/* =========================================================
   Join page only (public/css/pages/join.css) - FULL REPLACE
   Fix:
   - Hero section centered on mobile (no right-shift)
   - White card stays centered with proper side gutters
   - Join button + sub CTA stable
   - Right image stays OUTSIDE the white card
========================================================= */

/* ---------------------------------------------------------
   0) Join-only safe area (fixed header) + overflow guard
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"]{
  padding-top: 0;
  overflow-x: hidden; /* 横スクロール＆右寄り事故の温床を根絶 */
}

/* SP-only br utility (in case not defined elsewhere) */
.sp-only{ display:none; }
@media (max-width: 640px){ .sp-only{ display:inline; } }

/* join-hero にだけ上paddingを持たせる */
body.lp-page-body main[data-page="join"] .join-hero{
  padding-top: calc(92px + 10px);
  padding-bottom: 40px;
  margin-top: 0;
  overflow: hidden; /* ヒーローだけはみ出しの影響を閉じ込める */
}

@media (max-width: 1024px){
  body.lp-page-body main[data-page="join"] .join-hero{
    padding-top: calc(120px + 8px);
    padding-bottom: 28px;
  }
}
@media (max-width: 640px){
  body.lp-page-body main[data-page="join"] .join-hero{
    padding-top: calc(140px + 8px);
    padding-bottom: 22px;
  }
}

/* ---------------------------------------------------------
   0.5) HEROだけ「containerの左右余白」を強制（右寄り対策の本丸）
   - 他CSSで container の padding-right が崩れてもここで回収
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .join-hero > .container{
  width: 100%;
  max-width: 1100px;
  margin-left: auto;
  margin-right: auto;

  /* 左右同じガターを強制（iPhone safe-area も考慮） */
  padding-left: max(clamp(16px, 2.5vw, 30px), env(safe-area-inset-left));
  padding-right: max(clamp(16px, 2.5vw, 30px), env(safe-area-inset-right));
  box-sizing: border-box;
}

/* ---------------------------------------------------------
   1) Hero heading
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .join-hero .hero-head{
  margin: 0 0 22px 0;
  text-align: center;            /* 念のため中央寄せを固定 */
  margin-left: auto;
  margin-right: auto;
}

body.lp-page-body main[data-page="join"] .join-hero .hero-head h1{
  margin: 0 0 10px 0;
  line-height: 1.08;
}

body.lp-page-body main[data-page="join"] .join-hero .hero-head p{
  margin: 0 auto;
  max-width: 62ch;
  color: rgba(0,0,0,0.70);
  font-weight: 600;
  line-height: 1.7;
}

/* ---------------------------------------------------------
   2) Hero layout (desktop)
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .join-hero .hero-container{
  display: flex;
  gap: clamp(18px, 3vw, 34px);
  align-items: stretch;

  /* “ヒーロー内の中身”自体を中央に拘束 */
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  box-sizing: border-box;
}

body.lp-page-body main[data-page="join"] .join-hero .hero-content{
  flex: 0 0 min(580px, 100%);
  min-width: 0;
  box-sizing: border-box;
}

/* 画像カラム：外側カード風は無効、画像ブロックとしてのみ成立させる */
body.lp-page-body main[data-page="join"] .join-hero .hero-image{
  flex: 1 1 520px;
  min-width: 0;

  background: transparent !important;
  padding: 0 !important;
  border: 0 !important;
  backdrop-filter: none !important;

  border-radius: 22px;
  overflow: hidden;
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.12);
  box-sizing: border-box;
}

/* 画像：親を100%で埋め、coverで切り抜く */
body.lp-page-body main[data-page="join"] .join-hero .hero-image img{
  width: 100%;
  height: 100%;
  display: block;
  object-fit: cover;
  object-position: center;
  border-radius: 0 !important;
  box-shadow: none !important;
  max-width: none;
}

/* ---------------------------------------------------------
   3) Tablet / Mobile: stacked + “中央寄せ強制”
   - 右寄りの根絶：hero-content / card / sub-cta / image を
     「max-width + margin auto」で拘束し、左右ガターを保証
--------------------------------------------------------- */
@media (max-width: 1024px){
  body.lp-page-body main[data-page="join"] .join-hero .hero-container{
    flex-direction: column;
    align-items: center;          /* ここが重要：中身を中央に寄せる */
    gap: 14px;
  }

  body.lp-page-body main[data-page="join"] .join-hero .hero-content{
    width: 100%;
    max-width: 720px;             /* モバイルで見た目が締まる幅 */
    margin-left: auto;
    margin-right: auto;
  }

  /* 次回カード：幅と中央寄せを強制（右寄りの直接原因を潰す） */
  body.lp-page-body main[data-page="join"] .join-hero .join-next-card{
    width: 100%;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }

  /* サブCTA：ボタン群もカードと同じ幅で中央に */
  body.lp-page-body main[data-page="join"] .join-hero .join-sub-cta{
    width: 100%;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;
  }

  /* 画像ブロック：カードと同じ中心線に揃える */
  body.lp-page-body main[data-page="join"] .join-hero .hero-image{
    width: 100%;
    max-width: 720px;
    margin-left: auto;
    margin-right: auto;

    height: clamp(190px, 50vw, 260px);
    border-radius: 18px;
    box-shadow: 0 10px 26px rgba(0, 0, 0, 0.12);
  }
}

@media (max-width: 420px){
  body.lp-page-body main[data-page="join"] .join-hero .hero-image{
    height: clamp(170px, 56vw, 230px);
  }
}

/* ---------------------------------------------------------
   4) Next lecture card (visual)
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .join-next-card{
  margin-top: 26px;
  padding: 22px;
  max-width: 560px; /* desktopの読みやすさ優先 */
  border-radius: 18px;
  background: rgba(255, 255, 255, 0.92);
  border: 1px solid rgba(59, 130, 246, 0.12);
  box-shadow: 0 14px 40px rgba(0, 0, 0, 0.10);
  box-sizing: border-box;
}

body.lp-page-body main[data-page="join"] .join-next-top{
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  margin-bottom: 10px;
}

body.lp-page-body main[data-page="join"] .join-next-badge{
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 14px;
  padding: 6px 10px;
  border-radius: 999px;
  background: rgba(59, 130, 246, 0.12);
  color: var(--primary-color-dark);
}

body.lp-page-body main[data-page="join"] .join-next-meta{
  font-size: 14px;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.60);
}

body.lp-page-body main[data-page="join"] .join-next-title{
  margin: 6px 0;
  font-size: 22px;
  font-weight: 800;
  color: #0a1b33;
}

body.lp-page-body main[data-page="join"] .join-next-speaker{
  margin-bottom: 8px;
  font-size: 14px;
  font-weight: 700;
  color: rgba(0, 0, 0, 0.70);
}

body.lp-page-body main[data-page="join"] .join-next-lead{
  margin: 0 0 10px 0;
  line-height: 1.7;
  font-weight: 600;
  color: rgba(0, 0, 0, 0.70);
}

body.lp-page-body main[data-page="join"] .join-next-agenda{
  margin: 0 0 18px 18px;
  padding: 0;
  line-height: 1.7;
}

/* ---------------------------------------------------------
   5) Join CTA button stability
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .hero-cta{
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

body.lp-page-body main[data-page="join"] .hero-cta-button{
  display: inline-flex;
  align-items: center;
  justify-content: center;

  width: 100%;
  min-height: 52px;
  padding: 12px 14px;
  border-radius: 14px;

  font-weight: 800;
  text-decoration: none;
  text-align: center;
  line-height: 1.2;

  background: #2563eb;
  color: #fff;

  box-shadow: 0 10px 22px rgba(37, 99, 235, 0.22),
              0  2px  8px rgba(37, 99, 235, 0.14);

  transition: transform 160ms ease, box-shadow 160ms ease, opacity 160ms ease;
}

body.lp-page-body main[data-page="join"] .hero-cta-button:hover{
  transform: translateY(-1px);
}

body.lp-page-body main[data-page="join"] .hero-cta-button:active{
  transform: translateY(0);
}

body.lp-page-body main[data-page="join"] .hero-cta-button.is-disabled,
body.lp-page-body main[data-page="join"] .hero-cta-button[aria-disabled="true"]{
  opacity: 0.55;
  pointer-events: none;
  box-shadow: none;
  transform: none;
}

body.lp-page-body main[data-page="join"] .hero-cta-text{
  margin: 0;
  font-size: 13px;
  opacity: 0.85;
}

/* ---------------------------------------------------------
   6) Sub CTA (below card)
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .join-sub-cta{
  display: grid;
  gap: 10px;
  margin-top: 14px;
  box-sizing: border-box;
}

body.lp-page-body main[data-page="join"] .join-sub-cta .btn{
  width: 100%;
  min-height: 50px;
  border-radius: 14px;
  text-align: center;
  line-height: 1.2;
}

body.lp-page-body main[data-page="join"] .join-sub-cta .join-link{
  display: inline-block;
  text-align: center;
  padding: 6px 0;
  text-decoration: none;
  opacity: 0.9;
}

/* ---------------------------------------------------------
   Motion accessibility
--------------------------------------------------------- */
@media (prefers-reduced-motion: reduce){
  body.lp-page-body main[data-page="join"] .hero-cta-button{
    transition: none;
  }
}
/* ---------------------------------------------------------
   Join page only: Responsive line-break utilities
   - <span class="br-mobile"></span> のような “空span” でも確実に改行させる
   - 他ページには影響しない（Joinページに限定）
--------------------------------------------------------- */
body.lp-page-body main[data-page="join"] .br-mobile,
body.lp-page-body main[data-page="join"] .br-desktop{
  display: block;     /* 空spanでも改行を発生させる */
  width: 100%;
  height: 0;          /* 余計な縦の空白を作らない */
  line-height: 0;
  margin: 0;
  padding: 0;
}

/* br-mobile: スマホだけ改行 */
body.lp-page-body main[data-page="join"] .br-mobile{ display: none; }
@media (max-width: 768px){
  body.lp-page-body main[data-page="join"] .br-mobile{ display: block; }
}

/* br-desktop: PCだけ改行（必要なとき用） */
@media (max-width: 768px){
  body.lp-page-body main[data-page="join"] .br-desktop{ display: none; }
}