.inline-han{font-size:1.65em;line-height:1.8;margin:0 .12em}.word .han{font-size:40px}.clip .han{font-size:38px;line-height:1.65}.tile-practice{background:linear-gradient(140deg,#fffefb 25%,#f1f6ec);padding:34px;box-shadow:0 12px 35px #1a3b2910}.practice-heading{display:flex;justify-content:space-between;align-items:center;gap:20px}.practice-heading h3{font-size:28px;margin:10px 0}.practice-badge{background:#e4efdb;color:#28533c;padding:8px 13px;border-radius:30px;font-size:12px;white-space:nowrap}.practice-intro{max-width:850px;color:#5d716b;font-size:16px}.token-bank{display:flex;gap:18px;flex-wrap:wrap;padding:24px 0 10px}.han-token{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:128px;min-height:164px;background:#fff;border:2px solid #dbe5d5;box-shadow:0 5px 0 #e0e8d9;border-radius:18px;padding:13px 20px;color:#183633;touch-action:none;transition:border-color .15s,transform .15s;user-select:none}.han-token:hover{transform:translateY(-3px);border-color:#8eac7a}.han-token[aria-pressed=true]{border-color:#185d4c;background:#edf5e7;box-shadow:0 5px 0 #aac59d}.token-hanzi{font-size:64px;line-height:1.25}.token-pinyin{font-size:20px;color:#185d4c;font-weight:600;margin-top:4px}.token-meaning{font-size:15px;color:#596f66}.bank-status{font-size:14px;color:#35644c;min-height:24px}.practice-tip{padding:16px 20px;background:#eaf0f7;border:1px solid #dce5ee;border-radius:12px;color:#456176;font-size:14px;margin:20px 0 28px}.sentence-row{background:#fffefb;border:1px solid #dfe6d9;border-radius:16px;padding:24px;margin:16px 0}.sentence-prompt{display:flex;align-items:center;gap:12px;font-size:18px}.sentence-number{display:grid;place-items:center;width:30px;height:30px;border-radius:50%;background:#e8efe2;color:#35644c;font-size:13px;flex-shrink:0}.sentence-tiles{display:flex;gap:7px;align-items:center;flex-wrap:wrap;margin:20px 0 12px}.fixed-han{font-family:'Microsoft YaHei',sans-serif;font-size:44px;line-height:1.4}.han-slot{display:flex;flex-direction:column;align-items:center;justify-content:center;min-width:90px;min-height:108px;border:2px dashed #9bb6a4;border-radius:14px;background:#f2f6ee;color:#65816d;padding:8px}.slot-value{font-family:'Microsoft YaHei',sans-serif;font-size:48px;line-height:1.25}.slot-helper{font:12px 'DM Sans',sans-serif;line-height:1.4}.han-slot.filled{border-style:solid;border-color:#8aa78e;background:#fff;color:#183633}.han-slot.drag-over,.han-slot.hint-target{border-color:#bc823b;background:#fff6df;outline:3px solid #f6e3b9}.han-slot.correct{border-color:#2b7b4b;background:#e8f5e8}.han-slot.incorrect{border-color:#c38b6b;background:#fff3eb}.phrase-pinyin{font-size:20px;color:#35644c;letter-spacing:.3px;margin:10px 0}.row-feedback{font-size:14px;color:#45654d;min-height:22px;margin-bottom:0}.practice-actions{display:flex;gap:12px;flex-wrap:wrap;margin-top:28px}.text-button{border:0;background:transparent;color:#5d716b;text-decoration:underline;padding:10px}.tiles-result{font-size:17px;font-weight:600;color:#185d4c}.source-task{font-size:18px;line-height:2.3}.slider-controls{display:flex;justify-content:space-between;align-items:center;margin:24px 0 18px}.slider-controls p{margin:3px 0 0;color:#60766d;font-size:14px}.slider-buttons{display:flex;gap:10px}.slider-arrow{height:48px;width:52px;border:1px solid #ccd9c8;border-radius:12px;background:#fffef9;font-size:24px;color:#185d4c}.slider-arrow:not(:disabled):hover{background:#185d4c;color:white}.cards.lesson-slider{display:flex;gap:0;overflow-x:auto;scroll-snap-type:x mandatory;scrollbar-width:thin;scrollbar-color:#a8bfa7 #e6ecdf;overscroll-behavior-x:contain;border-radius:16px}.lesson-slider .lesson-card{flex:0 0 100%;scroll-snap-align:start;display:grid;grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);min-width:0;transform:none;box-shadow:none;border-radius:16px}.lesson-slider .thumb{height:440px}.lesson-slider .card-body{padding:46px;display:flex;flex-direction:column;justify-content:center}.lesson-slider .card-body h3{font-size:34px;line-height:1.25;letter-spacing:-1px;margin:18px 0}.lesson-slider .card-body p{font-size:17px;min-height:0;line-height:1.8}.lesson-slider .card-foot{margin-top:26px;font-size:14px}.lesson-slider .number{font-size:13px;padding:8px 14px}.lesson-slider .tag{font-size:12px}@media(max-width:720px){.tile-practice{padding:20px}.practice-heading{display:block}.practice-heading h3{font-size:24px}.practice-badge{display:inline-block;margin:8px 0}.token-bank{gap:12px}.han-token{min-width:94px;min-height:143px;padding:10px 15px}.token-hanzi{font-size:54px}.token-pinyin{font-size:18px}.token-meaning{font-size:13px}.sentence-row{padding:17px}.sentence-prompt{font-size:16px}.fixed-han{font-size:34px}.han-slot{min-width:70px;min-height:88px}.slot-value{font-size:40px}.phrase-pinyin{font-size:18px}.lesson-slider .lesson-card{display:flex;flex-direction:column}.lesson-slider .thumb{height:300px;flex-shrink:0}.lesson-slider .card-body{padding:23px}.lesson-slider .card-body h3{font-size:27px;margin:12px 0}.lesson-slider .card-body p{font-size:15px}.lesson-slider .card-foot{margin-top:15px}.practice-actions .btn{width:100%}}