:root{--bg-dark: #070c14;--panel-bg: rgba(13, 21, 37, .75);--panel-border: rgba(56, 189, 248, .25);--cyan-neon: #00f0ff;--cyan-dim: #38bdf8;--accent-gold: #f59e0b;--accent-green: #10b981;--text-main: #f1f5f9;--text-muted: #94a3b8;--font-mono: "Fira Code", "SF Mono", Consolas, monospace}*{box-sizing:border-box;margin:0;padding:0;-webkit-user-select:none;user-select:none}body{background-color:var(--bg-dark);color:var(--text-main);font-family:-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,sans-serif;overflow:hidden;height:100vh;display:flex;flex-direction:column}#gis-header{height:60px;background:#070c14d9;-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border-bottom:1px solid var(--panel-border);display:flex;align-items:center;justify-content:space-between;padding:0 1.5rem;z-index:100}.logo-group{display:flex;align-items:center;gap:12px}.logo-title{font-size:1.15rem;font-weight:800;letter-spacing:1.5px;color:#fff;text-shadow:0 0 12px rgba(0,240,255,.4)}.badge-tag{font-size:.65rem;font-family:var(--font-mono);background:#00f0ff1f;color:var(--cyan-neon);padding:3px 8px;border-radius:4px;border:1px solid rgba(0,240,255,.3);letter-spacing:1px}.mode-toggle-group{display:flex;background:#111d33cc;border:1px solid var(--panel-border);border-radius:8px;padding:3px;gap:4px}.mode-btn{background:transparent;border:none;color:var(--text-muted);font-size:.8rem;font-weight:600;padding:6px 14px;border-radius:6px;cursor:pointer;transition:all .2s ease}.mode-btn.active{background:var(--cyan-neon);color:#070c14;box-shadow:0 0 12px #00f0ff66}.header-actions{display:flex;align-items:center;gap:10px}.action-btn{background:#111d33cc;border:1px solid var(--panel-border);color:var(--text-main);font-size:.8rem;font-weight:600;padding:6px 14px;border-radius:6px;cursor:pointer;transition:all .2s ease}.action-btn:hover{border-color:var(--cyan-neon);box-shadow:0 0 8px #00f0ff40}.action-btn.primary{background:linear-gradient(135deg,#0284c7,#00f0ff);color:#070c14;font-weight:700;border:none;box-shadow:0 0 14px #00f0ff59}.action-btn.primary:hover{transform:translateY(-1px);box-shadow:0 0 20px #00f0ff8c}#viewport-container{flex:1;position:relative;overflow:hidden}#terrain-canvas{width:100%;height:100%;display:block;cursor:grab}#terrain-canvas:active{cursor:grabbing}.telemetry-card{position:absolute;top:1.25rem;right:1.25rem;width:320px;background:var(--panel-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-radius:10px;padding:1rem;box-shadow:0 8px 32px #0006;pointer-events:none}.telemetry-header{display:flex;align-items:center;gap:8px;margin-bottom:.8rem;border-bottom:1px solid rgba(255,255,255,.08);padding-bottom:.4rem}.pulse-dot{width:8px;height:8px;background:var(--cyan-neon);border-radius:50%;box-shadow:0 0 8px var(--cyan-neon);animation:pulse 1.8s infinite}@keyframes pulse{0%,to{transform:scale(1);opacity:1}50%{transform:scale(1.3);opacity:.5}}.panel-title{font-size:.72rem;font-family:var(--font-mono);color:var(--cyan-dim);letter-spacing:1.2px;font-weight:700}.telemetry-grid{display:grid;grid-template-columns:1fr 1fr;gap:8px}.metric-box{background:#070c1499;border:1px solid rgba(56,189,248,.15);border-radius:6px;padding:6px 10px;display:flex;flex-direction:column}.metric-label{font-size:.65rem;color:var(--text-muted);text-transform:uppercase}.metric-val{font-size:.95rem;font-family:var(--font-mono);font-weight:700;color:var(--text-main);margin-top:2px}.brush-selector{position:absolute;top:1.25rem;left:1.25rem;background:var(--panel-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-radius:8px;padding:6px 10px;display:flex;align-items:center;gap:8px;box-shadow:0 8px 24px #0000004d}.brush-label{font-size:.7rem;font-family:var(--font-mono);color:var(--text-muted);font-weight:700}.brush-btn{background:#070c1499;border:1px solid rgba(56,189,248,.2);color:var(--text-main);font-size:.75rem;padding:5px 10px;border-radius:5px;cursor:pointer;transition:all .2s ease}.brush-btn:hover{border-color:var(--cyan-neon)}.brush-btn.active{background:#00f0ff33;border-color:var(--cyan-neon);color:var(--cyan-neon);font-weight:700}#cockpit-footer{position:absolute;bottom:1.25rem;left:1.25rem;right:1.25rem;background:var(--panel-bg);-webkit-backdrop-filter:blur(16px);backdrop-filter:blur(16px);border:1px solid var(--panel-border);border-radius:10px;padding:.8rem 1.5rem;display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:1.2rem;box-shadow:0 8px 32px #0006}.hud-control-group{display:flex;align-items:center;gap:10px;font-size:.8rem;color:var(--text-muted)}.hud-control-group label{font-size:.75rem;font-family:var(--font-mono);color:var(--cyan-dim)}.cyber-select{background:#070c14;border:1px solid var(--panel-border);color:var(--text-main);padding:5px 10px;border-radius:6px;font-size:.8rem;outline:none;cursor:pointer}.cyber-select:hover{border-color:var(--cyan-neon)}.icon-btn{background:#111d33cc;border:1px solid var(--panel-border);color:var(--text-main);padding:5px 10px;border-radius:6px;font-size:.8rem;cursor:pointer;transition:all .2s ease}.icon-btn:hover{border-color:var(--cyan-neon)}input[type=range]{-webkit-appearance:none;width:110px;height:4px;background:#38bdf833;border-radius:2px;outline:none}input[type=range]::-webkit-slider-thumb{-webkit-appearance:none;width:14px;height:14px;border-radius:50%;background:var(--cyan-neon);box-shadow:0 0 6px var(--cyan-neon);cursor:pointer}.toggles-group{gap:16px}.check-container{display:flex;align-items:center;gap:6px;cursor:pointer;font-size:.78rem;color:var(--text-main)}.check-container input{accent-color:var(--cyan-neon);cursor:pointer}