*,:before,:after{box-sizing:border-box}:root{--bg-slate:#0f172a;--panel-slate:#1e293b;--text-primary:#f8fafc;--text-muted:#94a3b8;--accent-violet:#8b5cf6;--accent-cyan:#06b6d4;--success-emerald:#10b981;--error-rose:#ef4444}body{background-color:var(--bg-slate);color:var(--text-primary);-webkit-font-smoothing:antialiased;margin:0;font-family:Inter,system-ui,-apple-system,BlinkMacSystemFont,Segoe UI,Roboto,Noto Sans,Ubuntu,Cantarell,Helvetica Neue,sans-serif;overflow-x:hidden}.app-container{max-width:900px;margin:0 auto;padding:24px}.panel{background-color:var(--panel-slate);border-radius:12px;margin-bottom:24px;padding:24px;box-shadow:0 4px 6px -1px #0000001a}h1,h2,h3{margin-top:0}.btn-primary{background-color:var(--accent-violet);color:#fff;cursor:pointer;border:none;border-radius:6px;padding:10px 20px;font-weight:600;transition:transform .2s,background-color .2s}.btn-primary:hover{background-color:#7c3aed;transform:scale(1.02)}.input-field{color:#fff;box-sizing:border-box;background-color:#0f172a;border:1px solid #334155;border-radius:6px;width:100%;margin-bottom:16px;padding:12px}.checkbox-label{color:var(--text-muted);align-items:flex-start;gap:12px;margin-bottom:20px;font-size:.9rem;display:flex}@media (max-width:640px){.app-container{padding:16px}.app-container header{gap:12px;flex-direction:column!important;align-items:stretch!important}.app-container header select{max-width:100%;width:100%!important}.panel{padding:16px}}@keyframes fadeIn{0%{opacity:0;transform:translateY(10px)}to{opacity:1;transform:translateY(0)}}