.form-message{max-width:700px;margin:40px auto;padding:30px;background-color:#fff;border-radius:12px;box-shadow:0 8px 24px rgba(0,0,0,.15);font-family:Segoe UI,Tahoma,Geneva,Verdana,sans-serif}.form-message .tituloEsub{text-align:center;margin-bottom:25px;font-size:25px;color:#333;position:relative}.form-message .tituloEsub:after{content:"";display:block;width:100%;height:3px;background-color:#4caf50;margin:10px auto 0;border-radius:2px}.error-message{background-color:#ffebee;color:#d32f2f;padding:10px 15px;border-radius:6px;margin-bottom:15px;font-weight:500;text-align:center}.form-group{display:flex;flex-direction:column;margin-bottom:18px}.form-group label{font-weight:600;margin-bottom:6px;color:#555}.form-group input,.form-group textarea{padding:12px 15px;border:1px solid #ccc!important;border-radius:8px;font-size:16px;transition:all .3s ease;outline:none;background-color:#fff!important;color:#2b2b2b}.form-group input:focus,.form-group textarea:focus{border-color:#4caf50;box-shadow:0 0 8px rgba(76,175,80,.3)}.form-group textarea{resize:vertical;min-height:120px}.contador{display:flex;justify-content:space-between;margin-top:5px;font-size:13px;color:#888}button[type=submit]{width:100%;padding:14px 0;background-color:#4caf50;color:#fff;font-size:16px;font-weight:600;border:none;border-radius:10px;cursor:pointer;transition:all .3s ease;margin-top:10px}button[type=submit]:hover{background-color:#43a047}button[type=submit]:disabled{background-color:#a5d6a7;cursor:not-allowed}@media (max-width:768px){.form-message{margin:20px;padding:20px}}@media (max-width:480px){.form-message h2{font-size:22px}.form-group input,.form-group textarea{font-size:14px;padding:10px 12px}button[type=submit]{font-size:14px;padding:12px 0}.contador{font-size:12px}}