/* ===================================================
   深鈴/ミスズ Official Website - スタイルシート
   テーマ: 壁紙テクスチャ × モダンセリフ（fumino風）
=================================================== */

/* ローカルフォント: ひとりゴシック（fonts/フォルダに配置） */
@font-face {
  font-family: 'HitoriGothic';
  src: url('fonts/ひとりゴシック.ttf') format('truetype');
  font-weight: normal;
  font-style: normal;
  font-display: swap;
}

/* サーバーフォント: Noto Serif JP / Noto Sans JP（フォールバック） */
@import url('https://fonts.googleapis.com/css2?family=Noto+Sans+JP:wght@300;400;500;700&family=Noto+Serif+JP:wght@300;400;500;700&display=swap');

/* -----------------------------------------------
   CSS変数
----------------------------------------------- */
:root {
  /* 背景色 */
  --color-bg: #f2f0ec;
  --color-bg-2: #eae8e3;
  --color-bg-3: #ffffff;
  --color-bg-card: rgba(255, 255, 255, 0.65);
  --color-bg-card-hover: rgba(255, 255, 255, 0.85);

  /* テキスト */
  --color-text: #1a1a1a;
  --color-text-muted: #666666;
  --color-text-dim: #999999;
  --color-heading: #111111;

  /* アクセント */
  --color-accent: #333333;
  --color-accent-hover: #000000;
  --color-border: #d5d2cc;
  --color-border-light: #c8c5be;

  /* カテゴリラベルカラー */
  --color-label-music: #9c7c3c;
  --color-label-live: #c0392b;
  --color-label-streaming: #3a7ab5;
  --color-label-info: #5a8a3a;

  /* フォント */
  --font-en: 'HitoriGothic', 'Noto Serif JP', 'Georgia', serif;
  --font-jp: 'HitoriGothic', 'Noto Serif JP', sans-serif;
  --font-jp-sans: 'HitoriGothic', 'Noto Sans JP', 'Yu Gothic', 'YuGothic', sans-serif;

  /* シェイプ */
  --radius: 0px;
  --radius-sm: 0px;

  /* シャドウ */
  --shadow: 0 2px 20px rgba(0, 0, 0, 0.06);
  --shadow-sm: 0 1px 10px rgba(0, 0, 0, 0.04);

  --transition: 0.3s ease;
}

/* -----------------------------------------------
   リセット & ベース
----------------------------------------------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  /* 背景画像 ※変更するにはimages/フォルダ内の画像ファイル名を書き換えてください */
  background-color: var(--color-bg);
  background-image: url('images/p0040_l.jpg');
  background-attachment: fixed;
  /* スクロールしても背景は固定 */
  background-size: cover;
  background-position: center center;
  background-repeat: no-repeat;
  color: var(--color-text);
  font-family: var(--font-jp-sans);
  line-height: 1.8;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition), opacity var(--transition);
}

a:hover {
  opacity: 0.7;
}

img {
  max-width: 100%;
  display: block;
}

/* -----------------------------------------------
   ナビゲーション
----------------------------------------------- */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  /* ナビ背景画像（変更するには images/nav_bg.jpg を差し替えてください） */
  background-image: url('images/nav_bg.jpg');
  background-size: cover;
  background-position: center top;
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-border);
  transition: background var(--transition), box-shadow var(--transition);
}

.header.scrolled {
  background-image: url('images/nav_bg.jpg');
  background-size: cover;
  background-position: center top;
  box-shadow: 0 1px 20px rgba(0, 0, 0, 0.08);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 2rem;
  height: 76px;
  /* ロゴを大きくしたので少し高めに */
}

.nav-logo {
  display: flex;
  align-items: center;
}

.logo-text {
  display: none;
  /* ロゴ画像を使うためテキストは非表示 */
}

/* ナビロゴ画像 & テキスト */
.nav-logo-link {
  display: flex;
  align-items: center;
  gap: 1.2rem;
  transition: opacity var(--transition);
}

.nav-logo-img {
  height: 40px;
  /* 文字が入るので少し小さめに調整 */
  width: auto;
  display: block;
  object-fit: contain;
  filter: drop-shadow(0 1px 2px rgba(0, 0, 0, 0.08));
}

.nav-logo-text {
  font-family: var(--font-en);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-heading);
  letter-spacing: 0.05em;
  white-space: nowrap;
}

.nav-logo-link:hover {
  opacity: 0.75;
}

.nav-links {
  list-style: none;
  display: flex;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  letter-spacing: 0.15em;
  text-transform: uppercase;
  transition: color var(--transition);
  position: relative;
}

.nav-links a::after {
  content: '';
  position: absolute;
  left: 0;
  bottom: -4px;
  width: 0;
  height: 1px;
  background: var(--color-heading);
  transition: width var(--transition);
}

.nav-links a:hover {
  color: var(--color-heading);
  opacity: 1;
}

.nav-links a:hover::after {
  width: 100%;
}

/* ハンバーガーメニュー */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 1001;
}

.hamburger span {
  display: block;
  width: 22px;
  height: 1px;
  background: var(--color-heading);
  transition: var(--transition);
}

/* -----------------------------------------------
   コンテナ
----------------------------------------------- */
.container {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 2rem;
}

/* -----------------------------------------------
   セクション共通
----------------------------------------------- */
.section {
  padding: 7rem 0;
  position: relative;
}

.section+.section {
  border-top: 1px solid var(--color-border);
}

.section-title {
  font-family: var(--font-en);
  font-size: 0.9rem;
  font-weight: 500;
  text-align: left;
  margin-bottom: 3rem;
  color: var(--color-heading);
  letter-spacing: 0.25em;
  text-transform: uppercase;
  position: relative;
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.section-title::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--color-border);
}

.title-icon {
  display: none;
}

.section-sub {
  color: var(--color-text-muted);
  font-size: 0.85rem;
  margin-bottom: 3rem;
  margin-top: -2rem;
  font-family: var(--font-jp-sans);
  font-weight: 300;
  letter-spacing: 0.05em;
}

.subsection-title {
  font-family: var(--font-en);
  font-size: 0.8rem;
  font-weight: 500;
  color: var(--color-text-muted);
  margin-bottom: 1.5rem;
  margin-top: 4rem;
  letter-spacing: 0.15em;
  text-transform: uppercase;
  padding-bottom: 0.8rem;
  border-bottom: 1px solid var(--color-border);
}

/* -----------------------------------------------
   ヒーローセクション
----------------------------------------------- */
.hero {
  min-height: 100vh;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.hero-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center top;
  display: block;
}

/* ダークグラデーションオーバーレイ */
.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(to bottom,
      rgba(0, 0, 0, 0.05) 0%,
      rgba(0, 0, 0, 0.0) 30%,
      rgba(0, 0, 0, 0.45) 70%,
      rgba(0, 0, 0, 0.75) 100%);
}

/* ヒーローテキスト */
.hero-content {
  position: relative;
  z-index: 2;
  padding: 0 3rem 5rem;
  max-width: 1200px;
  width: 100%;
  margin: 0 auto;
  animation: fadeInUp 1.2s ease;
}

.hero-name {
  font-family: var(--font-en);
  font-size: 5rem;
  font-weight: 300;
  color: #ffffff;
  letter-spacing: 0.1em;
  line-height: 1.1;
  margin-bottom: 0.5rem;
}

.hero-sub {
  font-family: var(--font-en);
  font-size: 0.8rem;
  letter-spacing: 0.25em;
  color: rgba(255, 255, 255, 0.6);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
  font-weight: 400;
}

.hero-catch {
  font-family: var(--font-jp);
  font-size: 0.9rem;
  color: rgba(255, 255, 255, 0.55);
  margin-bottom: 2.5rem;
  font-weight: 300;
  letter-spacing: 0.1em;
}

/* SNSボタン */
.hero-sns {
  display: flex;
  flex-wrap: wrap;
  gap: 0.8rem;
  animation: fadeInUp 1.4s ease;
}

.sns-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.5rem 1.3rem;
  border: 1px solid rgba(255, 255, 255, 0.25);
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  transition: all var(--transition);
  color: rgba(255, 255, 255, 0.8);
  background: rgba(255, 255, 255, 0.05);
  backdrop-filter: blur(4px);
}

.sns-btn:hover {
  background: rgba(255, 255, 255, 0.18);
  border-color: rgba(255, 255, 255, 0.45);
  color: #fff;
  transform: translateY(-1px);
  opacity: 1;
}

.sns-btn svg,
.sns-icon-img {
  width: 14px;
  height: 14px;
  flex-shrink: 0;
}

.sns-icon-img {
  border-radius: 50%;
  object-fit: cover;
}

.sns-youtube,
.sns-twitcast,
.sns-twitter {
  background: rgba(255, 255, 255, 0.05);
  color: rgba(255, 255, 255, 0.8);
}

/* スクロールインジケーター */
.hero-scroll {
  position: absolute;
  bottom: 2rem;
  right: 3rem;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.5rem;
  color: rgba(255, 255, 255, 0.4);
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  font-family: var(--font-en);
  text-transform: uppercase;
}

.scroll-arrow {
  width: 1px;
  height: 40px;
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.5), transparent);
  animation: scrollDown 2s ease-in-out infinite;
}

@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(30px);
  }

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

@keyframes scrollDown {

  0%,
  100% {
    transform: scaleY(0.5);
    opacity: 0.3;
  }

  50% {
    transform: scaleY(1);
    opacity: 1;
  }
}

/* -----------------------------------------------
   MUSICセクション
----------------------------------------------- */
.music-section {
  background: transparent;
}

/* YouTube動画エリア */
.crt-tv {
  max-width: 800px;
  margin: 0 auto 2rem;
  background: #000;
  padding: 0;
  position: relative;
  overflow: hidden;
}

.crt-brand {
  display: none;
}

.crt-screen-wrap {
  background: none;
  padding: 0;
  box-shadow: none;
}

.crt-screen {
  position: relative;
  overflow: hidden;
  box-shadow: none;
}

.crt-screen .youtube-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}

.crt-screen .youtube-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  border: none;
  filter: none;
  opacity: 0;
  transition: opacity 1s ease;
}

.crt-screen .youtube-wrap iframe.loaded {
  opacity: 1;
}

/* CRT装飾要素を非表示 */
.crt-scanlines,
.crt-glow,
.crt-controls,
.crt-speaker,
.crt-dials,
.crt-dial,
.crt-dial-mark,
.crt-channel {
  display: none;
}

/* 動画タイトル */
.mv-title-text {
  text-align: left;
  padding: 1rem 0;
  font-size: 0.85rem;
  color: var(--color-text-muted);
  font-family: var(--font-jp-sans);
  font-weight: 300;
  background: none;
  width: auto;
  margin: 0;
  max-width: 800px;
  margin-left: auto;
  margin-right: auto;
  letter-spacing: 0.03em;
}

/* -----------------------------------------------
   WORKSセクション
----------------------------------------------- */
.works-section {
  background: transparent;
}

.works-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 2rem;
  margin-bottom: 3rem;
}

.works-card {
  background: transparent;
  /* 画像に合わせて背景なしへ */
  border: none;
  overflow: visible;
  /* スタックレイヤーを表示するため */
  transition: all var(--transition);
  display: flex;
  flex-direction: column;
}

.works-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
  background: var(--color-bg-card-hover);
  border-color: var(--color-border-light);
}

.works-thumb-container {
  position: relative;
  display: block;
  width: 100%;
  padding-top: 15px;
  /* 上部の重なりスペース */
  text-decoration: none;
}

.works-stack {
  position: relative;
  width: 100%;
}

.stack-layer {
  position: absolute;
  left: 50%;
  transform: translateX(-50%);
  height: 10px;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-radius: 8px 8px 0 0;
  opacity: 0.7;
}

.layer-1 {
  top: -12px;
  width: 88%;
  z-index: 1;
}

.layer-2 {
  top: -6px;
  width: 94%;
  z-index: 2;
}

.works-thumb {
  position: relative;
  z-index: 3;
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: 12px;
  overflow: hidden;
  background: #000;
  box-shadow: 0 4px 15px rgba(0, 0, 0, 0.08);
  /* 手書き風に合わせすぎずモダンに */
}

.works-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s ease, opacity 0.3s ease;
}

.works-card:hover .works-thumb img {
  opacity: 0.2;
  /* 動画が見えやすいように落とす */
}

.works-video-preview {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  z-index: 4;
  opacity: 0;
  transition: opacity 0.4s ease;
  pointer-events: none;
}

.works-video-preview.visible {
  opacity: 1;
}

.works-video-preview iframe {
  width: 100%;
  height: 100%;
  border: none;
  border-radius: 12px;
  opacity: 0;
  transition: opacity 0.6s ease;
}

.works-video-preview iframe.loaded {
  opacity: 1;
}

.works-badge {
  position: absolute;
  bottom: 12px;
  right: 12px;
  background: rgba(0, 0, 0, 0.7);
  color: #fff;
  padding: 4px 10px;
  border-radius: 6px;
  font-family: var(--font-jp-sans);
  font-size: 0.75rem;
  font-weight: 500;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 10;
  backdrop-filter: blur(4px);
  pointer-events: none;
}

.works-badge svg {
  opacity: 0.8;
}

.works-info {
  padding: 1rem 0;
  /* カード外に出すスタイルへ変更（画像に合わせる） */
  flex: none;
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

.works-card-title {
  font-family: var(--font-jp);
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-heading);
}

.works-card-desc {
  font-family: var(--font-jp-sans);
  font-size: 0.85rem;
  color: var(--color-text-muted);
  text-decoration: underline;
  /* 「全体を見る」感 */
}

/* チャンネルボタン */
.youtube-channel-btn-wrap {
  text-align: center;
  margin-top: 2rem;
}

.channel-btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  padding: 0.8rem 2.5rem;
  background: transparent;
  color: var(--color-text);
  border: 1px solid var(--color-border-light);
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.8rem;
  letter-spacing: 0.12em;
  transition: all var(--transition);
  box-shadow: none;
  transform: none;
}

.channel-btn:hover {
  background: var(--color-heading);
  border-color: var(--color-heading);
  color: #fff;
  transform: translateY(-1px);
  opacity: 1;
}

/* -----------------------------------------------
   LIVEセクション
----------------------------------------------- */
.live-section {
  background: transparent;
  background-image: none;
}

.live-list {
  display: flex;
  flex-direction: column;
  gap: 0;
  margin-bottom: 2rem;
}

.live-card {
  background: var(--color-bg-card);
  border: none;
  border-bottom: 1px solid var(--color-border);
  padding: 1.8rem 2rem;
  display: flex;
  align-items: center;
  gap: 2rem;
  position: relative;
  transition: all var(--transition);
  box-shadow: none;
  border-left: none;
  transform: none;
  border-radius: 0;
}

.live-card:first-child {
  border-top: 1px solid var(--color-border);
}

.live-card:hover {
  background: var(--color-bg-card-hover);
  transform: none;
  box-shadow: none;
}

.live-card::before {
  display: none;
}

.live-badge {
  position: absolute;
  top: auto;
  right: auto;
  left: 0;
  top: 0;
  bottom: 0;
  width: 3px;
  background: var(--color-label-live);
  color: transparent;
  font-size: 0;
  padding: 0;
  border-radius: 0;
  border: none;
  box-shadow: none;
  overflow: hidden;
  transform: none;
}

.live-date {
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  background: none;
  border: none;
  padding: 0;
  min-width: 60px;
}

.date-month {
  font-family: var(--font-en);
  font-size: 0.7rem;
  font-weight: 500;
  color: var(--color-text-muted);
  letter-spacing: 0.12em;
}

.date-day {
  font-family: var(--font-en);
  font-size: 2.2rem;
  font-weight: 300;
  color: var(--color-heading);
  line-height: 1;
}

.date-year {
  font-size: 0.65rem;
  color: var(--color-text-dim);
  font-family: var(--font-en);
  letter-spacing: 0.08em;
}

.live-info {
  flex: 1;
}

.live-event-name {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  margin-bottom: 0.3rem;
  font-family: var(--font-jp-sans);
  letter-spacing: 0.03em;
}

.live-venue,
.live-time,
.live-price {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  margin-bottom: 0.15rem;
  font-family: var(--font-jp-sans);
  font-weight: 300;
}

.live-ticket-btn {
  flex-shrink: 0;
  padding: 0.5rem 1.5rem;
  background: transparent;
  border: 1px solid var(--color-border-light);
  color: var(--color-text);
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  transition: all var(--transition);
  cursor: pointer;
  text-align: center;
  text-transform: uppercase;
  box-shadow: none;
  border-radius: 0;
}

.live-ticket-btn:hover {
  background: var(--color-heading);
  border-color: var(--color-heading);
  color: #fff;
  transform: none;
  opacity: 1;
}

/* 過去のライブ情報 */
.past-live-toggle {
  margin-top: 1rem;
}

.past-btn {
  background: none;
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  padding: 0.6rem 1.5rem;
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  cursor: pointer;
  transition: all var(--transition);
  width: 100%;
  text-align: center;
}

.past-btn:hover {
  background: var(--color-bg-3);
  color: var(--color-text);
  border-color: var(--color-border-light);
}

.past-live-list {
  margin-top: 1rem;
}

.past-live-list.hidden {
  display: none;
}

.past-live-item {
  display: flex;
  gap: 1.5rem;
  padding: 0.8rem 0;
  border-bottom: 1px solid var(--color-border);
  font-size: 0.85rem;
  align-items: baseline;
}

.past-date {
  color: var(--color-text-dim);
  font-family: var(--font-en);
  font-size: 0.75rem;
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.past-name {
  color: var(--color-text-muted);
  font-weight: 300;
}

.live-no-plan {
  text-align: center;
  padding: 3rem 2rem;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  color: var(--color-text-muted);
  font-family: var(--font-jp-sans);
  font-size: 0.9rem;
  font-weight: 300;
}

/* -----------------------------------------------
   配信セクション
----------------------------------------------- */
.streaming-section {
  background: transparent;
  background-image: none;
}

.streaming-cards {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
  margin-bottom: 3rem;
}

.stream-card {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  padding: 2.5rem 2rem;
  text-align: left;
  transition: all var(--transition);
  box-shadow: none;
  position: relative;
  border-radius: 0;
}

.stream-card::before {
  display: none;
}

.stream-card:hover {
  background: var(--color-bg-card-hover);
  transform: translateY(-2px);
  box-shadow: var(--shadow);
}

.twitcast-card {
  border-top: none;
}

.youtube-card {
  border-top: none;
}

.stream-icon {
  font-size: 1.8rem;
  margin-bottom: 1rem;
  display: flex;
  justify-content: flex-start;
}

.stream-icon svg,
.stream-icon-img {
  width: 40px;
  height: 40px;
  fill: var(--color-text-muted);
}

.stream-icon-img {
  border-radius: 50%;
  object-fit: cover;
}

.stream-card h3 {
  font-family: var(--font-en);
  font-size: 1.1rem;
  font-weight: 500;
  color: var(--color-heading);
  margin-bottom: 0.8rem;
  letter-spacing: 0.08em;
}

.stream-desc {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  line-height: 1.9;
  margin-bottom: 1.5rem;
  font-family: var(--font-jp-sans);
  font-weight: 300;
}

.stream-btn {
  display: inline-block;
  padding: 0.5rem 1.5rem;
  font-family: var(--font-en);
  font-weight: 500;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  transition: all var(--transition);
  border: 1px solid var(--color-border-light);
  color: var(--color-text);
  background: transparent;
  box-shadow: none;
  border-radius: 0;
}

.twitcast-btn,
.youtube-btn {
  background: transparent;
  color: var(--color-text);
}

.stream-btn:hover {
  background: var(--color-heading);
  border-color: var(--color-heading);
  color: #fff;
  transform: none;
  box-shadow: none;
  opacity: 1;
}

.stream-schedule {
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-label-streaming);
  padding: 1.5rem 2rem;
  box-shadow: none;
  border-radius: 0;
}

.schedule-note {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.schedule-note p {
  font-family: var(--font-jp-sans);
  font-size: 0.82rem;
  color: var(--color-text-muted);
  font-weight: 300;
}

.schedule-note a {
  color: var(--color-label-streaming);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: border-color var(--transition);
}

.schedule-note a:hover {
  border-bottom-color: var(--color-label-streaming);
  opacity: 1;
}

/* -----------------------------------------------
   Aboutセクション
----------------------------------------------- */
.about-section {
  background: transparent;
  background-image: none;
}

.about-content {
  display: flex;
  gap: 3.5rem;
  align-items: flex-start;
}

.about-avatar {
  position: relative;
  flex-shrink: 0;
}

.about-avatar-ring {
  display: none;
}

.about-avatar-image {
  width: 300px;
  height: 380px;
  overflow: hidden;
}

.about-photo {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: filter var(--transition);
}

.about-text {
  flex: 1;
  padding-top: 0.5rem;
}

.about-name {
  font-family: var(--font-en);
  font-size: 2rem;
  font-weight: 300;
  color: var(--color-heading);
  margin-bottom: 1.5rem;
  letter-spacing: 0.08em;
  background: none;
  transform: none;
}

.about-desc {
  font-family: var(--font-jp);
  font-size: 0.88rem;
  line-height: 2.2;
  color: var(--color-text-muted);
  margin-bottom: 2rem;
  font-weight: 300;
  letter-spacing: 0.04em;
}

.about-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
}

.tag {
  display: inline-block;
  padding: 0.25rem 0.8rem;
  background: transparent;
  border: 1px solid var(--color-border);
  font-family: var(--font-jp-sans);
  font-size: 0.72rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  box-shadow: none;
  transform: none;
  transition: all var(--transition);
  border-radius: 0;
}

.tag:nth-child(2),
.tag:nth-child(3),
.tag:nth-child(4) {
  transform: none;
}

.tag:hover {
  background: var(--color-heading);
  border-color: var(--color-heading);
  color: #fff;
  transform: none;
  opacity: 1;
}

/* -----------------------------------------------
   コンタクトセクション
----------------------------------------------- */
.contact-section {
  background: transparent;
  background-image: none;
}

.contact-box {
  max-width: 600px;
  margin: 0 auto;
  background: var(--color-bg-card);
  border: 1px solid var(--color-border);
  border-left: 3px solid var(--color-text-dim);
  padding: 2.5rem 3rem;
  box-shadow: none;
  position: relative;
  transform: none;
  border-radius: 0;
}

.contact-box::before {
  display: none;
}

.contact-email {
  font-size: 0.95rem;
  margin-bottom: 1rem;
  font-family: var(--font-jp-sans);
  color: var(--color-text);
}

.contact-email a {
  color: var(--color-accent);
  text-decoration: none;
  font-family: var(--font-en);
  font-size: 1rem;
  font-weight: 500;
  letter-spacing: 0.03em;
  border-bottom: 1px solid var(--color-border);
  transition: border-color var(--transition);
}

.contact-email a:hover {
  border-bottom-color: var(--color-accent);
  opacity: 1;
}

.contact-note {
  font-size: 0.78rem;
  color: var(--color-text-dim);
  line-height: 1.9;
  font-family: var(--font-jp-sans);
  font-weight: 300;
}

/* -----------------------------------------------
   フッター
----------------------------------------------- */
.footer {
  background: var(--color-bg-2);
  border-top: 1px solid var(--color-border);
  padding: 3rem 2rem;
  text-align: center;
}

.footer-sns {
  display: flex;
  justify-content: center;
  gap: 2rem;
  margin-bottom: 1.5rem;
}

.footer-sns a {
  color: var(--color-text-dim);
  transition: all var(--transition);
}

.footer-sns a:hover {
  color: var(--color-heading);
  opacity: 1;
}

.footer-icon-img {
  width: 20px;
  height: 20px;
  border-radius: 50%;
  object-fit: cover;
  vertical-align: middle;
}

.footer-copy {
  font-family: var(--font-en);
  font-size: 0.7rem;
  color: var(--color-text-dim);
  margin-bottom: 0.8rem;
  letter-spacing: 0.12em;
}

.back-to-top {
  display: inline-block;
  font-family: var(--font-en);
  font-size: 0.7rem;
  color: var(--color-text-dim);
  border: 1px solid var(--color-border);
  padding: 0.3rem 1.2rem;
  transition: all var(--transition);
  letter-spacing: 0.1em;
  border-radius: 0;
}

.back-to-top:hover {
  color: var(--color-heading);
  border-color: var(--color-border-light);
  transform: none;
  opacity: 1;
}

/* -----------------------------------------------
   フェードインアニメーション
----------------------------------------------- */
.fade-in {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
  opacity: 1;
  transform: translateY(0);
}

/* -----------------------------------------------
   youtube-wrap（汎用）
----------------------------------------------- */
.youtube-wrap {
  position: relative;
  padding-bottom: 56.25%;
  height: 0;
  overflow: hidden;
}

.youtube-wrap iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

/* -----------------------------------------------
   レスポンシブ
----------------------------------------------- */
@media (max-width: 768px) {

  /* 背景を復活 & サイズ調整（拡大されすぎないように固定サイズベースに） */
  body {
    background-attachment: scroll;
    background-size: 600px auto;
    /* 拡大を抑制し、テクスチャ本来のサイズ感に近づける */
    background-position: center top;
    background-repeat: repeat;
    /* テクスチャなので繰り返してOK */
  }

  .nav-links {
    display: none;
    flex-direction: column;
    position: fixed;
    top: 60px;
    /* ヘッダーのすぐ下 */
    left: 0;
    right: 0;
    bottom: auto;
    /* 全画面ではなく上に寄せる */
    background-color: var(--color-bg);
    background-image: url('images/nav_bg.jpg');
    /* PC版と同じ背景を適用 */
    background-size: cover;
    background-position: center top;
    padding: 0;
    gap: 0;
    z-index: 999;
    align-items: stretch;
    justify-content: flex-start;
    overflow-y: auto;
    border-top: 1px solid #7f7f7f;
  }

  .nav-links.is-open {
    display: flex;
  }

  .nav-links li {
    width: 100%;
  }

  .nav-links a {
    display: block;
    width: 100%;
    font-size: 1.2rem;
    color: var(--color-heading);
    background: rgba(230, 226, 218, 0.85);
    /* 透過させて背景を活かす */
    padding: 1.4rem 0;
    text-align: center;
    border-bottom: 1px solid var(--color-border);
    font-family: var(--font-jp);
    /* 手書き風フォントを適用 */
    letter-spacing: 0.15em;
    backdrop-filter: blur(2px);
    -webkit-backdrop-filter: blur(2px);
  }

  .nav-links a:active {
    background: #dcd6ca;
  }

  .nav {
    height: 60px;
    padding: 0 1.5rem;
    background-image: url('images/nav_bg.jpg');
    /* PC版と同じ背景を適用 */
    background-size: cover;
    background-position: center top;
    border-bottom: 1px solid var(--color-border);
  }

  .nav-logo-img {
    height: 32px;
  }

  .nav-logo-text {
    font-size: 0.85rem;
    gap: 0.6rem;
    color: #8bab61;
    font-weight: bold;
    font-family: var(--font-jp);
    /* 統一感を出すため手書き風に */
  }

  .hamburger {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 0;
    width: 44px;
    height: 44px;
    background: transparent;
    border: none;
  }

  .hamburger-icon {
    display: flex;
    flex-direction: column;
    gap: 5px;
    width: 24px;
    height: 18px;
    justify-content: center;
    position: relative;
  }

  .hamburger span {
    display: block;
    width: 24px;
    height: 2px;
    background: #1a1a1a;
    transition: 0.3s;
  }

  /* Xアニメーション */
  .hamburger.is-active .hamburger-icon span:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
  }

  .hamburger.is-active .hamburger-icon span:nth-child(2) {
    opacity: 0;
  }

  .hamburger.is-active .hamburger-icon span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
  }

  .hero {
    margin-top: 60px;
    /* 固定ヘッダーの分だけ下げる */
    min-height: auto;
    height: auto;
    /* コンテンツ（画像）に応じた高さに */
    background: transparent;
    display: block;
    position: relative;
    overflow: hidden;
  }

  .hero-bg {
    position: relative;
    /* 固定位置を解除して高さを出させる */
    inset: auto;
    z-index: 1;
  }

  .hero-photo {
    width: 100%;
    height: auto;
    object-fit: contain;
    display: block;
  }

  .hero-content {
    display: none;
    /* 名前・テキストを完全に非表示 */
  }

  /* オーバーレイも不要なら消すか、非常に薄くする */
  .hero-overlay {
    display: none;
  }

  .hero-name {
    font-size: 2.8rem;
    margin-bottom: 0;
    color: #fff;
    text-shadow: 0 2px 15px rgba(0, 0, 0, 0.6);
    animation: floatAnim 3s ease-in-out infinite;
    /* 浮遊アニメーション */
  }

  .hero-sub,
  .hero-catch,
  .hero-sns {
    display: none;
    /* 名前以外を非表示 */
  }

  .sns-btn {
    display: none;
    padding: 0.4rem 0.8rem;
    font-size: 0.7rem;
  }

  .hero-scroll {
    display: none;
  }

  .about-content {
    flex-direction: column;
    align-items: center;
    gap: 2rem;
  }

  .about-avatar-image {
    width: 240px;
    height: 300px;
  }

  .about-text {
    text-align: center;
  }

  .about-tags {
    justify-content: center;
  }

  .live-card {
    flex-direction: column;
    text-align: center;
    padding: 1.5rem;
    gap: 1rem;
  }

  .live-card .live-ticket-btn {
    width: 100%;
  }

  .streaming-cards {
    grid-template-columns: 1fr;
    gap: 1rem;
  }

  .works-grid {
    grid-template-columns: 1fr;
    gap: 1.5rem;
  }

  .contact-box {
    padding: 2rem 1.5rem;
  }

  .section {
    padding: 3.5rem 0;
  }
}

@media (max-width: 480px) {
  .hero-name {
    font-size: 2.2rem;
  }

  .hero-catch {
    font-size: 0.8rem;
  }

  .section {
    padding: 3.5rem 0;
  }

  .nav {
    padding: 0 1rem;
  }

  .nav-logo-text {
    display: block;
    /* テキストを表示させる */
    font-size: 0.75rem;
    /* サイズを微調整 */
    letter-spacing: 0.02em;
  }

  .container {
    padding: 0 1rem;
  }

  .section-title {
    font-size: 0.8rem;
    margin-bottom: 2rem;
  }

  .section-sub {
    margin-bottom: 2rem;
  }
}

/* -----------------------------------------------
   COMING SOON（LIVEセクション）
----------------------------------------------- */
.live-coming-soon {
  text-align: center;
  padding: 4rem 2rem;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
}

.live-coming-soon p {
  font-family: var(--font-en);
  font-size: 1.4rem;
  font-weight: 300;
  letter-spacing: 0.35em;
  color: var(--color-text-dim);
  text-transform: uppercase;
}

.coming-dots {
  font-style: normal;
  letter-spacing: 0.15em;
  opacity: 0.6;
}

/* ==============================================
   管理者UI スタイル
   ※ admin.js が注入するUIのスタイルです
============================================== */

/* -- 「編集」ボタン（フッターに配置） -- */
.admin-lock-btn {
  /* フッターの.footer-copyの直後に配置される、目立たないボタン */
  display: inline-block;
  margin-top: 0.5rem;
  padding: 0;
  border: none;
  background: none;
  cursor: pointer;
  font-family: var(--font-jp-sans);
  font-size: 0.68rem;
  letter-spacing: 0.12em;
  color: rgba(153, 153, 153, 0.45);
  text-transform: uppercase;
  transition: color 0.2s;
}

.admin-lock-btn:hover {
  color: var(--color-text-muted);
}

.admin-lock-btn.admin-logged-in {
  color: var(--color-text-muted);
  text-decoration: underline;
}

/* -- モーダル共通 -- */
.admin-modal {
  position: fixed;
  inset: 0;
  z-index: 9900;
  background: rgba(0, 0, 0, 0.45);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 2rem;
}

.admin-modal[hidden] {
  display: none;
}

.admin-modal-inner {
  background: #fff;
  border: 1px solid var(--color-border);
  padding: 2.5rem;
  width: 100%;
  max-width: 400px;
  box-shadow: 0 8px 40px rgba(0, 0, 0, 0.12);
}

.admin-modal-wide {
  max-width: 540px;
}

.admin-modal-title {
  font-family: var(--font-en), var(--font-jp);
  font-size: 1.1rem;
  font-weight: 500;
  margin-bottom: 0.5rem;
  letter-spacing: 0.05em;
}

.admin-modal-sub {
  font-size: 0.82rem;
  color: var(--color-text-muted);
  margin-bottom: 1.2rem;
}

.admin-modal-btns {
  display: flex;
  gap: 0.8rem;
  margin-top: 1.5rem;
  justify-content: flex-end;
}

/* -- 入力欄 -- */
.admin-input {
  display: block;
  width: 100%;
  padding: 0.6rem 0.9rem;
  border: 1px solid var(--color-border);
  background: #fafafa;
  font-family: var(--font-jp-sans);
  font-size: 0.9rem;
  outline: none;
  transition: border-color 0.2s;
  margin-top: 0.3rem;
  border-radius: 0;
}

.admin-input:focus {
  border-color: #888;
}

.admin-input-full {
  width: 100%;
}

.admin-error {
  color: #c0392b;
  font-size: 0.8rem;
  margin-top: 0.4rem;
}

/* -- フォームグリッド -- */
.admin-form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr 1fr;
  gap: 0.8rem;
}

.admin-form-grid label {
  display: flex;
  flex-direction: column;
  font-size: 0.78rem;
  color: var(--color-text-muted);
}

.admin-form-grid label:nth-child(n+4) {
  grid-column: 1 / -1;
}

/* -- ボタン -- */
.admin-btn {
  padding: 0.55rem 1.4rem;
  font-family: var(--font-en), var(--font-jp-sans);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  border: 1px solid transparent;
  cursor: pointer;
  transition: all 0.2s;
  white-space: nowrap;
  border-radius: 0;
}

.admin-btn-primary {
  background: #1a1a1a;
  color: #fff;
  border-color: #1a1a1a;
}

.admin-btn-primary:hover {
  background: #333;
}

.admin-btn-secondary {
  background: transparent;
  color: var(--color-text);
  border-color: var(--color-border);
}

.admin-btn-secondary:hover {
  background: var(--color-bg-2);
}

.admin-btn-info {
  background: transparent;
  color: #2980b9;
  border-color: #2980b9;
}

.admin-btn-info:hover {
  background: #2980b9;
  color: #fff;
}

.admin-btn-danger {
  background: transparent;
  color: #c0392b;
  border-color: #c0392b;
}

.admin-btn-danger:hover {
  background: #c0392b;
  color: #fff;
}

.admin-btn-sm {
  padding: 0.4rem 1rem;
  font-size: 0.75rem;
}

/* -- ツールバー -- */
.admin-toolbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 9800;
  background: #1a1a1a;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.5rem 1.5rem;
  font-size: 0.82rem;
}

.admin-toolbar[hidden] {
  display: none;
}

.admin-toolbar-label {
  letter-spacing: 0.05em;
  font-family: var(--font-jp-sans);
}

.admin-toolbar-actions {
  display: flex;
  gap: 0.6rem;
}

body:has(.admin-toolbar:not([hidden])) .header {
  top: 38px;
}

/* -- 編集モード中のハイライト -- */
.admin-editable {
  outline: 2px dashed rgba(100, 150, 255, 0.5);
  outline-offset: 3px;
  cursor: text;
  min-height: 1.5em;
  transition: outline 0.2s;
  border-radius: 2px;
}

.admin-editable:hover,
.admin-editable:focus {
  outline: 2px solid rgba(80, 130, 255, 0.9);
  background: rgba(80, 130, 255, 0.04);
}

.admin-editable::before {
  content: attr(data-admin-label);
  display: block;
  font-size: 0.62rem;
  color: rgba(80, 130, 255, 0.85);
  font-family: var(--font-jp-sans);
  margin-bottom: 2px;
  pointer-events: none;
}

/* -- YouTube編集欄 -- */
.admin-youtube-edit {
  background: rgba(80, 130, 255, 0.06);
  border: 1px dashed rgba(80, 130, 255, 0.4);
  padding: 1rem;
  margin-bottom: 1rem;
  display: flex;
  align-items: flex-end;
  gap: 0.8rem;
}

.admin-youtube-edit label {
  flex: 1;
  font-size: 0.78rem;
  color: var(--color-text-muted);
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
}

/* -- LIVE追加・削除ボタン -- */
.admin-live-add-btn {
  width: 100%;
  margin-bottom: 1rem;
  text-align: center;
  border: 2px dashed rgba(80, 130, 255, 0.35) !important;
  background: rgba(80, 130, 255, 0.04) !important;
  color: rgba(80, 130, 255, 0.9) !important;
  border-color: rgba(80, 130, 255, 0.35) !important;
}

.admin-live-add-btn:hover {
  background: rgba(80, 130, 255, 0.1) !important;
}

.admin-delete-btn {
  position: absolute;
  top: 0.5rem;
  right: 0.5rem;
  width: 26px;
  height: 26px;
  background: rgba(192, 57, 43, 0.12);
  border: 1px solid rgba(192, 57, 43, 0.4);
  color: #c0392b;
  font-size: 0.75rem;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: all 0.2s;
  border-radius: 50%;
}

.admin-delete-btn:hover {
  background: #c0392b;
  color: #fff;
}

/* -- トースト通知 -- */
.admin-toast {
  position: fixed;
  bottom: 5rem;
  right: 2rem;
  z-index: 9999;
  background: #1a1a1a;
  color: #fff;
  padding: 0.6rem 1.4rem;
  font-size: 0.82rem;
  font-family: var(--font-jp-sans);
  opacity: 0;
  transform: translateY(10px);
  transition: all 0.3s ease;
  pointer-events: none;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.15);
}

.admin-toast-show {
  opacity: 1;
  transform: translateY(0);
}

@media (max-width: 768px) {
  .admin-toolbar {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
    padding: 0.6rem 1rem;
  }

  body:has(.admin-toolbar:not([hidden])) .header {
    top: 60px;
  }

  .admin-form-grid {
    grid-template-columns: 1fr;
  }

  .admin-form-grid label:nth-child(n+4) {
    grid-column: 1;
  }
}

/* -- STREAMING URL編集欄 -- */
.admin-url-edit {
  background: rgba(80, 130, 255, 0.04);
  border: 1px dashed rgba(80, 130, 255, 0.35);
  padding: 0.8rem;
  margin-top: 0.8rem;
  width: 100%;
  box-sizing: border-box;
}

/* ツールバー内のURL編集（全体背景用） */
.admin-toolbar .admin-url-edit {
  background: rgba(255, 255, 255, 0.1);
  border-color: rgba(255, 255, 255, 0.2);
  margin: 0 1rem;
  padding: 0.4rem 0.8rem;
  width: auto;
  flex: 1;
}

.admin-toolbar .admin-url-edit label {
  color: #ccc;
  flex-direction: row;
  align-items: center;
}

.admin-toolbar .admin-url-edit .admin-input {
  margin-top: 0;
  margin-left: 0.5rem;
  background: #333;
  color: #fff;
  border-color: #444;
  height: 28px;
  padding: 0 0.5rem;
}

/* ナビ内のURL編集（ナビ背景用） */
.nav .admin-url-edit {
  position: absolute;
  top: 76px;
  left: 0;
  right: 0;
  background: #fff;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
  z-index: 10;
  margin: 0;
}

.admin-url-edit label {
  display: flex;
  flex-direction: column;
  font-size: 0.75rem;
  color: rgba(80, 130, 255, 0.85);
  gap: 0.3rem;
}

/* フッターの「編集」ボタンを縦積みで表示 */
.footer-copy+.admin-lock-btn {
  display: block;
  text-align: center;
}

/* ==============================================
   スクロールフェードインアニメーション
   .reveal クラスが付いた要素を IntersectionObserver で監視し
   .visible が付いたときにアニメーション再生
============================================== */

/* 初期状態：非表示 + 少し下にずらす */
.reveal {
  opacity: 0;
  transform: translateY(48px);
  transition:
    opacity 1.1s cubic-bezier(0.22, 1, 0.36, 1),
    transform 1.1s cubic-bezier(0.22, 1, 0.36, 1);
  will-change: opacity, transform;
}

/* 表示状態 */
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* 子要素を順番にずらして表示（スタッガー） */
.reveal-delay-1 {
  transition-delay: 0.12s;
}

.reveal-delay-2 {
  transition-delay: 0.24s;
}

.reveal-delay-3 {
  transition-delay: 0.36s;
}

.reveal-delay-4 {
  transition-delay: 0.48s;
}

.reveal-delay-5 {
  transition-delay: 0.60s;
}

/* ヒーローは最初から表示（スクロール前に見えるので除外） */
.hero .reveal {
  opacity: 1;
  transform: none;
  transition: none;
}