/* Homepage-only communication diagram; no live activity or performance data. */
.sur-voice-visual{position:relative;isolation:isolate;width:100%;aspect-ratio:620/460;color:#eef6ff;font-family:inherit}
.voice-visual-grid{position:absolute;inset:4% -3% 0;background:radial-gradient(ellipse at 58% 47%,#2778bd26,transparent 66%),linear-gradient(#89b9f309 1px,transparent 1px),linear-gradient(90deg,#89b9f309 1px,transparent 1px);background-size:auto,30px 30px,30px 30px;mask-image:radial-gradient(ellipse,#000 30%,transparent 72%);z-index:-1}
.voice-visual-heading{position:absolute;left:0;right:0;top:1%;display:flex;justify-content:space-between;align-items:center;border-bottom:1px solid #799fca30;padding-bottom:14px}
.voice-visual-heading>span{font:10px ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:2px;color:#91b4da}
.voice-visual-heading small{font-size:11px;color:#91b4da}
.voice-connections{position:absolute;inset:0;width:100%;height:100%;overflow:visible}
.voice-track{stroke:#6496cd70;stroke-width:1.5}
.voice-flow{stroke:#85c5ff;stroke-width:2;stroke-dasharray:5 44;animation:voice-route 7s linear infinite}
.voice-return{stroke:#79a9d7;stroke-width:1;stroke-dasharray:4 5;opacity:.6}
.voice-return-tip{stroke:#79a9d7;stroke-width:1.5}
.voice-input-label{position:absolute;left:0;top:20%;width:22.1%;text-align:center;font-size:12px;color:#a6c2e2}
.voice-event{position:absolute;left:0;width:22.1%;height:10.8%;display:flex;align-items:center;justify-content:center;gap:9px;border:1px solid #597ba1;background:#1b3959;border-radius:7px;font-size:clamp(10px,1.15vw,14px);color:#e3edfb;box-shadow:0 5px 14px #071c3020}
.voice-event-monitor{top:25.9%}.voice-event-order{top:43.5%}.voice-event-time{top:61.1%}
.voice-event-dot{height:5px;width:5px;flex:none;border-radius:50%;background:#76bfff;box-shadow:0 0 8px #71bfff60}
.voice-engine{position:absolute;left:34.35%;top:22%;width:32%;height:52%;border:1px solid #7faee5;border-radius:12px;background:linear-gradient(155deg,#294e75,#193856 70%);box-shadow:0 14px 30px #071a323b,inset 0 1px 0 #b0d3ff50;display:flex;flex-direction:column;align-items:center;overflow:hidden}
.voice-engine-top{width:100%;height:16%;padding:0 10%;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid #9bc6ef35;font:clamp(8px,.8vw,10px) ui-monospace,SFMono-Regular,Consolas,monospace;letter-spacing:1px;color:#b5d5f6}
.voice-engine-top i{width:5px;height:5px;border-radius:50%;background:#8dcdff}
.voice-engine .voice-engine-icon{width:25%;height:22%;object-fit:contain;margin:7% 0 4%}
.voice-engine strong{font-size:clamp(12px,1.45vw,18px);color:#fff;font-weight:600;line-height:1.5}
.voice-engine>small{font-size:clamp(8px,.93vw,11px);color:#abc9e9;margin-top:3%}
.voice-wave{height:13%;width:70%;display:flex;gap:4px;align-items:center;justify-content:center;margin:7% 0}
.voice-wave i{width:3px;height:40%;border-radius:3px;background:#90ccff;animation:voice-wave 2.2s ease-in-out infinite alternate}
.voice-wave i:nth-child(3n){height:95%;animation-delay:-.7s}.voice-wave i:nth-child(3n + 1){height:60%;animation-delay:-1.4s}.voice-wave i:nth-child(4n){height:75%;background:#d4eaff;animation-delay:-.3s}
.voice-engine-base{width:100%;margin-top:auto;height:15%;display:flex;align-items:center;justify-content:center;border-top:1px solid #9bc6ef25;color:#b8d6f4;font-size:clamp(8px,.88vw,10px);letter-spacing:2px}
.voice-terminal{position:absolute;left:76.9%;top:23%;width:21.9%;height:51.5%;border:2px solid #a1bddc;border-radius:19px;background:linear-gradient(160deg,#f4f9ff,#dceaff);box-shadow:5px 7px 0 #0b203766,0 12px 25px #071a3240;display:flex;flex-direction:column;align-items:center;color:#183b63}
.voice-terminal-speaker{width:29%;height:3px;border-radius:9px;background:#91aac6;margin:12% 0 12%}
.voice-terminal>span{font-size:clamp(9px,.9vw,11px);color:#557497}
.voice-terminal>img{width:46%;height:27%;object-fit:contain;margin:7% 0}
.voice-terminal>strong{font-size:clamp(12px,1.28vw,15px);color:#173b65;font-weight:600}
.voice-terminal>small{font-size:clamp(8px,.8vw,10px);color:#5c7694;margin-top:6%}


.voice-terminal-home{position:absolute;bottom:5%;height:3px;border-radius:4px;width:25%;background:#9cb5d1}
.voice-return-label{position:absolute;left:23%;top:83.3%;padding:0 12px;background:#152d4c;color:#aec9e5;font-size:clamp(9px,1vw,12px);letter-spacing:.5px}.voice-return-label span{color:#e8a163;padding:0 8px}
@keyframes voice-route{to{stroke-dashoffset:-196}}
@keyframes voice-wave{from{transform:scaleY(.5);opacity:.65}to{transform:scaleY(1);opacity:1}}
@media(max-width:700px){.sur-voice-visual{max-width:520px;margin:4px auto 0}.voice-visual-heading>span{font-size:9px;letter-spacing:1px}.voice-visual-heading small{font-size:10px}.voice-input-label{font-size:10px}.voice-event{gap:6px}.voice-terminal{border-radius:14px}.voice-wave{gap:3px}.voice-return-label{padding:0 6px}.voice-return-label span{padding:0 4px}}
@media(prefers-reduced-motion:reduce){.voice-flow,.voice-wave i{animation:none}}