:root {
  --bg: #05070c;
  --text: rgba(255, 255, 255, .88);
  --muted: rgba(255, 255, 255, .62);
  --line: rgba(255, 255, 255, .12);
  --brand: #6b5cff;
  --radius: 18px;
}

* {
  box-sizing: border-box;
}

html,
body {
  height: 100%;
}

body {
  margin: 0;
  font-family: system-ui, -apple-system, Segoe UI, Roboto, "Hiragino Gothic ProN", "Noto Sans JP", sans-serif;
  background:
    radial-gradient(1200px 700px at 20% 10%, rgba(107, 92, 255, .14), transparent 60%),
    radial-gradient(900px 600px at 80% 40%, rgba(0, 180, 255, .08), transparent 55%),
    var(--bg);
  color: var(--text);
  line-height: 1.7;
}

a {
  color: inherit;
}

a:hover {
  color: #fff;
}

.container {
  width: min(1120px, 92vw);
  margin-inline: auto;
}

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(0, 0, 0, .55);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 255, 255, .06);
}

.site-header__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 0;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  font-weight: 800;
  letter-spacing: .06em;
}

.brand__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: var(--brand);
  box-shadow: 0 0 24px rgba(107, 92, 255, .85);
}

.site-nav {
  display: flex;
  gap: 16px;
  align-items: center;
}

.site-nav a {
  text-decoration: none;
  padding: 10px 12px;
  border-radius: 12px;
  color: var(--muted);
  border: 1px solid transparent;
}

.site-nav a:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, .12);
  background: rgba(255, 255, 255, .04);
}

.site-nav a.is-active {
  color: #fff;
  border-color: rgba(107, 92, 255, .35);
  background: rgba(107, 92, 255, .12);
}

.logo {
  height: 60px;
  margin-left: 0px;
  object-fit: contain;
}

/* Hero（画像をHTMLで読むので、必ず表示される） */
.hero {
  position: relative;
  min-height: 260px;
  display: flex;
  align-items: flex-end;
  padding: 54px 0 36px;
  overflow: hidden;
  border-bottom: 1px solid rgba(255, 255, 255, 0.109);
}

.hero-bg {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 20%;
  /* 顔を上に寄せる */
  transform: none;
  /* 拡大をやめる */
  z-index: 0;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0, 0, 0, .55), rgba(0, 0, 0, .80));
  z-index: 1;
}

.hero::after {
  display: none;
}

.hero-content {
  position: relative;
  z-index: 3;
}

.hero-title {
  margin: 0 0 8px;
  font-size: 44px;
  letter-spacing: .04em;
}

.hero-sub {
  margin: 0 0 18px;
  color: var(--muted);
  max-width: 56ch;
}

.hero-cta {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 10px 14px;
  border-radius: 14px;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, .14);
  background: rgba(255, 255, 255, .06);
}

.btn:hover {
  background: rgba(255, 255, 255, .10);
}

.btn--primary {
  border-color: rgba(107, 92, 255, .35);
  background: rgba(107, 92, 255, .14);
}

.btn--ghost {
  background: transparent;
}

/* 右カラム */
.recent-more-btn {
  margin-top: 10px;
  background: none;
  border: none;
  color: #007aff;
  cursor: pointer;
  font-size: 14px;
  padding: 0;
}

/* Layout */
.main {
  padding: 26px 0 44px;
}

.layout-2col {
  display: grid;
  grid-template-columns: 1fr 340px;
  gap: 22px;
  align-items: start;
}

.section-title {
  margin: 0 0 14px;
  font-size: 22px;
}

/* ============================ Base Card Style ============================ */
/* Story Behind：2カラム */
.cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  /* ← 指定どおり20px */
}

.card {
  display: block;
  text-decoration: none;
  padding: 16px 18px;
  border-radius: var(--radius);
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, .20);
  box-shadow: 0 10px 30px rgba(0, 0, 0, .25);
}

.card:hover {
  border-color: rgba(107, 92, 255, .35);
  box-shadow: 0 14px 36px rgba(0, 0, 0, .35);
}

.card__meta {
  margin: 0 0 8px;
  color: var(--muted);
  font-size: 13px;
}

.card__title {
  margin: 0;
  font-weight: 800;
  color: #c9c4ff;
}

.card__thumb {
  display: block;
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 8px;
  margin-bottom: 12px;
}

.card__thumb[data-type="album"] {
  aspect-ratio: 1 / 1;
}

/* ============================ MV Grid (4 columns) ============================ */
.video-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 20px;
}

/* 16:9 embed */
.video-embed {
  position: relative;
  padding-top: 56.25%;
}

.video-embed iframe {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  border: 0;
}

/* ============================ Shorts Grid (6 columns) ============================ */
.shorts-embed {
  width: 100%;
  aspect-ratio: 9 / 16;
  background: #000;
  overflow: hidden;
  border-radius: 12px;
}

.shorts-embed iframe {
  width: 100%;
  height: 100%;
  border: 0;
  display: block;
}

.shorts-row {
  display: grid;
  grid-template-columns: repeat(6, 1fr);
  gap: 14px;
}

@media (max-width: 900px) {
  .shorts-row {
    grid-template-columns: repeat(3, 1fr);
  }
}

@media (max-width: 600px) {
  .shorts-row {
    grid-template-columns: 1fr;
  }
}


/* Members ページ専用：上段3列＋下段2列を flex で実現 */
section.members-list .cards {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
}

/* 基本は3列（33.333%） */
section.members-list .cards .card {
  flex: 1 1 calc(33.333% - 10px);
}

/* 4枚目・5枚目だけ2列（50%）にする */
section.members-list .cards .card:nth-child(4),
section.members-list .cards .card:nth-child(5) {
  flex: 1 1 calc(50% - 10px);
}

/* スマホでは1列に戻す */
@media (max-width: 780px) {
  section.members-list .cards .card {
    flex: 1 1 100%;
  }
}

/* Sidebar */
.sidebar .widget {
  border: 1px solid var(--line);
  background: rgba(0, 0, 0, .18);
  border-radius: var(--radius);
  padding: 16px 18px;
  margin-bottom: 14px;
}

.widget-title {
  margin: 0 0 10px;
  font-size: 16px;
}

.post-list {
  margin: 0;
  padding-left: 18px;
  color: var(--muted);
}

.post-list a {
  color: #c9c4ff;
}

.post-list a:hover {
  color: #fff;
}

.recent-meta {
  display: block;
  margin-top: 4px;
  color: var(--muted);
  font-size: 12px;
}

.tag-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.tag {
  display: inline-block;
  padding: 7px 10px;
  border-radius: 999px;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .04);
  text-decoration: none;
  color: #c9c4ff;
  font-size: 13px;
}

/* Footer */
.site-footer {
  padding: 26px 0;
  border-top: 1px solid rgba(255, 255, 255, .06);
  color: var(--muted);
  text-align: center;
}

/* Responsive */
@media (max-width: 980px) {
  .layout-2col {
    grid-template-columns: 1fr;
  }

  .hero-title {
    font-size: 34px;
  }

  .site-nav {
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 8px;
  }
}


/* ===== Top: Latest MV + Latest Shorts ===== */
.home-latest {
  max-width: 1040px;
  margin: 2.5rem auto;
  padding: 0 1rem;
}

.home-latest-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.home-latest-title {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: .08em;
}

.home-latest-links {
  display: flex;
  gap: 12px;
}

.mini-link {
  font-size: .9rem;
  color: #9aa5ce;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, .10);
  padding: 6px 10px;
  border-radius: 999px;
}

.mini-link:hover {
  color: #7aa2f7;
  border-color: rgba(122, 162, 247, .45);
}

.latest-block {
  margin-top: 18px;
}

.latest-label {
  margin: 0 0 10px;
  font-size: .9rem;
  color: #9aa5ce;
  letter-spacing: .12em;
}



/* ===== Top: Latest MV + Latest Shorts ===== */
.home-latest {
  max-width: 1040px;
  margin: 2.5rem auto;
  padding: 0 1rem;
}

.home-latest-head {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 14px;
}

.home-latest-title {
  margin: 0;
  font-size: 1.4rem;
  letter-spacing: .08em;
}

.home-latest-links {
  display: flex;
  gap: 12px;
}

.mini-link {
  font-size: .9rem;
  color: #9aa5ce;
  text-decoration: none;
  border: 1px solid rgba(255, 255, 255, .10);
  padding: 6px 10px;
  border-radius: 999px;
}

.mini-link:hover {
  color: #7aa2f7;
  border-color: rgba(122, 162, 247, .45);
}

.latest-block {
  margin-top: 18px;
}

#latest-feed {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.latest-label {
  margin: 0 0 10px;
  font-size: .9rem;
  color: #9aa5ce;
  letter-spacing: .12em;
}

#latest-feed .card {
  display: grid;
  grid-template-columns: 160px 1fr;
  grid-template-rows: 1fr 1fr;
  padding: 0;
  overflow: hidden;
  margin-bottom: 0;
}

#latest-feed .card__thumb {
  grid-column: 1 / 2;
  grid-row: 1 / 3;
  width: 100%;
  height: 100%;
  min-height: 120px;
  object-fit: cover;
}

#latest-feed .card__meta {
  grid-column: 2 / 3;
  grid-row: 1 / 2;
  align-self: end;
  margin: 16px 20px 4px 20px;
}

#latest-feed .card__title {
  grid-column: 2 / 3;
  grid-row: 2 / 3;
  align-self: start;
  margin: 0 20px 16px 20px;
}

@media (max-width: 768px) {
  #latest-feed .card {
    grid-template-columns: 120px 1fr;
  }
  #latest-feed .card__meta {
    margin: 12px 14px 4px 14px;
  }
  #latest-feed .card__title {
    margin: 0 14px 12px 14px;
    font-size: 14px;
  }
}


/* スライダー*/
.mini-carousel {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 15px;
  margin: 20px 0;
}

.carousel-window {
  width: 1100px;
  /* 320×3 + 30×2 = 1020px → 余裕を持たせて1100 */
  overflow: hidden;
}

.carousel-track {
  display: flex;
  transition: transform 0.4s ease;
}

.item {
  position: relative;
  width: 320px;
  flex: 0 0 auto;
  margin-right: 30px;
}

.item:last-child {
  margin-right: 0;
}

.item img {
  display: block;
  width: 100%;
  height: auto;
  object-fit: cover;
}

/* 黒べた＋テキスト */
/* 黒べた（画像全体にかぶせる） */
.overlay {
  position: absolute;
  top: 0;
  /* ← これが重要 */
  left: 0;
  width: 100%;
  height: 100%;
  /* ← これも重要 */
  background: rgba(0, 0, 0, 0.45);
  pointer-events: none;
}

.text-box {
  position: absolute;
  top: 10px;
  left: 15px;
  right: 15px;
  z-index: 3;
  color: #fff;
}

.title {
  font-size: 16px;
  font-weight: bold;
}

.desc {
  margin-top: 6px;
  font-size: 14px;
  line-height: 1.4;
}

.text-box .title {
  font-size: 14px;
  font-weight: 700;
  margin-top: 10px;
}

.text-box .desc {
  font-size: 12px;
  opacity: 0.9;
}

.nav {
  background: #ccc;
  border: none;
  padding: 10px 14px;
  cursor: pointer;
  font-size: 18px;
  border-radius: 4px;
}

/* ============================
  Gallery
============================ */
.gallery-grid {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.gallery-thumb {
  width: 150px;
  /* ← 指定どおり */
  aspect-ratio: 16 / 9;
  /* ← 16:9 */
  object-fit: cover;
  cursor: pointer;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: #000;
  transition: transform .25s ease, box-shadow .25s ease;
}

.gallery-thumb:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, .4);
}

.gallery-modal {
  position: fixed;
  inset: 0;
  display: none;
  /* ← これ大事 */
  align-items: center;
  justify-content: center;
  background: rgba(0, 0, 0, .85);
  z-index: 100;
  gap: 12px;
}

#gallery-full {
  max-width: 86vw;
  max-height: 90vh;
  object-fit: contain;
  border-radius: 14px;
}

/* prev/next を押しやすく */
.gallery-prev,
.gallery-next {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, .25);
  background: rgba(0, 0, 0, .35);
  color: #fff;
  width: 44px;
  height: 44px;
  border-radius: 999px;
  cursor: pointer;
}

.gallery-prev:hover,
.gallery-next:hover {
  background: rgba(107, 92, 255, .25);
  border-color: rgba(107, 92, 255, .55);
}

/* ============================
  World Board（MV + Gallery 混在）
  150px / 16:9 タイル
============================ */
.world-board {
  display: flex;
  flex-wrap: wrap;
  gap: 16px;
}

.world-board .board-item {
  width: 150px;
  /* 指定どおり */
  aspect-ratio: 16 / 9;
  /* 16:9 */
  object-fit: cover;
  cursor: pointer;
  border-radius: 10px;
  border: 1px solid rgba(255, 255, 255, .14);
  background: #000;
  transition: transform .25s ease, box-shadow .25s ease;
}

.world-board .board-item:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 20px rgba(0, 0, 0, .4);
}

/* ちょいレスポンシブ（スマホは隙間少しだけ） */
@media (max-width: 600px) {
  .world-board {
    gap: 12px;
  }
}

.world-board .board-item[data-type="youtube"] {
  position: relative;
}

.world-board .board-item[data-type="youtube"]::after {
  content: "▶";
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  font-size: 28px;
  color: rgba(255, 255, 255, .9);
  text-shadow: 0 8px 24px rgba(0, 0, 0, .8);
  background: linear-gradient(0deg, rgba(0, 0, 0, .35), rgba(0, 0, 0, .12));
}

/* ============================
   YouTube CTA（World Board / Modal）
============================ */
.yt-cta {
  position: absolute;
  bottom: 18px;
  right: 18px;
  display: inline-flex;
  align-items: center;
  gap: 8px;

  padding: 10px 14px;
  border-radius: 999px;

  font-size: 13px;
  letter-spacing: .06em;
  text-decoration: none;

  color: #fff;
  background: rgba(0, 0, 0, .45);
  border: 1px solid rgba(255, 255, 255, .25);
  backdrop-filter: blur(6px);

  transition: all .25s ease;
}

.yt-cta::before {
  content: "▶";
  font-size: 12px;
  opacity: .9;
}

.yt-cta:hover {
  background: rgba(107, 92, 255, .25);
  border-color: rgba(107, 92, 255, .55);
  box-shadow: 0 8px 24px rgba(0, 0, 0, .45);
}

/* モーダル内で位置を安定させる */
.gallery-modal {
  position: fixed;
}

/* ===== Media Tabs ===== */
.media-tabbar {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin: 10px 0 18px;
}

.media-tab {
  appearance: none;
  border: 1px solid rgba(255, 255, 255, .16);
  background: rgba(255, 255, 255, .05);
  color: rgba(255, 255, 255, .70);
  padding: 8px 12px;
  border-radius: 999px;
  cursor: pointer;
  font-size: 13px;
}

.media-tab:hover {
  color: #fff;
  border-color: rgba(255, 255, 255, .22);
  background: rgba(255, 255, 255, .08);
}

.media-tab.is-active {
  color: #fff;
  border-color: rgba(107, 92, 255, .45);
  background: rgba(107, 92, 255, .16);
}

.media-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
}

@media (max-width: 900px) {
  .media-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 600px) {
  .media-grid {
    grid-template-columns: 1fr;
  }
}

/* === About Page Styles === */
:root {
  --accent-glow: rgba(107, 92, 255, 0.6);
  --section-gap: 120px;
}

/* Animation Utilities */
.fade-in-up {
  opacity: 0;
  transform: translateY(20px);
  animation: fadeInUp 0.8s ease-out forwards;
}

.delay-1 {
  animation-delay: 0.2s;
}

.delay-2 {
  animation-delay: 0.4s;
}

.delay-3 {
  animation-delay: 0.6s;
}

@keyframes fadeInUp {
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

/* Hero Override */
.hero-about {
  min-height: 80vh;
  /* More immersive */
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  border-bottom: none;
}

.hero-about::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.4);
  /* Slight darkening */
  z-index: 1;
}

.hero-about .container {
  position: relative;
  z-index: 2;
}

.hero-title-en {
  font-size: clamp(3rem, 8vw, 6rem);
  font-weight: 200;
  letter-spacing: 0.2em;
  line-height: 1;
  margin-bottom: 2rem;
  text-transform: uppercase;
  background: linear-gradient(to bottom, #fff, rgba(255, 255, 255, 0.5));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.hero-copy-jp {
  font-size: clamp(1rem, 2vw, 1.2rem);
  letter-spacing: 0.15em;
  color: var(--text);
  font-weight: 300;
  opacity: 0.9;
}

/* Section Common */
.section-about {
  margin-bottom: var(--section-gap);
  position: relative;
}

.section-head {
  font-size: 3rem;
  font-weight: 100;
  letter-spacing: 0.1em;
  color: rgba(255, 255, 255, 0.08);
  /* Watermark style */
  position: absolute;
  top: -1.5rem;
  left: 0;
  line-height: 1;
  z-index: 0;
  pointer-events: none;
}

.section-title-visible {
  font-size: 1.5rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  margin-bottom: 2rem;
  position: relative;
  display: inline-block;
  z-index: 1;
}

.section-title-visible::after {
  content: "";
  display: block;
  width: 40px;
  height: 1px;
  background: var(--brand);
  margin-top: 10px;
}

/* Concept */
.concept-text {
  font-size: 1.1rem;
  line-height: 2.2;
  color: rgba(255, 255, 255, 0.85);
  max-width: 720px;
  margin-left: auto;
  /* Right align effectively for flow */
  margin-right: 0;
  text-align: justify;
}

/* Profile List */
.profile-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 2rem;
  border: 1px solid var(--line);
  background: rgba(255, 255, 255, 0.02);
  padding: 3rem;
  border-radius: var(--radius);
  backdrop-filter: blur(5px);
}

.profile-item {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.profile-label {
  font-size: 0.8rem;
  color: var(--muted);
  letter-spacing: 0.1em;
  text-transform: uppercase;
}

.profile-value {
  font-size: 1.1rem;
  font-weight: 500;
}

.profile-feature {
  grid-column: 1 / -1;
  margin-top: 1rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--line);
  font-style: italic;
  color: var(--brand);
}

/* Story */
.story-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 3rem;
}

.story-col h3 {
  font-size: 1.2rem;
  margin-bottom: 1.2rem;
  color: #fff;
}

.story-col p {
  font-size: 0.95rem;
  line-height: 1.9;
  color: var(--muted);
  text-align: justify;
}

/* Sound Keywords */
.keyword-cloud {
  display: flex;
  flex-wrap: wrap;
  gap: 1.5rem;
  justify-content: center;
}

.keyword-tag {
  padding: 1rem 1.5rem;
  border: 1px solid var(--line);
  border-radius: 50px;
  background: rgba(0, 0, 0, 0.3);
  transition: all 0.3s ease;
  text-align: center;
}

.keyword-tag:hover {
  border-color: var(--brand);
  background: rgba(107, 92, 255, 0.1);
  transform: translateY(-3px);
}

.keyword-main {
  display: block;
  font-size: 1.1rem;
  font-weight: 600;
  color: #fff;
  margin-bottom: 0.3rem;
}

.keyword-sub {
  display: block;
  font-size: 0.8rem;
  color: var(--muted);
}

/* Listen / Watch */
.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
}

.work-card {
  background: rgba(255, 255, 255, 0.03);
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid transparent;
  transition: all 0.3s ease;
}

.work-card:hover {
  border-color: var(--line);
  transform: translateY(-5px);
}

.work-thumb {
  width: 100%;
  aspect-ratio: 16/9;
  background: #111;
  object-fit: cover;
}

.work-info {
  padding: 1.5rem;
}

.work-title {
  font-size: 1.1rem;
  font-weight: bold;
  margin-bottom: 0.5rem;
}

.work-desc {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 1rem;
}

/* Credits */
.credits-table {
  width: 100%;
  border-collapse: collapse;
  font-size: 0.95rem;
}

.credits-table th,
.credits-table td {
  padding: 1rem;
  border-bottom: 1px solid var(--line);
  text-align: left;
}

.credits-table th {
  color: var(--muted);
  font-weight: normal;
  width: 30%;
}

/* FAQ */
.faq-item {
  border-bottom: 1px solid var(--line);
}

.faq-question {
  width: 100%;
  text-align: left;
  padding: 1.5rem 0;
  background: none;
  border: none;
  color: #fff;
  font-size: 1.1rem;
  cursor: pointer;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.faq-question::after {
  content: "+";
  font-size: 1.5rem;
  color: var(--muted);
  transition: transform 0.3s;
}

/* Simple JS toggle logic assumed, or CSS hover for now if no JS */
.faq-item[open] .faq-question::after {
  transform: rotate(45deg);
}

.faq-answer {
  padding-bottom: 1.5rem;
  color: var(--muted);
  line-height: 1.8;
  display: none;
  /* Controlled by details/summary or JS */
}

/* Using details/summary for Accordion */
details.faq-item>summary {
  list-style: none;
}

details.faq-item>summary::-webkit-details-marker {
  display: none;
}

/* CTA */
.cta-box {
  text-align: center;
  padding: 4rem 1rem;
  background: linear-gradient(rgba(107, 92, 255, 0.05), transparent);
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.cta-text {
  font-size: 1.2rem;
  margin-bottom: 2rem;
}

/* Responsive Adjustments */
@media (max-width: 768px) {
  .hero-title-en {
    font-size: 2.5rem;
  }

  .section-head {
    font-size: 2rem;
    top: -1rem;
  }

  .profile-grid {
    padding: 1.5rem;
  }

  .concept-text {
    text-align: left;
  }
}

/* === Contact Page Styles === */
.container--narrow {
  max-width: 600px;
}

.contact-header {
  text-align: center;
  margin-bottom: 4rem;
  margin-top: 2rem;
}

.contact-title {
  font-size: 2rem;
  letter-spacing: 0.15em;
  font-weight: 300;
  margin-bottom: 1.5rem;
}

.contact-sub {
  color: var(--muted);
  line-height: 1.8;
  font-size: 0.95rem;
}

.contact-form {
  background: rgba(255, 255, 255, 0.02);
  padding: 3rem;
  border-radius: var(--radius);
  border: 1px solid var(--line);
}

.contact-group {
  margin-bottom: 2rem;
}

.contact-label {
  display: block;
  margin-bottom: 0.8rem;
  font-size: 0.9rem;
  letter-spacing: 0.05em;
  color: #fff;
}

.contact-req {
  color: var(--brand);
  margin-left: 4px;
  font-size: 0.8em;
  vertical-align: super;
}

.contact-opt {
  color: var(--muted);
  font-size: 0.8em;
  margin-left: 6px;
  font-weight: normal;
}

.contact-input,
.contact-textarea {
  width: 100%;
  background: transparent;
  border: 1px solid var(--line);
  color: #fff;
  padding: 12px 15px;
  border-radius: 6px;
  font-size: 1rem;
  font-family: inherit;
  transition: all 0.3s ease;
}

.contact-input:focus,
.contact-textarea:focus {
  outline: none;
  border-color: var(--brand);
  background: rgba(107, 92, 255, 0.05);
}

.contact-actions {
  text-align: center;
  margin-top: 3rem;
}

.contact-btn {
  background: rgba(255, 255, 255, 0.08);
  color: #fff;
  border: 1px solid var(--line);
  padding: 14px 40px;
  font-size: 1rem;
  border-radius: 999px;
  cursor: pointer;
  letter-spacing: 0.1em;
  transition: all 0.3s ease;
}

.contact-btn:hover {
  background: var(--brand);
  border-color: var(--brand);
  box-shadow: 0 0 20px rgba(107, 92, 255, 0.4);
}

@media (max-width: 600px) {
  .contact-form {
    padding: 1.5rem;
    border: none;
    background: transparent;
  }
}

/* ===== Gallery Modal 強制上書き ===== */
#gallery-modal {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,.9);
  display: none;
  align-items: center;
  justify-content: center;
  z-index: 9999;
}

#gallery-modal img,
#gallery-modal video {
  max-width: 90vw;
  max-height: 90vh;
  width: auto;
  height: auto;
  aspect-ratio: auto;
  object-fit: contain;
}

/* ============================
   CMS 動的生成 記事本文内 (.post-content)
============================ */
.post-content h1, 
.post-content h2, 
.post-content h3 {
  color: #fff;
  margin-top: 2.5em;
  margin-bottom: 1em;
  font-weight: 800;
  line-height: 1.4;
}

.post-content h1 {
  font-size: 26px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.1);
  padding-bottom: 8px;
  margin-top: 1em;
}

.post-content h2 {
  font-size: 22px;
  color: #c9c4ff;
}

.post-content h3 {
  font-size: 18px;
  color: #9aa5ce;
}

.post-content p {
  margin-bottom: 1.5em;
  color: rgba(255, 255, 255, 0.88);
}

.post-content img {
  display: block;
  width: 70%;
  max-width: 800px;
  margin: 2.5em auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  border-radius: 12px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

@media (max-width: 768px) {
  .post-content img {
    width: 100%;
  }
}

/* ============================
   Album Zig-Zag Showcase (index.html)
============================ */
.album-row {
  display: flex;
  align-items: center;
  gap: 60px;
  margin-bottom: 100px;
}

.album-row:nth-child(even) {
  flex-direction: row-reverse;
}

.album-row__img-wrap {
  flex: 1;
  max-width: 50%;
  position: relative;
  border-radius: 20px;
  overflow: hidden;
  box-shadow: 0 20px 50px rgba(0,0,0,0.4);
  aspect-ratio: 1 / 1;
}

.album-row__img-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease;
}

.album-row__img-wrap:hover img {
  transform: scale(1.05); /* Slow premium scale */
}

/* Play button overlay */
.album-row__play {
  position: absolute;
  inset: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(0,0,0,0.15);
  text-decoration: none;
}

.album-row__play::after {
  content: "▶";
  font-size: 54px;
  color: rgba(255, 255, 255, 0.95);
  text-shadow: 0 8px 30px rgba(0,0,0,0.8);
  transition: transform 0.3s ease;
}

.album-row__img-wrap:hover .album-row__play::after {
  transform: scale(1.15);
}

.album-row__content {
  flex: 1;
  padding: 0 20px;
}

.album-row__title {
  font-size: 34px;
  font-weight: 800;
  margin-bottom: 20px;
  line-height: 1.4;
  color: #fff;
}

.album-row__desc {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 30px;
}

/* スマホ用（縦積み） */
@media (max-width: 768px) {
  .album-row, .album-row:nth-child(even) {
    flex-direction: column;
    gap: 30px;
    margin-bottom: 80px;
  }
  .album-row__img-wrap {
    max-width: 90%;
    width: 90%;
  }
  .album-row__content {
    padding: 0;
    text-align: center;
  }
  .album-row__title {
    font-size: 26px;
    margin-bottom: 14px;
  }
}

/* ============================
   CMS 動的ブロック配列用スタイル
============================ */
.post-content .content1 { font-size: 1.1em; line-height: 1.8; margin-bottom: 20px; }
.post-content .content2 { font-size: 0.9em; color: #888; }

/* 画像アスペクト比用汎用クラス */
.post-content .img-16-9 { width: 100%; max-width: 100%; aspect-ratio: 16/9; object-fit: cover; margin: 0; display: block; border-radius: 4px; box-shadow: none; }
.post-content .img-3-4  { width: 100%; max-width: 100%; aspect-ratio: 3/4;  object-fit: cover; margin: 0; display: block; border-radius: 4px; box-shadow: none; }
.post-content .img-1-1  { width: 100%; max-width: 100%; aspect-ratio: 1/1;  object-fit: cover; margin: 0; display: block; border-radius: 4px; box-shadow: none; }

/* 汎用・event-bluenote構築用 */
.post-content .scout-date { color: #888; font-size: 0.9em; border-bottom: 1px solid #333; padding-bottom: 10px; margin-top: 0; }
.post-content .scout-title { margin-top: 20px; color: #fff; }
.post-content .audio-player-box { margin: 20px 0; padding: 15px; background: rgba(0,0,0,0.1); border-radius: 8px; }
.post-content .audio-title { margin-bottom: 10px; font-weight: bold; }
.post-content .audio-elem { width: 100%; margin-bottom: 15px; }
.post-content .scout-hr { border: 0; border-top: 1px solid #555; margin: 30px 0; }
.post-content .flex-row { display: flex; gap: 15px; margin: 20px 0; }
.post-content .flex-1 { flex: 1; display: flex; flex-direction: column; }
.post-content .scout-end { text-align: right; font-weight: bold; display: block; }

/* ============================
   About Page (B+C Layout: Sticky & Glassmorphism)
============================ */
.about-main {
  position: relative;
  overflow: clip; /* hide ambient glow overflow */
}

/* 1. Background Ambient Glow & Film Grain */
.ambient-bg {
  position: absolute;
  top: 0; left: 0; width: 100%; height: 100%;
  z-index: -1;
  overflow: hidden;
  pointer-events: none;
}
.ambient-glow {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  opacity: 0.25;
  animation: floatAmbient 15s infinite alternate ease-in-out;
}
.glow-1 {
  top: 10%; left: -10%; width: 50vw; height: 50vw;
  background: rgba(120, 100, 255, 0.4);
}
.glow-2 {
  top: 50%; right: -20%; width: 70vw; height: 70vw;
  background: rgba(80, 50, 200, 0.3);
  animation-delay: -5s;
}
.glow-3 {
  bottom: 5%; left: 20%; width: 60vw; height: 60vw;
  background: rgba(50, 180, 255, 0.2);
  animation-delay: -10s;
}
@keyframes floatAmbient {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(10%, 10%) scale(1.1); }
}
.film-grain {
  position: absolute; top: 0; left: 0; right: 0; bottom: 0;
  background-image: url('data:image/svg+xml,%3Csvg viewBox="0 0 200 200" xmlns="http://www.w3.org/2000/svg"%3E%3Cfilter id="noiseFilter"%3E%3CfeTurbulence type="fractalNoise" baseFrequency="0.65" numOctaves="3" stitchTiles="stitch"/%3E%3C/filter%3E%3Crect width="100%25" height="100%25" filter="url(%23noiseFilter)"/%3E%3C/svg%3E');
  opacity: 0.05;
  mix-blend-mode: overlay;
}

/* 2. Glassmorphism Card Style */
.glass-card {
  background: rgba(25, 25, 35, 0.4);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.06);
  border-radius: 16px;
  padding: 30px;
  box-shadow: 0 15px 35px rgba(0,0,0,0.2);
  transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), background 0.4s ease;
}
.glass-card:hover {
  background: rgba(35, 35, 45, 0.5);
  transform: translateY(-4px);
  border: 1px solid rgba(255, 255, 255, 0.1);
}
.story-col.glass-card { padding: 30px; }
.work-card.glass-card { padding: 0; overflow: hidden; background: rgba(25, 25, 35, 0.6); border: 1px solid rgba(255, 255, 255, 0.06); }
.work-info { padding: 20px; }
.keyword-tag.glass-card { padding: 15px 25px; margin: 0; }

/* 3. Sticky Scroll Layout (B) */
.sticky-section {
  display: flex;
  gap: 60px;
  align-items: flex-start;
  margin-bottom: 120px;
}
.sticky-sidebar {
  flex: 0 0 calc(35% - 30px);
  position: sticky;
  top: 140px;
  height: max-content;
}
.sticky-sidebar .section-head {
  position: absolute;
  top: -80px; left: -30px;
  font-size: 110px;
  font-weight: 900;
  color: rgba(255, 255, 255, 0.02);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  z-index: -1;
  pointer-events: none;
  white-space: nowrap;
}
.sticky-sidebar .section-title-visible {
  font-size: 32px; margin: 0; color: #fff; font-weight: 500; letter-spacing: 0.1em;
}
.sticky-sidebar::after {
  content: ''; display: block; width: 40px; height: 2px;
  background: rgba(140, 160, 240, 0.8);
  margin-top: 20px;
}
.sticky-content {
  flex: 1;
}

/* Adjustments for grid inside sticky */
.sticky-content .profile-grid { display: flex; flex-direction: column; gap: 20px; }
.sticky-content .profile-item { display: flex; align-items: flex-start; }
.sticky-content .story-grid { display: flex; flex-direction: column; gap: 30px; }
.sticky-content .keyword-cloud { display: flex; flex-wrap: wrap; gap: 15px; justify-content: flex-start; }
.sticky-content .works-grid { display: grid; grid-template-columns: 1fr; gap: 30px; }
.work-thumb { width: 100%; aspect-ratio: 16/9; object-fit: cover; }

@media (max-width: 900px) {
  .sticky-section { flex-direction: column; gap: 30px; margin-bottom: 80px; }
  .sticky-sidebar { position: relative; top: 0; flex: none; width: 100%; }
  .sticky-sidebar .section-head { font-size: 60px; top: -40px; left: -10px; }
}

.concept-text.glass-card {
  background: linear-gradient(rgba(0, 0, 0, 0.8), rgba(0, 0, 0, 0.8)), url('../img/about/concept.png') center/cover no-repeat !important;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: none;
}

/* ============================
   Member Latest Posts (Custom Layout)
============================ */
.member-latest-container {
  display: block;
}

.member-latest-main-list {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.member-latest-main {
  display: flex;
  flex-direction: row;
  align-items: flex-start;
  gap: 24px;
  text-decoration: none;
  background: transparent;
  border: none;
  border-bottom: 1px dotted rgba(255, 255, 255, 0.2);
  padding-bottom: 32px;
  transition: transform .25s, opacity .25s;
}

.member-latest-main:last-of-type {
  border-bottom: none;
  padding-bottom: 0;
}

.member-latest-main:hover {
  transform: translateY(-2px);
  opacity: 0.9;
}

.member-latest-main-left {
  width: 35%;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.member-latest-main-thumb-wrap {
  width: 100%;
  border-radius: 8px;
  overflow: hidden;
}

.member-latest-main-thumb {
  width: 100%;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
}

.member-latest-main-content {
  flex: 1;
  padding: 0;
  display: flex;
  flex-direction: column;
  justify-content: flex-start;
}

.member-latest-meta {
  color: var(--muted);
  font-size: 13px;
  margin-bottom: 10px;
  letter-spacing: 0.08em;
}

.member-latest-title {
  font-size: 20px;
  font-weight: 800;
  margin: 0 0 12px;
  color: #fff;
  line-height: 1.3;
}

.member-latest-desc {
  font-size: 14px;
  color: var(--muted);
  line-height: 1.7;
}

.member-latest-more-btn {
  margin-top: 16px;
  width: 100%;
  max-width: 200px;
  align-self: center;
}