/* =========================================
       Variables & Reset
    ========================================= */
    :root {
      --color-primary: #0073B9; /* お問い合わせボタンなどの青 */
      --color-accent: #00A0E9;  /* アクセントのシアン */
      --color-bg-base: #1a1a1a;
      --color-bg-dark: #111111;
      --color-text-main: #ffffff;
      --color-text-sub: #cccccc;
      --color-border: rgba(255, 255, 255, 0.2);
      --font-gothic: "游ゴシック", "Yu Gothic";
      --font-mincho: YuMincho, "Yu Mincho", serif;
      --width-inner: 1100px;
    }

    *, *::before, *::after {
      margin: 0;
      padding: 0;
      box-sizing: border-box;
    }

    body {
      font-family: var(--font-mincho);
      color: var(--color-text-main);
      background-color: var(--color-bg-base);
      line-height: 1.6;
      letter-spacing: 0.05em;
    }

    a {
      text-decoration: none;
      color: inherit;
    }

    ul {
      list-style: none;
    }

    img {
      max-width: 100%;
      height: auto;
    }

    /* Utility Classes */
    .l-inner {
      max-width: var(--width-inner);
      margin: 0 auto;
      padding: 0 20px;
    }
    .u-font-mincho {
      font-family: var(--font-mincho);
    }

/* =========================================
  Header
========================================= */
  header {
    height: 100px;
    width: 100%;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 4;
    background: #000;
  }
  header .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: inherit;
    padding-left: 32px;
  }
  header .header-inner .unit-left {
    display: flex;
    align-items: center;
    height: 100%;
  }
  header .header-inner .unit-left .logo {
    width: 100%;
    max-width: 280px;
  }
  header .header-inner .unit-left .logo a{
    margin: 0;
    display: flex;
    align-items: center;
  }
  header .header-inner .unit-right {
    display: flex;
  }
  header .header-inner .unit-right .nav {
    height: 100px;
  }
  header .header-inner .unit-right .nav ul {
    display: flex;
    justify-content: space-between;
    height: 100px;
  }
  header .header-inner .unit-right .nav li {
    line-height: 100px;
    flex: 1 0 auto;
  }
  header .header-inner .unit-right .nav li:last-child {
    position: relative;
    background-color: #006D9D;
  }
  header .header-inner .unit-right .nav li:last-child::after {
    background-image: url(../../img/img_mail-icon.png);
    background-position: center center;
    background-repeat: no-repeat;
    background-size: contain;
    width: 30px;
    height: 20px;
    position: absolute;
  }
  header .header-inner .unit-right .nav li a {
    width: 100%;
    display: block;
    text-align: center;
    font-size: 1.25vw;
    padding: 0 22px;
  }

/* =========================================

Hero Section (.p-hero)

========================================= */

    .p-hero {
    padding-top: 100px;
    background: radial-gradient(circle at 70% 30%, #2a2c30 0%, var(--color-bg-dark) 80%);
    }
    .p-hero__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 60px;
    }
    .p-hero__image-area {
    width: 50%;
    aspect-ratio: 1.5;
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    }
    .p-hero__image-text {
    font-size: 2rem;
    font-weight: bold;
    color: rgba(255, 255, 255, 0.8);
    }
    .p-hero__content {
    width: 50%;
    }
    .p-hero__company {
    font-size: 1.1rem;
    margin-bottom: 10px;
    letter-spacing: 0.1em;
    }
    .p-hero__title {
    font-size: 3.2rem;
    line-height: 1.2;
    margin-bottom: 25px;
    letter-spacing: 0.05em;
    }
    .p-hero__divider {
    width: 40px;
    height: 2px;
    background-color: var(--color-accent);
    margin-bottom: 25px;
    }
    .p-hero__desc {
    font-size: 1.1rem;
    line-height: 1.8;
    color: #e0e0e0;
    }
    .p-hero .p-reserve-btn-wrap {
      text-align: left;
    }

    /* =========================================
      Info Section (.p-info)
    ========================================= */
    .p-info {
      background-color: #1a1c1f;
      border-top: 1px solid var(--color-border);
      border-bottom: 1px solid var(--color-border);
      padding: 60px 0;
    }

    .p-info__inner {
      display: flex;
      justify-content: space-between;
      gap: 40px;
    }

    .p-info__col {
      flex: 1;
      position: relative;
    }

    .p-info__col:not(:last-child)::after {
      content: '';
      position: absolute;
      right: -20px;
      top: 0;
      bottom: 0;
      width: 1px;
      background-color: var(--color-border);
    }

    .p-info__heading,
    .p-detail__heading {
      font-size: 1.1rem;
      font-weight: bold;
      display: flex;
      align-items: center;
      margin-bottom: 20px;
      letter-spacing: 0.1em;

      /* 文字自体をグラデーションにする */
      background: linear-gradient(135deg, #00A0E9 0%, #4dd0e1 50%, #0073B9 100%);
      -webkit-background-clip: text;
      -webkit-text-fill-color: transparent;
      background-clip: text;
      color: transparent;
    }

    /* Infoセクションの見出しの左にある線 */
    .p-info__heading::before {
      content: '';
      display: inline-block;
      width: 4px;
      height: 16px;
      /* 線もグラデーションにする */
      background: linear-gradient(to bottom, #00A0E9, #4dd0e1);
      margin-right: 12px;
      box-shadow: 0 0 8px rgba(0, 160, 233, 0.4);
    }

    .p-info__date {
      font-size: 1.2rem;
      margin-bottom: 10px;
    }

    .p-info__date-num {
      font-size: 2.5rem;
      font-weight: bold;
      margin: 0 2px;
    }

    .p-info__line {
      width: 80%;
      height: 1px;
      background-color: var(--color-border);
      margin: 15px 0;
    }

    .p-info__time {
      font-size: 1.5rem;
      font-weight: bold;
    }

    .p-info__text-large {
      font-size: 1.5rem;
      font-weight: bold;
      line-height: 1.4;
      margin-bottom: 25px;
    }

    .p-info__text-sm {
      font-weight: bold;
      font-size: 1rem;
      line-height: 1.8;
      color: var(--color-text-main);
    }

    /* 検討用ダミーテキストボックス */
    .c-draft-box {
      background: #f7f7f7;
      color: #333;
      border-radius: 12px;
      display: flex;
      align-items: center;
      justify-content: center;
      font-weight: bold;
      box-shadow: 0 10px 20px rgba(0,0,0,0.4);
      position: absolute;
      z-index: 10;
    }

    .p-info__draft {
      width: 220px;
      height: 80px;
      font-size: 1.2rem;
      top: 45px;
      left: 10px;
    }

/* =========================================
   Detail Section (.p-detail)
========================================= */
.p-detail {
  position: relative;
  display: flex;
  background-color: var(--color-bg-dark);
  overflow: hidden;
}

/* 左側コンテンツエリアの基準設定 */
.p-detail__left {
  width: 50%;
  padding: 100px 40px 100px calc(50vw - (var(--width-inner) / 2));
  position: relative;
  z-index: 2;
}

/* 丸型ペンギン画像の配置修正 */
.p-detail__penguin-img {
  position: absolute;
  top: 60px;      /* 上からの位置（タイトルの高さに合わせて調整） */
  right: -80px;    /* 左エリアの右寄りに配置してテキストとの被りを防止 */
  width: 240px;   /* ペンギン画像のサイズ */
  height: 240px;
  z-index: 3;
}

.p-detail__penguin-img img {
  width: 100%;
  height: 100%;
  object-fit: contain;
  filter: drop-shadow(0 4px 12px rgba(0, 160, 233, 0.35));
}

.p-detail__right {
  width: 50%;
  position: absolute;
  right: 0;
  top: 0;
  height: 100%;
  /* 斜め切り抜きの表現 */
  clip-path: polygon(15% 0, 100% 0, 100% 100%, 0 100%);
}

/* 右側画像ラッパー：親の高さ（100%）に追従させる */
.p-detail__right-accent-img {
  width: 100%;
  height: 100%;
}

/* 画像本体：アスペクト比を維持して縦横いっぱいに表示 */
.p-detail__right-accent-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center;
  display: block;
}

.p-detail__heading {
  font-size: 1.1rem;
  color: var(--color-accent);
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  font-weight: bold;
}

.p-detail__heading::after {
  content: '';
  display: inline-block;
  width: 60px;
  height: 2px;
  background: linear-gradient(to right, #00A0E9, #4dd0e1);
  margin-left: 15px;
  box-shadow: 0 0 8px rgba(0, 160, 233, 0.4);
}

.p-detail__title {
  font-size: 2.2rem;
  line-height: 1.4;
  margin-bottom: 30px;
}

.p-detail__title-sub {
  font-size: 1.3rem;
  color: #ddd;
}

.p-detail__desc-wrap {
  position: relative;
  margin-bottom: 40px;
}

.p-detail__desc {
  font-size: 1rem;
  line-height: 1.8;
  color: var(--color-text-main);
}

.p-detail__features {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.p-detail__feature {
  display: flex;
  align-items: flex-start;
  gap: 15px;
}

.p-detail__icon {
  width: 45px;
  height: 45px;
  border: 1px solid var(--color-accent);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
  color: var(--color-accent);
}

.p-detail__icon svg {
  width: 22px;
  height: 22px;
}

.p-detail__feature-text h4 {
  font-size: 1.1rem;
  color: var(--color-accent);
  margin-bottom: 5px;
}

.p-detail__feature-text p {
  font-size: 0.95rem;
  color: var(--color-text-sub);
}

 /* =========================================
   Footer (.l-footer)
========================================= */
.l-footer {
  position: relative;
  padding: 60px 0 0;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  background:
    /* 全体のベースカラーとオーバーレイ */
    linear-gradient(rgba(10, 15, 25, 0.7), rgba(5, 8, 15, 0.8)),
    /* 金属のハイライト */
    linear-gradient(160deg,
      transparent 0%,
      transparent 30%,
      rgba(255, 255, 255, 0.15) 35%,
      rgba(255, 255, 255, 0.3) 40%,
      rgba(255, 255, 255, 0.05) 42%,
      transparent 50%
    ),
    /* 金属のベースグラデーション */
    linear-gradient(160deg,
      #11161d 0%,
      #1a2430 20%,
      #2c3e50 40%,
      #1a2430 60%,
      #0a0f14 100%
    );
  overflow: hidden;
}

.l-footer__message {
  text-align: center;
}

.l-footer__message-text {
  font-size: 1.6rem;
}
.l-footer nav{
    height: 150px;
    padding: 33px 0 40px;
    background-color: #363636;
    font-family: var(--font-mincho);
  }
.l-footer ul {
    display: flex;
    justify-content: center;
  }
.l-footer ul li:nth-child(n+2) {
    margin-left: 56px;
  }
.l-footer ul li a {
    display: block;
    font-size: 16px;
    letter-spacing: 0.04em;
    font-weight: bold;
  }
.l-footer .copy {
    font-size: 12px;
    margin-top: 35px;
    text-align: center;
    letter-spacing: 0.028em;
  }
  #to-top {
    position: fixed;
    right: 55px;
    bottom: 45px;
    display: none;
  }
  #to-top a {
    display: block;
    background-image: url(../img/totop.png);
    background-repeat: no-repeat;
    background-size: contain;
    width: 60px;
    height: 60px;
  }
/* =========================================
   来場予約エリア (Dual: WEBボタン + QRコード)
========================================= */
.p-reserve-btn-wrap {
  text-align: center;
  margin: 20px 0 60px;
}

/* ボタンとQRコードを包む枠 */
.p-reserve-container {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 35px;
  background: rgba(255, 255, 255, 0.03);
  border: 1px solid rgba(0, 160, 233, 0.3);
  border-radius: 12px;
  padding: 20px 40px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.4);
}

.p-reserve-box {
  display: flex;
  flex-direction: column;
  align-items: center;
}

.p-reserve-box__label {
  font-size: 16px;
  color: var(--color-accent, #00A0E9);
  margin-bottom: 10px;
  font-weight: bold;
  letter-spacing: 0.05em;
}

/* 来場予約ボタン（枠内にあわせて横幅パディングを最適化） */
.c-reserve-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 16px 45px;
  background: linear-gradient(135deg, #004d99 0%, #0099cc 100%);
  color: #ffffff;
  text-decoration: none;
  font-size: 1.125rem;
  font-weight: 700;
  letter-spacing: 0.05em;
  border-radius: 4px;
  position: relative;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 4px 15px rgba(0, 153, 204, 0.4); 
  border: 1px solid rgba(255, 255, 255, 0.2);
}

/* ホバー時のエフェクト */
.c-reserve-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px rgba(0, 153, 204, 0.7);
  background: linear-gradient(135deg, #005ce6 0%, #00b3f0 100%);
  color: #ffffff;
}

.c-reserve-btn__text {
  position: relative;
  z-index: 1;
}

.c-reserve-btn__icon {
  margin-left: 12px;
  display: flex;
  align-items: center;
  transition: transform 0.3s ease;
}

.c-reserve-btn__icon svg {
  width: 20px;
  height: 20px;
}

.c-reserve-btn:hover .c-reserve-btn__icon {
  transform: translateX(5px);
}

/* 中央区切り線（PC用） */
.p-reserve-divider {
  display: flex;
  align-items: center;
  color: rgba(255, 255, 255, 0.3);
  font-size: 0.75rem;
  font-weight: bold;
  position: relative;
  height: 100px;
}

.p-reserve-divider::before,
.p-reserve-divider::after {
  content: "";
  position: absolute;
  left: 50%;
  width: 1px;
  height: 18px;
  background: rgba(255, 255, 255, 0.2);
}
.p-reserve-divider::before { top: 0; }
.p-reserve-divider::after { bottom: 0; }

/* QRコード表示枠 */
.p-reserve-qr {
  background: #ffffff;
  padding: 6px;
  border-radius: 6px;
  width: 80px;
  height: 80px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.p-reserve-qr__img {
  width: 100%;
  height: 100%;
  object-fit: contain;
}

  .sp_contact,
  .sp_menu {
    display: none;
  }

/* =========================================
   Responsive (SP) 
========================================= */
@media (max-width: 768px) {
  .sp_contact,
  .sp_menu {
    display: block;
  }
  /* ヘッダー固定構造 */
  header {
    height: 74px;
    width: 100%;
    display: block;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100;
    background: #000;
  }

  header .header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: inherit;
    padding-left: 15px;
    padding-right: 0;
  }

  /* ロゴ (メニュー幕より手前) */
  header .header-inner .unit-left .logo {
    position: relative;
    z-index: 105;
    width: 100%;
    max-width: 160px;
  }

  header .header-inner .unit-right {
    display: flex;
    align-items: center;
  }

  /* CONTACTボタン (メニュー幕より手前) */
  header .header-inner .unit-right .sp_contact {
    background-color: #006D9D;
    padding: 12px 8px;
    width: 79px;
    height: 74px;
    position: relative;
    z-index: 105;
  }

  header .header-inner .unit-right .sp_contact a {
    display: block;
    text-align: center;
  }

  /* ハンバーガー / ✕ ボタン (メニュー幕より手前) */
  header .sp_menu {
    width: 60px;
    height: 74px;
    position: relative;
    z-index: 105;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    background-color: #111;
  }

  header .sp_menu span {
    position: absolute;
    background-color: #fff;
    width: 22px;
    height: 2px;
    left: 19px;
  }

  header .sp_menu span:nth-child(1) { top: 28px; }
  header .sp_menu span:nth-child(2) { top: 36px; }
  header .sp_menu span:nth-child(3) { top: 44px; }

  header .js-sp_menu.close span:nth-child(1) {
    top: 36px;
    transform: rotate(45deg);
    transition: ease 0.3s;
  }
  header .js-sp_menu.close span:nth-child(2) {
    opacity: 0;
  }
  header .js-sp_menu.close span:nth-child(3) {
    top: 36px;
    transform: rotate(-45deg);
    transition: ease 0.3s;
  }

  /* =========================================
     全画面メニュー背景幕（.nav-wrapper）
  ========================================= */
  /* 通常時（閉じている状態） */
  header .nav-wrapper {
    position: fixed !important;
    top: 0 !important;
    left: 0 !important;
    width: 100vw !important;
    height: 100vh !important;
    background-color: #1B1310 !important; /* 画面全体を完全に遮断する濃い黒背景 */
    z-index: 101 !important; /* メインコンテンツの上、ロゴ・ボタン(105)の下 */
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    opacity: 0 !important;
    visibility: hidden !important;
    transition: opacity 0.3s ease, visibility 0.3s ease !important;
    pointer-events: none;
  }

  /* 開いた状態（.fade クラス付与時） */
  header .nav-wrapper.fade {
    opacity: 1 !important;
    visibility: visible !important;
    pointer-events: auto;
  }

  /* 内部コンテンツ */
  header .nav-wrapper .nav {
    display: block !important;
    width: 100% !important;
    height: auto !important;
    position: static !important;
    background: transparent !important;
  }

  /* リスト（画面中央へ縦一列に配置） */
  header .nav-wrapper .nav ul {
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    gap: 32px !important;
    position: static !important;
    transform: none !important;
    padding: 0 !important;
    margin: 0 !important;
    list-style: none !important;
    width: 100% !important;
  }

  header .nav-wrapper .nav ul li {
    display: block !important;
    margin: 0 !important;
    line-height: 1 !important;
    width: 100% !important;
    text-align: center !important;
  }

  header .nav-wrapper .nav ul li a {
    display: inline-block !important;
    color: #ffffff !important;
    font-family: "YuMincho", "Yu Mincho", "Hiragino Mincho ProN", serif !important;
    font-size: 1.35rem !important;
    letter-spacing: 0.12em !important;
    text-decoration: none !important;
    width: auto !important;
  }
  header .nav-wrapper .nav ul li:last-child {
    display: none !important;
  }

      /* 他セクションのレイアウト調整 */
      .p-hero { padding-top: 74px; padding-bottom: 60px; }
      .p-hero__inner { flex-direction: column; gap: 40px; }
      .p-hero__image-area, .p-hero__content { width: 100%; }
      
      .p-info__inner { flex-direction: column; gap: 40px; }
      .p-info__col:not(:last-child)::after { display: none; }
      
      .p-detail { flex-direction: column; }
      .p-detail__left { width: 100%; padding: 60px 20px; }
      .p-detail__right { 
        position: relative; 
        width: 100%; 
        height: 400px; 
        clip-path: none; 
      }
      
      .l-footer__inner { flex-direction: column; gap: 40px; text-align: center; }
      .l-footer__message { flex-direction: column; }
      .l-footer__message-line { width: 40px; height: 3px; }

      .p-detail__penguin-img {
        position: relative;
        top: auto;
        right: -80%;
        width: 160px;
        height: 160px;
      }
      .p-detail__features {
      gap: 16px;
}
      .p-hero__inner {
    flex-direction: column;
    }
    .p-hero__image-area {
      width: 100vw; /* スマホでは画面横幅いっぱい */
      margin-left: calc(50% - 50vw);
      margin-right: calc(50% - 50vw);
      border-radius: 0; /* 角丸を全て無くす */
    }
    .p-hero__content {
      width: 100%;
      padding-left: 0;
      padding-top: 40px; /* 画像の下に余白 */
    }
    .p-hero .p-reserve-btn-wrap {
    text-align: center;
    }
      .c-reserve-btn {
        width: 90%; /* スマホでは横幅を広くとって押しやすくする */
        max-width: 400px;
        padding: 16px 20px;
        font-size: 1rem;
      }

      .p-detail__left {
        width: 100%;
        padding: 10px 20px;
      }
    
      .p-detail__right {
        width: 100%;
        position: relative;
        height: 350px; /* スマホ時の画像表示高さ */
        clip-path: none; /* スマホ時は切り抜きを解除 */
      }
.p-detail__penguin-img {
    position: relative;
    top: auto;
    right: -55%;
    width: 160px;
    height: 160px;
  }
    .p-reserve-container {
    flex-direction: column;
    padding: 24px 20px;
    width: 100%;
    max-width: 400px;
  }

  .p-detail__right-accent-img {
    margin-top: 24px;
  }

  /* スマホでは読み取り不可のためQRコード側を自動非表示 */
  .p-reserve-divider,
  .p-reserve-box--qr {
    display: none;
  }

  .p-reserve-box {
    width: 100%;
  }

  .c-reserve-btn {
    width: 100%;
    padding: 16px 20px;
  }
    #to-top {
    right: 20px;
  }
    }