:root{--text:#e8f6ff;--muted:#8fb3c9;--accent:#5ff2ff;--accent-soft:#5ff2ff29;--glass:#05122194;--glass-strong:#040e1ad1;--line:#a0dcff24;--radius:16px;--font-display:"Space Grotesk", system-ui, sans-serif;--font-body:"Inter", system-ui, -apple-system, "Segoe UI", sans-serif;--lightningcss-light: ;--lightningcss-dark:initial;color-scheme:dark}*{box-sizing:border-box}html,body,#root{height:100%;color:var(--text);font-family:var(--font-body);-webkit-font-smoothing:antialiased;background:#04121f;margin:0;overflow:hidden}button{font:inherit;color:inherit}.app{position:fixed;inset:0}.scene{touch-action:none;position:absolute;inset:0}.hud{pointer-events:none;animation:1.2s both fade-in;position:absolute;inset:0}.hud>*{pointer-events:auto}.panel{background:var(--glass);-webkit-backdrop-filter:blur(14px)saturate(140%);border:1px solid var(--line);border-radius:var(--radius);box-shadow:0 20px 50px #00000059}.eyebrow{font-family:var(--font-display);letter-spacing:.16em;text-transform:uppercase;color:var(--accent);opacity:.9;font-size:11px}.brand{font-family:var(--font-display);letter-spacing:.3em;text-transform:uppercase;pointer-events:none;align-items:center;gap:10px;font-size:14px;font-weight:600;display:flex;position:absolute;top:22px;left:26px}.brand-mark{background:radial-gradient(circle at 35% 30%,#bff9ff,#1aa6d6 55%,#04304d);border-radius:50%;width:14px;height:14px;box-shadow:0 0 16px #5ff2ff99}.depth-panel{width:290px;padding:18px 20px 14px;position:absolute;top:20px;right:64px}.depth-readout{font-family:var(--font-display);font-variant-numeric:tabular-nums;align-items:baseline;gap:6px;display:flex}.depth-number{letter-spacing:-.02em;font-size:46px;font-weight:600;line-height:1}.depth-unit{color:var(--muted);font-size:18px}.depth-zone{color:var(--accent);margin-top:6px;font-size:13px;font-weight:600}.depth-zone span{color:var(--muted);font-weight:400}.gauges{gap:10px;margin-top:14px;display:grid}.gauge-row{justify-content:space-between;margin-bottom:5px;font-size:12px;display:flex}.gauge-label{color:var(--muted)}.gauge-value{font-variant-numeric:tabular-nums;font-weight:500}.gauge-track{background:#ffffff14;border-radius:4px;height:4px;overflow:hidden}.gauge-fill{border-radius:4px;height:100%;transition:width .3s}.gauge-fill.warm{background:linear-gradient(90deg,#3a7bd5,#ffb347)}.gauge-fill.pressure{background:linear-gradient(90deg,#7b5cff,#ff5c8a)}.gauge-fill.light{background:linear-gradient(90deg,#1b3b5a,#fff3b0)}.gauge-fill.oxygen{background:linear-gradient(90deg,#1f6f8b,#74f2ce)}.gauge-fill.salt{background:linear-gradient(90deg,#4b6584,#d1d8e0)}.pressure-note{color:var(--muted);margin:12px 0 0;font-size:11px}.ruler{width:26px;position:absolute;top:20px;bottom:96px;right:22px}.ruler-track{width:10px;height:100%;margin-left:8px;position:relative}.ruler-band{cursor:pointer;opacity:.9;border:none;border-top:1px solid #ffffff40;width:10px;padding:0;position:absolute;left:0}.ruler-band:first-child{border-top:none;border-radius:5px 5px 0 0}.ruler-band:nth-child(5){border-radius:0 0 5px 5px}.ruler-band:hover{filter:brightness(1.4)}.ruler-label{white-space:nowrap;text-align:right;background:var(--glass-strong);border:1px solid var(--line);border-radius:10px;flex-direction:column;padding:6px 10px;font-size:12px;display:none;position:absolute;top:4px;right:22px}.ruler-label small{color:var(--muted)}.ruler-band:hover .ruler-label{display:flex}.ruler-dot{cursor:pointer;background:#0006;border:1px solid #ffffffb3;border-radius:50%;width:7px;height:7px;margin:-3.5px 0 0 -3.5px;padding:0;transition:transform .15s;position:absolute;left:50%}.ruler-dot.spotted{background:var(--accent);border-color:var(--accent)}.ruler-dot.active{box-shadow:0 0 0 3px var(--accent-soft)}.ruler-dot:hover{transform:scale(1.6)}.ruler-marker{pointer-events:none;background:#fff;border-radius:2px;width:28px;height:2px;margin-top:-1px;position:absolute;left:-9px;box-shadow:0 0 10px #fff}.ruler-marker:after{content:"";border:5px solid #0000;border-left-color:#fff;position:absolute;top:-4px;left:-7px}.zone-panel{width:360px;max-height:calc(100% - 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24px);bottom:12px;overflow-x:auto}.spotted{display:none}}