repeat; }
.sparkles::before, .sparkles::after { content: ""; position: absolute; inset: 0; }
.sparkles {
  background-image:
    radial-gradient(circle, #fff 0 1.4px, transparent 2.6px),
    radial-gradient(circle, #b8f4fa 0 2px, transparent 3.4px),
    radial-gradient(circle, #fff 0 1.2px, transparent 2.4px),
    radial-gradient(circle, #dcc8ff 0 1.8px, transparent 3.2px);
  background-position: 12% 22%, 74% 14%, 43% 68%, 88% 58%;
  animation: twinkle 4.2s ease-in-out infinite;
}
.sparkles::before {
  background-image:
    radial-gradient(circle, #fff 0 1.6px, transparent 3px),
    radial-gradient(circle, #a8ecf2 0 1.3px, transparent 2.6px),
    radial-gradient(circle, #fff 0 1.1px, transparent 2.2px),
    radial-gradient(circle, #f4c8f0 0 1.7px, transparent 3px);
  background-position: 27% 8%, 59% 34%, 91% 82%, 6% 62%;
  animation: twinkle 6.1s ease-in-out infinite .9s;
}
.sparkles::after {
  background-image:
    radial-gradient(circle, #cfe6ff 0 1.5px, transparent 2.8px),
    radial-gradient(circle, #fff 0 1.2px, transparent 2.4px),
    radial-gradient(circle, #b8f4fa 0 1.6px, transparent 3px),
    radial-gradient(circle, #fff 0 1.4px, transparent 2.6px);
  background-position: 35% 88%, 68% 74%, 17% 44%, 82% 30%;
  animation: twinkle 5.3s ease-in-out infinite 1.9s;
}
@keyframes twinkle { 0%, 100% { opacity: .28; } 50% { opacity: 1; } }
.page-hero__bg {
  position: absolute; inset: 0; z-index: 0;
  width: 100%; height: 100%; object-fit: cover; object-position: 50% 50%;
}
.page-hero--photo::before {
  content: ""; position: absolute; inset: 0; z-index: 1;
  background: linear-gradient(100deg, rgba(10,17,36,.95) 0%, rgba(10,17,36,.9) 34%,
                                      rgba(10,17,36,.55) 64%, rgba(10,17,36,.68) 100%);
}
@media (max-width: 820px) {
  .page-hero--photo::before {
    background: linear-gradient(180deg, rgba(10,17,36,.9) 0%, rgba(10,17,36,.84) 45%, rgba(10,17,36,.96) 100%);
  }
}
.page-hero--photo h1, .page-hero--photo .lead, .page-hero--photo .hero-actions,
.page-hero--photo .bigdate, .page-hero--photo .bigdate__sub { max-width: 40rem; }
.page-hero--photo { padding-block: clamp(4.5rem, 12vw, 9rem) clamp(4rem, 10vw, 7rem); }
.page-hero h1 {
  font-size: clamp(2rem, 5.4vw, 3.4rem); color: #fff; margin-bottom: 1.4rem;
  font-weight: 600; line-height: 1.5; letter-spacing: .06em;
}
.page-hero .lead { color: #c9d6ea; max-width: 44em; }
.page-hero .eyebrow { color: #b6ecf5; }
.page-hero .eyebrow::before, .page-hero .eyebrow::after { opacity: 1; }
.breadcrumb { font-size: .78rem; color: rgba(223,231,245,.6); margin-bottom: 1.6rem; letter-spacing: .08em; }
.breadcrumb a:hover { color: #a8ecf2; }
.breadcrumb span { margin: 0 .7em; opacity: .45; }
.hero-actions { display: flex; flex-wrap: wrap; gap: .9rem; margin-top: 2.2rem; }

/* ヒーロー内のショートカット */
.jump-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(230px, 1fr)); gap: 1rem; margin-top: 3.2rem; }
.jump-card {
  display: block; padding: 1.4rem 1.5rem; border-radius: var(--radius);
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.16);
  position: relative; overflow: hidden;
  transition: background .3s ease, transform .3s ease, border-color .3s ease;
}
.jump-card::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; background: var(--jc, var(--aqua)); }
.jump-card:hover { background: rgba(255,255,255,.1); transform: translateY(-3px); border-color: color-mix(in srgb, var(--jc) 55%, transparent); }
.jump-cards a:nth-child(1) { --jc: var(--aqua); }
.jump-cards a:nth-child(2) { --jc: var(--azure); }
.jump-cards a:nth-child(3) { --jc: var(--violet); }
.jump-card__no { font-family: var(--latin); font-size: .72rem; letter-spacing: .28em; text-transform: uppercase; color: var(--jc, var(--aqua)); font-weight: 500; }
.jump-card__ttl { font-family: var(--display); font-weight: 600; color: #fff; margin: .5rem 0 0; font-size: 1.02rem; letter-spacing: .04em; }

/* ---- 3つの強み --------------------------------------------------------- */
.pillars { display: grid; grid-template-columns: repeat(auto-fit, minmax(270px, 1fr)); gap: 1.6rem; }
.pillar {
  background:
    radial-gradient(120% 90% at 100% 0%, color-mix(in srgb, var(--pc, var(--azure)) 11%, transparent), transparent 62%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--pc, var(--azure)) 20%, var(--line));
  border-radius: var(--radius);
  padding: 2.4rem 2rem 2rem; position: relative; overflow: hidden;
  box-shadow: 0 16px 40px -22px color-mix(in srgb, var(--pc, var(--azure)) 60%, transparent);
  transition: transform .3s ease, box-shadow .3s ease, border-color .3s ease;
}
.pillar::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--pc, var(--azure)); }
.pillars > *:nth-child(1) { --pc: var(--aqua);   --pc-ink: var(--aqua-ink); }
.pillars > *:nth-child(2) { --pc: var(--azure);  --pc-ink: var(--azure-ink); }
.pillars > *:nth-child(3) { --pc: var(--violet); --pc-ink: var(--violet-ink); }
a.pillar:hover { transform: translateY(-5px); box-shadow: 0 26px 50px -20px color-mix(in srgb, var(--pc) 50%, transparent); border-color: color-mix(in srgb, var(--pc) 30%, var(--line)); }
.pillar__icon {
  font-size: 1.35rem; line-height: 1; margin: 0 0 1.2rem;
  width: 54px; height: 54px; display: grid; place-items: center; border-radius: 50%;
  background: radial-gradient(circle at 30% 25%, #fff, color-mix(in srgb, var(--pc, var(--azure)) 20%, #fff));
  border: 1px solid color-mix(in srgb, var(--pc, var(--azure)) 45%, transparent);
  box-shadow: 0 6px 18px -6px color-mix(in srgb, var(--pc, var(--azure)) 55%, transparent);
}
.pillar h3 { font-size: 1.13rem; margin-bottom: .9rem; letter-spacing: .05em; }
.pillar p { margin: 0; font-size: .93rem; color: var(--ink-soft); }
.pillar .text-link { color: var(--pc-ink, var(--azure-ink)); border-bottom-color: color-mix(in srgb, var(--pc) 40%, transparent); }

/* ---- サービス ----------------------------------------------------------- */
.service { padding-top: clamp(3rem, 7vw, 5rem); margin-top: clamp(3rem, 7vw, 5rem); border-top: 1px solid var(--line); }
.service:first-of-type { border-top: 0; padding-top: 0; margin-top: 0; }
.service:nth-of-type(1) { --accent: var(--aqua);   --accent-ink: var(--aqua-ink); }
.service:nth-of-type(2) { --accent: var(--azure);  --accent-ink: var(--azure-ink); }
.service:nth-of-type(3) { --accent: var(--violet); --accent-ink: var(--violet-ink); }
.service__head { display: flex; align-items: baseline; gap: 1.3rem; flex-wrap: wrap; margin-bottom: 1.6rem; }
.service__no {
  font-family: var(--latin); font-size: 2.6rem; font-weight: 300; line-height: 1;
  color: transparent; background: linear-gradient(160deg, var(--accent), color-mix(in srgb, var(--accent) 45%, #fff));
  -webkit-background-clip: text; background-clip: text; letter-spacing: .02em; flex: 0 0 auto;
}
.service__head h2 { font-size: clamp(1.4rem, 3.6vw, 2.1rem); margin: 0; letter-spacing: .06em; }
.service__tagline { font-family: var(--latin); letter-spacing: .3em; text-transform: uppercase; color: var(--accent-ink); font-size: .72rem; font-weight: 500; margin: 0 0 .3rem; }
.service__body { display: grid; grid-template-columns: 1.15fr .85fr; gap: clamp(1.8rem, 4vw, 3.4rem); align-items: start; }
@media (max-width: 800px) { .service__body { grid-template-columns: 1fr; } }
.service__photo { margin: 0 0 2rem; border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow-sm); }
.service__photo img { width: 100%; aspect-ratio: 16/9; object-fit: cover; display: block; }

.menu-list { list-style: none; margin: 0 0 1.6rem; padding: 0; display: grid; gap: .85rem; }
.menu-list li { position: relative; padding-left: 1.7em; font-size: .95rem; }
.menu-list li::before {
  content: ""; position: absolute; left: 0; top: .78em;
  width: 16px; height: 1.5px; border-radius: 2px;
  background: linear-gradient(90deg, var(--accent), transparent);
}
.menu-list strong { font-weight: 500; color: var(--ink); }

/* 仕様・料金 */
.spec {
  background:
    radial-gradient(120% 70% at 100% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 58%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line)); border-radius: var(--radius);
  padding: 2rem 1.9rem; box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--accent) 55%, transparent);
  position: relative; overflow: hidden;
}
.spec::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--accent); }
.section--tint .spec { background: #fff; }
.spec h3 {
  font-family: var(--latin); font-size: .74rem; letter-spacing: .3em; text-transform: uppercase;
  color: var(--accent-ink); margin-bottom: 1.4rem; font-weight: 500;
}
.spec dl { margin: 0; display: grid; grid-template-columns: auto 1fr; gap: .65rem 1.2rem; font-size: .9rem; }
.spec dt { color: var(--ink-soft); white-space: nowrap; }
.spec dd { margin: 0; }
.spec__foot { margin: 1.4rem 0 0; font-size: .82rem; color: var(--ink-soft); line-height: 1.9; }
.spec__divider { border: 0; border-top: 1px solid var(--line); margin: 1.8rem 0; }

.price-list { list-style: none; margin: 0 0 1.3rem; padding: 0; display: grid; gap: .7rem; }
.price-list li {
  display: flex; justify-content: space-between; align-items: baseline; gap: 1.2rem;
  font-size: .89rem; padding-bottom: .7rem; border-bottom: 1px solid var(--line-2);
}
.price-list li:last-child { border-bottom: 0; padding-bottom: 0; }
.price-list .n small { display: block; color: var(--ink-soft); font-size: .82em; line-height: 1.75; }
.price-list .p {
  font-family: var(--latin); font-weight: 500; font-size: 1.02rem; color: var(--accent-ink);
  white-space: nowrap; font-variant-numeric: tabular-nums; letter-spacing: .02em;
}

/* 想定シーンのタグ（スペクトラムを巡回） */
.tags { display: flex; flex-wrap: wrap; gap: .55rem; margin: 0 0 1.6rem; padding: 0; list-style: none; }
.tags li {
  font-size: .8rem; padding: .4em 1.1em; border-radius: 999px; letter-spacing: .05em;
  color: var(--tc, var(--azure-ink)); border: 1px solid color-mix(in srgb, var(--tc) 32%, transparent);
  background: color-mix(in srgb, var(--tc) 6%, #fff);
}
.tags li:nth-child(6n+1) { --tc: var(--aqua-ink); }
.tags li:nth-child(6n+2) { --tc: var(--cyan-ink); }
.tags li:nth-child(6n+3) { --tc: var(--azure-ink); }
.tags li:nth-child(6n+4) { --tc: var(--indigo-ink); }
.tags li:nth-child(6n+5) { --tc: var(--violet-ink); }
.tags li:nth-child(6n+6) { --tc: var(--magenta-ink); }

/* ---- ご依頼の流れ ------------------------------------------------------- */
.steps { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 1.5rem; counter-reset: step; }
.steps li {
  counter-increment: step;
  background:
    radial-gradient(130% 80% at 100% 0%, color-mix(in srgb, var(--sc) 12%, transparent), transparent 60%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--sc) 22%, var(--line));
  border-radius: var(--radius); padding: 2rem 1.6rem 1.7rem;
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--sc) 60%, transparent);
  position: relative; overflow: hidden;
}
.steps li::after { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--sc); }
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--latin); font-weight: 300; font-size: 1.9rem; line-height: 1;
  color: transparent; background: linear-gradient(160deg, var(--sc), color-mix(in srgb, var(--sc) 40%, #fff));
  -webkit-background-clip: text; background-clip: text;
  display: block; margin-bottom: 1rem;
}
.steps li:nth-child(1) { --sc: var(--aqua); }
.steps li:nth-child(2) { --sc: var(--cyan); }
.steps li:nth-child(3) { --sc: var(--azure); }
.steps li:nth-child(4) { --sc: var(--violet); }
.steps h3 { font-size: 1.02rem; margin-bottom: .7rem; letter-spacing: .05em; }
.steps p { margin: 0; font-size: .88rem; color: var(--ink-soft); }

/* ---- 実績リスト --------------------------------------------------------- */
.record { list-style: none; margin: 0; padding: 0; display: grid; gap: 1.1rem; }
.record li {
  display: grid; grid-template-columns: 9em 1fr; gap: 1.4rem;
  padding-bottom: 1.1rem; border-bottom: 1px solid var(--line); font-size: .94rem;
}
.record li:last-child { border-bottom: 0; }
.record .yr { color: var(--accent-ink); font-family: var(--latin); font-weight: 400; font-size: 1rem; letter-spacing: .06em; font-variant-numeric: tabular-nums; }
.record .meta { display: block; color: var(--ink-soft); font-size: .85rem; margin-top: .3rem; }
@media (max-width: 620px) { .record li { grid-template-columns: 1fr; gap: .2rem; } }

/* ---- FAQ ---------------------------------------------------------------- */
.faq { display: grid; gap: 1rem; }
.faq details {
  background: var(--card); border: 1px solid color-mix(in srgb, var(--accent) 14%, var(--line));
  border-radius: var(--radius);
  padding: 1.4rem 1.7rem; transition: border-color .25s ease, box-shadow .25s ease, background .25s ease;
}
.faq details[open] {
  border-color: color-mix(in srgb, var(--accent) 40%, var(--line));
  background:
    radial-gradient(90% 100% at 100% 0%, color-mix(in srgb, var(--accent) 9%, transparent), transparent 60%),
    var(--card);
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--accent) 60%, transparent);
}
.faq summary {
  cursor: pointer; font-weight: 600; font-family: var(--display); list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 1.2rem;
  letter-spacing: .04em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after {
  content: ""; flex: 0 0 auto; width: 13px; height: 13px; position: relative;
  background:
    linear-gradient(var(--accent), var(--accent)) center/13px 1.5px no-repeat,
    linear-gradient(var(--accent), var(--accent)) center/1.5px 13px no-repeat;
  transition: transform .25s ease;
}
.faq details[open] summary::after {
  background: linear-gradient(var(--accent), var(--accent)) center/13px 1.5px no-repeat;
  transform: rotate(180deg);
}
.faq details p { margin: 1.1rem 0 0; font-size: .92rem; color: var(--ink-soft); }

/* ---- フォーム ----------------------------------------------------------- */
.form { display: grid; gap: 1.3rem; }
.form label { display: block; font-size: .82rem; font-weight: 500; margin-bottom: .55rem; letter-spacing: .1em; color: var(--ink-soft); }
.form .req { color: var(--magenta); font-size: .72rem; margin-left: .6em; letter-spacing: .08em; }
.form input, .form select, .form textarea {
  width: 100%; padding: .95em 1.1em; font: inherit; font-size: .93rem;
  border: 1px solid var(--line); border-radius: var(--radius-sm); background: #fff; color: var(--ink);
  transition: border-color .2s ease, box-shadow .2s ease;
}
.form input:focus, .form select:focus, .form textarea:focus {
  border-color: var(--azure); outline: none; box-shadow: 0 0 0 3px rgba(42,99,220,.12);
}
.form textarea { min-height: 160px; resize: vertical; line-height: 1.9; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 1.3rem; }
@media (max-width: 640px) { .form-grid { grid-template-columns: 1fr; } }
.form-hp { position: absolute; left: -9999px; }
.section--dark .form label { color: #b9c6dd; }
.section--dark .form input, .section--dark .form select, .section--dark .form textarea {
  background: rgba(255,255,255,.05); border-color: rgba(255,255,255,.2); color: #fff;
}
.section--dark .form input::placeholder, .section--dark .form textarea::placeholder { color: rgba(223,231,245,.4); }
.section--dark .form input:focus, .section--dark .form textarea:focus, .section--dark .form select:focus {
  border-color: #a8ecf2; box-shadow: 0 0 0 3px rgba(168,236,242,.16);
}
.section--dark .form select option { color: var(--ink); }

.notify {
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.18);
  border-radius: var(--radius); padding: clamp(1.8rem, 4vw, 2.8rem); position: relative; overflow: hidden;
}
.notify::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; background: var(--prism); }
.notify__row { display: flex; gap: .8rem; flex-wrap: wrap; }
.notify__row input { flex: 1 1 240px; }

/* ---- 公演カード --------------------------------------------------------- */
.concert {
  display: grid; grid-template-columns: 270px 1fr; gap: clamp(1.8rem, 4vw, 3rem);
  align-items: start; padding: clamp(2.4rem, 5vw, 3.4rem) 0; border-top: 1px solid var(--line);
}
.concert:first-of-type { border-top: 0; padding-top: 0; }
@media (max-width: 720px) { .concert { grid-template-columns: 1fr; } }
.concert__badge {
  display: inline-block; font-size: .7rem; letter-spacing: .22em; text-transform: uppercase;
  font-family: var(--latin); font-weight: 500;
  padding: .45em 1.2em; border-radius: 999px; margin-bottom: 1.1rem;
  color: #fff; background: var(--accent);
}
.concert__badge--guest { background: transparent; color: var(--accent-ink); border: 1px solid color-mix(in srgb, var(--accent) 40%, transparent); }
.concert h3 { font-size: clamp(1.18rem, 2.9vw, 1.55rem); margin-bottom: 1.1rem; letter-spacing: .05em; }
.concert__dates { list-style: none; margin: 0 0 1.4rem; padding: 0; display: grid; gap: .7rem; }
.concert__dates li {
  display: grid; grid-template-columns: 10.5em 1fr; gap: 1rem; font-size: .91rem;
  padding-bottom: .7rem; border-bottom: 1px solid var(--line-2);
}
.concert__dates li:last-child { border-bottom: 0; padding-bottom: 0; }
.concert__dates .d { font-family: var(--latin); font-weight: 500; color: var(--accent-ink); font-variant-numeric: tabular-nums; letter-spacing: .04em; }
.concert__dates .v small { display: block; color: var(--ink-soft); font-size: .86em; }
@media (max-width: 520px) { .concert__dates li { grid-template-columns: 1fr; gap: .1rem; } }
.concert__meta { font-size: .87rem; color: var(--ink-soft); margin-bottom: 1.3rem; }

.program { border: 1px solid var(--line); border-radius: var(--radius); background: var(--card); padding: 1.2rem 1.5rem; }
.section--tint .program { background: #fff; }
.program > summary {
  cursor: pointer; font-weight: 600; font-size: .9rem; list-style: none;
  display: flex; justify-content: space-between; align-items: center; gap: 1rem;
  font-family: var(--display); letter-spacing: .05em;
}
.program > summary::-webkit-details-marker { display: none; }
.program > summary::after {
  content: ""; flex: 0 0 auto; width: 12px; height: 12px;
  background:
    linear-gradient(var(--accent), var(--accent)) center/12px 1.5px no-repeat,
    linear-gradient(var(--accent), var(--accent)) center/1.5px 12px no-repeat;
}
.program[open] > summary::after { background: linear-gradient(var(--accent), var(--accent)) center/12px 1.5px no-repeat; }
.program__body { margin-top: 1.3rem; font-size: .89rem; }
.program__body h4 {
  font-family: var(--latin); font-size: .7rem; letter-spacing: .26em; text-transform: uppercase;
  color: var(--accent-ink); margin: 1.6rem 0 .7rem; padding-bottom: .5rem; border-bottom: 1px solid var(--line-2);
  font-weight: 500;
}
.program__body h4:first-child { margin-top: 0; }
.program__body ul { list-style: none; margin: 0; padding: 0; display: grid; gap: .45rem; }
.program__body li { padding-left: 1.3em; position: relative; color: var(--ink-soft); }
.program__body li::before { content: ""; position: absolute; left: 0; top: .85em; width: 8px; height: 1px; background: var(--accent); }

/* ---- チラシ ------------------------------------------------------------- */
.flyer-thumb {
  display: block; width: 100%; padding: 0; background: none; cursor: zoom-in; border: 0;
  position: relative; border-radius: var(--radius); overflow: hidden;
  box-shadow: var(--shadow-sm); transition: transform .3s ease, box-shadow .3s ease;
}
.flyer-thumb:hover { transform: translateY(-4px); box-shadow: 0 26px 50px -20px rgba(42,99,220,.45); }
.flyer-thumb img { width: 100%; display: block; }
.flyer-thumb__badge {
  position: absolute; left: 0; right: 0; bottom: 0;
  background: linear-gradient(to top, rgba(10,17,36,.92), rgba(10,17,36,0));
  color: #fff; font-size: .74rem; letter-spacing: .16em;
  padding: 2rem .8rem .8rem; text-align: center; font-family: var(--latin); font-weight: 400;
}

.lightbox {
  position: fixed; inset: 0; z-index: 200; display: flex; flex-direction: column;
  align-items: center; justify-content: center; gap: 1.1rem; padding: 1.2rem;
  background: rgba(6,11,24,.96); backdrop-filter: blur(6px);
}
.lightbox[hidden] { display: none; }
.lightbox__figure { margin: 0; max-height: calc(100vh - 8rem); display: flex; }
.lightbox__img {
  max-width: min(92vw, 900px); max-height: calc(100vh - 8rem); width: auto; height: auto;
  object-fit: contain; border-radius: 4px; box-shadow: 0 30px 70px rgba(0,0,0,.6); background: #fff;
}
.lightbox__bar { display: flex; align-items: center; gap: .6rem; }
.lightbox__side {
  font: inherit; font-family: var(--latin); font-size: .84rem; letter-spacing: .2em; cursor: pointer;
  padding: .6em 1.9em; border-radius: 999px; color: #fff;
  background: rgba(255,255,255,.07); border: 1px solid rgba(255,255,255,.28);
  transition: background .2s ease, border-color .2s ease;
}
.lightbox__side:hover { background: rgba(255,255,255,.16); }
.lightbox__side[aria-pressed="true"] { background: transparent; border-color: transparent; color: #fff; position: relative; }
.lightbox__side[aria-pressed="true"]::after {
  content: ""; position: absolute; inset: auto 1.2em .3em; height: 2px; background: var(--prism);
}
.lightbox__caption { color: #dfe7f5; font-size: .85rem; text-align: center; margin: 0; letter-spacing: .06em; }
.lightbox__close {
  position: absolute; top: 1.2rem; right: 1.2rem; width: 44px; height: 44px; border-radius: 50%;
  font-size: 1.35rem; line-height: 1; cursor: pointer; color: #fff;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.24);
  transition: background .2s ease;
}
.lightbox__close:hover { background: rgba(255,255,255,.2); }
.lightbox__hint { color: rgba(223,231,245,.45); font-size: .74rem; margin: 0; letter-spacing: .08em; }
@media (max-width: 640px) { .lightbox__hint { display: none; } }
body.lightbox-open { overflow: hidden; }

/* ---- 動画 --------------------------------------------------------------- */
.video-feature { display: grid; grid-template-columns: 1.25fr .75fr; gap: clamp(1.8rem, 4vw, 3.4rem); align-items: center; }
@media (max-width: 820px) { .video-feature { grid-template-columns: 1fr; } }
.video-feature__frame {
  position: relative; aspect-ratio: 16/9; border-radius: var(--radius); overflow: hidden;
  background: var(--deep-2); box-shadow: var(--shadow);
}
.video-feature__frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }

/* ---- 写真レイアウト ------------------------------------------------------ */
.split { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(2rem, 5vw, 4rem); align-items: center; }
@media (max-width: 800px) { .split { grid-template-columns: 1fr; } }
.split__media { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); }
.split__media img { width: 100%; display: block; }

.gallery { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 1.4rem; }
.gallery figure {
  margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--card);
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--gc, var(--azure)) 70%, transparent);
  transition: transform .35s ease, box-shadow .35s ease;
  position: relative;
}
.gallery figure::after { content: ""; position: absolute; inset: auto 0 0 0; height: 3px; background: var(--gc, var(--azure)); }
.gallery > *:nth-child(6n+1) { --gc: var(--aqua); }
.gallery > *:nth-child(6n+2) { --gc: var(--cyan); }
.gallery > *:nth-child(6n+3) { --gc: var(--azure); }
.gallery > *:nth-child(6n+4) { --gc: var(--indigo); }
.gallery > *:nth-child(6n+5) { --gc: var(--violet); }
.gallery > *:nth-child(6n+6) { --gc: var(--magenta); }
.gallery figure:hover { transform: translateY(-5px); box-shadow: 0 30px 56px -20px color-mix(in srgb, var(--gc) 75%, transparent); }
.gallery img { width: 100%; aspect-ratio: 4/3; object-fit: cover; display: block; transition: transform .5s ease; }
.gallery figure:hover img { transform: scale(1.03); }
.gallery--tall img { aspect-ratio: 3/4; }
.gallery figcaption { padding: .9rem 1.1rem 1rem; font-size: .82rem; color: var(--ink-soft); letter-spacing: .04em; }

/* ---- メンバー一覧（パートごとにスペクトラムの一色） ----------------------- */
.roster { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; }
.roster__group {
  background:
    radial-gradient(130% 90% at 100% 0%, color-mix(in srgb, var(--rc, var(--azure)) 13%, transparent), transparent 60%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--rc, var(--azure)) 22%, var(--line));
  border-radius: var(--radius);
  padding: 1.8rem 1.5rem 1.9rem; position: relative; overflow: hidden;
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--rc, var(--azure)) 65%, transparent);
}
.roster__group::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--rc, var(--azure)); }
.roster__group:nth-child(1) { --rc: var(--aqua);    --rc-ink: var(--aqua-ink); }
.roster__group:nth-child(2) { --rc: var(--cyan);    --rc-ink: var(--cyan-ink); }
.roster__group:nth-child(3) { --rc: var(--azure);   --rc-ink: var(--azure-ink); }
.roster__group:nth-child(4) { --rc: var(--violet);  --rc-ink: var(--violet-ink); }
.roster__group:nth-child(5) { --rc: var(--magenta); --rc-ink: var(--magenta-ink); }
.roster__part {
  font-family: var(--latin); font-size: .74rem; letter-spacing: .3em; text-transform: uppercase;
  color: var(--rc-ink, var(--azure-ink)); font-weight: 500; margin: 0;
}
.roster__part span { font-family: var(--sans); font-size: .7rem; letter-spacing: .12em; color: var(--ink-soft); margin-left: .7em; text-transform: none; }
.roster ul { list-style: none; margin: 1.1rem 0 0; padding: 0; display: grid; gap: .6rem; }
.roster li { font-family: var(--display); font-weight: 600; font-size: 1.02rem; letter-spacing: .06em; }

/* ---- 語義の囲み --------------------------------------------------------- */
.definition {
  border-left: 2px solid transparent; border-image: var(--prism) 1;
  padding: .3rem 0 .3rem 1.6rem; margin: 2.2rem 0;
}
.definition dt { font-family: var(--latin); font-size: 1.5rem; font-weight: 300; letter-spacing: .12em; color: var(--ink); }
.definition dt small { font-size: .68rem; letter-spacing: .14em; color: var(--ink-soft); margin-left: .9em; }
.definition dd { margin: .5rem 0 0; font-size: 1rem; font-family: var(--display); font-weight: 600; letter-spacing: .07em; }

/* ---- 注記の囲み --------------------------------------------------------- */
.callout {
  background: color-mix(in srgb, var(--accent) 4%, #fff);
  border: 1px solid color-mix(in srgb, var(--accent) 22%, transparent);
  border-radius: var(--radius); padding: 1.5rem 1.7rem; font-size: .91rem;
}
.callout p:last-child { margin-bottom: 0; }

/* ---- 公演告知（ティザー） ------------------------------------------------ */
.bigdate {
  font-family: var(--latin); font-weight: 200; line-height: .92;
  font-size: clamp(3.8rem, 14vw, 9rem); margin: 0 0 .6rem; letter-spacing: .01em;
  color: #fff;
}
.bigdate span {
  background: linear-gradient(90deg, var(--aqua), var(--cyan) 18%, var(--azure) 36%,
                                     var(--indigo) 54%, var(--violet) 72%, var(--magenta) 88%, var(--aqua));
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text;
  -webkit-text-fill-color: transparent; color: transparent;
  animation: prism-flow 10s linear infinite;
}
.bigdate__sub { font-family: var(--latin); font-size: clamp(.82rem, 2vw, 1rem); letter-spacing: .34em; text-transform: uppercase; color: #a8ecf2; margin: 0 0 2rem; font-weight: 400; }
.countdown {
  display: inline-flex; align-items: baseline; gap: .6em;
  padding: .7em 1.8em; border-radius: 999px; font-size: .82rem; letter-spacing: .12em;
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.2); color: #c3cfe4;
}
.countdown strong { font-family: var(--latin); font-size: 1.9em; font-weight: 300; color: #fff; font-variant-numeric: tabular-nums; letter-spacing: .02em; }

/* 公演概要 */
.summary {
  margin: 0; display: grid; gap: 0;
  background:
    radial-gradient(110% 60% at 100% 0%, color-mix(in srgb, var(--accent) 10%, transparent), transparent 58%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--accent) 18%, var(--line));
  border-radius: var(--radius); overflow: hidden;
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--accent) 55%, transparent);
  position: relative;
}
.summary::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--prism); }
.summary > div {
  display: grid; grid-template-columns: 8.5em 1fr; gap: 1.4rem;
  padding: 1.5rem 1.9rem; border-top: 1px solid var(--line-2);
}
.summary > div:first-child { border-top: 0; padding-top: 1.9rem; }
.summary > div:last-child { padding-bottom: 1.9rem; }
.summary dt {
  font-family: var(--latin); font-size: .7rem; letter-spacing: .24em; text-transform: uppercase;
  color: var(--accent-ink); font-weight: 500; padding-top: .45em;
}
.summary dd { margin: 0; font-family: var(--display); font-weight: 600; font-size: 1.05rem; letter-spacing: .05em; }
.summary dd small {
  display: block; color: var(--ink-soft); font-size: .8rem; margin-top: .45rem;
  font-family: var(--sans); font-weight: 400; letter-spacing: .03em; line-height: 1.85;
}
@media (max-width: 560px) {
  .summary > div { grid-template-columns: 1fr; gap: .4rem; padding-inline: 1.4rem; }
  .summary dt { padding-top: 0; }
}

.venue { display: grid; grid-template-columns: 1fr 1fr; gap: clamp(1.8rem, 4vw, 3.4rem); align-items: start; }
@media (max-width: 760px) { .venue { grid-template-columns: 1fr; } }
.venue dl { margin: 0; display: grid; grid-template-columns: 5.5em 1fr; gap: .9rem 1.2rem; font-size: .92rem; }
.venue dt { color: var(--ink-soft); font-size: .82rem; letter-spacing: .1em; }
.venue dd { margin: 0; }
.venue dd small { display: block; color: var(--ink-soft); font-size: .85em; margin-top: .3rem; }
.venue__photo { border-radius: var(--radius); overflow: hidden; box-shadow: var(--shadow); margin: 0 0 1.6rem; }
.venue__photo img { width: 100%; display: block; }

/* ---- フッター ----------------------------------------------------------- */
.site-footer { background: var(--deep); color: #9fb0cc; padding: 4rem 0 2.4rem; font-size: .86rem; position: relative; overflow: hidden; }
.site-footer::before {
  content: ""; position: absolute; inset: 0 0 auto 0; height: 3px;
  background: linear-gradient(90deg, var(--aqua), var(--cyan) 18%, var(--azure) 36%,
                                     var(--indigo) 54%, var(--violet) 72%, var(--magenta) 88%, var(--aqua));
  background-size: 200% 100%;
  animation: prism-flow 14s linear infinite;
}
.site-footer a { transition: color .2s ease; }
.site-footer a:hover { color: #fff; }
.footer-inner { display: flex; flex-wrap: wrap; gap: 2rem; justify-content: space-between; align-items: flex-start; }
.footer-brand__en {
  font-family: var(--latin); font-size: 1.35rem; font-weight: 300; letter-spacing: .2em;
  background: linear-gradient(90deg, #6fe6ee, #7fc4ff 30%, #b39cff 60%, #f0a8e8 85%, #6fe6ee);
  background-size: 200% 100%;
  -webkit-background-clip: text; background-clip: text; color: transparent;
  animation: prism-flow 14s linear infinite;
}
.footer-nav { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: 1.6rem; letter-spacing: .06em; }
.footer-sns { list-style: none; margin: 1.2rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: 1rem; font-size: .82rem; }
.footer-sns a { color: #a8ecf2; }
.copyright { margin: 2.8rem 0 0; font-size: .74rem; letter-spacing: .08em; opacity: .5; }

/* ---- スクロール表示 ------------------------------------------------------ */
.js .reveal { opacity: 0; transform: translateY(22px); transition: opacity .9s ease, transform .9s cubic-bezier(.16,.84,.44,1); }
.js .reveal.in { opacity: 1; transform: none; }
@media (prefers-reduced-motion: reduce) {
  .js .reveal { opacity: 1; transform: none; transition: none; }
  .btn, .pillar, .gallery figure, .gallery img, .flyer-thumb { transition: none; }
  .sparkles, .sparkles::before, .sparkles::after,
  .brand__en, .footer-brand__en, .bigdate span,
  .site-header::after, .site-footer::before, .page-hero::after { animation: none; }
  .sparkles, .sparkles::before, .sparkles::after { opacity: .6; }
  html { scroll-behavior: auto; }
}

/* ---- 動物の曲目リスト（レイディアント・ズー！） -------------------------- */
.program__body ul.zoo li { padding-left: 0; display: flex; align-items: baseline; gap: .7em; color: var(--ink); }
.program__body ul.zoo li::before { display: none; }
.zoo__mark { flex: 0 0 auto; font-size: 1.02em; letter-spacing: .04em; line-height: 1; }

/* ---- ご予算についてのお知らせ（依頼ページで目立たせる） ------------------ */
.budget-note {
  margin: 0 0 clamp(2.5rem, 6vw, 4rem);
  padding: 1.5rem 1.9rem;
  border-radius: var(--radius);
  background:
    radial-gradient(110% 100% at 0% 0%, color-mix(in srgb, var(--aqua) 12%, transparent), transparent 60%),
    radial-gradient(110% 100% at 100% 100%, color-mix(in srgb, var(--violet) 12%, transparent), transparent 60%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--azure) 22%, var(--line));
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--azure) 55%, transparent);
  font-size: .95rem; color: var(--ink-soft); position: relative; overflow: hidden;
}
.budget-note::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--prism); }
.budget-note strong {
  display: block; font-family: var(--display); font-weight: 600; font-size: 1.06rem;
  color: var(--ink); letter-spacing: .05em; margin-bottom: .5rem;
}

/* ---- メンバー詳細 -------------------------------------------------------- */
.member {
  display: grid; grid-template-columns: 260px 1fr; gap: clamp(1.8rem, 4vw, 3rem);
  align-items: start; padding: clamp(2.2rem, 5vw, 3.2rem) 0;
  border-top: 1px solid var(--line);
}
.member:first-of-type { border-top: 0; padding-top: 0; }
@media (max-width: 720px) { .member { grid-template-columns: 1fr; } }

.member__photo {
  margin: 0; border-radius: var(--radius); overflow: hidden; background: var(--paper-2);
  box-shadow: 0 16px 40px -24px color-mix(in srgb, var(--accent) 70%, transparent);
  position: relative;
}
.member__photo img { width: 100%; aspect-ratio: 3/4; object-fit: cover; display: block; }
.member__photo--empty {
  aspect-ratio: 3/4; display: grid; place-items: center; box-shadow: none;
  border: 1px dashed color-mix(in srgb, var(--accent) 35%, var(--line));
  background: color-mix(in srgb, var(--accent) 4%, #fff);
}
.member__photo--empty span { font-size: .78rem; color: var(--ink-soft); letter-spacing: .1em; }

.member__part {
  font-family: var(--latin); font-size: .7rem; letter-spacing: .28em; text-transform: uppercase;
  color: var(--accent-ink); font-weight: 500; margin: 0 0 .5rem;
}
.member__name {
  font-size: clamp(1.3rem, 3.2vw, 1.7rem); margin: 0 0 .5rem; letter-spacing: .07em;
  display: flex; align-items: baseline; gap: .9em; flex-wrap: wrap;
}
.member__yomi { font-family: var(--sans); font-size: .74rem; font-weight: 400; letter-spacing: .16em; color: var(--ink-soft); }
.member__role { font-size: .88rem; color: var(--ink-soft); margin: 0 0 1.3rem; letter-spacing: .05em; }
.member__bio p { font-size: .93rem; margin-bottom: 1em; }
.member__bio p:last-child { margin-bottom: 0; }

.member__facts { margin: 1.5rem 0 0; display: grid; gap: .8rem; }
.member__facts > div {
  padding: 1rem 1.3rem; border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 5%, #fff);
  border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--line));
}
.member__facts dt {
  font-family: var(--latin); font-size: .66rem; letter-spacing: .24em; text-transform: uppercase;
  color: var(--accent-ink); font-weight: 500; margin-bottom: .4rem;
}
.member__facts dd { margin: 0; font-size: .89rem; color: var(--ink-soft); }

/* オフステージ（音楽以外のプロフィール） */
.member__qa {
  list-style: none; margin: 1.2rem 0 0; padding: 0;
  display: grid; grid-template-columns: repeat(3, 1fr); gap: .8rem;
  grid-auto-flow: row dense;
}
.member__qa-card {
  padding: 1.05rem 1.25rem 1.15rem; border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 6%, #fff);
  border: 1px solid color-mix(in srgb, var(--accent) 16%, var(--line));
  transition: background .25s ease, border-color .25s ease, transform .25s ease;
}
.member__qa-card:hover {
  background: color-mix(in srgb, var(--accent) 12%, #fff);
  border-color: color-mix(in srgb, var(--accent) 34%, transparent);
  transform: translateY(-2px);
}
.member__qa-card--m { grid-column: span 2; }
.member__qa-card--w { grid-column: 1 / -1; }
.member__qa-head { display: flex; align-items: center; gap: .6em; margin: 0 0 .5rem; }
.member__qa-icon {
  flex: 0 0 auto; font-size: 1.02rem; line-height: 1;
  width: 32px; height: 32px; display: grid; place-items: center; border-radius: 50%;
  background: #fff; border: 1px solid color-mix(in srgb, var(--accent) 24%, transparent);
}
.member__qa-q { font-size: .7rem; letter-spacing: .12em; color: var(--ink-soft); }
.member__qa-a {
  margin: 0; font-family: var(--display); font-weight: 600; font-size: .92rem;
  letter-spacing: .04em; line-height: 1.8;
}
@media (max-width: 900px) {
  .member__qa { grid-template-columns: repeat(2, 1fr); }
  .member__qa-card--m { grid-column: span 2; }
}
@media (max-width: 560px) {
  .member__qa { grid-template-columns: 1fr; }
  .member__qa-card--m, .member__qa-card--w { grid-column: auto; }
}

/* プロフィール未着のメンバー */
.member--pending .member__body { opacity: .75; }
.member__pending {
  font-size: .86rem; color: var(--ink-soft); margin: 0;
  padding: 1rem 1.3rem; border-radius: var(--radius-sm);
  border: 1px dashed color-mix(in srgb, var(--accent) 30%, var(--line));
  background: color-mix(in srgb, var(--accent) 3%, #fff);
}

/* メンバー詳細：見出し・メッセージ・リンク */
.member__facts-title {
  font-family: var(--latin); font-size: .68rem; letter-spacing: .28em; text-transform: uppercase;
  color: var(--accent-ink); font-weight: 500; margin: 1.9rem 0 .8rem;
  padding-bottom: .5rem; border-bottom: 1px solid var(--line);
}
.member__message {
  margin: 1.8rem 0 0; padding: 1.3rem 1.6rem; border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--accent) 6%, #fff);
  border-left: 2px solid var(--accent);
  font-family: var(--display); font-weight: 600; font-size: .96rem; letter-spacing: .05em;
}
.member__links { list-style: none; margin: 1.3rem 0 0; padding: 0; display: flex; flex-wrap: wrap; gap: .6rem; }
.member__links a {
  display: inline-block; font-size: .78rem; letter-spacing: .08em;
  padding: .4em 1.1em; border-radius: 999px;
  color: var(--accent-ink); border: 1px solid color-mix(in srgb, var(--accent) 30%, transparent);
  background: color-mix(in srgb, var(--accent) 5%, #fff); transition: background .2s ease;
}
.member__links a:hover { background: color-mix(in srgb, var(--accent) 14%, #fff); }

/* 料金表の下に置く、ご予算についての一文 */
.spec__budget {
  margin: 1.2rem 0 0; padding: .95rem 1.2rem; border-radius: var(--radius-sm);
  font-family: var(--display); font-weight: 600; font-size: .92rem; letter-spacing: .04em;
  line-height: 1.85; color: var(--ink);
  background: color-mix(in srgb, var(--accent) 9%, #fff);
  border: 1px solid color-mix(in srgb, var(--accent) 28%, transparent);
  position: relative; overflow: hidden;
}
.spec__budget::before { content: ""; position: absolute; inset: 0 auto 0 0; width: 3px; background: var(--accent); }

/* メンバーの写真（プロフィール＋オフショット） */
.member__media { display: grid; gap: 1rem; }
.member__photo--private { box-shadow: var(--shadow-sm); }
.member__photo--private img { aspect-ratio: 1/1; }
.member__photo--private figcaption {
  padding: .55rem .8rem .6rem; font-family: var(--latin); font-size: .66rem;
  letter-spacing: .24em; text-transform: uppercase; color: var(--ink-soft); text-align: center;
  background: #fff;
}
@media (max-width: 720px) {
  .member__media { grid-template-columns: 1fr 1fr; align-items: start; }
  .member__photo--private { align-self: start; }
}

/* ---- メールでの連絡先 ---------------------------------------------------- */
.contact-mail {
  margin-top: 1.8rem; padding: 1.6rem 1.9rem; border-radius: var(--radius);
  background: rgba(255,255,255,.05); border: 1px solid rgba(255,255,255,.18);
  text-align: center; position: relative; overflow: hidden;
}
.contact-mail::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 2px; background: var(--prism); }
.contact-mail__label {
  font-family: var(--latin); font-size: .68rem; letter-spacing: .28em; text-transform: uppercase;
  color: #a8ecf2; margin: 0 0 .7rem;
}
.contact-mail__addr { margin: 0; }
.contact-mail__addr a {
  font-family: var(--latin); font-size: clamp(1.05rem, 2.6vw, 1.35rem); letter-spacing: .04em;
  color: #fff; border-bottom: 1px solid rgba(168,236,242,.5); padding-bottom: .12em;
  transition: border-color .2s ease;
}
.contact-mail__addr a:hover { border-bottom-color: #a8ecf2; }
.contact-mail__note { margin: .9rem 0 0; font-size: .82rem; color: rgba(185,198,221,.85); }
.site-footer .footer-sns a[href^="mailto"] { font-family: var(--latin); letter-spacing: .03em; }

/* ---- 音源（配信リンク） -------------------------------------------------- */
.disc {
  padding: clamp(2rem, 5vw, 2.8rem); border-radius: var(--radius); text-align: center;
  background:
    radial-gradient(120% 90% at 0% 0%, color-mix(in srgb, var(--aqua) 12%, transparent), transparent 62%),
    radial-gradient(120% 90% at 100% 100%, color-mix(in srgb, var(--violet) 12%, transparent), transparent 62%),
    var(--card);
  border: 1px solid color-mix(in srgb, var(--accent) 20%, var(--line));
  box-shadow: 0 18px 44px -26px color-mix(in srgb, var(--accent) 60%, transparent);
  position: relative; overflow: hidden;
}
.disc::before { content: ""; position: absolute; inset: 0 0 auto 0; height: 3px; background: var(--prism); }
.disc__label {
  font-family: var(--latin); font-size: .68rem; letter-spacing: .3em; text-transform: uppercase;
  color: var(--accent-ink); margin: 0 0 .9rem;
}
.disc__title { font-size: clamp(1.2rem, 3vw, 1.6rem); margin: 0 0 .6rem; letter-spacing: .06em; }
.disc__meta { font-size: .88rem; color: var(--ink-soft); margin: 0 0 1.6rem; }
.disc__lead { font-size: .88rem; color: var(--ink-soft); margin: 0 0 1.2rem; }
.disc__links { list-style: none; margin: 0; padding: 0; display: flex; flex-wrap: wrap; gap: .7rem; justify-content: center; }
.disc__links a {
  display: inline-block; font-size: .85rem; letter-spacing: .06em; font-weight: 500;
  padding: .7em 1.5em; border-radius: 999px; color: var(--ink);
  background: #fff; border: 1px solid color-mix(in srgb, var(--accent) 28%, var(--line));
  transition: background .2s ease, border-color .2s ease, transform .2s ease;
}
.disc__links a:hover {
  background: color-mix(in srgb, var(--accent) 10%, #fff);
  border-color: color-mix(in srgb, var(--accent) 50%, transparent);
  transform: translateY(-2px);
}