:root{--bg-color: #0f172a;--card-bg: #1e293b;--text-primary: #f8fafc;--text-secondary: #94a3b8;--accent: #38bdf8;--accent-hover: #0ea5e9;--success: #22c55e;--error: #ef4444}*{box-sizing:border-box}body{margin:0;font-family:Inter,system-ui,-apple-system,sans-serif;background-color:var(--bg-color);color:var(--text-primary);-webkit-font-smoothing:antialiased}#root{max-width:1280px;margin:0 auto;padding:2rem;text-align:center}.container{max-width:600px;margin:0 auto;padding:2rem;background:var(--card-bg);border-radius:1rem;box-shadow:0 10px 15px -3px #0000001a,0 4px 6px -2px #0000000d}h1{font-size:2.5rem;margin-bottom:2rem;background:linear-gradient(to right,var(--accent),#818cf8);background-clip:text;-webkit-background-clip:text;-webkit-text-fill-color:transparent}.form-group{margin-bottom:1.5rem;text-align:left}label{display:block;margin-bottom:.5rem;color:var(--text-secondary);font-size:.9rem}input,select{width:100%;padding:.75rem;border-radius:.5rem;border:1px solid #334155;background:#0f172a;color:#fff;font-size:1rem;transition:border-color .2s}input:focus,select:focus{outline:none;border-color:var(--accent);box-shadow:0 0 0 2px #38bdf833}button{width:100%;padding:1rem;border-radius:.5rem;border:none;background:linear-gradient(to right,var(--accent),#818cf8);color:#fff;font-weight:600;font-size:1.1rem;cursor:pointer;transition:opacity .2s,transform .1s}button:hover{opacity:.9}button:active{transform:scale(.98)}button:disabled{opacity:.5;cursor:not-allowed}.message{margin-top:1.5rem;padding:1rem;border-radius:.5rem;font-weight:500}.success{background:#22c55e1a;color:var(--success);border:1px solid rgba(34,197,94,.2)}.error{background:#ef44441a;color:var(--error);border:1px solid rgba(239,68,68,.2)}.template-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(120px,1fr));gap:1rem;margin-top:.5rem}.template-card{background:#0f172a;border:1px solid #334155;border-radius:.5rem;padding:1rem;cursor:pointer;transition:all .2s}.template-card:hover{border-color:var(--accent)}.template-card.selected{border-color:var(--accent);background:#38bdf81a;box-shadow:0 0 0 2px #38bdf833}