@keyframes circle-8c12e3f0{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.init-error[data-v-8c12e3f0]{align-items:center;display:flex;flex-direction:column;height:100%;width:100%}.init-error-icon[data-v-8c12e3f0]{display:block;height:64px;margin:145px auto 0;width:100px}.init-error-step-err[data-v-8c12e3f0]{margin-top:105px}.init-error-tip[data-v-8c12e3f0]{color:#3c3d3d;margin:12px 0 16px;text-align:center}.init-error-refresh[data-v-8c12e3f0],.init-error-tip[data-v-8c12e3f0]{font-family:Helvetica;font-size:14px}.init-error-refresh[data-v-8c12e3f0]{align-items:center;background:#2e5fff;border-radius:24px;color:#fff;cursor:pointer;display:flex;height:32px;justify-content:center;letter-spacing:0;width:98px}.init-error-refresh[data-v-8c12e3f0]:hover{background:#143fcc}@keyframes circle-c0dff1b3{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.audio-replay[data-v-c0dff1b3]{height:calc(100% - 46px);width:100%}.audio-replay[data-v-c0dff1b3],.audio-replay .replay-box[data-v-c0dff1b3]{align-items:center;display:flex;justify-content:center}.audio-replay .replay-box[data-v-c0dff1b3]{flex-direction:column;height:108px;width:-webkit-fit-content;width:-moz-fit-content;width:fit-content}.audio-replay .replay-box .replay-btn-box[data-v-c0dff1b3]{align-items:center;display:flex;height:72px;justify-content:center;position:relative;width:72px}.audio-replay .replay-box .replay-btn-box .replay-btn[data-v-c0dff1b3]{cursor:pointer;height:72px;width:72px}.audio-replay .replay-box .replay-btn-box .replay-btn[data-v-c0dff1b3]:hover{animation:rotate-c0dff1b3 .3s linear forwards;zoom:1.05}.audio-replay .replay-box .replay-tips[data-v-c0dff1b3]{color:#131414;font-family:Helvetica;font-size:16px;font-weight:400;margin-top:16px}@keyframes rotate-c0dff1b3{0%{transform:rotate(0)}50%{transform:rotate(180deg)}to{transform:rotate(1turn)}}@keyframes scale-c0dff1b3{0%{transform:scale(1)}50%{transform:scale(1.02)}to{transform:scale(1.05)}}@keyframes circle{0%{transform:rotate(0)}to{transform:rotate(1turn)}}@keyframes skeleton-loading{0%{background-position:100% 50%}to{background-position:0 50%}}.el-dialog.explain-dialog{border-radius:16px;border-radius:16px!important;box-shadow:0 8px 32px #0000001f;height:478px;margin-top:50vh;margin-top:50vh!important;overflow:hidden;padding:0!important;position:relative;transform:translateY(-50%);width:848px;width:848px!important}.el-dialog.explain-dialog .el-dialog__header{display:none}.el-dialog.explain-dialog .el-dialog__body{padding:0}.el-overlay{background-color:#000000b8}.el-overlay .el-overlay-dialog{overflow:hidden}@keyframes circle-58845c44{0%{transform:rotate(0)}to{transform:rotate(1turn)}}.explain-scribe[data-v-58845c44],.explain-video[data-v-58845c44]{position:absolute}.explain-video[data-v-58845c44]{background-image:linear-gradient(90deg,#f0f2ff 0,#e0ecff 50%,#e3f4fe);border-radius:16px;box-shadow:0 8px 32px #0000001f;box-sizing:border-box;height:478px;overscroll-behavior:contain;padding:22px 24px 24px;width:848px}.explain-video .explain-ai-man-loading[data-v-58845c44]{align-items:center;display:flex;flex-direction:column}.explain-video .explain-ai-man-loading .img[data-v-58845c44]{height:364px;margin-bottom:16px;width:736px}.explain-video .explain-ai-man-loading .welcome[data-v-58845c44]{background:linear-gradient(90deg,#8b48ff,#5741ff,#005cff);-webkit-background-clip:text;color:var(--qai-text-color);font-family:Helvetica;font-size:20px;font-weight:700;letter-spacing:0;line-height:24px;margin-bottom:8px;text-align:center;-webkit-text-fill-color:#0000}.explain-video .explain-ai-man-loading .wait[data-v-58845c44]{color:var(--qai-text-color);display:flex;font-family:Helvetica;font-size:14px;font-weight:400}@keyframes dotAni-58845c44{33%{transform:translateY(-2em)}66%{transform:translateY(-1em)}}.explain-video .explain-ai-man-loading .wait .dot[data-v-58845c44]{display:flex;flex-direction:column;height:1em;line-height:1;overflow:hidden}.explain-video .explain-ai-man-loading .wait .dot[data-v-58845c44]:before{animation:dotAni-58845c44 3s step-end infinite;content:"...\a..\a.";white-space:pre-wrap}.explain-video .explain-box[data-v-58845c44]{height:100%;width:100%}.explain-video .explain-close[data-v-58845c44]{background-image:url(data:image/png;base64,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);background-size:100% 100%;cursor:pointer;height:32px;position:absolute;right:24px;top:24px;width:32px}.explain-video .explain-close[data-v-58845c44]:hover{background-image:url(data:image/png;base64,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)}.explain-video .explain-ai-man[data-v-58845c44]{border-bottom-right-radius:16px;bottom:0;height:141px;overflow:hidden;position:absolute;right:-2px;width:120px;z-index:1}.explain-video .explain-ai-man video[data-v-58845c44]{height:141px;width:120px}.explain-video .video-header[data-v-58845c44]{align-items:center;display:flex;height:36px;margin-bottom:10px;width:100%}.explain-video .video-header .header-title[data-v-58845c44]{align-items:center;background:#ffffffa3;border-radius:20px;box-sizing:border-box;display:flex;height:36px;padding:0 24px}.explain-video .video-header .header-title span[data-v-58845c44]{color:var(--qai-text-color);font-family:Helvetica;font-size:14px;font-weight:400;letter-spacing:0}.explain-video .video-header .header-title .subscribe-btn[data-v-58845c44]{background-image:linear-gradient(120deg,#8b48ff,#5741ff 51%,#005cff);border-radius:24px;color:#fff;cursor:pointer;font-size:12px;height:24px;line-height:24px;margin-left:16px;margin-right:-10px;padding:0 16px;text-align:center;width:-webkit-fit-content;width:-moz-fit-content;width:fit-content}.explain-video .video-header .header-title .subscribe-btn.active[data-v-58845c44]{transform:scale(.96)}.explain-video .video-header .header-title .subscribe-btn[data-v-58845c44]:hover{background-image:linear-gradient(104deg,#6e3cd6,#034cd6)}.explain-video .video-header .header-title img[data-v-58845c44]{height:24px;margin-left:4px;width:140px}.explain-video .video-header .header-title1[data-v-58845c44]{cursor:pointer}.explain-video .explain-main[data-v-58845c44]{display:flex;height:calc(100% - 46px);width:100%}.explain-video .explain-main .question-content[data-v-58845c44]{background:#fff;border-radius:16px;box-sizing:border-box;flex-shrink:0;height:100%;margin-right:10px;overflow-x:hidden;overflow-y:auto;padding:16px 0;width:512px}.explain-video .explain-main .question-content .question-text[data-v-58845c44]{border:0;box-sizing:border-box;color:var(--qai-text-color);display:flex;margin-bottom:20px;overscroll-behavior:contain;padding:0 24px;position:relative;width:100%}.explain-video .explain-main .question-content .question-text strong[data-v-58845c44]{line-height:24px;margin-right:2px}.explain-video .explain-main .question-content .question-text[data-v-58845c44]::-webkit-scrollbar{height:20px;width:4px}.explain-video .explain-main .question-content .question-text[data-v-58845c44]::-webkit-scrollbar-thumb{background-color:#1314143d;border-radius:2px}.explain-video .explain-main .question-content .question-text[data-v-58845c44]::-webkit-scrollbar-track{background-color:initial;border-radius:16px}.explain-video .explain-main .question-content .question-text[data-v-58845c44] .mathpix-content-body #preview #setText>div{color:#626466!important;font-family:Helvetica!important;font-size:14px!important;font-weight:400!important;line-height:24px!important}.explain-video .explain-main .question-content .question-text.exceeding-line[data-v-58845c44]:not(.see-more) .mathpix-content-body #preview #setText{height:48px;justify-content:flex-start!important;overflow:hidden}.explain-video .explain-main .question-content .question-text .see-more.exceeding-line[data-v-58845c44] .mathpix-content-body #preview #setText{height:auto;overflow:auto}.explain-video .explain-main .question-content .question-text__gradient-mask[data-v-58845c44]{background-image:linear-gradient(180deg,#fff0,#fff);bottom:-8px;height:24px;position:absolute;width:100%;z-index:1}.explain-video .explain-main .question-content .question-text .is-exceeding-line-btn[data-v-58845c44]{align-items:center;background:#fff;bottom:3px;cursor:pointer;display:flex;padding-left:14px;position:absolute;right:19px;z-index:2}.explain-video .explain-main .question-content .question-text .is-exceeding-line-btn .text[data-v-58845c44]{color:#9da0a3;font-family:Helvetica;font-size:12px;font-weight:400;margin-right:4px}.explain-video .explain-main .question-content .question-text .is-exceeding-line-btn .img[data-v-58845c44],.explain-video .explain-main .question-content .question-text .is-exceeding-line-btn img[data-v-58845c44]{height:16px;width:16px}.explain-video .explain-main .question-content .question-text .is-exceeding-line-btn .img.is-see-more[data-v-58845c44]{transform:rotate(180deg)}.explain-video .explain-main .question-content .question-step[data-v-58845c44]{height:calc(100% - 90px);overflow:auto;padding:0 24px}.explain-video .explain-main .question-content .question-step__skeleton[data-v-58845c44] .el-skeleton__item{animation:skeleton-loading 1.4s ease infinite;background:linear-gradient(90deg,#c2cbe8 25%,#e6e8eb 37%,#c2cbe8 63%);background-size:400% 100%;border-radius:16px;height:11px;opacity:.3}.explain-video .explain-main .question-content .question-step__skeleton[data-v-58845c44] .el-skeleton__paragraph{margin-top:0;width:50%}.explain-video .explain-main .question-content .question-step__skeleton[data-v-58845c44] .is-first{width:100%}.explain-video .explain-main .question-content .question-step .title[data-v-58845c44]{color:var(--qai-text-color);font-family:Helvetica;font-size:16px;font-weight:700;margin-bottom:16px}.explain-video .explain-main .question-content .question-step .step-item[data-v-58845c44]{margin-bottom:16px;overflow:auto;width:100%}.explain-video .explain-main .question-content .question-step .step-item[data-v-58845c44]::-webkit-scrollbar{height:2px}.explain-video .explain-main .question-content .question-step .step-item[data-v-58845c44]:hover::-webkit-scrollbar{width:4px}.explain-video .explain-main .question-content .question-step .step-item[data-v-58845c44]::-webkit-scrollbar-thumb{background-color:#13141429;border-radius:2px}.explain-video .explain-main .question-content .question-step .step-item[data-v-58845c44]::-webkit-scrollbar-track{background-color:initial;border-radius:16px}.explain-video .explain-main .question-content .question-step .step-item.active .text[data-v-58845c44] svg{color:#2e5fff}.explain-video .explain-main .question-content .question-step .step-item .step-icon-wrap .step-icon[data-v-58845c44]{background:#c2cbe8;border-radius:50%;display:inline-block;height:10px;margin-right:12px;width:10px}.explain-video .explain-main .question-content .question-step .step-item .step-icon-wrap .step-icon.active[data-v-58845c44]{background:#2e5fff}.explain-video .explain-main .question-content .question-step .step-item .step-icon-wrap .step-icon.opacity0[data-v-58845c44]{opacity:0}.explain-video .explain-main .question-content .question-step .step-item .title-text[data-v-58845c44]{align-items:center;color:var(--qai-text-color);display:flex;font-family:Helvetica;font-size:14px;font-weight:400;margin-bottom:8px}.explain-video .explain-main .question-content .question-step .step-item .title-text[data-v-58845c44] .mathpix-content-body{line-height:normal}.explain-video .explain-main .question-content .question-step .step-item .title-text[data-v-58845c44] .mathpix-content-body #preview #setText{color:var(--qai-text-color);font-family:Helvetica;font-size:14px;font-weight:400}.explain-video .explain-main .question-content .question-step .step-item .text[data-v-58845c44]{display:flex;font-family:Helvetica;font-size:14px;font-weight:400}.explain-video .explain-main .question-content .question-step .step-item .text[data-v-58845c44] .mathpix-content-body{line-height:normal}.explain-video .explain-main .question-content .question-step .step-item .text[data-v-58845c44] .mathpix-content-body #preview #setText{font-family:Helvetica;font-size:14px;font-weight:400}.explain-video .explain-main .question-content .question-step .step-item .text[data-v-58845c44] .mathpix-content-body #preview #setText .math-block{padding-bottom:0;padding-top:0}.explain-video .explain-main .question-content .question-step .step-item.active .step-icon[data-v-58845c44]{background:#2e5fff}.explain-video .explain-main .question-explain[data-v-58845c44]{background:#ffffffa3;border:1px solid #2d5ffe1a;border-radius:16px;box-sizing:border-box;color:#626466;flex:1;font-family:Helvetica;font-size:14px;font-weight:400;height:100%;line-height:24px;overflow:hidden;padding:19px 24px 16px;position:relative}.explain-video .explain-main .question-explain__skeleton[data-v-58845c44] .el-skeleton__item{animation:skeleton-loading 1.4s ease infinite;background:linear-gradient(90deg,#c2cbe8 25%,#e6e8eb 37%,#c2cbe8 63%);background-size:400% 100%;border-radius:16px;height:11px;opacity:.3}.explain-video .explain-main .question-explain__skeleton[data-v-58845c44] .el-skeleton__paragraph{margin-top:0;width:50%}.explain-video .explain-main .question-explain__skeleton[data-v-58845c44] .is-first{width:100%}.explain-video .explain-main .question-explain .ttsText[data-v-58845c44]{height:calc(100% - 64px);overflow:auto}.explain-video .explain-main .question-explain .ttsText[data-v-58845c44] .mathpix-content-body #preview #setText{color:#626466;font-family:Helvetica;font-size:14px;font-weight:400;line-height:24px}.explain-video .explain-main .question-explain .play-area[data-v-58845c44]{align-items:center;bottom:16px;display:flex;position:absolute}.explain-video .explain-main .question-explain .play-area .btn[data-v-58845c44]{cursor:pointer}.explain-video .explain-main .question-explain .play-area .btn[data-v-58845c44]:not(.disabled):hover:not(.replay){background:#00000014;border-radius:50%}.explain-video .explain-main .question-explain .play-area .btn.disabled[data-v-58845c44]{cursor:not-allowed}.explain-video .explain-main .question-explain .play-area img[data-v-58845c44]{height:32px;width:32px}.explain-video .explain-main .question-explain .play-area .play-btn[data-v-58845c44]{height:32px;position:relative}.explain-video .explain-main .question-explain .play-area .play-btn.replay-play-btn[data-v-58845c44]{padding-right:32px}.explain-video .explain-main .question-explain .play-area .play-btn.replay-play-btn:hover .replay-bg[data-v-58845c44]{display:block}.explain-video .explain-main .question-explain .play-area .play-btn .replay-bg[data-v-58845c44]{background:#00000014;border-radius:50%;display:none;height:32px;left:0;position:absolute;top:0;width:32px}.explain-video .explain-main .question-explain .play-area .play-btn .replay[data-v-58845c44]{height:32px;left:0;position:absolute;top:0;width:32px;z-index:1}.explain-video .explain-main .question-explain .play-area .pause-btn[data-v-58845c44],.explain-video .explain-main .question-explain .play-area .play-btn[data-v-58845c44]{margin-right:23.5px}.explain-video .explain-main .question-explain .play-area .waiting[data-v-58845c44]{animation:rotate-58845c44 1s linear infinite;border:1px solid #797a7a;border-radius:50%;cursor:not-allowed;height:32px;transform-origin:center center;width:32px}.explain-video .explain-main .question-explain .play-area .line[data-v-58845c44]{background:#e4e5eb;height:28px;margin-right:15.5px;width:.5px}.explain-video .explain-main .question-explain .play-area .prev-btn[data-v-58845c44]{margin-right:16px}.explain-video .audio-loading[data-v-58845c44]{align-items:center;background:#000000a3;border-radius:8px;display:flex;flex-direction:column;height:85px;justify-content:center;left:50%;position:absolute;top:50%;transform:translate(-50%,-50%);width:140px}.explain-video .audio-loading img[data-v-58845c44]{animation:rotate-58845c44 1s linear infinite;height:32px;margin-bottom:8px;transform-origin:center center;width:32px}.explain-video .audio-loading span[data-v-58845c44]{color:#fff;font-family:Helvetica;font-size:14px;font-weight:400;letter-spacing:0}@keyframes rotate-58845c44{0%{transform:rotate(0)}to{transform:rotate(1turn)}}
