.practice-widget{margin:44px 0;padding:28px;border-radius:24px;background:var(--school-card-bg);color:var(--school-ink);max-width:100%;box-sizing:border-box}
.practice-widget h2:first-child{margin-top:0}
.practice-widget button,.practice-audio button{font:inherit;font-size:18px;line-height:1.4;min-height:48px;border:0;border-radius:16px;padding:12px 18px;background:var(--school-page-bg);color:var(--school-ink);cursor:pointer;display:inline-flex;gap:10px;align-items:center;justify-content:center}
.practice-widget button:disabled{opacity:.5;cursor:wait}
.practice-widget [data-assembly-token]:disabled{cursor:default;opacity:.25}
.practice-assembly-answer{display:flex;flex-wrap:wrap;gap:8px;min-height:64px;border-bottom:1px solid var(--school-muted);padding:8px 0}
.practice-widget .practice-assembly-answer button{font-size:28px}
.practice-widget button:focus-visible{outline:2px solid #b660df;outline-offset:4px}
.practice-widget select{display:block;width:100%;font:inherit;font-size:18px;border:1px solid var(--school-muted);border-radius:14px;background:var(--school-page-bg);color:var(--school-ink);padding:12px;margin:12px 0}
.practice-speech-toolbar{display:flex;align-items:center;gap:12px;margin:20px 0 12px}
.practice-select{position:relative;min-width:0;flex:1}
.practice-widget .practice-select-trigger{width:100%;justify-content:space-between;gap:14px;min-height:72px;padding:12px 16px;text-align:left}
.practice-select-trigger>span,.practice-select-list [role=option]{display:flex;flex-direction:column;align-items:flex-start;gap:2px;min-width:0}
.practice-select-trigger strong,.practice-select-list strong{font-size:24px;font-weight:500}
.practice-select-trigger span span,.practice-select-list span{font-size:18px;line-height:1.35;color:var(--school-muted);white-space:normal}
.practice-select-trigger[aria-expanded=true]>.school-icon{transform:rotate(180deg)}
.practice-select-list{position:absolute;top:calc(100% + 6px);left:0;width:100%;max-width:100%;overflow-y:auto;overscroll-behavior:contain;box-sizing:border-box;padding:6px;background:var(--school-card-bg);border:1px solid var(--school-muted);border-radius:18px;box-shadow:0 12px 36px #0002;z-index:8}
.practice-select-list[data-position=above]{top:auto;bottom:calc(100% + 6px)}
.practice-widget .practice-select-list [role=option]{width:100%;border-radius:12px;background:transparent;text-align:left;padding:10px 12px}
.practice-widget .practice-select-list [aria-selected=true]{background:var(--school-page-bg)}
.practice-speech-actions{display:flex;gap:10px;align-items:center;flex:none}
.practice-speech-actions .practice-audio{margin:0;gap:6px;flex-wrap:nowrap}
.practice-speech-actions .practice-speed{display:none}
.practice-speech-actions .practice-media-status:empty{display:none}
.practice-speech-actions .practice-audio:has(.practice-media-status:not(:empty)){flex-wrap:wrap}
.practice-speech-actions .practice-media-status{font-size:16px}
.practice-widget .practice-record{background:var(--school-ink);color:var(--school-card-bg)}
.practice-speech-own{display:flex;gap:10px;align-items:center;margin-top:14px;font-size:18px}
.practice-speech .practice-caption{margin:12px 0 0;font-size:18px;line-height:1.4}
.practice-speech-status{font-size:18px;line-height:1.4;margin:12px 0 0}
.practice-speech-status:empty{display:none}
@media(max-width:550px){.practice-speech-toolbar{gap:8px}.practice-widget .practice-select-trigger{padding:10px 12px;min-height:64px}.practice-speech-actions{gap:6px}.practice-select-trigger span span{font-size:16px}.practice-widget .practice-select-trigger>.school-icon{width:20px;height:20px}}
.practice-widget [hidden]{display:none!important}
.practice-widget audio[controls]{max-width:100%;margin-top:12px}
.practice-widget button[aria-pressed=true],.practice-audio button[aria-pressed=true]{box-shadow:inset 0 0 0 2px var(--school-ink)}
.practice-widget .school-icon,.practice-audio .school-icon{width:24px;height:24px;flex:none}
.practice-audio{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin:12px 0;align-items:center}
.practice-audio audio{max-width:100%}
.practice-audio .practice-play{width:48px;height:48px;padding:12px;border-radius:50%}
.practice-audio .practice-speed{min-width:60px;height:48px;padding:10px 12px;white-space:nowrap;font-variant-numeric:tabular-nums}
.practice-card .practice-audio{margin:8px 0 0;gap:10px}
.practice-card .practice-media-status:empty{display:none}
.practice-audio .practice-media-status{flex-basis:100%;font-size:18px;line-height:1.4}
.practice-caption{font-size:18px;line-height:1.6;color:var(--school-muted)}
.practice-choices{display:flex;gap:10px;flex-wrap:wrap;margin:18px 0}
.practice-listening-question{margin:24px 0;padding:20px 0;border-bottom:1px solid var(--school-page-bg)}
.practice-listening-question [role=status]{min-height:1.5em}
.practice-widget [data-result=correct]{color:var(--answer-success)}
.practice-widget [data-result=wrong]{color:var(--answer-error)}
.practice-widget button[data-result]{box-shadow:inset 0 0 0 2px currentColor;opacity:1;cursor:pointer}
.practice-widget button[data-result]:disabled{cursor:default}
.practice-widget [role=status][data-result]{display:flex;align-items:flex-start;gap:10px;line-height:1.5}
.practice-widget [role=status] .practice-answer-mark{margin-top:2px}
.practice-assembly-answer[data-result]{border-color:currentColor}
.practice-hanzi-board{position:relative;width:320px;max-width:100%;aspect-ratio:1;margin:24px auto 0}
.practice-hanzi-stage{position:relative;width:100%;height:100%;touch-action:none;background:#faf8fc;border-radius:24px;overflow:hidden;user-select:none}
.practice-hanzi-stage svg{display:block;width:100%;height:100%}
.practice-hanzi-stage .practice-brush,.practice-hanzi-stage .practice-hints{position:absolute;inset:0;pointer-events:none}
.practice-hanzi-counter{position:absolute;top:16px;left:18px;font-size:14px;font-weight:500;color:#8c7895;pointer-events:none}
.practice-widget .practice-hanzi-play{position:absolute;top:8px;right:8px;background:transparent;color:#71338e}
.practice-writing-status{min-height:3em;margin:16px 0 0;font-size:18px;line-height:1.5}
.practice-characters{justify-content:center;gap:8px}
.practice-widget .practice-characters button{padding:8px;min-width:44px;min-height:44px;border-radius:14px;font-size:26px}
.practice-brush .is-rejected{opacity:0;transition:opacity .2s}
.practice-pitch{width:100%;height:auto;display:block;border-radius:18px;margin:24px 0}
.practice-widget [lang=zh-Hans]{font-size:28px}
@media(max-width:767px){.practice-widget{padding:20px;margin:32px 0}.practice-choices button{max-width:100%;white-space:normal;text-align:left}.practice-hanzi-board{width:280px}.practice-characters{display:grid;grid-template-columns:repeat(4,minmax(0,1fr))}}
@media print{.practice-widget,.practice-audio{display:none!important}}
@media(prefers-reduced-motion:reduce){.practice-chevron{transition:none}.practice-hint-dot{display:none}.practice-brush .is-rejected{transition:none}}

.practice-widget .practice-icon-button{width:48px;height:48px;padding:12px;border-radius:50%}