.mode-switch{display:flex;gap:6px;padding:5px;border-radius:16px;background:#ded5f5}
.config-panel .mode-switch .mode-btn{background:#ffffff99!important;color:#62459b!important;box-shadow:none!important}
.config-panel .mode-switch .mode-btn.active{background:linear-gradient(135deg,#7148d9,#ef4a98)!important;color:#fff!important;box-shadow:0 7px 18px #663dbd35!important}
.stage-card #stage .ladder-rail,.stage-card #stage .ladder-rung{transition:opacity .28s ease}
.stage-card #stage.visible-ladder .ladder-rail,.stage-card #stage.visible-ladder .ladder-rung{opacity:1!important;visibility:visible!important}
.stage-card #stage.hidden-ladder .ladder-rail,.stage-card #stage.hidden-ladder .ladder-rung{opacity:0!important;visibility:hidden!important}
.stage-card #stage.hidden-ladder:before{background:radial-gradient(circle at 50% 42%,#704fc644,#170b3dcc 74%)}
.runner-control{display:grid;grid-template-columns:1fr minmax(320px,520px);align-items:center;gap:16px;margin:0 0 18px;padding:16px 18px;border:3px solid #ffe36a;border-radius:24px;background:linear-gradient(135deg,#fffbe0,#f0eaff);box-shadow:0 12px 30px #4a24852e}
.runner-control p{margin:0;color:#604a76;font-weight:900;line-height:1.45}
.runner-control #startLadderBtn{width:100%;min-height:72px;height:auto!important;padding:12px 22px!important;border:0!important;border-radius:22px!important;background:linear-gradient(135deg,#ff3f8e,#ff783f 55%,#ffbe38)!important;color:#fff!important;font-size:clamp(20px,2.4vw,30px)!important;font-weight:1000!important;letter-spacing:-1px;box-shadow:0 12px 0 #c93467,0 19px 35px #dd3d7155!important;transition:transform .15s,box-shadow .15s;animation:startPulse 1.8s ease-in-out infinite}
.runner-control #startLadderBtn:hover:not(:disabled){transform:translateY(-3px) scale(1.015);box-shadow:0 15px 0 #c93467,0 23px 40px #dd3d7160!important}
.runner-control #startLadderBtn:active:not(:disabled){transform:translateY(8px);box-shadow:0 4px 0 #c93467,0 9px 20px #dd3d7140!important}
.runner-control #startLadderBtn:disabled{animation:none;opacity:.62;cursor:not-allowed;box-shadow:0 5px 0 #9f7790!important}
.runner-pill rect{transition:stroke-width .18s,filter .18s,opacity .18s}
.runner-pill.selected-runner rect{stroke:#fff16b!important;stroke-width:8px!important;filter:url(#glow)!important}
@keyframes startPulse{50%{filter:brightness(1.08);transform:scale(1.012)}}
@media(max-width:680px){.mode-switch{width:100%}.config-panel .mode-switch .mode-btn{flex:1;height:auto!important;min-height:48px;padding:7px!important}}
@media(max-width:760px){.runner-control{grid-template-columns:1fr;text-align:center;padding:13px}.runner-control #startLadderBtn{min-height:76px;font-size:22px!important}}