:root{--bg: #0b1f3a;--accent: #ffd23f;--accent-2: #4fc3f7;--text: #f5f7fa;--danger: #ff6b6b}*{box-sizing:border-box;margin:0;padding:0}html,body{height:100%;background:var(--bg);color:var(--text);font-family:system-ui,-apple-system,Segoe UI,Roboto,sans-serif;overflow:hidden;overscroll-behavior:none}.screen{position:fixed;top:0;right:0;bottom:0;left:0}.hidden{display:none!important}#start-screen{display:flex;flex-direction:column;justify-content:center;gap:1.5rem;padding:2rem;text-align:center}#start-screen h1{font-size:1.6rem;font-weight:700}.lead{font-size:1rem;line-height:1.5;opacity:.9}.status{font-size:.85rem;opacity:.7;min-height:1.2em;white-space:pre-line}.btn{border:none;border-radius:999px;padding:.9rem 1.4rem;font-size:1rem;font-weight:600;color:var(--bg);background:var(--accent);cursor:pointer;touch-action:manipulation}.btn-primary{background:var(--accent)}.btn-ghost{background:#ffffff1f;color:var(--text);-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.btn-big{padding:1.1rem 2.2rem;font-size:1.1rem}#capture-screen{background:#000}#cam,#overlay{position:absolute;top:0;right:0;bottom:0;left:0;width:100%;height:100%;object-fit:cover}#overlay{pointer-events:none}.btn-back{position:absolute;top:env(safe-area-inset-top,.5rem);left:.75rem;z-index:5;padding:.55rem 1rem;font-size:.95rem;font-weight:700;background:#000000c7;color:var(--accent);border:1.5px solid var(--accent);box-shadow:0 2px 8px #00000080;-webkit-backdrop-filter:none;backdrop-filter:none}.hud-top{position:absolute;top:env(safe-area-inset-top,.5rem);left:0;right:0;display:flex;justify-content:flex-end;align-items:flex-start;gap:.6rem;padding:.75rem 1rem .75rem 8.5rem;font-variant-numeric:tabular-nums}.readout,.gps{background:#00000080;padding:.35rem .7rem;border-radius:999px;font-size:.85rem;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.hud-top-right{display:flex;flex-direction:column;align-items:flex-end;gap:.4rem}.btn-cal{padding:.4rem .8rem;font-size:.8rem}.btn-cal.pending{background:var(--accent);color:var(--bg);font-weight:700;animation:cal-pulse 1.4s ease-in-out infinite}@keyframes cal-pulse{0%,to{box-shadow:0 0 #ffd23f99}50%{box-shadow:0 0 0 8px #ffd23f00}}.cal-hint{position:absolute;left:50%;top:calc(50% + 56px);transform:translate(-50%);z-index:4;max-width:80vw;text-align:center;line-height:1.4;font-size:.95rem;padding:.7rem 1rem;border-radius:14px;background:#0009;border:1px solid rgba(255,210,63,.5);-webkit-backdrop-filter:blur(4px);backdrop-filter:blur(4px);pointer-events:none}.fov-panel{position:absolute;left:0;right:0;bottom:calc(env(safe-area-inset-bottom,1rem) + 5.5rem);display:flex;flex-direction:column;gap:.9rem;padding:.9rem 1.2rem;background:#00000073;-webkit-backdrop-filter:blur(6px);backdrop-filter:blur(6px)}.fov-row{display:flex;align-items:center;gap:.8rem}.fov-label{flex:0 0 4.5rem;font-size:.9rem;font-weight:600}.fov-val{flex:0 0 2.8rem;text-align:right;font-variant-numeric:tabular-nums;font-size:.95rem}.fov-row input[type=range]{flex:1;height:38px;accent-color:var(--accent);touch-action:manipulation}.hud-bottom{position:absolute;bottom:env(safe-area-inset-bottom,1rem);left:0;right:0;display:flex;align-items:center;justify-content:space-around;padding:1rem}