:root{color-scheme:light;--bg: #f4f6f9;--bg-panel: #ffffff;--bg-card: #ffffff;--bg-button: #f7f9fc;--bg-card-hover: #eef2f8;--bg-stage: #23272e;--border: #dbe1ea;--border-strong: #cbd4e1;--text: #1b1f27;--text-dim: #616b7c;--text-on-stage: #a6aeba;--primary: #2f5fe0;--primary-dark: #2450c4;--accent: #0d8a77;--ja: #9a6a00;--shadow-card: 0 1px 2px rgba(16, 24, 40, .05);--radius: 8px}*{box-sizing:border-box}html,body,#root{height:100%}body{margin:0;background:var(--bg);color:var(--text);font-family:Hiragino Sans,Noto Sans JP,Yu Gothic UI,system-ui,sans-serif;font-size:14px;-webkit-font-smoothing:antialiased}.app{height:100vh;display:flex;flex-direction:column}.btn{background:var(--bg-button);color:var(--text);border:1px solid var(--border-strong);border-radius:6px;padding:6px 12px;cursor:pointer;font-size:13px;font-family:inherit;white-space:nowrap;transition:background .12s,border-color .12s}.btn:hover:not(:disabled){background:var(--bg-card-hover);border-color:#b6c1d2}.btn:active:not(:disabled){transform:translateY(1px)}.btn:disabled{opacity:.4;cursor:not-allowed}.btn.primary{background:var(--primary);border-color:var(--primary);color:#fff;font-weight:600}.btn.primary:hover:not(:disabled){background:var(--primary-dark);border-color:var(--primary-dark)}.btn.accent{background:var(--accent);border-color:var(--accent);color:#fff;font-weight:600}.btn.ghost{background:transparent;border-color:transparent;color:var(--text-dim)}.btn.ghost:hover:not(:disabled){background:var(--bg-card-hover);border-color:var(--border)}.btn.small{padding:2px 8px;font-size:12px}.btn.icon{padding:6px 9px;font-size:14px;line-height:1}.btn.icon.on{background:var(--bg-card-hover);border-color:var(--primary);color:var(--primary)}.btn.grow{flex:1}.btn .count{display:inline-block;min-width:18px;margin-left:4px;padding:0 5px;border-radius:9px;background:#2f5fe01f;color:var(--primary);font-size:11px;font-weight:700}.btn:disabled .count{background:#00000012;color:var(--text-dim)}.spacer{flex:1}.field{display:flex;align-items:center;gap:6px;color:var(--text-dim);font-size:12px;white-space:nowrap}.field select{background:var(--bg-panel);color:var(--text);border:1px solid var(--border-strong);border-radius:6px;padding:5px 8px;font-family:inherit;font-size:12px}.field.check{cursor:pointer}.field input[type=range]{width:84px;accent-color:var(--primary)}.field input[type=checkbox]{accent-color:var(--primary)}.toolbar{background:var(--bg-panel);border-bottom:1px solid var(--border);padding:10px 14px;display:flex;align-items:center;gap:10px;flex-wrap:wrap}.app-title{font-weight:700;font-size:15px;letter-spacing:.01em;margin-right:4px;display:flex;align-items:center;gap:6px}.app-logo{display:block}.tool-group{display:flex;align-items:center;gap:6px}.tool-label{font-size:11px;color:var(--text-dim);letter-spacing:.04em}.tool-divider{width:1px;height:24px;background:var(--border)}.status-bar{display:flex;align-items:center;gap:8px;padding:6px 14px;font-size:12px;color:var(--text-dim);background:var(--bg-panel);border-bottom:1px solid var(--border)}.status-bar.working{color:var(--primary);font-weight:600}.status-text{overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.spinner{width:12px;height:12px;flex:none;border:2px solid rgba(47,95,224,.25);border-top-color:var(--primary);border-radius:50%;animation:spin .8s linear infinite}@keyframes spin{to{transform:rotate(360deg)}}.progress-track{height:3px;background:#e3e8f0;overflow:hidden}.progress-bar{height:100%;background:var(--primary);transition:width .2s}.progress-bar.indeterminate{width:35%;animation:slide 1.4s ease-in-out infinite}@keyframes slide{0%{margin-left:-35%}to{margin-left:100%}}.notice-bar{padding:8px 14px;background:#fff6e0;color:#7a5a00;font-size:13px;line-height:1.6;border-bottom:1px solid #efdcae}.error-bar{display:flex;align-items:center;gap:12px;padding:8px 14px;background:#fdecea;color:#b3261e;font-size:13px;line-height:1.6;border-bottom:1px solid #f3c9c4}.error-bar span{flex:1}.modal-backdrop{position:fixed;top:0;right:0;bottom:0;left:0;background:#0f141e73;display:flex;align-items:center;justify-content:center;z-index:100;padding:20px}.modal{background:var(--bg-panel);border:1px solid var(--border);border-radius:12px;padding:20px 22px;width:100%;max-width:520px;box-shadow:0 20px 50px #10182838}.modal h2{margin:0 0 12px;font-size:17px}.modal-note{color:var(--text-dim);font-size:12px;line-height:1.7;margin:8px 0}.modal-note a{color:var(--primary)}.modal-current code,.modal-note code{background:var(--bg);border-radius:3px;padding:1px 5px}.modal-current{font-size:12px;color:var(--text-dim)}.modal-input{width:100%;background:var(--bg-panel);border:1px solid var(--border-strong);border-radius:6px;color:var(--text);padding:10px 12px;font-size:14px;font-family:ui-monospace,Consolas,monospace}.modal-input:focus{outline:none;border-color:var(--primary);box-shadow:0 0 0 3px #2f5fe026}.modal-error{color:#b3261e;font-size:12px;margin:8px 0 0}.modal-actions{display:flex;align-items:center;gap:8px;margin-top:18px}.main{flex:1;display:flex;min-height:0}.video-pane{flex:1.3;min-width:0;display:flex;align-items:center;justify-content:center;padding:18px;background:var(--bg-stage)}.stage{width:100%;max-width:900px;display:flex;flex-direction:column;gap:10px}.stage-file{color:var(--text-on-stage);font-size:12px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}.video-wrap{position:relative;width:100%}.player-video{display:block;width:100%;max-height:calc(100vh - 260px);background:#000;border-radius:var(--radius);box-shadow:0 6px 24px #00000059}.drop-hint{display:flex;flex-direction:column;align-items:center;gap:8px;color:var(--text-on-stage);text-align:center;line-height:1.8;border:2px dashed #4a515c;border-radius:14px;padding:56px 44px}.drop-hint strong{color:#dfe4eb;font-size:15px}.drop-mark{border-radius:10px}.drop-hint-sub{font-size:12px;color:#7e8794}.timeline{display:flex;flex-direction:column;gap:6px}.timeline-track{position:relative;height:26px;border-radius:5px;background:#171a1f;overflow:hidden;cursor:pointer}.tl-seg{position:absolute;top:0;bottom:0;border-right:1px solid rgba(0,0,0,.35)}.tl-seg.speech{background:#4d7fe8}.tl-seg.silence,.tl-seg.gap{background:#39414d}.tl-seg.removed{background-image:repeating-linear-gradient(-45deg,#4c535e 0,#4c535e 4px,#3a4049 4px,#3a4049 8px);background-color:#3a4049;opacity:.85}.tl-playhead{position:absolute;top:-2px;bottom:-2px;width:2px;background:#ffd24a;box-shadow:0 0 5px #ffd24ae6;pointer-events:none}.timeline-info{display:flex;align-items:center;gap:12px;font-size:12px;color:var(--text-on-stage)}.tl-time{font-family:ui-monospace,SF 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8px;font-size:11px}.clips-cut{color:var(--text-dim);font-size:11px;font-weight:500}.size-mark{font-weight:700;font-size:13px}.clip-list{flex:1;overflow-y:auto;padding:10px;display:flex;flex-direction:column;gap:8px}.clips-empty{margin:auto;color:var(--text-dim);text-align:center;line-height:2;padding:24px}.clip-card{background:var(--bg-card);border:1px solid var(--border);border-radius:var(--radius);padding:8px 10px;cursor:pointer;box-shadow:var(--shadow-card);transition:border-color .15s,box-shadow .15s}.clip-card:hover{background:var(--bg-card-hover)}.clip-card.active{border-color:var(--primary);box-shadow:0 0 0 2px #2f5fe033}.clip-card.removed{opacity:.5}.clip-card.removed .clip-text-en,.clip-card.removed .clip-text-ja{text-decoration:line-through}.clip-card.silence{display:flex;align-items:center;gap:10px;padding:4px 10px;background:transparent;border-style:dashed;box-shadow:none;color:var(--text-dim);font-size:12px}.silence-label{flex:1;text-align:center}.clip-head{display:flex;justify-content:space-between;align-items:center;margin-bottom:6px}.clip-actions{display:flex;gap:4px;opacity:.55;transition:opacity .12s}.clip-card:hover .clip-actions,.clip-card.active .clip-actions{opacity:1}.clip-time{font-family:ui-monospace,SF Mono,Consolas,monospace;font-size:11px;color:var(--text-dim)}.clip-text-en,.clip-text-ja{width:100%;background:transparent;border:1px solid transparent;border-radius:4px;color:var(--text);font-family:inherit;font-size:14px;line-height:1.55;padding:4px 6px;resize:none}.clip-text-ja{color:var(--ja);font-size:13px}.clip-text-en:hover,.clip-text-ja:hover{border-color:var(--border-strong)}.clip-text-en:focus,.clip-text-ja:focus{outline:none;border-color:var(--primary);background:var(--bg-panel);box-shadow:0 0 0 3px #2f5fe01f}.clip-text-ja::placeholder{color:#9aa3b2}.export-panel{border-top:1px solid var(--border);background:var(--bg-panel);padding:10px 12px}.export-main{display:flex;align-items:center;gap:6px}.export-options{display:flex;flex-wrap:wrap;align-items:center;gap:10px 14px;margin-top:10px;padding-top:10px;border-top:1px dashed var(--border)}.export-project{display:flex;gap:6px;margin-left:auto}@media(max-width:980px){.main{flex-direction:column}.clips-pane{max-width:none;min-width:0;border-left:none;border-top:1px solid var(--border)}.player-video{max-height:46vh}}