.glow-effect{text-shadow:0 0 10px rgba(0,255,255,.7),0 0 20px rgba(0,255,255,.5)}.neon-border{box-shadow:0 0 15px rgba(0,255,255,.5),0 0 30px rgba(0,255,255,.3)}.code-editor{font-family:Roboto Mono,monospace}.resizable-y{resize:vertical;overflow:auto}.resizable-x{resize:horizontal;overflow:auto}.terminal-bg{background:#0d1117}.challenge-card{background:rgba(255,255,255,.05);backdrop-filter:blur(10px)}.text-neon-green{color:#39ff14}.border-neon-cyan{border-color:#00fff7}.bg-dark-panel{background:rgba(20,20,40,.98)}.badge-category,.badge-level,.badge-xp{background:#222;color:#39ff14;border:2px solid #00fff7;border-radius:8px;padding:4px 12px;font-weight:700;margin-right:8px;box-shadow:0 0 8px #00fff7,0 0 2px #39ff14}