.lesson-player[data-v-ff820e9b]{background:#0f1115;border-radius:18px;margin-inline:auto;outline:none;width:100%}.lesson-player:not(.is-fullscreen) video[data-v-ff820e9b]{-o-object-fit:cover;object-fit:cover}.lesson-player.is-fullscreen[data-v-ff820e9b]{border-radius:0;height:100%;width:100%}.lesson-player[data-v-ff820e9b]:focus-visible{box-shadow:0 0 0 3px #54b3ff99}.controls[data-v-ff820e9b]{background:linear-gradient(0deg,rgba(8,10,14,.78),rgba(8,10,14,.35) 55%,transparent);pointer-events:none;transition:opacity .25s ease,transform .25s ease}.controls[data-v-ff820e9b]>*{pointer-events:auto}.controls-hidden .controls[data-v-ff820e9b]{opacity:0;transform:translateY(8px)}.controls-hidden .controls[data-v-ff820e9b]>*{pointer-events:none}.controls-hidden[data-v-ff820e9b]{cursor:none}.ctrl[data-v-ff820e9b]{align-items:center;border-radius:10px;color:#fff;cursor:pointer;display:inline-flex;gap:5px;height:36px;justify-content:center;min-width:36px;transition:background .15s ease,transform .15s ease}.ctrl[data-v-ff820e9b]:hover{background:#ffffff29}.ctrl[data-v-ff820e9b]:active{transform:scale(.94)}.ctrl--label[data-v-ff820e9b]{font-size:var(--text-caption);font-weight:700;padding:0 9px}.progress .track[data-v-ff820e9b]{transition:height .15s ease}.progress:hover .track[data-v-ff820e9b]{height:6px}.knob[data-v-ff820e9b]{box-shadow:0 1px 4px #0006;opacity:0;transition:opacity .15s ease}.lesson-player:not(.controls-hidden) .progress .knob[data-v-ff820e9b],.progress:hover .knob[data-v-ff820e9b]{opacity:1}.volume-slider[data-v-ff820e9b]{-webkit-appearance:none;-moz-appearance:none;appearance:none;background:linear-gradient(to right,#fff var(--fill,100%),hsla(0,0%,100%,.3) var(--fill,100%));border-radius:9999px;cursor:pointer;height:4px;margin:0;opacity:0;transition:width .2s ease,opacity .2s ease,margin .2s ease;width:0}.volume-slider[data-v-ff820e9b]:focus-visible,.volume:hover .volume-slider[data-v-ff820e9b]{margin:0 6px 0 2px;opacity:1;width:72px}.volume-slider[data-v-ff820e9b]::-webkit-slider-thumb{-webkit-appearance:none;appearance:none;background:#fff;border-radius:9999px;height:12px;width:12px}.menu[data-v-ff820e9b]{animation:menu-in-ff820e9b .15s ease;background:#14171ef5;border-radius:14px;bottom:calc(100% + 8px);box-shadow:0 12px 30px #0006;min-width:220px;padding:6px;position:absolute;right:0;z-index:5}.menu-title[data-v-ff820e9b]{color:#ffffff8c;font-size:var(--text-caption);line-height:var(--text-caption--line-height);padding:6px 10px 4px}.menu-item[data-v-ff820e9b]{align-items:center;border-radius:9px;color:#fff;cursor:pointer;display:flex;font-size:var(--text-body);font-weight:600;gap:12px;justify-content:space-between;padding:8px 10px;text-align:left;white-space:nowrap;width:100%}.menu-item[data-v-ff820e9b]:hover{background:#ffffff1a}.menu-item--active[data-v-ff820e9b]{color:#7cc4ff}.menu-note[data-v-ff820e9b]{color:#ffffff80;font-size:var(--text-caption);line-height:var(--text-caption--line-height);padding:4px 10px 6px;white-space:normal}.hd-badge[data-v-ff820e9b]{background:#ffffff2e;border-radius:4px;font-size:var(--text-label);font-weight:700;margin-left:6px;padding:1px 4px}.ctrl--on[data-v-ff820e9b]{color:#7cc4ff}.subs[data-v-ff820e9b]{align-items:center;bottom:18px;display:flex;flex-direction:column;gap:4px;left:50%;max-width:88%;pointer-events:none;position:absolute;transform:translate(-50%);transition:bottom .25s ease;width:-moz-max-content;width:max-content;z-index:4}.subs--raised[data-v-ff820e9b]{bottom:84px}.subs-line[data-v-ff820e9b]{background:#0a0c10b8;border-radius:8px;color:#fff;font-size:15px;font-weight:700;line-height:1.35;padding:3px 10px;text-align:center}.subs-line--trans[data-v-ff820e9b]{color:#ffe08a;font-size:13px;font-weight:600}.is-fullscreen .subs-line[data-v-ff820e9b]{font-size:clamp(20px,2.4vw,40px);padding:4px 14px}.is-fullscreen .subs-line--trans[data-v-ff820e9b]{font-size:clamp(16px,1.8vw,30px)}.is-fullscreen .subs[data-v-ff820e9b]{bottom:40px}.is-fullscreen .subs--raised[data-v-ff820e9b]{bottom:110px}.center-play[data-v-ff820e9b]{box-shadow:0 10px 30px #00000059;transition:transform .2s ease}.center-play[data-v-ff820e9b]:hover{transform:scale(1.08)}.spinner[data-v-ff820e9b]{animation:spin-ff820e9b .9s linear infinite}@keyframes spin-ff820e9b{to{transform:rotate(1turn)}}@keyframes menu-in-ff820e9b{0%{opacity:0;transform:translateY(4px)}to{opacity:1;transform:none}}