:root{color-scheme:dark;--bg: #000;--fg: #f5f5f5;--accent: #4cf2d6;--warn: #ffbd59;--error: #ff5f5f}*{box-sizing:border-box}body{margin:0;background:var(--bg);color:var(--fg);font-family:Inter,Segoe UI,system-ui,sans-serif;font-size:16px}h1{font-size:clamp(1.4rem,2.5vw,1.8rem);margin-bottom:.5rem}h2{font-size:clamp(1.1rem,2.4vw,1.4rem)}button,input,textarea{font:inherit}button{background:var(--accent);color:#000;border:none;border-radius:999px;padding:.6rem 1.4rem;cursor:pointer}button:disabled{background:#333;color:#777;cursor:not-allowed}main{min-height:100vh;display:flex;flex-direction:column;align-items:center;justify-content:flex-start;padding:1rem 1rem 2rem;gap:1rem;text-align:center}.video-debug{position:absolute;width:1px;height:1px;opacity:.001;pointer-events:none}.layout{display:flex;flex-direction:column;gap:1.5rem;width:min(1024px,96vw);margin:0 auto}@media (min-width: 960px){.layout{flex-direction:row;align-items:flex-start}.camera-section,.control-section{flex:1}}.camera-section{display:flex;flex-direction:column;align-items:center;gap:.75rem}.control-section{display:flex;justify-content:center;width:100%}.control-section .prompt-card{width:100%}.camera-frame{position:relative;width:min(420px,86vw);aspect-ratio:3 / 4;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.12);background:#050505}.camera-feed{width:100%;height:100%;object-fit:cover;transition:opacity .3s}.camera-overlay{position:absolute;top:0;right:0;bottom:0;left:0;display:flex;align-items:center;justify-content:center;pointer-events:none}.target-circle{width:60%;aspect-ratio:1;border-radius:50%;border:2px solid rgba(76,242,214,.65);box-shadow:0 0 40px #4cf2d633}.prompt-card{background:rgba(255,255,255,.06);border:1px solid rgba(255,255,255,.1);border-radius:16px;padding:1.25rem;max-width:460px;width:min(460px,92vw);text-align:left}.prompt-card h2{margin:0 0 .4rem}.prompt-card p{margin:.35rem 0;line-height:1.45}.command-input{width:100%;padding:.75rem 1rem;border-radius:12px;border:1px solid rgba(255,255,255,.2);background:rgba(0,0,0,.65);color:inherit}.status-panel{width:min(720px,92vw);text-align:left;background:rgba(255,255,255,.04);padding:1rem;border-radius:16px;border:1px solid rgba(255,255,255,.1)}.actions,.actions-inline{display:flex;flex-wrap:wrap;gap:.75rem;margin-top:1rem}.actions-inline{justify-content:center}.actions button,.actions-inline button{flex:1 1 140px;min-width:140px}.secondary{background:transparent;border:1px solid rgba(255,255,255,.35);color:var(--fg)}.secondary:hover{background:rgba(255,255,255,.08)}.alert{width:min(720px,92vw);margin:.75rem auto;padding:.75rem 1rem;border-radius:12px;text-align:center}.alert.error{background:rgba(255,95,95,.12);border:1px solid rgba(255,95,95,.45);color:#ffb1b1}.telemetry{font-size:.9rem;color:#a8a8a8}.countdown{font-size:1.6rem;font-weight:600;letter-spacing:.05em}.phi-panel{display:flex;justify-content:center;margin:1.5rem 0}.phi-canvas{position:relative;width:min(360px,80vw);height:min(360px,80vw);background:#050505 center/cover no-repeat;border-radius:20px;overflow:hidden;border:1px solid rgba(255,255,255,.12)}.screen-flash{position:fixed;top:0;right:0;bottom:0;left:0;background:#ffffff;opacity:.92;pointer-events:none;animation:flash-pop .9s ease-out forwards;z-index:50}@keyframes flash-pop{0%{opacity:.95}80%{opacity:.4}to{opacity:0}}.snapshot-preview{margin:.75rem 0 1rem;border-radius:12px;overflow:hidden;border:1px solid rgba(255,255,255,.1)}.snapshot-preview img{width:100%;display:block}.danger{background:#ff5f5f;color:#000}.danger:hover{background:#ff7676}.status-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(160px,1fr));gap:.75rem}.status-item{background:rgba(0,0,0,.5);border-radius:12px;padding:.75rem .9rem}.status-item strong{display:block;font-size:.75rem;color:#aaa;text-transform:uppercase;letter-spacing:.08em;margin-bottom:.25rem}.status-item span{font-size:1rem}