.study-art{position:relative;min-height:430px;width:100%;isolation:isolate;background:radial-gradient(ellipse at 60% 65%,#cad6df70,transparent 65%)}
.study-sheet{position:absolute;border-radius:14px;padding:30px;border:1px solid #fff;box-shadow:0 20px 40px #24384714;color:#26323c;background:linear-gradient(135deg,#fff,#f4f6f8);width:76%;height:310px;left:12%;top:35px}
.study-sheet-back{transform:rotate(-11deg) translate(-15px,-4px);background:linear-gradient(130deg,#ffffff9c,#dfe7ee70);backdrop-filter:blur(12px);color:#7a8994;font-size:10px;letter-spacing:.15em}
.study-sheet-back i{display:block;width:70%;height:1px;background:#c4cfd9;margin-top:35px}
.study-sheet-front{transform:rotate(4deg)}
.study-label,.study-meta{font-size:10px;letter-spacing:.16em;color:#800020}.study-sheet h2{font-size:25px!important;line-height:1.2;margin:25px 0!important;font-weight:600}.study-sheet p{font-size:17px!important;line-height:1.7!important}.study-sheet strong{font-weight:500;border-bottom:2px solid #800020;color:#800020}.study-rule{height:1px;background:#d6dfe5;margin:20px 0}.study-meta{color:#697783;font-size:9px}
.study-audio{position:absolute;left:4%;right:4%;bottom:38px;display:flex;align-items:center;gap:var(--space-16);padding:20px;border:1px solid #ffffffd9;border-radius:24px;background:linear-gradient(110deg,#ffffffc9,#e1e8ef99);backdrop-filter:blur(18px);box-shadow:inset 0 1px 2px #fff,0 18px 32px #233a4d13;transform:rotate(-3deg)}
.study-play{display:grid;place-items:center;width:48px;height:48px;flex:none;background:linear-gradient(130deg,#a23251,#800020);color:#fff;border-radius:50%;font-size:18px;padding-left:3px}.study-wave{display:flex;align-items:center;gap:var(--space-4);flex:1;height:44px}.study-wave i{width:3px;height:var(--h);background:#800020;border-radius:5px;opacity:.7}.study-audio>span:last-child{font-size:11px;color:#657380}.study-chip{position:absolute;right:0;top:0;border:1px solid #fff;border-radius:30px;padding:var(--space-12) 17px;background:#ffffff8f;backdrop-filter:blur(14px);font-size:12px;color:#596774}
@media(prefers-reduced-motion:no-preference){.study-sheet-back{animation:study-drift 7s ease-in-out infinite alternate}.study-chip{animation:study-chip 6s ease-in-out infinite alternate}@keyframes study-drift{to{transform:rotate(-8deg) translate(-11px,-12px)}}@keyframes study-chip{to{transform:translateY(8px)}}}
@media(max-width:560px){.study-art{min-height:390px}.study-sheet{padding:var(--space-24);height:285px}.study-sheet h2{font-size:21px!important}.study-audio{padding:14px;gap:10px}.study-wave{gap:3px}.study-play{width:40px;height:40px}.study-audio>span:last-child{font-size:10px}}
.format-price-label{font-size:30px;font-weight:600;letter-spacing:-.04em;color:#800020}.format-art .study-audio{justify-content:space-between;padding:var(--space-24)}.format-art .study-audio>span:last-child{font-size:14px}