:root{--bg:#080e1a;--surface:#0f1629;--accent:#4ab0ff;--accent-glow:rgba(74,176,255,.07);--accent-border:rgba(74,176,255,.2);--text-primary:#dde6f0;--text-secondary:#7a8fa6;--border-color:#1e2d45;--water-body:#1a6fa8;--water-surface:#2196f3;--btn-fill:#1a5a8f;--btn-submit:#1a6b35;--btn-submit-hover:#238636;--score-bullseye:#a78bfa;--score-great:#3fb950;--score-ok:#d29922;--score-poor:#f85149;--font-display:"Syne",system-ui,sans-serif;--font-body:"DM Sans",system-ui,sans-serif}*{box-sizing:border-box;margin:0;padding:0}@media(prefers-reduced-motion:reduce){*,:after,:before{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}}body{background:var(--bg);color:var(--text-primary);font-family:var(--font-body);min-height:100vh;-webkit-font-smoothing:antialiased;-moz-osx-font-smoothing:grayscale}.app-shell{display:flex;flex-direction:column;margin:0 auto;max-width:420px;min-height:100vh}