:root{--bg: #0d1017;--bg-panel: #12161e;--bg-elev: #171d27;--bg-input: #0f131a;--border: #232c3a;--border-strong: #33405400;--text: #d6dee9;--text-dim: #8b99ad;--text-mute: #66748a;--accent: #4f9cff;--accent-dim: #2f6fd0;--danger: #ff6b6b;--ok: #4ecdc4;--warn: #f0a63c;--radius: 6px;font-synthesis:none}*{box-sizing:border-box}html,body,#root{height:100%;margin:0}body{background:var(--bg);color:var(--text);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,PingFang SC,Hiragino Sans GB,Microsoft YaHei,system-ui,sans-serif;font-size:13px;overflow:hidden}.app{display:flex;flex-direction:column;height:100vh;height:100dvh;min-height:0;overflow:hidden}.topbar{display:flex;align-items:center;gap:10px;height:50px;padding:0 12px;background:var(--bg-panel);border-bottom:1px solid var(--border);flex:0 0 auto}.brand{display:flex;align-items:center;gap:7px;flex:0 0 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auto}.formation-row{flex-wrap:wrap;row-gap:2px}.formation-name{flex:1 1 90px;min-width:60px}.inline-input.num{width:48px;flex:0 0 auto;text-align:right;font-variant-numeric:tabular-nums}.formation-start{margin-left:auto;font-size:10px;color:var(--text-mute);font-variant-numeric:tabular-nums}.field.inline{flex-direction:row;align-items:center;gap:6px}.field.inline select{width:auto;min-width:92px}.drag-handle{cursor:grab;color:var(--text-mute);font-size:11px;padding:0 1px;-webkit-user-select:none;user-select:none;flex:0 0 auto}.drag-handle:active{cursor:grabbing}.formation-row.drop-target{border-color:var(--accent);box-shadow:inset 0 2px 0 var(--accent)}.hint.status-line{color:var(--ok)}.hint.error-line{color:var(--danger)}.btn.template{position:relative;text-align:left;padding-right:34px}.demo-bpm{position:absolute;right:6px;top:50%;transform:translateY(-50%);font-size:10px;color:var(--text-mute);font-variant-numeric:tabular-nums}.btn.template:hover 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10px;gap:10px}.timeline-wrap{height:118px}.btn{padding:4px 9px}.record-message{font-size:10.5px;color:var(--text-mute);max-width:190px;overflow:hidden;text-overflow:ellipsis;white-space:nowrap}input[type=range]{-webkit-appearance:none;-moz-appearance:none;appearance:none;height:16px;padding:0;background:transparent;border:none;cursor:pointer}input[type=range]::-webkit-slider-runnable-track{height:4px;border-radius:2px;background:#2a3444}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;-moz-appearance:none;appearance:none;width:12px;height:12px;margin-top:-4px;border-radius:50%;background:var(--accent);border:1px solid #0d1017}input[type=range]::-moz-range-track{height:4px;border-radius:2px;background:#2a3444}input[type=range]::-moz-range-thumb{width:12px;height:12px;border-radius:50%;background:var(--accent);border:1px solid #0d1017}.stage-canvas.recording{pointer-events:none;cursor:progress}.formation-row{display:grid;grid-template-columns:14px minmax(52px,1fr) 44px 44px auto;align-items:center;gap:4px}.formation-row .formation-name{width:100%;min-width:0}.num-placeholder{display:block;width:44px;height:18px}.formation-actions{display:flex;gap:0;justify-content:flex-end}.timeline-zoom{position:absolute;right:8px;top:4px;font-size:10px;color:var(--text-mute);background:#0f131ad9;border:1px solid var(--border);border-radius:10px;padding:1px 7px;pointer-events:none;z-index:4}.side-tabs{display:flex;gap:3px;padding:6px 8px;background:#0f131a;border-bottom:1px solid var(--border);position:sticky;top:0;z-index:3}.side-tab{flex:1;background:transparent;border:1px solid transparent;border-radius:var(--radius);color:var(--text-dim);padding:4px 6px;font-size:12px;cursor:pointer}.side-tab:hover{color:var(--text);background:#1a212c}.side-tab.on{background:var(--accent-dim);border-color:var(--accent);color:#fff}.side.right{width:clamp(288px,25vw,340px)}.side-tab{white-space:nowrap;font-size:11.5px;padding:4px}.timeline-tip{position:absolute;left:8px;bottom:6px;padding:2px 8px;background:#0f131ad9;border:1px solid var(--border);border-radius:10px;color:var(--text-mute);font-size:10px;pointer-events:none;z-index:4}.timeline-tip{position:absolute;left:8px;bottom:6px;padding:2px 8px;background:#0f131ae0;border:1px solid var(--border);border-radius:10px;color:var(--text-mute);font-size:10px;pointer-events:none;z-index:4;opacity:0;transition:opacity .15s}.timeline-wrap:hover .timeline-tip{opacity:1}.formation-row{grid-template-columns:14px minmax(52px,1fr) 44px 44px auto auto}.formation-time{font-size:10px;color:var(--text-mute);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap;display:none}.formation-row.active .formation-time{display:inline;color:#9dc2f0}.formation-row{grid-template-columns:14px minmax(48px,1fr) 44px 44px 62px 46px}.formation-time{font-size:10px;color:var(--text-mute);font-variant-numeric:tabular-nums;text-align:right;white-space:nowrap;display:inline;overflow:hidden}.formation-row.active .formation-time{color:#9dc2f0}.help-mask{position:fixed;top:0;right:0;bottom:0;left:0;z-index:1000;display:flex;align-items:center;justify-content:center;padding:24px;background:#06090eb8;-webkit-backdrop-filter:blur(2px);backdrop-filter:blur(2px)}.help-dialog{width:min(560px,100%);max-height:82vh;overflow:auto;padding:20px 22px;border:1px solid #33404f;border-radius:12px;background:var(--bg-panel);color:var(--text);box-shadow:0 20px 60px #00000080}.help-title{margin:0 0 8px;font-size:14px;font-weight:600;color:var(--text)}.help-title+.help-title,.help-list+.help-title{margin-top:18px}.help-list{margin:0;padding-left:20px;font-size:12.5px;line-height:1.75;color:var(--text-dim)}.help-list li{margin:2px 0}.help-meta{margin:3px 0;font-size:12.5px;line-height:1.7;color:var(--text-dim)}.help-actions{display:flex;justify-content:flex-end;margin-top:18px}@media(max-width:1249px){.formation-row{grid-template-columns:14px minmax(48px,1fr) 44px 44px;grid-template-areas:"drag name hold trans" "time time time actions";row-gap:4px}.formation-row .drag-handle{grid-area:drag}.formation-row .formation-name{grid-area:name}.formation-row .formation-hold{grid-area:hold}.formation-row .formation-transition,.formation-row .num-placeholder{grid-area:trans}.formation-row .formation-time{grid-area:time;justify-self:start}.formation-row .formation-actions{grid-area:actions;justify-self:end}}@media(max-width:720px){.transport-info,.saved-hint{display:none}}@media(max-height:480px){.timeline-wrap{height:78px}.stage-wrap{min-height:90px}.transport-bar{padding:3px 8px}}@media(max-height:380px){.timeline-wrap{height:70px}.stage-wrap{min-height:80px}.stage-hint{display:none}}