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ease}.customer-button:hover:not(:disabled){box-shadow:0 8px 25px #667eea66;transform:translateY(-2px)}.customer-button:disabled{cursor:not-allowed;opacity:.7;transform:none}.error-message{background:#ef444433;border:1px solid #ef44444d;border-radius:8px;color:#fca5a5}.error-message,.success-message{font-size:.9rem;padding:12px 16px;text-align:center}.success-message{background:#22c55e33;border:1px solid #22c55e4d;border-radius:8px;color:#86efac}@media (max-width:480px){.customer-card{padding:30px 20px}.customer-header h2{font-size:1.75rem}}
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