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var(--line);background:linear-gradient(145deg,var(--surface),var(--page));border-radius:20px;padding:29px;overflow:hidden;box-shadow:0 16px 60px #00061b0c}.panel-topline{display:flex;align-items:center;gap:10px;margin-bottom:31px}.panel-marker{width:7px;height:7px;background:var(--accent);border-radius:2px;transform:rotate(45deg)}.panel-topline h2{font-weight:550;font-size:15px;letter-spacing:-.2px}.panel-topline>.text-link{margin-left:auto;color:var(--muted);font-size:10px}.panel-topline>.text-link:hover{color:var(--accent)}.input-label{display:block;font-size:11px;color:var(--muted);margin-bottom:9px;line-height:1.5}.url-input-wrap{display:flex;align-items:center;gap:10px;border:1px solid #505c78;background:var(--page);padding:10px 11px 10px 15px;border-radius:10px;transition:border-color .3s,box-shadow .3s}.url-input-wrap:focus-within{border-color:var(--accent);box-shadow:0 0 0 4px #97b4f210}.url-input-wrap>.icon{color:var(--accent);width:18px;height:18px;flex:none}.url-input-wrap input{width:100%;min-width:0;background:none;border:0;outline:0;font-size:13px;color:var(--text);height:34px}.url-input-wrap input:focus-visible{outline:none}.url-input-wrap input::placeholder{color:var(--muted);font-size:12px}.url-input-wrap .icon-button{flex:none;width:24px;height:28px}.url-input-wrap .icon-button .icon{width:14px;height:14px}.paste-button{background:var(--soft);border:1px solid var(--line);color:var(--text);padding:7px 10px;border-radius:6px;line-height:1.4;font-size:10px}.url-hint{display:flex;justify-content:space-between;gap:10px;font-size:9px;color:var(--muted);margin-top:10px}.url-hint kbd{font-size:8px}.platform-row{display:flex;align-items:center;flex-wrap:wrap;gap:22px;margin-top:23px;font-size:10px;color:var(--muted)}.platform-row>span{display:flex;align-items:center;gap:7px}.platform-row b{font-size:15px;line-height:1;font-weight:500;color:var(--text)}.platform-row .platform-youtube{font-size:10px;background:#5266921f;color:var(--accent);padding:3px 6px;border-radius:4px}.inspect-button{width:100%;justify-content:space-between;margin-top:24px;font-size:13px;min-height:49px}.inspect-button:disabled,.download-button:disabled{opacity:.55;transform:none;box-shadow:none}.spinner{width:17px;height:17px;border:2px solid currentColor;border-right-color:transparent;border-radius:50%;display:inline-block;animation:spin .8s linear infinite;flex:none}.inline-message{margin-top:20px;border:1px solid #dc9c843d;border-radius:9px;padding:14px 16px;background:#dc9c840a;font-size:12px;line-height:1.85;color:#b8705c}.inline-message.error{color:#eab3a1}.inline-message.info{border-color:var(--line);background:var(--soft);color:var(--muted)}[data-theme=light] .inline-message.error{color:#9e4b37}.idle-visual{position:relative;height:183px;display:flex;justify-content:space-around;align-items:center;max-width:380px;margin:10px auto 0;padding:0 27px 30px;isolation:isolate}.idle-visual 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p{font-size:11px;line-height:1.85;color:var(--muted)}.sidebar-help{width:100%;display:flex;align-items:center;justify-content:space-between;gap:10px;background:none;border-top:1px solid var(--line);padding:17px 0 0;font-size:10px;color:var(--accent)}.sidebar-help .icon{width:14px;height:14px}.privacy-card{display:flex;gap:12px;padding:22px 8px 0}.privacy-card>.icon{width:16px;height:16px;color:var(--accent);margin-top:3px}.privacy-card h3{font-size:11px;font-weight:550}.privacy-card p{font-size:10px;color:var(--muted);line-height:1.9;margin-top:6px}.arus-bottom-note{display:flex;gap:12px;max-width:720px;margin-top:24px;color:var(--muted);font-size:10px;line-height:1.9}.arus-bottom-note .tiny-cross{color:var(--accent)}.arus-footer{max-width:1210px;display:flex;gap:20px;justify-content:space-between;border-top:1px solid var(--line);padding-block:23px 28px;margin-top:58px;font-size:10px;color:var(--muted)}.arus-footer>span{font-size:8px;letter-spacing:1.3px}.arus-footer 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var(--line);border-radius:9px}.mode-option{display:flex;align-items:center;justify-content:center;gap:7px;flex:1;padding:9px 7px;border-radius:6px;background:none;color:var(--muted);font-size:11px}.mode-option .icon{width:14px;height:14px}.mode-option.active{background:var(--soft);color:var(--accent);box-shadow:0 2px 4px #0001}.mode-option small{font-size:8px;opacity:.65}.mode-option:disabled{opacity:.4;cursor:not-allowed}.quality-wrap select,.preference-row select{width:100%;height:45px;border:1px solid var(--line);border-radius:9px;padding:0 12px;background:var(--page);color:var(--text);font-size:12px}.quality-wrap select:disabled{opacity:.45}.format-hint{font-size:10px;color:var(--muted);margin-top:14px;line-height:1.8}.download-button{width:100%;justify-content:space-between;margin-top:21px}.download-button>span:last-child{font-size:23px;line-height:1}.download-limit{font-size:9px;color:var(--muted);text-align:center;margin-top:10px;line-height:1.8}.download-progress{border:1px solid var(--line);border-radius:11px;padding:19px;margin-top:24px;background:var(--soft);animation:entrance .3s ease}.progress-heading{display:flex;align-items:center;gap:13px}.progress-heading>.spinner{color:var(--accent)}.progress-heading h3{font-size:13px;font-weight:550}.progress-heading p{font-size:10px;color:var(--muted);margin-top:3px}.progress-heading>.text-link{font-size:10px;margin-left:auto;color:var(--muted)}.progress-track{height:4px;background:var(--line);border-radius:5px;overflow:hidden;margin-top:18px}.progress-track>span{height:100%;display:block;background:var(--accent);border-radius:5px;width:0;transition:width .2s linear}.progress-track>span.indeterminate{width:35%;animation:progress 1.9s ease-in-out infinite}.progress-amount{font-size:9px;color:var(--muted);margin-top:10px}.download-complete{display:flex;align-items:flex-start;gap:15px;padding:21px;margin-top:23px;border:1px solid #7795d24d;border-radius:12px;background:#97b3e90a;animation:entrance .4s ease}.complete-icon{width:35px;height:35px;border:1px solid #7795d24d;border-radius:50%;display:grid;place-items:center;color:var(--accent);flex:none}.complete-icon .icon{width:19px;height:19px}.download-complete .eyebrow{color:var(--accent);font-size:8px}.download-complete h3{font-size:19px;font-weight:500;letter-spacing:-.5px;margin:5px 0}.download-complete p{font-size:10px;line-height:1.8;color:var(--muted);overflow-wrap:anywhere}.download-complete .text-link{font-size:11px;color:var(--accent);margin-top:13px}.arus-dialog{max-width:620px}.arus-dialog-body{padding:30px}.arus-dialog-body>h2{font-size:32px;font-weight:520;line-height:1.2;letter-spacing:-1.2px;margin:0 0 20px}.arus-dialog-body>p{font-size:13px;line-height:1.9;color:var(--muted);margin-bottom:22px}.arus-dialog-body details{border-bottom:1px solid var(--line);padding:16px 0}.arus-dialog-body summary{cursor:pointer;font-size:13px;font-weight:550;padding-right:15px}.arus-dialog-body details p{font-size:12px;color:var(--muted);line-height:1.9;padding-top:12px}.preference-row{display:flex;justify-content:space-between;gap:22px;padding:21px 0;border-bottom:1px solid var(--line);align-items:center}.preference-row h3{font-size:14px;font-weight:550}.preference-row p{font-size:11px;color:var(--muted);margin-top:5px}.preference-row select{max-width:115px;height:39px}.toggle{width:42px;height:24px;padding:3px;border:1px solid var(--line);border-radius:30px;background:var(--soft);flex:none}.toggle span{display:block;width:16px;height:16px;background:var(--muted);border-radius:50%;transition:transform .2s,background .2s}.toggle[aria-checked=true]{background:#99b3e62b;border-color:var(--accent)}.toggle[aria-checked=true] span{transform:translateX(17px);background:var(--accent)}[data-motion=reduced] *,[data-motion=reduced] *:before,[data-motion=reduced] *:after{animation:none!important;transition:none!important;scroll-behavior:auto!important}
@keyframes spin{to{transform:rotate(360deg)}}@keyframes flow{0%{left:calc(20% + 10px);opacity:0}15%{opacity:1}85%{opacity:1}100%{left:calc(80% - 10px);opacity:0}}@keyframes progress{0%{transform:translateX(-110%)}100%{transform:translateX(400%)}}
@media(min-width:1450px){.arus-main,.arus-footer{max-width:1210px}.workspace{grid-template-columns:minmax(0,1fr) 310px;gap:30px}.download-panel{padding:33px}.arus-heading h1{font-size:70px}.thumbnail-wrap{width:180px}}
@media(max-width:1000px){.workspace{grid-template-columns:minmax(0,1fr) 250px;gap:19px}.download-panel{padding:23px}.sidebar-card{padding:25px 20px}.arus-heading h1{font-size:57px}.url-hint{font-size:8px}.url-hint>span:last-child{display:none}.platform-row{gap:15px}.thumbnail-wrap{width:130px}.media-preview{padding:12px;gap:14px}.media-summary h3{font-size:14px}.format-area{gap:14px}.mode-option{font-size:10px;gap:5px}.mode-option small{display:none}.desktop-nav{gap:20px}.arus-page .desktop-nav{margin-left:0}}
@media(max-width:800px){.workspace{grid-template-columns:minmax(0,1fr)}.workspace-sidebar{display:grid;grid-template-columns:1fr 230px;gap:22px}.sidebar-card{padding:23px}.sidebar-eyebrow{font-size:8px}.sidebar-card>h2{font-size:24px;line-height:1.2;margin:15px 0 21px}.sidebar-card>h2 br{display:none}.steps{display:grid;grid-template-columns:repeat(3,1fr);gap:17px}.steps li{display:block;padding:0}.steps li:after{display:none}.steps li>span{display:block;margin-bottom:10px}.steps p{font-size:10px}.sidebar-help{margin-top:20px}.privacy-card{padding:24px 0;gap:10px}.privacy-card p{font-size:11px}.arus-heading h1{font-size:54px}.arus-heading-side{gap:11px}.engine-status{font-size:10px}.arus-heading>div>p{font-size:12px}.arus-page .desktop-nav{display:none}.arus-page .header-inner{height:80px}.media-preview{padding:16px;gap:20px}.thumbnail-wrap{width:180px}.media-summary h3{font-size:17px}.mode-option small{display:block}.mode-option{font-size:12px}.download-panel{padding:28px}.idle-visual{height:170px}.arus-footer{margin-top:45px}}
@media(max-width:620px){.arus-main,.arus-footer{width:calc(100% - 32px)}.arus-page .header-inner{height:76px}.settings-button{padding:8px;margin-left:3px;background:none;border-color:transparent}.settings-button span{display:none}.settings-button .icon{height:18px;width:18px}.help-glyph{width:17px;height:17px;font-size:11px;line-height:15px}.arus-breadcrumb{padding:21px 0 27px;gap:9px;font-size:10px}.arus-heading{display:block;margin-bottom:26px}.arus-heading .eyebrow{font-size:8px}.arus-heading h1{font-size:49px;letter-spacing:-2.7px;margin:18px 0}.arus-heading>div>p{font-size:13px;max-width:290px;line-height:1.9}.arus-heading-side{flex-direction:row;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:24px}.arus-heading-side>.beta-label{font-size:6px;padding:4px 6px;letter-spacing:.7px}.engine-status{font-size:9px;gap:5px}.engine-caption{display:none}.download-panel{padding:22px 18px;border-radius:15px}.panel-topline{gap:8px;margin-bottom:26px}.panel-topline h2{font-size:14px}.panel-topline>.text-link{font-size:9px;gap:5px}.panel-topline>.text-link .icon{height:12px;width:12px}.url-input-wrap{padding:8px 9px 8px 11px;gap:7px}.url-input-wrap>.icon{height:16px;width:16px}.url-input-wrap input{font-size:13px;height:34px}.url-input-wrap input::placeholder{font-size:11px}.paste-button{padding:6px 8px;font-size:9px}.url-hint{font-size:9px}.input-label{font-size:11px}.platform-row{gap:16px 18px;margin-top:20px;font-size:10px;justify-content:space-between}.platform-row>span{gap:5px}.platform-row b{font-size:13px}.platform-row .platform-youtube{font-size:8px;padding:3px 5px}.inspect-button{margin-top:22px;font-size:13px}.idle-visual{height:155px;max-width:300px;padding-inline:12px}.flow-rail{left:36px;right:36px}.flow-node{height:33px;width:33px}.node-core{height:51px;width:51px}.node-core .icon{height:29px;width:29px}.idle-visual p{font-size:9px}.workspace-sidebar{display:block}.sidebar-card{padding:25px 21px}.sidebar-card>h2{font-size:25px}.steps{gap:15px}.steps li>span{font-size:8px;width:21px;height:21px;line-height:19px}.steps h3{font-size:11px}.steps p{font-size:10px}.sidebar-help{font-size:11px;padding-top:18px}.privacy-card{padding:20px 7px 0}.privacy-card h3{font-size:12px}.privacy-card p{font-size:11px}.arus-bottom-note{font-size:10px;margin-top:20px}.arus-footer{margin-top:35px;flex-wrap:wrap;gap:15px;font-size:10px}.arus-footer>span{display:none}.arus-footer button{margin-left:auto}.media-preview{display:block;padding:0;border:0;background:none}.thumbnail-wrap{width:100%;aspect-ratio:16/9;border-radius:9px}.media-summary{margin-top:15px}.media-summary h3{font-size:17px;line-height:1.5}.media-summary p{font-size:12px}.media-provider{font-size:10px}.source-link{font-size:11px}.media-duration{font-size:10px;right:8px;bottom:8px}.format-area{grid-template-columns:1fr;gap:19px;margin-top:24px}.mode-option{padding:11px;font-size:12px}.quality-wrap select{font-size:13px}.format-hint{font-size:11px}.download-limit{font-size:9px}.progress-heading{gap:10px}.progress-heading h3{font-size:12px}.progress-heading p{font-size:9px}.progress-heading>.text-link{font-size:9px}.progress-heading>.spinner{width:14px;height:14px}.download-progress{padding:16px 13px}.progress-amount{font-size:9px;line-height:1.8}.download-complete{padding:17px 14px;gap:12px}.download-complete h3{font-size:18px}.download-complete p{font-size:10px}.arus-dialog-body{padding:25px}.arus-dialog-body>h2{font-size:29px}.arus-dialog-body>p{font-size:13px}.preference-row{gap:18px}.preference-row h3{font-size:13px}.preference-row p{font-size:10px}.arus-dialog-body summary{font-size:12px}.arus-dialog-body details p{font-size:12px}.inline-message{font-size:12px;padding:13px 14px}}
@media(max-width:360px){.arus-heading h1{font-size:44px}.platform-row{gap:10px;font-size:9px}.platform-row>span{gap:3px}.url-input-wrap>.icon{display:none}.panel-topline h2{font-size:13px}.panel-topline>.text-link{font-size:8px}.download-panel{padding:21px 15px}.steps{gap:12px}.steps h3{font-size:10px}.steps p{font-size:9px}}