:root{
  --app-w: 960px;
  --spacer-h: 24px;
  --debug-border: 1px dashed #c9c9c9;
  --c-bg: #D9D9D9;
  --c-surface: #ffffff;
  --c-border: #e6e6e6;

  --bs-body-font-size: 1rem;
}

* { box-sizing: border-box; }
html, body { height: 100%; }
body{
  margin: 0;
  font-family: system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, "Noto Sans JP", sans-serif;
  background: var(--c-bg);
  color: #000;
  font-size: var(--bs-body-font-size);
}

.app-container{
  width: min(100%, var(--app-w));
  margin-inline: auto;
  padding: 6px 0;
}

.switch-row{
  display: flex;
  justify-content: flex-end;
}
.switch-block{
  flex: 0 0 100%;
  max-width: 100%;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 10px 14px;
}
@media (min-width: 768px){
  .switch-block{
    flex-basis: 80%;
    max-width: 80%;
  }
}


.simple-tabs{
  border-bottom: 0;
  justify-content: center;
  gap: .25rem;
  margin-bottom: 0;

  --bs-nav-link-color: #7b7b7b;
  --bs-nav-tabs-link-active-color: #000;

  --bs-nav-tabs-border-color: transparent;
  --bs-nav-tabs-link-hover-border-color: transparent;
  --bs-nav-tabs-link-active-bg: transparent;
  --bs-nav-tabs-link-active-border-color: transparent;
}
.simple-tabs .nav-link{
  border: 0 !important;
  background: transparent !important;
  font-weight: 700;
  border-radius: 0;
  text-decoration: none;
  font-size: 20px;
  line-height: 1.2;
  padding: .625rem .9rem;
  min-height: 44px;
  white-space: nowrap;
}
.simple-tabs .nav-link:visited{ color: var(--bs-nav-link-color); }
.simple-tabs .nav-link:focus-visible{
  outline: 2px solid #0d6efd;
  outline-offset: 2px;
}
.simple-tabs .nav-item:hover > .nav-link:not(.active),
.simple-tabs .nav-item:hover > button.nav-link:not(.active){
  color: #0d6efd !important;
}
.simple-tabs .nav-item .nav-link.active{
  color: #000 !important;
}
.simple-tabs .separator{
  display: flex;
  align-items: center;
  color: #bdbdbd;
  pointer-events: none;
  user-select: none;
  padding: .5rem .25rem;
  font-size: inherit;
}

/* ===== Content ===== */
.spacer{ height: var(--spacer-h); }

.content-block{
  width: 100%;
  background: transparent;
  border: 0;
}
.content-header{
  padding: 16px;
  font-size: 20px;
  font-weight: 700;
  border-bottom: 0;
}
.content-body{
  padding: 16px;
  line-height: 1.6;
}
.tab-pane.fade{ transition: opacity .25s ease-in-out; }

/* ===== Lead (リード文) ===== */
.lead-row{
  display: flex;
  justify-content: flex-end;
  margin-bottom: var(--spacer-h);
}
.lead-block{
  flex: 0 0 100%;
  max-width: 100%;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 20px 32px;
  margin-top: 0;
}
@media (min-width: 768px){
  .lead-block{
    flex-basis: 80%;
    max-width: 80%;
  }
}
.lead-text{
  margin: 0;
  line-height: 1.7;
  font-size: 1em;
  color: #333;
}
.lead-text p{
  margin: 0;
  line-height: 1.2;
}
.lead-text p + p{ margin-top: .25rem; }

/* ===== Target (アイコン＋タイトル2行) ===== */
.target-box{
  display: grid;
  grid-template-columns: 20% 1fr;  /* 20%（アイコン）/ 80%（テキスト） */
  column-gap: 32px;
  align-items: stretch;
  position: relative;
}
.target-box::before{
  content:"";
  position:absolute;
  left: 20%;
  top: 0; bottom: 0;
  width: 1px;
  background: var(--c-border);
}
.target-icon{
  grid-column: 1;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 0;
  border-right: 0;
}
.target-icon img{
  width: 70%;
  height: 70%;
  object-fit: contain;
  display: block;
}
@media (min-width: 768px){
  .target-icon img{
    width: 100%;
    height: 100%;
    object-fit: contain;
  }
}
.target-content{
  grid-column: 2 / -1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  gap: 2px;
}

.target-title,
.target-text{
  font-family: "Jaro",
               system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue",
               Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-synthesis-weight: none;
  font-synthesis: none;
}
.target-title{
  margin: 0;
  padding: 0;
  text-align: left;
  font-weight: 600;
  letter-spacing: 0.01em;
  font-size: 24px;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.target-text{
  margin: 0;
  padding: 0;
  text-align: left;
  color: #a8a8a8;
  font-weight: 400;
  letter-spacing: 0.02em;
  font-size: 12px;
  line-height: 1;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
@media (min-width: 768px){
  .target-title{ font-size: 70px !important; }
  .target-text {
    font-size: 32px !important;
    letter-spacing: 0.2em;
    margin: 0 12px;
  }
}

/* ===== Footer ===== */
.site-footer{
  padding: 6px 0;
  margin-top: var(--spacer-h);
}
.footer-top-row,
.footer-bottom-row{
  display: flex;
  justify-content: center;
  margin-bottom: var(--spacer-h);
}
.footer-bottom-row:last-child{ margin-bottom: 0; }

.footer-block{
  flex: 0 0 100%;
  max-width: 100%;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  padding: 20px 32px;
}

/* 上段：SNS 3分割（X / SoundCloud / Mixcloud） */
.sns-grid{
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px 24px;
  align-items: start;
  text-align: center;
}
.sns-item{
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-decoration: none;
  color: #000;
  padding: 8px 0;
}
.sns-item i{
  font-size: 34px;
  line-height: 1;
}
.sns-label{
  font-size: 0.9375rem;
  color: #666;
}
.sns-item:hover .sns-label,
.sns-item:focus .sns-label{
  color: #0d6efd;
  text-decoration: underline;
}
.sns-item:focus-visible{
  outline: 2px solid #0d6efd;
  outline-offset: 2px;
}
@media (min-width: 768px){
  .sns-item i{ font-size: 38px; }
  .sns-label { font-size: 1rem; }
}

/* 下段：メール 3段（中央寄せ） */
.footer-bottom .mail-stack{
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: 8px;
}
.footer-bottom .mail-stack > i{
  font-size: 28px;
  line-height: 1;
}
@media (min-width: 768px){
  .footer-bottom .mail-stack > i{ font-size: 32px; }
}
.footer-bottom .mail-title{
  font-weight: 700;
  font-size: 1rem;
  letter-spacing: .02em;
}
.footer-bottom .mail-address{
  text-decoration: none;
  color: #000;
  font-size: 1rem;
}
.footer-bottom .mail-address:hover,
.footer-bottom .mail-address:focus{
  color: #0d6efd;
  text-decoration: underline;
}
.footer-bottom .mail-address:focus-visible{
  outline: 2px solid #0d6efd;
  outline-offset: 2px;
}

/* ===== Bodyフォントの微増（あなたの元設定を維持） ===== */
@media screen and (min-width: 640px){
  :root{ --bs-body-font-size: 1.0625rem; }
  body{ font-size: 1.0625rem; }
}
@media screen and (min-width: 960px){
  :root{ --bs-body-font-size: 1.125rem; }
  body{ font-size: 1.125rem; }
}









/* Article 共通 */
.article-section{
  position: relative; 
  z-index: 0;
  background: var(--c-surface);
  border: 1px solid var(--c-border);
  border-radius: 2px;
  --pad-x: 24px;
  padding: 28px var(--pad-x);

  margin: 0 auto var(--spacer-h);
  overflow: visible; /*はみ出し許可*/
}

/* 背景文字 */
.bg-word{
  position: absolute;
  top: var(--bg-top, -48px);
  inset-inline: 0;
  transform: none;
  display: block;
  text-align: center;
  white-space: nowrap;
  overflow-x: clip;
  z-index: 0;
  pointer-events: none;
  user-select: none;

  font-family: "Jaro", system-ui, -apple-system, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans JP", sans-serif;
  font-weight: 400;
  font-synthesis-weight: none;
  font-synthesis: none;
  line-height: 1;
  letter-spacing: .02em;
  font-size: var(--bg-size, clamp(140px, 32vw, 420px));
  color: var(--c-bg);
}

.article-section.is-dj{   --bg-top: -70px;  --bg-size: 300px; }
.article-section.is-song{ --bg-top: -264px; --bg-size: 300px; }

.article-section > *:not(.bg-word){
  position: relative;
  z-index: 1;
}



@media (max-width: 400px){
  .bg-word{ display: none; }
  .article-section.is-dj,
  .article-section.is-song{
    --header-offset: 16px;
  }
  .article-group.is-original,
  .article-group.is-bootleg{
    --header-offset: 16px;
  }
  .article-group{
    --body-gap: 12px;
  }
}

.article-group{
  position: relative;
}
.article-group + .article-group{
  margin-top: var(--group-gap, 28px);
}
.article-group .article-body{
  margin-top: var(--body-gap, 12px);
}




/* Original */
.article-group.is-original{
  --group-bg-top: -120px;
  --group-bg-size: 300px;
  --header-offset: 120px;
  --body-gap: 16px;
}

/* Bootleg */
.article-group.is-bootleg{
  --header-offset: 24px;
  --body-gap: 16px;
}



/* 見出し */
.article-header{
  text-align: center;
  margin-top: var(--header-offset, 12px);
  margin-bottom: clamp(24px, 2.6vw, 40px);
}
.article-section.is-dj{
  --header-offset: 80px;
}
.article-section.is-song{
  --header-offset: 120px;
}


.article-title{
  margin: 0;
  font-family: "Jaro", system-ui, -apple-system, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  font-weight: 700;
  font-synthesis-weight: none;
  font-synthesis: none;
  letter-spacing: .01em;
  font-size: clamp(54px, 3.2vw, 82px);
  line-height: 1.05;
}

/* DJ */
.ph-row{
  height: 72px;
  border: 1px dashed var(--c-border);
  border-radius: 6px;
  background: rgba(0,0,0,.02);
  margin: 16px 0;
}

/* Song */
.subhead{
  margin: clamp(28px, 2.2vw, 36px) 0 12px;
  font-weight: 800;
  font-size: clamp(18px, 1.8vw, 28px);
}
.card-grid{
  display: grid;
  grid-template-columns: 1fr;
  gap: 8px;
  margin-top: 0px;
}
@media (min-width: 768px){
  .card-grid{
    grid-template-columns: 1fr;
  }
}
.song-card{
  height: auto;
  border: 1px dashed var(--c-border);
  border-radius: 6px;
  background: rgba(0,0,0,.02);
}

.article-section .bg-word{
  position: absolute;
  top: var(--bg-top, -48px);
  left: 0;
  right: 0; 
  transform: none;
  display: block;
  text-align: center;
  white-space: nowrap;
  overflow-x: clip;
}
@supports not (overflow-x: clip){
  .article-section .bg-word{ overflow: hidden; }
}

.article-section.is-dj .article-header{
  margin-bottom: clamp(80px, 4vw, 72px);
}







/* DJ */
.dj-list{
  list-style: none;
  margin: 0;
  padding: 0;
}
.dj-item{
  margin-bottom: 24px;
  margin-left: 24px;
}
.dj-title{
  margin: 0 0 6px;
  display: flex;
  align-items: center;
  font-family: "Jaro", system-ui, -apple-system, "Segoe UI", Roboto,
               "Helvetica Neue", Arial, "Noto Sans JP", "Hiragino Kaku Gothic ProN", Meiryo, sans-serif;
  gap: 8px;
  font-weight: 700;
}

.dj-title::before{
  content: "・";
  flex: 0 0 auto;
  display: inline-block;
}

.dj-title::after{
  content: "";
  flex: 1 1 auto;
  height: 4px;
  background: var(--c-bg);
  margin-inline-end: calc(var(--pad-x) * -1);
}
.dj-desc{
  margin: 0;
  text-align: right;
  line-height: 1.4;
  color: #333;
}






/* ai */
.article-section.is-ai{
  --bg-top: -70px;
  --bg-size: 300px;
  --header-offset: 96px;
}
.media-list{
  list-style: none;
  margin: 0;
  padding: 0;
}
.media-item + .media-item{
  margin-top: 28px;
}

/* 小見出し */
.media-head{
  margin: 0 0 10px;
  font-weight: 800;
  font-size: clamp(18px, 1.8vw, 26px);
  display: inline-flex;
  align-items: baseline;
  gap: 8px;
}
.media-head::before{
  content: "•";
  font-weight: 900;
  line-height: 1;
  transform: translateY(-0.02em);
}

/* グレー箱 */
.media-gallery{
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  padding: 12px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 12px;
}

/* DJ Live Poster */
.media-gallery.cols-2{
  grid-template-columns: 1fr;
}
@media (min-width: 768px){
  .media-gallery.cols-2{
    grid-template-columns: repeat(2, 1fr);
  }
}

.media-figure{
  margin: 0;
  background: transparent;  
  border: 0;  
  padding: 0;  
}
.media-figure > img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}







/* CG */
.article-section.is-cg{
  --bg-top: -70px;
  --bg-size: 300px;
  --header-offset: 96px;
}

.media-figure.ratio-1x1{
  aspect-ratio: 1 / 1;
}
.media-figure.ratio-16x9{
  aspect-ratio: 16 / 9;   /* 横長GIF用 */
}
.media-figure.ratio-1x1 > img,
.media-figure.ratio-16x9 > img{
  width: 100%;
  height: 100%;
  object-fit: contain;
  display: block;
}

.media-figure:not(.ratio-1x1):not(.ratio-16x9) > img{
  max-height: 600px;
  height: auto;
  object-fit: contain;
}






/* VR */
.article-section.is-vr{
  --bg-top: -70px;
  --bg-size: 300px;
  --header-offset: 96px;
}
.media-figure.lg{
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  padding: 12px;
}

/* 画像は枠の中で */
.media-figure.lg > img{
  display: block;
  width: 100%;
  height: auto;
  object-fit: contain;
}

/* ヒーロー下の説明（ある場合） */
.media-figure.lg .media-cap{
  margin-top: 8px;
  font-size: clamp(14px, 1.4vw, 16px);
  color: #444;
  text-align: center;
}

/* サブ画像群：幅狭は1列、>=768pxで2列 */
.article-section.is-vr .media-gallery{
  grid-template-columns: 1fr;
}
@media (min-width: 768px){
  .article-section.is-vr .media-gallery{
    grid-template-columns: repeat(2, 1fr);
  }
}

.article-section.is-vr .media-item .media-figure.lg{
  margin-bottom: 16px;
}

.media-figure.lg.ratio-16x9{
  aspect-ratio: 16 / 9;
}
.media-figure.lg.ratio-16x9 > img{
  width: 100%;
  height: 100%;
  object-fit: contain;
}


@supports (width: 1cqw) {
  /* サブ画像のグレー */
  .article-section.is-vr .media-gallery{
    container-type: inline-size;
  }
  /* 高さ制限 */
  .article-section.is-vr .media-figure:not(.ratio-16x9):not(.ratio-1x1) > img{
    max-height: 100cqw;
    height: auto;
    object-fit: contain;
  }
}
/* フォールバック */
.article-section.is-vr .media-figure:not(.ratio-16x9):not(.ratio-1x1) > img{
  max-height: 80vh;
}



.article-section.is-ai, .article-section.is-cg, .article-section.is-vr{ --header-offset: 70px; }


@media (max-width: 600px) {
  .article-section .bg-word {
    display: block; 
    font-size: clamp(140px, 15vw, 120px);
  }
  .article-section.is-dj   { --bg-top: -30px;  --bg-size: clamp(120px, 30vw, 220px); }
  .article-section.is-song { --bg-top: -140px; --bg-size: clamp(120px, 28vw, 220px); }
  .article-section.is-ai   { --bg-top: -40px;  --bg-size: clamp(120px, 30vw, 220px); }
  .article-section.is-cg   { --bg-top: -40px;  --bg-size: clamp(120px, 30vw, 220px); }
  .article-section.is-vr   { --bg-top: -40px;  --bg-size: clamp(120px, 30vw, 220px); }
  
  .article-section {
    padding-top: 16px;
  }

  .article-section .article-header {
    margin-bottom: 12px;
  }
  .article-group .article-body {
    margin-top: 8px;
  }
  .article-section.is-dj .dj-item{
    margin-left: 0;
  }
}