.deck-wrap{width:100%;max-width:980px;margin:0 auto;padding:0 clamp(12px,3vw,28px);display:flex;flex-direction:column;gap:clamp(20px,3vw,40px)}.deck-card{position:relative;width:100%;background:#ffffff;border:1px solid rgba(14,34,56,.12);border-radius:18px;box-shadow:0 16px 52px rgba(14,34,56,.12);padding:clamp(24px,3.4vw,56px)}.deck-card-num{position:absolute;top:clamp(16px,2vw,30px);right:clamp(16px,2vw,30px);display:grid;place-items:center;width:clamp(26px,2.2vw,34px);height:clamp(26px,2.2vw,34px);border-radius:9999px;color:#fff;font-weight:700;font-size:clamp(.78rem,.45vw + .6rem,.98rem);font-variant-numeric:tabular-nums;line-height:1;box-shadow:0 2px 8px rgba(14,34,56,.2);z-index:5;pointer-events:none}.deck-slide-inner{width:100%}.deck-embed{border:1px solid rgba(14,34,56,.12);border-radius:12px;overflow:hidden;box-shadow:0 4px 18px rgba(14,34,56,.08);background:#fff}.deck-card.tone-scale{border-color:rgba(37,99,235,.45);border-left:6px solid #2563eb}.deck-card.tone-starter{border-color:rgba(217,119,6,.5);border-left:6px solid #d97706}.deck-next-arrow{display:flex;align-items:center;justify-content:center;width:40px;height:40px;border-radius:9999px;background:#fff;border:1px solid rgba(14,34,56,.14);box-shadow:0 6px 16px rgba(14,34,56,.14);color:var(--sec-color,#1d4ed8);text-decoration:none;cursor:pointer;transition:box-shadow .15s ease,background .15s ease}.deck-next-arrow:hover{background:#f8fafc;box-shadow:0 8px 20px rgba(14,34,56,.18)}.deck-next-arrow-chev{display:block;width:10px;height:10px;border-right:2px solid;border-bottom:2px solid;transform:rotate(45deg);animation:scrollChevBounce 1.6s ease-in-out infinite}.deck-next-arrow-card{position:absolute;left:50%;bottom:-20px;margin-left:-20px;z-index:6}.deck-next-arrow-inline{margin:clamp(28px,4vw,48px) auto 0}