:root{font-family:'Noto Sans JP Variable',sans-serif;color:#282828;background:#f5f5f5;font-size:14px;font-synthesis:none;--accent:#606060;--line:#e7e7e7;--muted:#7c7c7c;--ink:#282828}*{box-sizing:border-box}body{margin:0}button,input,select,textarea{font:inherit}button,a,input,select,textarea{touch-action:manipulation}button{cursor:pointer}button:disabled{opacity:.4;cursor:not-allowed}button:focus-visible,a:focus-visible{outline:3px solid #b2b2b2;outline-offset:3px}a{color:inherit;text-decoration:none}button{border:0}input,select,textarea{width:100%;border:1px solid #e0e0e0;border-radius:2px;padding:9px 10px;background:#fff;color:var(--ink);outline:none;transition:border-color .15s}input:focus,textarea:focus,select:focus{border-color:var(--accent);box-shadow:0 0 0 2px #60606018}textarea{resize:vertical;line-height:1.75}input[type=range]{padding:0;accent-color:var(--accent);box-shadow:none}input[type=checkbox]{width:auto;accent-color:var(--accent)}input:disabled{background:#f4f4f4;color:#939393}label{display:flex;flex-wrap:wrap;align-items:center;gap:7px;font-size:14px}label>input:not([type=checkbox]):not([type=range]),label>textarea,label>select{flex-basis:100%}.button{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:10px 16px;border-radius:2px;font-weight:500;white-space:nowrap;line-height:1.45}.button.primary{background:var(--accent);color:white;box-shadow:0 2px 3px #31313110}.button.primary:hover{background:#505050}.button.secondary{background:#fff;border:1px solid #e1e1e1}.button.secondary:hover,.button.quiet:hover{background:#f2f2f2}.button.quiet{background:transparent;color:#5c5c5c}.button.small{padding:8px 12px}.button.danger{width:100%;background:transparent;color:#616161;margin-top:6px;border:1px solid #e1e1e1}.icon-button{display:inline-grid;place-items:center;background:transparent;color:#747474;border-radius:2px;width:34px;height:34px;font-size:22px;flex-shrink:0}.icon-button:hover{background:#ececec}.app-header{height:82px;display:flex;align-items:center;justify-content:space-between;padding:0 32px;background:white;border-bottom:1px solid var(--line);gap:24px}.brand{display:flex;align-items:center;gap:12px;font-weight:650;font-size:19px;letter-spacing:.06em}.brand-mark{width:40px;height:40px;display:grid;place-items:center;border:1px solid #e1e1e1;border-radius:2px;font-size:23px;font-weight:400;color:#515151}.brand small{display:block;font-size:10px;letter-spacing:.16em;color:#949494;margin-top:1px}.header-status{display:flex;align-items:center;gap:8px;color:#828282;font-size:12px;margin-left:auto}.privacy-icon{font-size:19px;color:#7b7b7b}#save-state{margin-left:14px;border-left:1px solid var(--line);padding-left:18px}.app-header nav{display:flex;gap:5px;align-items:center}.workspace{display:grid;grid-template-columns:minmax(0,1fr) 300px;gap:22px;padding:26px 32px 16px;max-width:1720px;margin:auto}.stage-column{min-width:0;display:flex;flex-direction:column}.section-bar{display:flex;align-items:center;justify-content:space-between;padding:0 0 16px;gap:12px;min-height:35px;font-size:12px}.section-bar>div{display:flex;align-items:center;gap:14px}.eyebrow{font-size:11px;letter-spacing:.13em;font-weight:650;color:#8f8f8f}.pill{font-size:11px;display:inline-block;background:#ededed;color:#797979;padding:4px 8px;border-radius:2px;white-space:nowrap}.muted{color:var(--muted)}.separator{margin:0 9px;color:#bcbcbc}.preview-surround{background:#ececec;border:1px solid #e2e2e2;min-height:250px;padding:27px;display:flex;align-items:center;justify-content:center;flex:1;border-radius:2px}.preview-frame{position:relative;width:100%;max-width:940px;aspect-ratio:16/9;background:white;box-shadow:0 4px 18px #32323214;overflow:hidden;touch-action:none}#preview{display:block;width:100%;height:100%}#empty-preview{position:absolute;inset:0;display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:12px;background:white}.empty-symbol{font-family:Georgia,serif;font-size:42px;line-height:1.2;color:#bfbfbf;margin-bottom:10px}#empty-preview h1{font-weight:450;font-size:25px;letter-spacing:.08em;margin:7px 0 4px}#empty-preview p{font-size:14px;color:#959595;margin:8px 0 20px}#empty-preview small{color:#a3a3a3;font-size:11px;margin-top:12px}.transport{display:flex;align-items:center;justify-content:space-between;gap:15px;background:#fff;border:1px solid var(--line);border-top:0;border-radius:2px;padding:15px 18px}.transport-buttons{display:flex;align-items:center;gap:10px}.play-button{width:37px;height:37px;border-radius:2px;background:#2b2b2b;color:white;font-size:14px}.time-display{font-variant-numeric:tabular-nums;font-size:15px;margin-left:8px;font-family:ui-monospace,monospace}.time-display span{font-size:12px;color:#959595;margin-left:5px}.transport-hint{font-size:11px;color:#a1a1a1}.volume-label{display:flex;gap:10px;font-size:11px;color:#959595}.volume-label input{width:65px}.inspector{background:#fff;border:1px solid var(--line);border-radius:2px;grid-column:2;grid-row:1;min-height:490px;max-height:650px;overflow:auto;padding:18px 20px}.inspector-head{display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);padding-bottom:15px;margin-bottom:16px}#inspector-empty{text-align:center;margin-top:90px}#inspector-empty h2{font-size:15px;font-weight:500}#inspector-empty p{color:#949494;font-size:12px;line-height:1.9;margin:12px 0 25px}.inspector-empty-mark{width:44px;height:44px;margin:0 auto 18px;display:grid;place-items:center;border:1px dashed #d4d4d4;border-radius:2px;color:#b2b2b2;font-family:Georgia,serif;font-size:27px}#clip-form{display:flex;flex-direction:column;gap:14px}#clip-form label{font-size:12px}#clip-form input,#clip-form select,#clip-form textarea{font-size:14px}#clip-form textarea{min-height:75px}.field-row{display:flex;gap:12px}.field-row>label{flex:1;min-width:0}.unit{color:#a3a3a3;font-size:11px;margin-left:auto}.label-line{display:flex;align-items:center;justify-content:space-between;gap:8px;font-size:12px}.text-button{padding:0;color:var(--accent);background:none;font-size:11px}.field-help{color:#959595;font-size:12px;line-height:1.7;margin:0}.segmented{display:flex;background:#f5f5f5;border-radius:2px;padding:3px;gap:3px}.segmented button{flex:1;background:transparent;color:#8e8e8e;font-size:12px;border-radius:2px;padding:7px 3px}.segmented 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span:not(.audio-icon){display:block;color:#999999;font-size:11px;margin-top:4px}.timeline-actions{display:flex;align-items:center;gap:8px}.toolbar-divider{width:1px;background:var(--line);height:24px;margin:0 4px}.timeline-options{display:flex;align-items:center;justify-content:space-between;padding:9px 20px;gap:12px;background:#fbfbfb}.timeline-options p{font-size:11px;color:#979797;margin:0}.zoom-label{font-size:15px;color:#8f8f8f;gap:7px}.zoom-label input{width:90px}.timeline-body{display:flex;min-height:215px;background:#fbfbfb}.track-labels{width:76px;flex-shrink:0;display:flex;flex-direction:column;background:#fafafa;border-right:1px solid #eaeaea;color:#969696;font-size:11px}.track-labels span{display:flex;align-items:center;padding-left:20px}.ruler-label{height:29px;border-bottom:1px solid #eaeaea}.wave-label{height:77px;border-bottom:1px solid #eaeaea}.title-label{height:50px;border-bottom:1px solid #eaeaea}.lyric-label{height:50px}#timeline-scroll{overflow:auto;flex:1;position:relative;min-width:0}#timeline-content{position:relative;min-width:100%;min-height:207px}#ruler{height:29px;background:#f7f7f7;position:relative;border-bottom:1px solid #eaeaea;cursor:crosshair;overflow:hidden}.tick{position:absolute;top:0;bottom:0;border-left:1px solid #e4e4e4;white-space:nowrap;padding:6px 5px;font-size:10px;color:#9d9d9d;font-family:ui-monospace,monospace;pointer-events:none}#wave-area{height:77px;position:relative;cursor:crosshair;background:#f4f4f4;border-bottom:1px solid #e6e6e6}#waveform{width:100%;height:100%;display:block}#wave-empty{position:absolute;inset:0;display:grid;place-items:center;font-size:12px;color:#afafaf;pointer-events:none}.clip-track{position:relative;height:50px;border-bottom:1px solid #eaeaea;background-image:linear-gradient(to right,#f1f1f1 1px,transparent 1px);background-size:80px 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0}.dialog-description{font-size:13px;color:#868686;line-height:1.8;margin:0 0 4px}dialog>.dialog-description{margin:18px 0}.dialog-actions{display:flex;justify-content:flex-end;gap:10px;margin-top:10px}dialog label{font-size:13px}.notice{padding:12px;border-radius:2px;background:#f7f7f7;color:#707070;font-size:12px;line-height:1.7;margin:4px 0}.export-spec{display:flex;justify-content:space-between;background:#f6f6f6;border-radius:2px;padding:18px;margin:16px 0;font-size:14px}.export-spec small{display:block;font-size:11px;color:#909090;margin-top:6px}progress{width:100%;height:9px;accent-color:var(--accent);margin-top:24px}#export-status{font-size:12px;color:#8f8f8f}#toast{position:fixed;bottom:24px;left:50%;transform:translateX(-50%);background:#313131;color:white;padding:13px 22px;border-radius:2px;box-shadow:0 5px 25px #2a2a2a33;z-index:20;font-size:13px;max-width:90vw;line-height:1.7}#toast.error{background:#4a4a4a}[hidden]{display:none!important}body.busy{cursor:progress}.recover-banner{background:#f4f4f4;border-bottom:1px solid #e6e6e6;padding:10px 32px;display:flex;align-items:center;gap:16px;font-size:13px;color:#707070}.recover-banner button{font-size:12px}.overflow-note{color:#777777!important}@media(min-width:1500px){.workspace{grid-template-columns:minmax(0,1fr) 330px}.inspector{max-height:720px}.preview-surround{padding:35px}}@media(max-width:1100px){.workspace{padding:20px;gap:16px;grid-template-columns:minmax(0,1fr) 280px}.app-header{padding:0 20px}.header-status{display:none}.transport-hint{display:none}.preview-surround{padding:18px}.time-display{font-size:13px}.volume-label{display:none}.timeline-toolbar{padding:14px}.audio-info strong{max-width:180px}.timeline-actions{gap:3px}.timeline-options p{max-width:70%}.app-footer{padding:0 20px 20px}}@media(max-width:760px){.app-header{height:auto;min-height:76px;padding:14px 16px;flex-wrap:wrap;gap:12px}.brand{font-size:16px}.brand-mark{width:32px;height:32px;font-size:19px}.brand small{font-size:9px}.app-header nav{gap:0;margin-left:auto}.app-header nav .button{padding:9px 10px;font-size:12px}.workspace{display:flex;flex-direction:column;padding:16px;gap:16px}.inspector{order:3;min-height:0;max-height:none}.stage-column{order:1}.timeline-panel{order:2}.preview-surround{min-height:0;padding:14px}#empty-preview h1{font-size:20px}.empty-symbol{display:none}#empty-preview p{font-size:12px;margin-bottom:14px}#empty-preview small{font-size:10px}.section-bar{font-size:10px}.section-bar .eyebrow{font-size:10px}.transport{padding:10px}.timeline-toolbar{flex-wrap:wrap;gap:12px}.audio-info{width:100%}.audio-info strong{max-width:200px}.audio-info .button{margin-left:auto}.timeline-actions{width:100%;justify-content:flex-end}.timeline-options{padding:10px}.timeline-options p{font-size:10px}.track-labels{width:50px}.track-labels span{padding-left:10px}.timeline-footer{padding:10px;flex-wrap:wrap}.master-controls{gap:10px}.master-controls>span{font-size:11px}.master-controls input{width:52px!important}.app-footer{font-size:9px;flex-wrap:wrap;padding:0 16px 18px}#inspector-empty{margin:15px 0}#inspector-empty .inspector-empty-mark{display:none}#inspector-empty p br{display:none}#inspector-empty p{margin:8px 0 12px}.recover-banner{padding:10px 16px;flex-wrap:wrap}.transport-hint{display:none}.timeline-actions .button{font-size:12px}}