.coach-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);z-index:9998;animation:coachFadeIn .3s ease}.coach-tooltip{position:fixed;z-index:9999;max-width:320px;background:linear-gradient(135deg,#141924,#0d1117);border:1px solid rgba(0,240,255,.25);border-radius:14px;padding:20px;box-shadow:0 0 20px rgba(0,240,255,.08),0 8px 32px rgba(0,0,0,.5);animation:coachSlideIn .4s cubic-bezier(.34,1.56,.64,1)}.coach-tooltip:before{content:"";position:absolute;top:-8px;left:24px;width:16px;height:16px;background:#141924;border-top:1px solid rgba(0,240,255,.25);border-left:1px solid rgba(0,240,255,.25);transform:rotate(45deg)}.coach-tooltip.arrow-bottom:before{top:auto;bottom:-8px;border:1px solid rgba(0,240,255,.25);border-top:none;border-left:none}.coach-tooltip.arrow-right:before{top:20px;left:auto;right:-8px;border:1px solid rgba(0,240,255,.25);border-bottom:none;border-left:none;transform:rotate(135deg)}.coach-emoji{font-size:28px;margin-bottom:8px}.coach-title{font-size:15px;font-weight:700;color:#fff;margin:0 0 6px}.coach-message{font-size:13px;color:#9ca3af;line-height:1.5;margin:0 0 16px}.coach-highlight{position:fixed;z-index:9997;border:2px solid rgba(0,240,255,.5);border-radius:12px;pointer-events:none;animation:coachPulse 2s ease-in-out infinite}.coach-actions{display:flex;align-items:center;justify-content:space-between;gap:8px}.coach-dismiss{background:none;border:none;color:#6b7280;font-size:12px;cursor:pointer;padding:4px 0;transition:color .2s}.coach-dismiss:hover{color:#9ca3af}.coach-next{background:linear-gradient(135deg,#00d4aa,#00b4d8);color:#000;border:none;padding:8px 20px;border-radius:8px;font-size:13px;font-weight:600;cursor:pointer;transition:transform .2s,box-shadow .2s}.coach-next:hover{transform:translateY(-1px);box-shadow:0 4px 16px rgba(0,180,216,.3)}.coach-dots{display:flex;gap:6px;align-items:center}.coach-dot{width:6px;height:6px;border-radius:50%;background:hsla(0,0%,100%,.15);transition:all .3s}.coach-dot.active{width:16px;border-radius:3px;background:#00f0ff}.coach-feature-hint{margin-top:12px;padding:10px 12px;background:rgba(0,240,255,.06);border:1px solid rgba(0,240,255,.12);border-radius:8px;display:flex;align-items:center;gap:8px}.coach-feature-hint .hint-icon{font-size:18px}.coach-feature-hint .hint-text{font-size:12px;color:#9ca3af;line-height:1.4}.coach-feature-hint .hint-text strong{color:#00f0ff}@keyframes coachFadeIn{0%{opacity:0}to{opacity:1}}@keyframes coachSlideIn{0%{opacity:0;transform:translateY(8px) scale(.96)}to{opacity:1;transform:translateY(0) scale(1)}}@keyframes coachPulse{0%,to{box-shadow:0 0 0 0 rgba(0,240,255,.3)}50%{box-shadow:0 0 0 8px rgba(0,240,255,0)}}