body { font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif; background: #f4f6f9; padding: 40px; color: #333; }
.container { max-width: 600px; background: white; padding: 30px; border-radius: 12px; box-shadow: 0 4px 15px rgba(0,0,0,0.05); margin: 0 auto; }
.form-group { margin-bottom: 15px; }
label { display: block; margin-bottom: 5px; font-weight: bold; }
input, textarea { width: 100%; padding: 10px; border: 1px solid #ddd; border-radius: 6px; box-sizing: border-box; font-size: 14px; }
button { width: 100%; padding: 12px; background: #0070f3; color: white; border: none; border-radius: 6px; font-size: 16px; cursor: pointer; font-weight: bold; margin-bottom: 15px; transition: 0.2s; }
button:hover { background: #0051cb; }
#status-log { padding: 12px; background: #eef2f7; border-radius: 6px; font-size: 14px; font-family: monospace; color: #555; }