.ps-page{--ps-yellow:#ffc800;--ps-ink:#272024;--ps-muted:#756d6a;--ps-line:#eee4d4;max-width:1180px;margin:18px auto 115px;padding:0 16px;color:var(--ps-ink)}
.ps-header{display:grid;grid-template-columns:54px 1fr 142px;align-items:center;gap:14px;margin-bottom:18px}
.ps-header>div{text-align:center}.ps-header h1{margin:0;font-size:1.7rem;letter-spacing:-.02em}.ps-header p{margin:6px 0 0;color:#625a58;font-size:1.02rem}
.ps-back{display:grid;place-items:center;width:48px;height:48px;background:#fff;border-radius:50%;color:#342d31;text-decoration:none;font-size:1.7rem;box-shadow:0 7px 20px #5d402317}
.ps-report{justify-self:end;border:1px solid var(--ps-line);border-radius:999px;background:#fff;padding:12px 16px;font-weight:800;color:#6d5140}
.ps-panel{background:#fff;border:1px solid var(--ps-line);border-radius:22px;padding:18px;box-shadow:0 10px 28px #5634100a}.ps-panel+.ps-panel{margin-top:16px}
.ps-title{display:flex;align-items:center;gap:10px;margin-bottom:16px}.ps-title span{font-size:1.55rem}.ps-title h2{margin:0;font-size:1.42rem}
.ps-vocab-track{display:flex;gap:14px;overflow-x:auto;padding:2px 2px 14px;scroll-snap-type:x mandatory;scrollbar-width:none}.ps-vocab-track::-webkit-scrollbar{display:none}
.ps-vocab-card{flex:0 0 205px;scroll-snap-align:start;border:1px solid #eee5d9;border-radius:19px;background:#fff;overflow:hidden;box-shadow:0 8px 20px #4e35100d}
.ps-card-image{position:relative;margin:8px 8px 0;height:236px;border-radius:15px;overflow:hidden;background:#fff8d7}.ps-card-image img{width:100%;height:100%;object-fit:cover}
.ps-favorite{position:absolute;right:8px;top:8px;width:38px;height:38px;border:1px solid #e5ded4;border-radius:50%;background:#fff;color:#5e5757;font-size:1.45rem}.ps-favorite.active{color:#e52a6f;background:#fff0f5}
.ps-card-body{padding:12px 14px 13px}.ps-word-row,.ps-meaning-row{display:flex;align-items:center;justify-content:space-between;gap:10px}.ps-word-row strong{font-size:1.18rem}.ps-sound{border:1px solid #e7dfd4;background:#fff;border-radius:50%;width:41px;height:41px;font-size:1.12rem}.ps-ipa{display:block;color:#716b6a;margin-top:4px}.ps-meaning-row p{margin:7px 0 0;font-size:1rem}.ps-rate{border:0;background:transparent;color:#322e30;font-weight:800}
.ps-dots{display:flex;justify-content:center;gap:10px;margin-top:0}.ps-dots i{width:11px;height:11px;border-radius:50%;background:#dad6d1}.ps-dots i.active{background:var(--ps-yellow)}
.ps-dialogue-list{border:1px solid #f0e8dc;border-radius:18px;overflow:hidden}
.ps-dialogue{display:grid;grid-template-columns:185px 72px minmax(230px,1fr) minmax(260px,410px);align-items:center;gap:14px;padding:10px 14px;background:#fff}.ps-dialogue+.ps-dialogue{border-top:1px solid #f0e8dc}
.ps-dialogue>img{width:185px;height:112px;object-fit:cover;border-radius:14px}.ps-dialogue-audio{text-align:center}.ps-dialogue-audio .ps-sound{display:block;margin:0 auto 7px}.ps-dialogue-copy span{display:inline-block;padding:2px 7px;border-radius:7px;background:#e9f4ff;color:#1875d1;font-size:.78rem;font-weight:800}.ps-dialogue-copy span.friend{background:#eaf9e6;color:#2a912d}.ps-dialogue-copy strong{display:block;margin:5px 0 2px;font-size:1.2rem}.ps-dialogue-copy em{display:block;color:#6e6767}.ps-dialogue-copy p{margin:4px 0 0;color:#6c6462}
.ps-learn{display:block;text-align:center;padding:20px;border-radius:16px;background:linear-gradient(90deg,#ffc400,#ffd529);color:#2a220a;text-decoration:none;font-size:1.32rem;font-weight:900;box-shadow:0 10px 21px #e6ad1840}
.ps-panel-footer{display:flex;justify-content:space-between;align-items:center;gap:16px;margin-top:14px}.ps-panel-footer p{margin:0;padding:12px 15px;background:#fff8e5;border:1px solid #f3e6c9;border-radius:12px;color:#775e42}.ps-panel-footer label{display:flex;align-items:center;gap:10px;padding:10px 12px;background:#fff8e5;border-radius:12px;color:#775e42}.ps-panel-footer select{border:1px solid #e2d7c6;border-radius:9px;padding:7px 10px;background:#fff}
@media(max-width:850px){.ps-header{grid-template-columns:50px 1fr}.ps-report{display:none}.ps-header h1{font-size:1.2rem}.ps-vocab-card{flex-basis:180px}.ps-card-image{height:205px}.ps-dialogue{grid-template-columns:92px 48px 1fr}.ps-dialogue>img{width:92px;height:82px}.ps-learn{grid-column:1/-1;margin-top:4px;padding:14px}.ps-panel-footer{display:block}.ps-panel-footer label{margin-top:10px;justify-content:space-between}}
@media(max-width:520px){.ps-page{padding:0 10px;margin-top:10px}.ps-panel{padding:12px;border-radius:18px}.ps-vocab-card{flex-basis:164px}.ps-card-image{height:185px}.ps-word-row strong{font-size:1.05rem}.ps-dialogue{grid-template-columns:76px 40px 1fr;gap:8px;padding:9px}.ps-dialogue>img{width:76px;height:72px}.ps-dialogue-copy strong{font-size:1rem}.ps-dialogue-copy em,.ps-dialogue-copy p{font-size:.78rem}.ps-dialogue-audio .ps-sound{width:36px;height:36px}.ps-panel-footer p{font-size:.82rem}}


/* ===== Premium study screen v2 ===== */
.ps-study{max-width:820px;margin:14px auto 115px;padding:0 14px;color:#272024}
.ps-study-header{display:grid;grid-template-columns:48px 1fr 64px;align-items:center;gap:12px}
.ps-study-header>a{display:grid;place-items:center;width:44px;height:44px;border-radius:50%;background:#fff;color:#312a2e;text-decoration:none;font-size:1.35rem;box-shadow:0 7px 18px #0001}
.ps-study-header>div{text-align:center}.ps-study-header strong,.ps-study-header span{display:block}.ps-study-header span{margin-top:3px;color:#756d68;font-size:.8rem}.ps-study-header>b{text-align:right}
.ps-study-progress{height:9px;background:#eee7df;border-radius:99px;overflow:hidden;margin:14px 0}.ps-study-progress i{display:block;height:100%;width:5%;background:linear-gradient(90deg,#f4cd39,#7046e5)}
.ps-study-card{background:#fff;border:1px solid #eadfce;border-radius:24px;overflow:hidden;box-shadow:0 14px 34px #4d321012}
.ps-study-image{display:flex;align-items:center;justify-content:center;height:500px;background:linear-gradient(135deg,#fff9de,#f5efff);padding:24px;box-sizing:border-box}
.ps-study-image img{display:block;width:100%;height:100%;object-fit:contain;border-radius:18px}
.ps-study-tools{display:flex;justify-content:center;gap:28px;padding:18px;border-bottom:1px solid #eee5da}
.ps-study-tools button{width:78px;height:64px;border:0;border-radius:18px;background:#f3eff5;color:#3b3440;font-size:1.15rem;font-weight:900}
.ps-study-copy{padding:28px 30px}.ps-study-copy h1{margin:0;font-size:2.5rem}.ps-study-copy>span{display:block;margin-top:8px;color:#71696f;font-size:1.2rem}.ps-study-copy h2{margin:24px 0 12px;font-size:1.55rem}.ps-study-copy p{margin:0 0 8px;font-size:1.2rem}.ps-study-copy em{color:#766e69;font-size:1.05rem}
.ps-study-speaking{display:grid;grid-template-columns:72px 1fr 65px;align-items:center;gap:14px;margin:0 28px 28px;padding:16px;border-radius:18px;background:linear-gradient(135deg,#f1ecff,#fff)}
.ps-study-speaking>button{width:62px;height:62px;border:0;border-radius:50%;background:#7147e5;color:#fff;font-size:1.6rem}
.ps-study-speaking p{margin:5px 0 0;color:#716970}.ps-study-speaking>b{font-size:1.4rem;color:#7147e5;text-align:center}
.ps-study-actions{position:sticky;bottom:84px;display:flex;gap:12px;margin-top:14px}.ps-study-actions button{flex:1;border:0;border-radius:15px;padding:15px;font-weight:900}.ps-study-actions button:first-child{background:#f1edf2}.ps-study-actions button:last-child{background:linear-gradient(90deg,#ffc500,#ffd72c)}
@media(max-width:620px){.ps-study{padding:0 10px}.ps-study-image{height:410px;padding:14px}.ps-study-copy{padding:24px 20px}.ps-study-copy h1{font-size:2rem}.ps-study-tools{gap:16px}.ps-study-tools button{width:72px;height:58px}.ps-study-speaking{margin:0 18px 22px;grid-template-columns:62px 1fr 50px}.ps-study-actions{bottom:82px}}