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em{font-style:normal;color:var(--muted);font-size:12px;font-weight:800}.mobile-more-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:8px}.mobile-more-grid .tool-button{min-width:0;min-height:48px;width:100%}.import-dialog-panel{display:grid;gap:12px}.import-file-button{width:100%;max-width:none;min-height:48px;border-radius:16px;justify-content:flex-start;padding:10px 14px;box-shadow:none}.batch-file-button{width:100%;max-width:none;min-height:40px;border-radius:8px;box-shadow:none}.batch-import-note{color:var(--muted);font-size:13px;font-weight:700}.subtitle-line--hidden{visibility:hidden;pointer-events:none}.import-order-row{min-height:48px;padding:10px 14px;border:1px solid var(--line);border-radius:16px;background:#f8fbffc7;display:flex;align-items:center;justify-content:space-between;gap:12px;color:var(--muted);font-weight:900}.font-size-panel{display:grid;gap:18px}.font-size-preview{min-height:118px;border:1px solid var(--line);border-radius:22px;background:#f8fbffc7;display:grid;place-items:center;align-content:center;gap:8px;color:var(--text);text-align:center}.font-size-preview span{font-size:22px;font-weight:900}.font-size-preview strong{font-size:18px;font-weight:900}.font-size-preview p{color:var(--muted);font-weight:800}.font-size-tabs,.font-size-presets{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}.font-size-tabs button,.font-size-presets button{border:1px solid var(--line-strong);border-radius:999px;min-height:44px;background:#ffffffe0;color:var(--muted);font-weight:900;cursor:pointer}.font-size-tabs button.active,.font-size-presets button.active{color:#fff;border-color:transparent;background:var(--blue);box-shadow:0 12px 24px #4f84bd38}.font-size-range{width:100%;accent-color:var(--blue)}.font-size-scale{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));color:var(--faint);font-size:12px;font-weight:800}.font-size-scale span:nth-child(2),.font-size-scale span:nth-child(3),.font-size-scale span:nth-child(4){text-align:center}.font-size-scale span:last-child{text-align:right}.font-size-presets{grid-template-columns:repeat(4,minmax(0,1fr))}.dialog-section-head{display:flex;align-items:center;justify-content:space-between;gap:12px;margin:8px 0 10px}.keyword-draft-list{display:grid;gap:12px}.keyword-draft{border:1px solid var(--line-strong);border-radius:16px;padding:14px;background:#f8fbffbd;display:grid;gap:12px}.keyword-draft-head{display:flex;align-items:center;justify-content:space-between;gap:10px;color:var(--muted);font-size:13px;font-weight:900}.keyword-draft-actions{display:flex;align-items:center;justify-content:flex-end;gap:4px;flex-wrap:wrap}.keyword-draft-grid{display:grid;grid-template-columns:minmax(150px,.7fr) minmax(150px,.7fr) 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14px;text-align:left;cursor:pointer}.segment-cue-list button.selected{border-color:#9fc4e8;background:#eaf4ff}.segment-cue-list button.boundary-start,.segment-cue-list button.boundary-end{border-color:var(--blue-strong)}.segment-cue-list span{color:var(--blue-strong);font-family:ui-monospace,SFMono-Regular,Consolas,monospace;font-weight:800}.segment-cue-list em{min-width:42px;padding:4px 8px;border-radius:999px;background:#dcecfb;color:var(--blue-strong);font-size:12px;font-style:normal;font-weight:900;text-align:center}.loop-mode-row,.loop-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:12px}.loop-mode-row button,.loop-grid button{border:1px solid var(--line);border-radius:14px;min-height:46px;background:#ffffffdb;color:var(--muted);font-weight:900;cursor:pointer}.loop-mode-row button.active,.loop-grid button.active{background:var(--blue);color:#fff;border-color:transparent}.loop-dialog p{color:var(--muted);font-weight:700}.loop-range{width:100%;accent-color:var(--blue)}.loop-grid{grid-template-columns:repeat(3,minmax(0,1fr))}@media(max-width:1180px){.workspace{grid-template-columns:1fr;overflow:auto}.study-panel{min-height:520px}}@media(max-width:760px){.auth-panel{grid-template-columns:1fr;padding:22px}.auth-copy h1,.catalog-header h1{font-size:26px}.catalog-header,.course-head{align-items:flex-start;flex-direction:column}.catalog-actions,.inline-actions{justify-content:flex-start}.course-section{grid-template-columns:1fr}.course-cover{min-height:150px}.app-shell{height:var(--app-height, 100dvh);grid-template-rows:minmax(0,1fr) 164px}.learning-top-nav{display:none}.workspace{grid-row:1;height:100%;padding:0 0 8px;grid-template-rows:auto minmax(0,1fr);align-content:start;align-items:stretch;overflow:hidden}.hero-area{min-height:0;gap:0}.title-row{display:none}.player-card{height:auto;padding:0;border:0;border-radius:0;box-shadow:none;background:transparent;gap:0;grid-template-rows:auto}.player-card--video-hidden{height:190px}.media-frame{aspect-ratio:16 / 9;width:100%;min-height:0;border-radius:0}.media-frame video{object-fit:contain;object-position:center center}.current-card{display:none}.current-text{align-content:center;overflow:auto}.file-button{min-height:28px;max-width:min(46vw,190px);padding:5px 10px;gap:5px;font-size:12px;box-shadow:0 8px 20px #4d76a41a}.file-button svg{width:15px;height:15px}.import-file-button{max-width:none;min-height:46px;padding:10px 12px;font-size:13px;box-shadow:none}.study-panel{min-height:0;height:100%;border-radius:0;border-left:0;border-right:0;box-shadow:none}.subtitle-list,.keyword-list{flex:1 1 auto;padding:12px 10px 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0!important;border-radius:22px}.font-size-dialog .el-dialog__body,.el-dialog__body{max-height:min(70vh,620px);overflow:auto;padding:14px 16px}.font-size-presets{grid-template-columns:repeat(2,minmax(0,1fr))}.cue-editor-dialog .el-dialog__body{padding:12px 14px}.cue-editor-dialog .el-form-item{margin-bottom:12px}.cue-editor-dialog .el-row{display:grid;grid-template-columns:1fr 1fr;gap:8px}.cue-editor-dialog .el-col{max-width:none;flex:none;width:100%}.cue-editor-dialog .el-input-number{width:100%}.dialog-section-head{align-items:flex-start;flex-direction:column;gap:8px}.keyword-draft{padding:10px;border-radius:14px;gap:10px}.keyword-field>span{font-size:11px}.keyword-field .el-textarea__inner{max-height:180px}.subtitle-card,.keyword-card{padding:9px 10px;border-radius:14px}.subtitle-content{gap:3px}.source-line{line-height:1.34}.target-line{line-height:1.32;margin-top:3px}.subtitle-card footer,.keyword-card footer{gap:8px;margin-top:6px;font-size:11px}.favorite-inline{width:20px;height:20px}.favorite-inline svg{width:15px;height:15px}.keyword-draft{padding:12px}.keyword-draft-grid{grid-template-columns:1fr;gap:10px}.keyword-tooltip{width:min(300px,calc(100vw - 20px));max-height:min(280px,calc(100vh - 28px));padding:12px 14px;border-radius:14px;font-size:12px}.keyword-tooltip:before{margin:-12px -14px 10px}.keyword-detail-close{top:12px;right:12px;width:40px;height:40px;font-size:28px}.keyword-detail-card{max-height:78vh;padding:26px 22px 30px}.keyword-detail-card h3{font-size:34px}.keyword-detail-title-row{gap:8px;margin-bottom:20px}.keyword-detail-edit{width:34px;height:34px}.keyword-detail-card p{font-size:15px;line-height:1.55}}