@charset "UTF-8";
:root{color-scheme:light;--ink:#17243b;--muted:#627087;--line:#dfe5ec;--bg:#f3f6fa;--accent:#ff784e;--accent-dark:#9a330f;--green:#176346;font-family:Inter,-apple-system,BlinkMacSystemFont,"Noto Sans JP","Hiragino Kaku Gothic ProN",Meiryo,sans-serif;color:var(--ink);background:var(--bg);font-synthesis:none}
*{box-sizing:border-box}body{margin:0;font-size:16px;line-height:1.65}button,input,select{font:inherit}button,a,input,select,summary{-webkit-tap-highlight-color:transparent}button,a{touch-action:manipulation}button{cursor:pointer}button:disabled{cursor:not-allowed}a{color:inherit;text-underline-offset:3px}button:focus-visible,a:focus-visible,input:focus-visible,select:focus-visible,summary:focus-visible{outline:3px solid #3275d3;outline-offset:3px}[hidden]{display:none!important}h1,h2,h3,p{margin:0}.site-header{height:84px;display:flex;align-items:center;padding:0 max(5%,calc((100% - 1160px)/2));background:white;border-bottom:1px solid var(--line);gap:23px}.brand{display:flex;align-items:center;text-decoration:none;font-size:27px;letter-spacing:-1px;font-weight:800;line-height:1}.brand-symbol{display:grid;place-content:center;width:35px;height:35px;background:var(--ink);border-radius:8px;color:var(--accent);margin-right:10px;font-size:30px;line-height:1;font-weight:850;padding-bottom:4px}.brand-dot{color:var(--accent)}.header-divider{height:22px;width:1px;background:var(--line)}.header-label{font-size:14px;color:var(--muted);font-weight:500}.header-help{margin-left:auto;display:flex;align-items:center;gap:8px}.header-help span{display:inline-grid;place-content:center;border:1px solid #8b96a6;border-radius:50%;width:19px;height:19px;font-size:12px}.text-button{border:0;background:transparent;padding:0;color:var(--muted);font-size:14px;font-weight:500;white-space:nowrap}.text-button:hover{color:var(--ink);text-decoration:underline}main{max-width:1104px;margin:0 auto;padding:47px 24px 30px}.page-heading{display:flex;align-items:center;justify-content:space-between;gap:24px;margin-bottom:27px}.eyebrow{font-size:12px;font-weight:750;letter-spacing:2px;color:var(--muted);margin-bottom:8px}h1{font-size:38px;line-height:1.5;letter-spacing:-1px;font-weight:750}.heading-dot{color:var(--accent)}.intro{color:var(--muted);margin-top:8px}.engine-badge{font-size:13px;white-space:nowrap;border:1px solid #bfc9d6;border-radius:5px;padding:7px 11px;color:#53617a;background:white}.engine-badge.connected{color:var(--green);background:#f0faf5;border-color:#b7d9c8}.setup-notice{display:flex;align-items:center;gap:14px;background:#e9eff8;border:1px solid #d2ddeb;border-radius:10px;padding:16px 18px;margin-bottom:26px}.notice-icon{font-size:24px;background:#dce6f5;width:36px;height:36px;display:grid;place-content:center;border-radius:8px;flex-shrink:0}.setup-notice strong{font-size:14px;font-weight:650}.setup-notice p{font-size:13px;line-height:1.7;margin-top:2px;color:#546680}.setup-notice .button{margin-left:auto;white-space:nowrap;flex-shrink:0;font-size:13px;padding:9px 13px;min-height:39px;background:#f8faff}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 318px;gap:22px;align-items:start}.main-panel,.settings-panel{background:white;border:1px solid var(--line);border-radius:14px;box-shadow:0 5px 18px #17243b03}.main-panel{padding:27px 28px 0;min-height:479px}.panel-title{display:flex;align-items:center;gap:10px;margin-bottom:25px}.panel-title h2{font-size:17px;font-weight:700}.step-number{font-size:12px;font-weight:750;letter-spacing:.4px;background:#f0f3f7;color:#65758e;border-radius:5px;min-width:27px;height:27px;display:grid;place-content:center}.supported-badge{margin-left:auto;font-size:12px;color:#6c7688;background:#f5f7fa;padding:3px 8px;border-radius:4px}.input-label{display:block;font-size:14px;font-weight:600;margin-bottom:9px}.url-field{position:relative;display:flex;align-items:center;gap:10px;border:1px solid #cbd4df;border-radius:8px;background:white;padding:10px 11px 10px 15px;min-height:57px}.url-field:focus-within{border-color:var(--ink);box-shadow:0 0 0 3px #17243b09}.link-icon{font-size:22px;color:#8090a5}input{width:100%;min-width:0;border:0;outline:none;color:var(--ink);background:transparent;font-size:14px;padding:4px 0}input::placeholder{color:#8e99aa}input:focus-visible{outline:none}.paste-button{border:0;border-radius:5px;background:#edf1f6;color:#516078;font-size:12px;font-weight:600;white-space:nowrap;padding:7px 9px}.paste-button:hover{background:#e1e7ef}.field-bottom{display:flex;justify-content:space-between;align-items:center;font-size:12px;color:#7a8698;margin:9px 0 21px;gap:10px}.field-bottom .text-button{font-size:12px}.button{display:inline-flex;align-items:center;justify-content:center;gap:12px;min-height:48px;border-radius:8px;border:1px solid transparent;text-decoration:none;padding:10px 20px;font-size:15px;font-weight:650;line-height:1.5;transition:background .15s,transform .15s}.button:hover{transform:translateY(-1px)}.button:active{transform:translateY(0)}.button-dark{background:var(--ink);color:white}.button-dark:hover{background:#2a3c59}.button-outline{border-color:#c4cfdd;background:transparent;color:var(--ink)}.button-outline:hover{background:#e7edf5}.button-accent{color:#222838;background:var(--accent)}.button-accent:hover{background:#ff8d67}.button:disabled{background:#edf0f4;color:#8994a5;transform:none;border-color:#e8ecf1}.full-width{width:100%}.empty-state{text-align:center;padding:33px 5px 31px;color:var(--muted)}.play-icon{display:grid;place-content:center;margin:0 auto 12px;width:40px;height:31px;border:1px solid #cfd8e4;border-radius:7px;color:#a1aebe;font-size:13px;padding-left:2px}.empty-state p{font-size:14px;font-weight:500;color:#65748a}.empty-state>span:last-child{font-size:12px;display:block;margin-top:5px}.settings-panel{padding:27px 24px 22px}.settings-panel .panel-title{margin-bottom:22px}.setting-row{margin-bottom:22px}.format-box{display:flex;align-items:center;border:1px solid #d9e1ec;background:#f5f8fc;min-height:52px;border-radius:8px;padding:11px 13px;gap:9px}.format-icon{font-size:12px}.format-box strong{font-size:15px}.format-box>span:nth-of-type(2){font-size:12px;color:var(--muted);margin-left:3px}.format-check{font-size:14px;color:#5e6e86;margin-left:auto}select{width:100%;border:1px solid #cbd4df;background:white;color:var(--ink);border-radius:8px;min-height:48px;padding:9px 10px;font-size:14px}.setting-help{font-size:12px;color:#6f7c8e;margin-top:9px;line-height:1.7}.save-location{display:flex;align-items:center;gap:10px;margin:22px 0;font-size:12px}.save-location>span{font-size:23px;color:#93a1b3}.save-location strong{font-size:13px;font-weight:550}.save-location p{color:var(--muted);margin-top:2px}.save-hint{font-size:12px;text-align:center;color:#6f7d91;margin-top:10px}.local-note{display:flex;align-items:start;gap:9px;border-top:1px solid #e9edf3;margin-top:21px;padding-top:16px;color:#788599;font-size:12px;line-height:1.8}.tiny-square{border:1px solid #92a1b7;border-radius:2px;width:10px;height:12px;margin-top:4px;flex-shrink:0}.how-it-works{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:25px;padding:28px 5px 30px}.how-it-works>div{display:flex;align-items:baseline;gap:13px}.how-it-works>div>span{font-size:13px;color:#8c98aa;font-weight:650}.how-it-works p{font-size:12px;color:var(--muted);line-height:1.8}.how-it-works strong{display:block;font-size:14px;color:#465672;font-weight:600;margin-bottom:3px}.notes{border-top:1px solid var(--line);font-size:13px;color:var(--muted)}.notes summary{cursor:pointer;padding:18px 0;font-weight:550}.notes>div{padding:0 0 18px}.notes p{margin:0 0 8px}.notes a{color:var(--ink)}footer{display:flex;align-items:center;max-width:1056px;margin:0 auto;padding:20px 0 28px;color:#77859b;font-size:12px;border-top:1px solid var(--line);gap:25px}.footer-brand{font-weight:800;color:#53617a;font-size:17px;letter-spacing:-.4px}footer>span:last-child{margin-left:auto}.error-message{color:#a3292e;font-size:14px;line-height:1.7;background:#fff1f1;border:1px solid #f5d4d4;border-radius:7px;padding:10px 12px;margin-bottom:15px}.action-error{margin:20px 0}.video-card{padding:23px 0 27px;display:grid;grid-template-columns:150px 1fr;gap:17px;align-items:center}.thumbnail-wrap{position:relative;border-radius:8px;overflow:hidden;background:#e8edf4;aspect-ratio:16/9}.thumbnail-wrap img{width:100%;height:100%;object-fit:cover;display:block}.duration{position:absolute;bottom:5px;right:5px;background:#17243bd9;color:white;border-radius:3px;padding:1px 5px;font-size:12px}.mini-label{font-size:11px;font-weight:700;letter-spacing:1px;color:#8490a3;margin-bottom:7px}.video-meta h3{font-size:16px;line-height:1.6;overflow-wrap:anywhere}.video-meta>p{font-size:13px;color:var(--muted);margin-top:6px}.video-tags{display:flex;gap:12px;flex-wrap:wrap;font-size:12px;margin-top:8px;color:var(--muted)}.video-tags>span{background:#f0f3f7;border-radius:3px;padding:0 5px}.handoff-panel{padding:23px 0 27px}.handoff-panel h3{font-size:17px}.handoff-panel p{font-size:14px;color:var(--muted);margin-top:7px}.canonical-url{font-size:13px;word-break:break-all;background:#f3f6fa;border-radius:6px;padding:9px 12px;margin:14px 0}.handoff-panel p.small{font-size:12px;margin-top:10px}.progress-panel{padding:22px 0}.progress-top,.progress-bottom{display:flex;justify-content:space-between;align-items:center;gap:10px}.progress-top{font-size:14px}.progress-bottom{font-size:12px;color:var(--muted);margin-top:5px}.progress-bottom .text-button{font-size:12px}progress{width:100%;height:7px;display:block;appearance:none;border:0;border-radius:10px;margin:14px 0;background:#e8edf3;overflow:hidden}progress::-webkit-progress-bar{background:#e8edf3}progress::-webkit-progress-value{background:var(--accent);border-radius:10px}progress::-moz-progress-bar{background:var(--accent)}progress:not([value]){background:linear-gradient(90deg,#e8edf3,#ff987a,#e8edf3);background-size:200%;animation:loading 1.7s linear infinite}@keyframes loading{to{background-position:200% 0}}.success-panel{display:flex;gap:13px;padding:18px;background:#eef8f2;border:1px solid #cee5d7;border-radius:9px;margin:0 0 24px}.success-icon{flex-shrink:0;display:grid;place-content:center;width:25px;height:25px;border-radius:50%;background:#d7ecdf;color:var(--green);font-weight:700}.success-panel h3{font-size:15px;color:var(--green)}.success-panel p{font-size:13px;word-break:break-all;margin:5px 0}.small{font-size:12px;color:var(--muted)}.success-panel .text-button{display:block;color:var(--green);margin-top:9px;font-size:13px}dialog{border:1px solid var(--line);border-radius:17px;max-width:530px;width:calc(100% - 28px);padding:27px 30px;color:var(--ink);box-shadow:0 20px 90px #17243b33;max-height:90dvh;overflow:auto}dialog::backdrop{background:#17243b80;backdrop-filter:blur(3px)}.dialog-header{display:flex;align-items:center;justify-content:space-between}.dialog-header .eyebrow{margin:0}.close-button{border:0;background:transparent;font-size:27px;color:#69788e;line-height:1;padding:5px}.dialog-header+h2{font-size:26px;margin:10px 0}.dialog-lead{font-size:14px;color:var(--muted);line-height:1.8}.setup-steps{padding-left:24px;margin:25px 0}.setup-steps li{padding-left:5px;margin:17px 0}.setup-steps li::marker{color:#ed754f;font-weight:700}.setup-steps strong{display:block;font-size:15px}.setup-steps p{font-size:13px;color:var(--muted);margin-top:5px}.setup-steps .button{margin-top:12px;font-size:14px}.setup-requirements{padding:15px;background:#f1f4f8;border-radius:8px;margin:15px 0 22px;font-size:12px;color:var(--muted)}.setup-requirements strong{color:var(--ink);font-size:13px}.setup-requirements p{margin-top:6px;line-height:1.8}.toast{position:fixed;bottom:25px;left:50%;transform:translateX(-50%);max-width:calc(100% - 35px);background:var(--ink);color:white;border-radius:9px;padding:12px 20px;font-size:14px;z-index:10;box-shadow:0 6px 30px #17243b26}.noscript{position:fixed;bottom:0;left:0;right:0;padding:15px;background:#ffe3d9;text-align:center}
@media(min-width:1200px){main{padding-top:48px}}@media(max-width:880px){.site-header{padding:0 24px}.workspace{grid-template-columns:minmax(0,1fr) 280px;gap:16px}.main-panel{padding:23px 21px 0}.settings-panel{padding:23px 20px}.setup-notice{flex-wrap:wrap}.setup-notice>div:nth-child(2){flex:1;min-width:220px}.setup-notice .button{margin-left:50px}.video-card{grid-template-columns:1fr}.thumbnail-wrap{max-width:220px}footer{margin:0 24px}h1{font-size:32px}.engine-badge{font-size:12px}}@media(max-width:670px){.site-header{height:70px;padding:0 20px;gap:14px}.brand{font-size:24px}.brand-symbol{width:30px;height:30px;font-size:26px}.header-label{font-size:12px}.header-help{font-size:13px}.header-help span{display:none}main{padding:30px 18px 15px}.page-heading{display:block;margin-bottom:20px}h1{font-size:29px;letter-spacing:-.7px}.intro{font-size:14px;margin-top:6px}.engine-badge{display:inline-block;margin-top:16px;padding:4px 9px}.eyebrow{font-size:11px;letter-spacing:1.5px}.setup-notice{padding:14px;gap:11px;margin-bottom:18px}.notice-icon{display:none}.setup-notice>div:nth-child(2){min-width:0}.setup-notice .button{margin-left:0}.setup-notice strong{font-size:13px}.setup-notice p{font-size:12px}.workspace{grid-template-columns:1fr;gap:16px}.main-panel{min-height:0;padding:23px 20px 0}.panel-title{margin-bottom:20px}.settings-panel{padding:23px 20px}.empty-state{padding:27px 5px}.url-field{padding-left:12px;gap:8px}input{font-size:16px}.link-icon{display:none}.field-bottom{font-size:11px}.settings-panel .setting-row{margin-bottom:20px}.local-note{margin-top:16px}.video-card{grid-template-columns:108px 1fr;gap:12px}.video-meta h3{font-size:14px}.mini-label{font-size:11px}.video-tags{font-size:12px}.how-it-works{padding:24px 4px;gap:15px;grid-template-columns:1fr}.how-it-works>div{gap:15px}.how-it-works strong{display:inline-block;margin:0 12px 0 0}.how-it-works p{font-size:12px}.how-it-works strong{font-size:13px}.notes{font-size:12px}footer{margin:0 18px;padding:18px 0;gap:12px;flex-wrap:wrap}footer>span:last-child{margin:0;width:100%;font-size:11px}.footer-brand{font-size:16px}dialog{padding:22px}.dialog-header+h2{font-size:23px}.setup-notice .button{min-height:42px}.button{min-height:49px}.progress-top{font-size:13px}}@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important;scroll-behavior:auto!important}}

.os-selector{display:grid;grid-template-columns:1fr 1fr;gap:6px;padding:5px;background:#edf1f6;border-radius:10px;margin:20px 0}.os-selector button{border:1px solid transparent;border-radius:7px;padding:10px 16px;background:transparent;color:var(--muted);font:inherit;font-weight:650;cursor:pointer}.os-selector button[aria-pressed="true"]{background:white;color:var(--ink);border-color:#d6deea;box-shadow:0 1px 4px #17243b10}.os-selector button:focus-visible{outline:3px solid #ff784e;outline-offset:2px}#save-path{overflow-wrap:anywhere}.setup-steps strong{overflow-wrap:anywhere}