*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
html{scroll-behavior:smooth}
body{background:#0a0a0a;color:#f0f0f0;font-family:-apple-system,BlinkMacSystemFont,'Hiragino Kaku Gothic ProN','Noto Sans JP',sans-serif;min-height:100vh;line-height:1.5;padding-bottom:72px}
a{color:inherit;text-decoration:none}

/* ===== HEADER ===== */
.header{
  position:sticky;top:0;z-index:100;
  background:rgba(10,10,10,.97);backdrop-filter:blur(12px);
  border-bottom:1px solid #1e1e1e;
  height:54px;display:flex;align-items:center;padding:0 16px;gap:14px;
}
.logo{font-size:22px;font-weight:900;letter-spacing:-1px;color:#fff}
.logo span{color:#ff1744}
.back-link{font-size:12px;color:#555;display:flex;align-items:center;gap:4px;transition:color .15s}
.back-link:hover{color:#aaa}

/* ===== MAIN ===== */
.main{max-width:860px;margin:0 auto;padding:20px 14px}

/* ===== PLAYER ===== */
.player-wrap{border-radius:12px;overflow:hidden;background:#000;aspect-ratio:16/9;margin-bottom:18px;position:relative}
.player-wrap video{width:100%;height:100%;object-fit:contain;display:block}
/* DMMプレイヤーはタイトルバー＋映像＋コントロールバーを含む縦長レイアウト */
.player-wrap--embed{aspect-ratio:auto;height:72vw;max-height:480px}
.player-wrap--embed iframe{
  width:100%;height:100%;
  border:none;display:block;
}
.thumb-link{display:block;width:100%;height:100%;position:relative}
.thumb-link img{width:100%;height:100%;object-fit:cover;display:block}
.thumb-play-over{position:absolute;inset:0;display:flex;align-items:center;justify-content:center;font-size:22px;font-weight:700;color:#fff;background:rgba(0,0,0,.4);letter-spacing:1px}


/* ===== シェアボタン ===== */
.share-row{display:flex;gap:8px;margin-bottom:14px}
.share-btn{display:inline-flex;align-items:center;gap:6px;padding:8px 18px;border-radius:20px;font-size:13px;font-weight:700;transition:opacity .15s}
.share-btn:hover{opacity:.8}
.share-x{background:#000;color:#fff}
.share-line{background:#06C755;color:#fff}
.like-btn{background:#1a1a1a;border:1px solid #333;color:#888;cursor:pointer;font-size:13px;font-family:inherit}
.like-btn.liked{background:rgba(255,23,68,.15);border-color:#ff1744;color:#ff1744}

/* ===== INFO ===== */
.video-title{font-size:17px;font-weight:700;line-height:1.5;color:#fff;margin-bottom:10px}
@media(max-width:480px){.video-title{font-size:14px}}

.meta-row{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:14px}
.chip{background:#1a1a1a;border:1px solid #252525;border-radius:20px;padding:4px 12px;font-size:12px;color:#bbb}
.chip.actress{background:rgba(255,107,129,.12);border-color:rgba(255,107,129,.3);color:#ff6b81;font-weight:700}

/* ===== TAGS ===== */
.tags{display:flex;flex-wrap:wrap;gap:6px;margin-bottom:14px}
.tag{background:#111;border:1px solid #222;border-radius:4px;padding:3px 10px;font-size:11px;color:#666;transition:border-color .15s,color .15s;cursor:default}
.tag:hover{border-color:#444;color:#aaa}

/* ===== DESCRIPTION ===== */
.description{font-size:13px;color:#888;line-height:1.8;padding:14px 16px;background:#111;border-radius:10px;border:1px solid #1a1a1a;margin-bottom:22px;white-space:pre-wrap}

/* ===== CTA BLOCK ===== */
.cta-block{background:linear-gradient(135deg,#1a0404,#120808);border:1px solid #3a0808;border-radius:14px;padding:22px 20px;text-align:center;margin-bottom:32px}
.cta-eyebrow{font-size:11px;color:#ef9a9a;text-transform:uppercase;letter-spacing:1.2px;margin-bottom:8px}
.cta-copy{font-size:14px;color:#ccc;margin-bottom:18px;line-height:1.6}
.cta-btn{
  display:inline-flex;align-items:center;gap:10px;
  background:linear-gradient(135deg,#ff1744,#c62828);
  color:#fff;font-size:16px;font-weight:800;
  padding:15px 38px;border-radius:50px;
  transition:transform .15s,box-shadow .15s;
  box-shadow:0 4px 20px rgba(255,23,68,.4);
  animation:pulse 2.2s infinite;
}
.cta-btn:hover{transform:scale(1.06);box-shadow:0 6px 30px rgba(255,23,68,.65);animation:none}
@keyframes pulse{
  0%,100%{box-shadow:0 4px 20px rgba(255,23,68,.4)}
  50%{box-shadow:0 4px 32px rgba(255,23,68,.7)}
}
.cta-note{margin-top:10px;font-size:11px;color:#555}

/* ===== DIVIDER ===== */
.divider{height:1px;background:#1a1a1a;margin:28px 0}

/* ===== RELATED ===== */
.section-label{font-size:12px;font-weight:700;color:#888;text-transform:uppercase;letter-spacing:.8px;margin-bottom:12px}
.related-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}
@media(min-width:560px){.related-grid{grid-template-columns:repeat(3,1fr)}}

.rcard{display:block;background:#131313;border-radius:8px;overflow:hidden;transition:transform .18s}
.rcard:hover{transform:translateY(-2px)}
.rcard-thumb{aspect-ratio:16/9;background:#000;overflow:hidden}
.rcard-thumb img,
.rcard-thumb video{width:100%;height:100%;object-fit:cover;display:block}
.rcard-body{padding:7px 9px 9px}
.rcard-title{font-size:11px;color:#ddd;line-height:1.4;display:-webkit-box;-webkit-line-clamp:2;-webkit-box-orient:vertical;overflow:hidden}
.rcard-actress{font-size:10px;color:#ff6b81;margin-top:3px}

/* ===== STICKY CTA (mobile) ===== */
.sticky-cta{display:none;position:fixed;bottom:0;left:0;right:0;z-index:200;padding:10px 14px;background:rgba(10,10,10,.97);backdrop-filter:blur(10px);border-top:1px solid #1e1e1e}
@media(max-width:640px){.sticky-cta{display:block}}
.sticky-btn{display:flex;align-items:center;justify-content:center;gap:8px;width:100%;padding:13px;background:linear-gradient(135deg,#ff1744,#c62828);color:#fff;font-size:14px;font-weight:800;border-radius:50px;box-shadow:0 3px 16px rgba(255,23,68,.4)}