/* v39 — KPI bottleneck animation */
.bottleneck-visual{margin:28px 0 0;padding:28px;border:1px solid rgba(105,190,190,.28);border-radius:24px;background:rgba(3,28,32,.72);overflow:hidden}
.bottleneck-head{max-width:780px;margin-bottom:22px}.bottleneck-head .eyebrow{margin-bottom:8px}.bottleneck-head h3{margin:0 0 8px;font-size:clamp(22px,3vw,32px)}.bottleneck-head p{margin:0;color:var(--muted);line-height:1.65}
.bottleneck-stage{position:relative;padding:26px 18px 22px;border:1px solid rgba(105,190,190,.18);border-radius:18px;background-image:linear-gradient(rgba(105,190,190,.055) 1px,transparent 1px),linear-gradient(90deg,rgba(105,190,190,.055) 1px,transparent 1px);background-size:24px 24px}
.bottleneck-lane{display:grid;grid-template-columns:1fr 1.45fr 1fr;align-items:center;gap:18px;min-height:170px}
.bn-node{min-height:108px;padding:18px;border:1px solid rgba(105,190,190,.3);border-radius:16px;background:rgba(8,48,53,.86)}.bn-kicker{font-size:9px;letter-spacing:.13em;color:var(--accent);font-weight:700}.bn-node h4{margin:7px 0 5px;font-size:18px}.bn-node p{margin:0;color:var(--muted);font-size:12px;line-height:1.5}
.bn-middle{position:relative;min-height:150px}.bn-arrow{position:absolute;top:50%;left:-10px;right:-10px;height:2px;background:rgba(105,190,190,.25);transform:translateY(-50%)}
.bn-approval{position:absolute;left:50%;top:10px;transform:translateX(-50%);width:min(100%,250px);padding:13px 15px;border:1px solid rgba(105,190,190,.3);border-radius:14px;background:#0b3439;text-align:center;z-index:2}.bn-approval strong{display:block;font-size:14px}.bn-approval span{font-size:10px;color:var(--muted)}
.bn-queue{position:absolute;left:50%;top:77px;transform:translateX(-50%);display:flex;gap:8px;z-index:3}.bn-ticket{width:34px;height:25px;border-radius:7px;background:rgba(69,227,154,.22);border:1px solid rgba(69,227,154,.55);animation:bnQueue 4.8s ease-in-out infinite}.bn-ticket:nth-child(2){animation-delay:.45s}.bn-ticket:nth-child(3){animation-delay:.9s}.bn-ticket:nth-child(4){animation-delay:1.35s}.bn-ticket:nth-child(5){animation-delay:1.8s}
.bn-bottleneck{position:absolute;left:50%;top:112px;transform:translateX(-50%);font-size:10px;letter-spacing:.1em;text-transform:uppercase;color:#f2c36b;white-space:nowrap}.bn-pulse{position:absolute;left:50%;top:77px;width:108px;height:52px;transform:translate(-50%,-12px);border:1px solid rgba(242,195,107,.4);border-radius:12px;animation:bnPulse 2.4s ease-in-out infinite}
.bottleneck-caption{display:flex;justify-content:space-between;gap:16px;margin-top:18px;padding-top:16px;border-top:1px solid rgba(105,190,190,.16);color:var(--muted);font-size:12px;line-height:1.5}.bottleneck-caption strong{color:var(--text)}
@keyframes bnQueue{0%,15%{transform:translateX(0);opacity:.35}30%,70%{transform:translateX(0);opacity:1}85%,100%{transform:translateX(22px);opacity:.2}}
@keyframes bnPulse{0%,100%{opacity:.25;box-shadow:0 0 0 0 rgba(242,195,107,.08)}50%{opacity:1;box-shadow:0 0 0 9px rgba(242,195,107,.03)}}
@media(max-width:760px){.bottleneck-lane{grid-template-columns:1fr;gap:12px}.bn-middle{min-height:155px}.bn-arrow{display:none}.bn-node{min-height:auto}.bottleneck-caption{flex-direction:column}.bn-bottleneck{font-size:9px}}
@media(prefers-reduced-motion:reduce){.bn-ticket,.bn-pulse{animation:none}}