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linear infinite pkSpin;display:inline-block}@keyframes pkSpin{to{transform:rotate(360deg)}}.pk-cost{color:var(--gold-dk);font-size:12px;font-weight:500}.pk-colhead{color:var(--ink);align-items:center;gap:8px;font-size:15px;font-weight:700;display:flex}.pk-colhead .pk-iconbtn{margin-left:auto}.pk-annot{white-space:pre-wrap;font-size:16px;line-height:1.9}.pk-annot.pk-cjk{letter-spacing:.03em;font-size:21px;line-height:2.4}.pk-annot ruby{ruby-align:center}.pk-annot rt{font-family:var(--sans);color:var(--gold-dk);letter-spacing:0;font-size:10.5px;font-weight:500}.pk-annot-v{cursor:pointer;box-shadow:inset 0 -2px 0 var(--accent);padding:0 1px;transition:all .15s;position:relative}.pk-annot-v:hover{background:var(--accent-soft)}.pk-annot-v.is-active{background:var(--maroon);color:var(--paper);box-shadow:none;padding:0 3px}.pk-annot-v.is-active rt{color:var(--paper);opacity:.85}.pk-annot-tip{z-index:5;background:var(--paper-2);color:var(--ink);border:1px solid var(--gold);font-family:var(--sans);white-space:nowrap;letter-spacing:0;margin-top:6px;padding:7px 11px;font-size:14px;font-weight:600;line-height:1.35;position:absolute;top:100%;left:0}.pk-annot-tip i{color:var(--gold-dk);margin-top:2px;font-size:12px;font-style:normal;font-weight:500;display:block}.pk-vocab{flex-direction:column;gap:8px;display:flex}.pk-vrow{cursor:pointer;border:1px solid #0000;flex-direction:column;gap:3px;padding:10px 12px;transition:all .15s;display:flex}.pk-vrow:hover{background:var(--paper-2)}.pk-vrow{border-radius:12px}.pk-vrow.is-active{background:var(--paper-2);border-color:#0000}.pk-vterm{flex-wrap:wrap;align-items:baseline;gap:10px;display:flex}.pk-vword{color:var(--maroon);font-size:20px;font-weight:600}.pk-vword.pk-cjk{font-size:22px}.pk-vpinyin{color:var(--gold-dk);font-size:14px;font-weight:500}.pk-vpos{letter-spacing:.1em;text-transform:uppercase;color:var(--gold-dk);margin-left:auto;font-size:11px;font-weight:600}.pk-vmeaning{flex-wrap:wrap;align-items:center;gap:8px;font-size:16px;display:flex}.pk-vin{letter-spacing:.06em;color:var(--jade);border:1px solid var(--jade);padding:1px 7px;font-size:11px;font-weight:600}.pk-vnote{color:var(--ink-2);font-size:14px;line-height:1.45}.pk-vex{font-size:14px;line-height:1.5}.pk-vex span{color:var(--gold-dk)}.pk-vrow .pk-iconbtn{align-self:flex-start}.pk-entry-actions{flex-wrap:wrap;align-items:center;gap:10px;display:flex}.pk-cardhint{color:var(--muted);margin-bottom:4px;font-size:14px;font-weight:500}@media (width<=400px){.pk-app{padding-left:calc(var(--safe-l) + 10px);padding-right:calc(var(--safe-r) + 10px)}.pk-mapfull{margin:calc(-1 * (var(--safe-t) + 8px)) calc(-1 * (var(--safe-r) + 10px)) -8px calc(-1 * (var(--safe-l) + 10px))}.pk-main{padding-top:calc(var(--safe-t) + 8px);padding-bottom:8px}.pk-frame{gap:12px;padding:14px 16px}.pk-band{margin:0 -16px}.pk-cardbtn{gap:8px;min-height:150px;padding:8px 0}.pk-hanzi{font-size:50px}.pk-pinyin{font-size:20px}.pk-word,.pk-english{font-size:28px}.pk-word.is-long,.pk-english.is-long{font-size:20px}.pk-ex-hanzi{font-size:19px}.pk-ex{font-size:16px}.pk-sep{margin:6px 0 2px}.pk-judge{gap:10px}.pk-btn{min-height:54px;font-size:16px}.pk-iconbtn--sm{width:44px;height:44px}.pk-navbtn{min-width:50px;padding:4px}.pk-body.pk-cjk{font-size:17px}.pk-annot.pk-cjk{font-size:20px;line-height:2.3}.pk-vword{font-size:18px}.pk-vword.pk-cjk{font-size:20px}}.pk-paywall{background:var(--paper-2);border-radius:16px;flex-direction:column;gap:12px;padding:16px;display:flex}.pk-paywall.is-compact{padding:12px 14px}.pk-paywall-text{flex-direction:column;gap:4px;display:flex}.pk-paywall .pk-title{font-size:17px}@media (prefers-reduced-motion:reduce){*,:before,:after{transition:none!important;animation:none!important}}.pk-signin{gap:16px;margin-top:auto;margin-bottom:auto}.pk-signin-head{flex-direction:column;gap:6px;display:flex}.pk-practice .pk-cardarea{display:none}.pk-exercise{overscroll-behavior:contain;flex-direction:column;flex:1;gap:14px;min-height:0;padding:14px 0 8px;display:flex;overflow-y:auto}.pk-ex-sentence{color:var(--ink);text-wrap:balance;font-size:22px;font-weight:500;line-height:1.5}.pk-ex-sentence.pk-cjk{letter-spacing:.03em;font-size:24px;line-height:1.7}.pk-ex-built{background:var(--paper-2);border-radius:14px;min-height:56px;padding:14px 16px;font-size:19px;line-height:1.5}.pk-ex-form{align-items:stretch;gap:10px;display:flex}.pk-ex-form .pk-input{flex:1;min-width:0}.pk-ex-result{background:#e9f0ea;border-radius:14px;flex-direction:column;flex:none;gap:8px;margin-top:auto;padding:14px 16px;display:flex}.pk-frame--card .pk-ex-result{background:#e9f0ea}.pk-ex-answer b{color:var(--maroon);font-weight:700}.pk-ex-result.miss{background:#f6e7e3}.pk-ex-verdict{color:var(--jade);font-size:14px;font-weight:700}.pk-ex-result.miss .pk-ex-verdict{color:var(--seal)}.pk-ex-answer{color:var(--ink);font-size:18px;line-height:1.5}.pk-w-ok{color:var(--jade)}.pk-w-miss{color:var(--seal);text-decoration:underline;-webkit-text-decoration-color:var(--seal);text-decoration-color:var(--seal);text-underline-offset:3px}.pk-ex-skip{align-self:flex-end;margin-top:auto}.pk-practice-end{text-align:center;flex-direction:column;flex:1;justify-content:center;align-items:center;gap:10px;padding:20px 0;display:flex}.pk-clock-corner{z-index:2;position:absolute;top:0;left:0}.pk-clock-n{color:var(--paper);font-variant-numeric:tabular-nums;font-size:18px;font-weight:700}@media (width<=400px){.pk-navbtn{min-width:46px;min-height:56px;padding:4px 2px}.pk-navbtn svg{width:28px;height:28px}.pk-medal--btn{width:46px;height:56px;font-size:12px}}.pk-instr{color:var(--ink);letter-spacing:-.01em;font-size:22px;font-weight:700}.pk-clue{color:var(--ink-2);background:var(--paper-2);border-radius:12px;padding:10px 14px;font-size:15px}.pk-ex-english{color:var(--ink-2);font-size:14px}.pk-list .pk-row:first-child{border-top:0}.pk-list .pk-btn--sm{min-height:40px}@media (width<=400px){.pk-frame{padding:6px 0 10px}.pk-frame--card{padding:0 16px 14px}.pk-practice .pk-band,.pk-signin .pk-band{margin:0}}