.velee-seedance__composer{position:relative;width:100%;max-width:var(--seedance-content-width);margin:0 auto;box-sizing:border-box;border:1px solid var(--border-subtle);border-radius:24px;background:var(--background-color-regular);box-shadow:0 12px 40px rgba(var(--primary-color-rgb), 0.06)}.velee-seedance__input{display:flex;gap:18px;align-items:flex-start;padding:20px 22px 6px}.velee-seedance__prompt-box{flex:1;min-width:0;position:relative;min-height:84px}.velee-seedance__prompt{position:relative;z-index:1;min-height:84px;max-height:190px;overflow-y:auto;outline:none;font-size:15px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere;caret-color:var(--primary-color)}.velee-seedance__hint{display:none;position:absolute;inset:0;margin:0;color:var(--text-tertiary);pointer-events:none;font-size:15px;line-height:1.6}.velee-seedance__prompt[data-empty]+.velee-seedance__hints .velee-seedance__hint--omni{display:block}.velee-seedance[data-mode=frames] .velee-seedance__prompt[data-empty]+.velee-seedance__hints .velee-seedance__hint--omni{display:none}.velee-seedance[data-mode=frames] .velee-seedance__prompt[data-empty]+.velee-seedance__hints .velee-seedance__hint--frames{display:block}.velee-seedance__input-hint{margin:0 22px;min-height:0;color:var(--text-secondary);font-size:12px}.velee-seedance__input-hint:not(:empty){margin-bottom:8px}.velee-seedance__controls{display:flex;flex-wrap:wrap;align-items:center;justify-content:space-between;gap:12px;padding:12px 16px 16px}.velee-seedance__consumption{color:var(--text-secondary);font-size:12px}.velee-seedance__history{display:inline-flex;align-items:center;justify-content:center;flex-shrink:0;width:34px;height:34px;border:1px solid var(--border-subtle);border-radius:10px;color:var(--text-secondary);background:var(--background-color);cursor:pointer}.velee-seedance__history[hidden]{display:none}.velee-seedance__cost{color:var(--text-primary);font-weight:600}.velee-seedance__send{display:inline-flex;align-items:center;justify-content:center;gap:10px;padding:11px 17px;border:0;border-radius:14px;background:var(--primary-color);color:var(--primary-button-color);opacity:.65;cursor:pointer;transition:opacity .15s,background .15s}.velee-seedance__send.is-ready{opacity:1}.velee-seedance__send:hover{background:var(--primary-color-hover)}.velee-seedance__send[aria-busy=true]{cursor:progress}.velee-seedance__input.is-nudge,.velee-seedance__assets.is-nudge{animation:velee-seedance-nudge .25s ease}@keyframes velee-seedance-nudge{0%,100%{transform:translateX(0)}25%,75%{transform:translateX(-3px)}50%{transform:translateX(3px)}}.velee-seedance__assets{flex:0 0 auto;padding:2px}.velee-seedance[data-mode=omni] .velee-seedance__frames,.velee-seedance[data-mode=frames] .velee-seedance__refs,.velee-seedance[data-mode=frames] .velee-seedance__mention-start{display:none}.velee-seedance__assets-hint{margin:0 22px;color:var(--text-secondary);font-size:12px}.velee-seedance__assets-hint:not(:empty){margin-bottom:8px}.velee-seedance__mention-start,.velee-seedance__reference-mode{min-height:36px;padding:6px 10px;border:1px solid var(--border-subtle);border-radius:10px;color:var(--text-primary);background:var(--background-color-regular);font:inherit;font-size:12px;cursor:pointer}.velee-seedance__reference-mode{max-width:190px}.velee-seedance__mention,.velee-seedance__sent-mention{display:inline-block;max-width:180px;margin:0 1px;padding:0 7px;overflow:hidden;border:1px solid rgba(var(--primary-color-rgb), 0.34);border-radius:7px;background:rgba(var(--primary-color-rgb), 0.12);color:var(--text-primary);font-size:.9em;font-weight:600;line-height:inherit;text-overflow:ellipsis;white-space:nowrap;vertical-align:bottom;cursor:pointer}.velee-seedance__mention-picker{position:absolute;bottom:calc(100% + 8px);left:18px;z-index:40;display:none;flex-direction:column;gap:4px;box-sizing:border-box;width:260px;max-width:calc(100% - 36px);max-height:240px;padding:8px;overflow-y:auto;border:1px solid var(--border-subtle);border-radius:16px;background:var(--background-color-regular);box-shadow:0 12px 30px rgba(var(--primary-color-rgb), 0.14)}.velee-seedance__mention-picker.is-open{display:flex}.velee-seedance__mention-item{display:flex;align-items:center;gap:10px;width:100%;padding:8px 10px;border:0;border-radius:10px;background:rgba(0,0,0,0);color:var(--text-secondary);text-align:left;cursor:pointer}.velee-seedance__mention-item img{width:24px;height:32px;object-fit:cover;border-radius:6px}.velee-seedance__mention-item.is-active{background:rgba(var(--primary-color-rgb), 0.12);color:var(--text-primary)}.velee-seedance__mention-name{min-width:0;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.velee-seedance__mention-empty{padding:8px 10px}.velee-seedance__mention-empty-text{margin:0 0 10px;color:var(--text-secondary);font-size:13px;line-height:1.5}.velee-seedance__mention-upload{padding:8px 14px;border:0;border-radius:10px;color:var(--primary-button-color);background:var(--primary-color);cursor:pointer}.velee-seedance__composer.is-drop{outline:2px solid var(--primary-color);outline-offset:2px}@media(max-width: 768px){.velee-seedance__input{flex-wrap:wrap;padding:16px 16px 6px;gap:14px}.velee-seedance__assets{width:100%}.velee-seedance__prompt-box{flex-basis:100%}.velee-seedance__reference-mode{max-width:min(190px,52vw)}}.velee-seedance__messages{display:flex;flex-direction:column;gap:30px;max-width:var(--seedance-content-width);margin:0 auto}.velee-seedance__turn{display:flex;flex-direction:column;gap:16px}.velee-seedance__msg{min-width:0}.velee-seedance__msg--user{align-self:flex-end;max-width:min(86%,700px)}.velee-seedance__bubble{padding:14px 18px;border:1px solid var(--border-subtle);border-radius:20px 20px 6px 20px;background:var(--background-color-regular);font-size:14px;line-height:1.6;white-space:pre-wrap;overflow-wrap:anywhere}.velee-seedance__msg--agent{align-self:flex-start;max-width:100%}.velee-seedance__think{display:flex;align-items:center;gap:10px;color:var(--text-secondary);font-size:14px}.velee-seedance__dots{display:inline-flex;gap:4px}.velee-seedance__dots i{width:4px;height:4px;border-radius:50%;background:var(--primary-color);animation:velee-seedance-dot 1.2s ease infinite}.velee-seedance__dots i:nth-child(2){animation-delay:.15s}.velee-seedance__dots i:nth-child(3){animation-delay:.3s}.velee-seedance__agent-text{margin:0 0 12px;color:var(--text-secondary);font-size:13px;line-height:1.6}.velee-seedance__loading,.velee-seedance__card{width:min(440px,65vw,360px*var(--seedance-aspect));max-height:360px;overflow:hidden;border-radius:18px;border:1px solid var(--border-subtle);background:var(--background-color-regular)}.velee-seedance__loading{display:flex;align-items:center;justify-content:center;box-sizing:border-box;min-height:160px;padding:20px;color:var(--text-secondary);font-size:13px;text-align:center;background:linear-gradient(110deg, var(--background-color-regular) 20%, rgba(var(--primary-color-rgb), 0.12) 48%, var(--background-color-regular) 76%);background-size:250% 100%;animation:velee-seedance-render 2.4s linear infinite}.velee-seedance__card-video{display:block;width:100%;height:100%;object-fit:contain}.velee-seedance__card{position:relative}.velee-seedance__download{position:absolute;top:8px;right:8px;display:inline-flex;align-items:center;justify-content:center;width:35px;height:35px;border-radius:10px;color:hsla(0,0%,100%,.8);background:rgba(0,0,0,.6);text-decoration:none;cursor:pointer}.velee-seedance__download:hover{color:#fff}.velee-seedance__download:focus-visible{outline:2px solid #fff;outline-offset:-4px}.velee-seedance__failure-action{display:inline-flex;margin-top:10px;padding:8px 12px;border:1px solid var(--border-subtle);border-radius:10px;color:var(--text-primary);background:var(--background-color-regular);font-size:12px;text-decoration:none;cursor:pointer}.velee-seedance__failure{padding:16px 18px;border:1px solid var(--border-subtle);border-radius:16px}.velee-seedance__failure-title{margin:0;font-size:14px;font-weight:600}.velee-seedance__failure-desc{margin:6px 0 0;color:var(--text-secondary);font-size:13px;line-height:1.5}@keyframes velee-seedance-dot{0%,70%,100%{opacity:.35}35%{opacity:1}}@keyframes velee-seedance-render{to{background-position:-250% 0}}.velee-seedance__sent-frames{display:flex;justify-content:flex-end;gap:10px;margin-bottom:8px}.velee-seedance__sent-frame{position:relative;padding:0;overflow:hidden;border:1px solid var(--border-subtle);border-radius:12px;background:var(--background-color-regular);cursor:pointer}.velee-seedance__sent-frame-img{display:block;width:72px;height:72px;object-fit:cover}.velee-seedance__sent-frame-label{display:block;max-width:96px;padding:4px;color:var(--text-primary);background:var(--background-color-regular);font-size:10px}.velee-seedance{--seedance-ease-stack: cubic-bezier(0.2, 0.8, 0.2, 1);--seedance-ease-spring: ease;--seedance-tile-w: 66px;--seedance-tile-h: 88px}.velee-seedance[data-view=chat]{--seedance-tile-w: 58px;--seedance-tile-h: 78px}.velee-seedance__refs{position:relative;z-index:5;flex:0 0 auto;width:var(--seedance-tile-w);height:var(--seedance-tile-h)}.velee-seedance__refs:not([data-count="0"]){margin-right:6px}.velee-seedance__refs.is-open{z-index:30}.velee-seedance__ref{position:absolute;top:0;left:0;display:flex;align-items:center;justify-content:center;width:100%;height:100%;border-radius:10px;background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset,0 8px 18px -8px rgba(var(--primary-color-rgb), 0.14);color:var(--text-secondary);outline:2px solid rgba(var(--primary-color-rgb), 0);outline-offset:2px;cursor:pointer;transform-origin:50% 50%;transition:transform .6s var(--seedance-ease-stack),background .3s ease,box-shadow .3s ease,color .3s ease}.velee-seedance__ref.is-highlighted{outline-color:var(--primary-color)}.velee-seedance__ref-img{position:absolute;inset:0;width:100%;height:100%;border-radius:inherit;object-fit:cover;transition:opacity .3s ease}.velee-seedance__ref--0{z-index:4;transform:rotate(-4deg)}.velee-seedance__ref--1{z-index:3;transform:translate(3px, -1px) rotate(4deg)}.velee-seedance__ref--2{z-index:2;transform:translate(-2px, -2px) rotate(-7deg)}.velee-seedance__ref--3{z-index:1;transform:translate(4px, -3px) rotate(8deg)}.velee-seedance__refs.is-open .velee-seedance__ref{box-shadow:0 0 0 1px var(--border-subtle) inset,0 12px 26px -10px rgba(var(--primary-color-rgb), 0.14)}.velee-seedance__refs.is-open .velee-seedance__ref:hover{z-index:9;background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset,0 18px 34px -12px rgba(var(--primary-color-rgb), 0.14);color:var(--text-secondary)}.velee-seedance__refs.is-open .velee-seedance__ref--0{transform:translate(0, 2px) rotate(-4deg)}.velee-seedance__refs.is-open .velee-seedance__ref--0:hover{transform:translate(0, 2px) rotate(-4deg) scale(1.14)}.velee-seedance__refs.is-open .velee-seedance__ref--1{transform:translate(74px, -3px) rotate(3deg)}.velee-seedance__refs.is-open .velee-seedance__ref--1:hover{transform:translate(74px, -3px) rotate(3deg) scale(1.14)}.velee-seedance__refs.is-open .velee-seedance__ref--2{transform:translate(148px, 2px) rotate(-3deg)}.velee-seedance__refs.is-open .velee-seedance__ref--2:hover{transform:translate(148px, 2px) rotate(-3deg) scale(1.14)}.velee-seedance__refs.is-open .velee-seedance__ref--3{transform:translate(222px, -2px) rotate(4deg)}.velee-seedance__refs.is-open .velee-seedance__ref--3:hover{transform:translate(222px, -2px) rotate(4deg) scale(1.14)}.velee-seedance__ref-name{position:absolute;bottom:calc(100% + 10px);left:50%;box-sizing:border-box;max-width:180px;padding:6px 10px;overflow:hidden;border-radius:8px;background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset,0 10px 24px -10px rgba(var(--primary-color-rgb), 0.14);color:var(--text-primary);font-size:11px;font-weight:600;text-overflow:ellipsis;white-space:nowrap;opacity:0;transform:translate(-50%, 6px);pointer-events:none;transition:opacity .28s ease,transform .4s var(--seedance-ease-stack)}.velee-seedance__refs.is-open .velee-seedance__ref:hover .velee-seedance__ref-name{opacity:1;transform:translate(-50%, 0)}.velee-seedance__ref-remove{position:absolute;top:-7px;right:-7px;z-index:3;display:flex;align-items:center;justify-content:center;width:20px;height:20px;border-radius:50%;background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset;color:var(--text-secondary);opacity:0;transform:scale(0.8);pointer-events:none;transition:opacity .28s ease,transform .35s var(--seedance-ease-stack),background .25s ease}.velee-seedance__ref-remove:hover{background:var(--background-color-regular);color:var(--text-primary);transform:scale(1.12)}.velee-seedance__refs.is-open .velee-seedance__ref:hover .velee-seedance__ref-remove,.velee-seedance__frame:hover .velee-seedance__ref-remove,.velee-seedance__ref-remove:focus-visible{opacity:1;transform:scale(1);pointer-events:auto}.velee-seedance__ref-spin{display:none}[data-uploading]>.velee-seedance__ref-img{opacity:.45}[data-uploading]>.velee-seedance__ref-spin{position:absolute;top:50%;left:50%;z-index:2;display:block;box-sizing:border-box;width:18px;height:18px;margin:-9px 0 0 -9px;border:2px solid var(--border-subtle);border-top-color:var(--primary-color);border-radius:50%;animation:seedance-spin .8s linear infinite}.velee-seedance__ref-plus{display:inline-flex;transition:transform .4s var(--seedance-ease-stack)}.velee-seedance__ref-add,.velee-seedance__frame-add{position:absolute;top:0;left:0;z-index:0;display:flex;flex-direction:column;align-items:center;justify-content:center;gap:6px;box-sizing:border-box;width:100%;height:100%;border:1.5px dashed var(--border-subtle);border-radius:10px;background:var(--background-color-regular);color:var(--text-secondary);transform:translate(7px, -4px) rotate(11deg);transition:transform .6s var(--seedance-ease-stack),opacity .4s ease .1s,border-color .3s ease,color .3s ease,background .3s ease}.velee-seedance__ref-add:hover,.velee-seedance__frame-add:hover{border-color:var(--text-secondary);background:var(--background-color-regular);color:var(--text-primary)}.velee-seedance__refs.is-open .velee-seedance__ref-add{transform:translate(var(--seedance-tile-x), -1px) rotate(5deg)}.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add,.velee-seedance__frame-add{border-color:var(--text-secondary);color:var(--text-secondary);transform:rotate(-5deg)}.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add:hover,.velee-seedance__frame-add:hover{border-color:var(--text-secondary);background:var(--background-color-regular);color:var(--text-primary)}.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add:hover .velee-seedance__ref-plus,.velee-seedance__frame-add:hover .velee-seedance__ref-plus{transform:scale(1.15)}.velee-seedance[data-view=chat] .velee-seedance__refs[data-count="0"] .velee-seedance__ref-add{gap:5px;border-color:var(--text-secondary);color:var(--text-secondary)}.is-drop .velee-seedance__refs[data-count="0"] .velee-seedance__ref-add,.is-drop .velee-seedance__frame-add{border-color:var(--primary-color);background:rgba(var(--primary-color-rgb), 0.08);color:var(--text-primary)}.velee-seedance__frames{display:flex;align-items:center;gap:10px}.velee-seedance__frame{position:relative;flex:0 0 auto;width:var(--seedance-tile-w);height:var(--seedance-tile-h);border-radius:10px}.velee-seedance__frame[data-filled]{background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset,0 8px 18px -8px rgba(var(--primary-color-rgb), 0.14);cursor:pointer}.velee-seedance__frame[data-slot=first][data-filled]{transform:rotate(-4deg)}.velee-seedance__frame[data-slot=last][data-filled]{transform:rotate(4deg)}.velee-seedance__frame[data-slot=last] .velee-seedance__frame-add{transform:rotate(4deg)}.velee-seedance__frame-label{padding:0 4px;font-size:10.5px;font-weight:600;line-height:1.2;text-align:center}.velee-seedance__frame[data-filled] .velee-seedance__frame-label{position:absolute;right:4px;bottom:4px;left:4px;z-index:1;padding:2px 4px;overflow:hidden;border-radius:5px;background:rgba(var(--primary-color-rgb), 0.14);color:var(--text-secondary);font-size:9.5px;white-space:nowrap;text-overflow:ellipsis}.velee-seedance__frame-swap{display:inline-flex;flex:0 0 auto;align-items:center;justify-content:center;width:26px;height:26px;border-radius:50%;background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset;color:var(--text-secondary);transition:background .2s ease,color .2s ease}.velee-seedance__frame-swap:hover{background:var(--background-color-regular);color:var(--text-primary)}@media screen and (max-width: 880px){.velee-seedance{--seedance-tile-w: 48px;--seedance-tile-h: 62px}.velee-seedance[data-view=chat]{--seedance-tile-w: 44px;--seedance-tile-h: 58px}.velee-seedance__refs,.velee-seedance__refs:not([data-count="0"]){display:flex;align-items:center;gap:9px;width:auto;height:auto;margin-right:0;overflow-x:auto;overflow-y:hidden;scrollbar-width:none}.velee-seedance__refs::-webkit-scrollbar,.velee-seedance__refs:not([data-count="0"])::-webkit-scrollbar{display:none}.velee-seedance__ref,.velee-seedance__refs.is-open .velee-seedance__ref{position:relative;flex:0 0 auto;width:var(--seedance-tile-w);height:var(--seedance-tile-h);border-radius:11px;box-shadow:0 0 0 1px var(--border-subtle) inset;transform:none}.velee-seedance__ref:hover,.velee-seedance__refs.is-open .velee-seedance__ref:hover{transform:none}.velee-seedance[data-view=chat] .velee-seedance__ref{border-radius:10px}.velee-seedance__ref-name{display:none}.velee-seedance__ref-remove,.velee-seedance__refs.is-open .velee-seedance__ref:hover .velee-seedance__ref-remove{top:4px;right:4px;background:var(--background-color-regular);box-shadow:0 0 0 1px var(--border-subtle) inset;color:var(--text-primary);opacity:1;transform:none;pointer-events:auto;transition:background .18s ease,transform .16s var(--seedance-ease-spring)}.velee-seedance__ref-remove:hover,.velee-seedance__refs.is-open .velee-seedance__ref:hover .velee-seedance__ref-remove:hover{background:var(--primary-color);transform:none}.velee-seedance__ref-remove:active,.velee-seedance__refs.is-open .velee-seedance__ref:hover .velee-seedance__ref-remove:active{transform:scale(0.9)}.velee-seedance__ref-add,.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add,.velee-seedance__refs.is-open .velee-seedance__ref-add,.velee-seedance__frame-add{position:relative;flex:0 0 auto;width:var(--seedance-tile-w);height:var(--seedance-tile-h);border-color:var(--text-secondary);border-radius:11px;color:var(--text-secondary);transform:none}.velee-seedance__ref-add svg,.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add svg,.velee-seedance__refs.is-open .velee-seedance__ref-add svg,.velee-seedance__frame-add svg{width:18px;height:18px}.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add{color:var(--text-secondary)}.velee-seedance__refs[data-count="0"] .velee-seedance__ref-add svg{width:20px;height:20px}.velee-seedance[data-view=chat] .velee-seedance__ref-add,.velee-seedance[data-view=chat] .velee-seedance__frame-add{border-color:var(--text-secondary);border-radius:10px;color:var(--text-secondary)}.velee-seedance__frames{gap:9px}.velee-seedance__frame,.velee-seedance__frame[data-slot]{border-radius:11px;transform:none}.velee-seedance__frame[data-slot=last] .velee-seedance__frame-add{transform:none}.velee-seedance__frame-add{gap:3px}.velee-seedance__frame-label{font-size:9.5px}}@keyframes seedance-spin{to{transform:rotate(360deg)}}.velee-seedance__panel-anchor{position:relative;margin-right:auto}.velee-seedance__customize,.velee-seedance__summary-button{padding:9px 12px;border:1px solid var(--border-subtle);border-radius:12px;color:var(--text-secondary);background:var(--background-color);cursor:pointer;font-size:13px}.velee-seedance__customize:hover,.velee-seedance__summary-button:hover{color:var(--text-primary);border-color:var(--primary-color)}.velee-seedance__summary-button{display:none}.velee-seedance__panel-wrap{position:absolute;bottom:calc(100% + 12px);left:50%;z-index:10;transform:translateX(calc(-50% + var(--seedance-panel-dx, 0px)))}.velee-seedance__panel{box-sizing:border-box;width:360px;max-width:calc(100vw - 40px);max-height:min(460px,100dvh - var(--app-header-height) - 64px);overflow-y:auto;padding:16px;border:1px solid var(--border-subtle);border-radius:18px;color:var(--text-primary);background:var(--background-color-regular);box-shadow:0 16px 40px rgba(var(--primary-color-rgb), 0.16);outline:none}.velee-seedance__panel-head,.velee-seedance__duration-head,.velee-seedance__audio,.velee-seedance__panel-foot{display:flex;align-items:center;justify-content:space-between;gap:12px}.velee-seedance__panel-head{margin-bottom:18px}.velee-seedance__panel-title{font-size:15px;font-weight:600}.velee-seedance__panel-close{display:flex;align-items:center;justify-content:center;width:30px;height:30px;padding:0;border:0;border-radius:9px;color:var(--text-secondary);background:var(--background-color);font-size:22px;cursor:pointer}.velee-seedance__label{display:block;margin-bottom:8px;color:var(--text-secondary);font-size:12px}.velee-seedance__model{width:100%;margin-bottom:16px;padding:10px;border:1px solid var(--border-subtle);border-radius:10px;color:var(--text-primary);background:var(--background-color);font:inherit;font-size:13px}.velee-seedance__ratios,.velee-seedance__resolutions{display:grid;gap:4px;margin-bottom:16px;padding:4px;border:1px solid var(--border-subtle);border-radius:12px;background:var(--background-color)}.velee-seedance__ratios button,.velee-seedance__resolutions button{padding:9px 0;border:1px solid rgba(0,0,0,0);border-radius:8px;color:var(--text-secondary);background:rgba(0,0,0,0);font-size:12px;cursor:pointer}.velee-seedance__ratios button:hover,.velee-seedance__resolutions button:hover{color:var(--text-primary)}.velee-seedance__ratios button.is-active,.velee-seedance__resolutions button.is-active{border-color:var(--primary-color);color:var(--primary-color);background:rgba(var(--primary-color-rgb), 0.1)}.velee-seedance__ratios{grid-template-columns:repeat(6, minmax(0, 1fr))}.velee-seedance__resolutions{grid-template-columns:repeat(2, minmax(0, 1fr))}.velee-seedance__ratio-box{display:flex;align-items:center;justify-content:center;height:22px;margin-bottom:5px}.velee-seedance__ratio-glyph{display:block;box-sizing:border-box;border:1.5px solid currentColor;border-radius:3px}.velee-seedance__ratio-glyph[data-ratio="21:9"]{width:22px;height:10px}.velee-seedance__ratio-glyph[data-ratio="16:9"]{width:21px;height:12px}.velee-seedance__ratio-glyph[data-ratio="4:3"]{width:18px;height:14px}.velee-seedance__ratio-glyph[data-ratio="1:1"]{width:16px;height:16px}.velee-seedance__ratio-glyph[data-ratio="3:4"]{width:14px;height:18px}.velee-seedance__ratio-glyph[data-ratio="9:16"]{width:11px;height:20px}.velee-seedance__duration-head .velee-seedance__label,.velee-seedance__audio .velee-seedance__label{margin-bottom:0}.velee-seedance__duration-value{font-size:13px;font-variant-numeric:tabular-nums}.velee-seedance__slider{--seedance-knob: 18px;position:relative;display:flex;align-items:center;height:36px;margin-bottom:8px}.velee-seedance__slider input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}.velee-seedance__slider:focus-within{outline:2px solid var(--primary-color);outline-offset:2px;border-radius:8px}.velee-seedance__slider-rail,.velee-seedance__slider-fill{position:absolute;left:calc(var(--seedance-knob)/2);height:5px;border-radius:9px}.velee-seedance__slider-rail{right:calc(var(--seedance-knob)/2);background:var(--border-subtle)}.velee-seedance__slider-fill{width:calc((100% - var(--seedance-knob))*var(--seedance-duration-fraction, 0));background:var(--primary-color)}.velee-seedance__slider-knob{position:absolute;left:calc((100% - var(--seedance-knob))*var(--seedance-duration-fraction, 0));width:var(--seedance-knob);height:var(--seedance-knob);border-radius:50%;background:var(--primary-color);pointer-events:none}.velee-seedance__audio-switch{position:relative;display:inline-block;flex:0 0 auto;width:44px;height:24px;cursor:pointer}.velee-seedance__audio-switch input{position:absolute;inset:0;width:100%;height:100%;margin:0;opacity:0;cursor:pointer}.velee-seedance__audio-switch input:checked+.velee-seedance__audio-slider{background:var(--primary-color);border-color:var(--primary-color)}.velee-seedance__audio-switch input:checked+.velee-seedance__audio-slider::before{transform:translateX(20px);background:var(--primary-button-color)}.velee-seedance__audio-switch input:focus-visible+.velee-seedance__audio-slider{outline:2px solid var(--primary-color);outline-offset:3px}.velee-seedance__audio-slider{position:absolute;inset:0;border:1px solid var(--border-subtle);border-radius:14px;background:var(--background-color);pointer-events:none;transition:background .15s}.velee-seedance__audio-slider::before{content:"";position:absolute;top:2px;left:2px;width:18px;height:18px;border-radius:50%;background:var(--text-secondary);transition:transform .15s}.velee-seedance__panel-foot{margin-top:18px;padding-top:12px;border-top:1px solid var(--border-subtle)}.velee-seedance__done{padding:9px 14px;border:0;border-radius:10px;color:var(--primary-button-color);background:var(--primary-color);cursor:pointer}.velee-seedance__scrim{display:none}.velee-seedance__panel-wrap[hidden],.velee-seedance__scrim[hidden]{display:none}@media(max-width: 768px){.velee-seedance__controls{flex-wrap:wrap}.velee-seedance__panel-anchor{position:static;flex-basis:100%}.velee-seedance__customize{display:none}.velee-seedance__summary-button{display:block;max-width:100%;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.velee-seedance__panel-wrap{position:fixed;inset:auto 0 0;z-index:1001;transform:none}.velee-seedance__panel{width:100%;max-width:none;max-height:calc(100dvh - var(--app-header-height) - 12px);padding:20px 18px max(18px,env(safe-area-inset-bottom));border-radius:22px 22px 0 0}.velee-seedance__scrim{position:fixed;inset:0;z-index:1000;display:block;background:rgba(var(--primary-color-rgb), 0.3);backdrop-filter:blur(3px)}}.velee-seedance{--seedance-content-width: 900px;--seedance-gutter: clamp(16px, 3vw, 40px);position:relative;display:flex;flex-direction:column;width:100%;height:max(440px,100dvh - var(--app-header-height) - 40px);box-sizing:border-box;overflow:hidden;color:var(--text-primary);background:var(--background-color)}.velee-seedance :where(button,a,[role=button]){font:inherit;-webkit-tap-highlight-color:rgba(0,0,0,0)}.velee-seedance :where(button,a,[role=button]):focus-visible{outline:2px solid var(--primary-color);outline-offset:3px}.velee-seedance__glow{position:absolute;top:4%;left:50%;width:min(720px,100%);height:360px;transform:translateX(-50%);background:radial-gradient(ellipse, rgba(var(--primary-color-rgb), 0.12), transparent 70%);pointer-events:none}.velee-seedance__stage{position:relative;display:flex;flex:1;min-height:0;flex-direction:column;justify-content:center;align-items:center;padding:24px var(--seedance-gutter)}.velee-seedance__hero{max-width:760px;margin-bottom:30px;text-align:center}.velee-seedance__title{margin:0 0 14px;font-size:40px;font-weight:700;line-height:1.2;letter-spacing:-0.02em}.velee-seedance__keyword{color:var(--primary-color)}.velee-seedance__desc{max-width:680px;margin:0 auto;font-size:16px;line-height:1.6;color:var(--text-secondary)}.velee-seedance__thread{display:none}.velee-seedance__more{height:1px}.velee-seedance__dock{width:100%;max-width:var(--seedance-content-width)}.velee-seedance__jump{position:absolute;bottom:210px;left:50%;z-index:2;transform:translateX(-50%);padding:9px 16px;border:1px solid var(--border-subtle);border-radius:24px;color:var(--text-primary);background:var(--background-color-regular);cursor:pointer}.velee-seedance__jump[hidden]{display:none}.velee-seedance[data-view=chat] .velee-seedance__stage{align-items:stretch;justify-content:flex-start;padding:0}.velee-seedance[data-view=chat] .velee-seedance__hero{display:none}.velee-seedance[data-view=chat] .velee-seedance__thread{display:block;flex:1;min-height:0;padding:24px var(--seedance-gutter) 12px;overflow-y:auto;overscroll-behavior:contain}.velee-seedance[data-view=chat] .velee-seedance__dock{max-width:none;padding:8px var(--seedance-gutter);box-sizing:border-box}@media(max-width: 768px){.velee-seedance{height:max(440px,100dvh - var(--app-header-height) - 32px)}.velee-seedance__stage{padding:20px 0}.velee-seedance__hero{margin-bottom:24px}.velee-seedance__title{font-size:28px}.velee-seedance__desc{font-size:14px}.velee-seedance[data-view=chat] .velee-seedance__dock{padding:8px 0}.velee-seedance[data-view=chat] .velee-seedance__thread{padding:18px 0 8px}}@media(prefers-reduced-motion: reduce){.velee-seedance *,.velee-seedance *::before,.velee-seedance *::after{animation-duration:1ms !important;animation-iteration-count:1 !important;transition-duration:1ms !important}}