body {
    font-family: Arial, sans-serif;
    background-color: #f5f3f4;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    animation: fadeIn 0.8s ease;
}

.signup-container {
    background: #ffffff;
    padding: 30px;
    border-radius: 12px;
    box-shadow: 0 8px 20px rgba(11, 9, 10, 0.2);
    text-align: center;
    width: 360px;
    animation: slideUp 0.6s ease;
}

.signup-container h2 {
    color: #660708;
    font-size: 26px;
    margin-bottom: 20px;
}

input {
    width: calc(100% - 20px);
    padding: 12px;
    margin: 10px 0;
    border: 1px solid #b1a7a6;
    border-radius: 8px;
    font-size: 16px;
    background: #f5f3f4;
    color: #161a1d;
}

input:focus {
    border-color: #ba181b;
    background: #ffffff;
}

button {
    width: 100%;
    padding: 12px;
    background: #a4161a;
    color: #ffffff;
    border: none;
    border-radius: 8px;
    font-size: 16px;
    font-weight: bold;
    cursor: pointer;
    transition: background 0.3s ease;
}

button:hover {
    background: #e5383b;
}

p {
    margin-top: 15px;
    font-size: 14px;
    color: #495057;
}

p a {
    color: #ba181b;
    text-decoration: none;
    font-weight: bold;
}

p a:hover {
    text-decoration: underline;
}

.error-message {
    color: #a4161a;
    background: #ffe5e5;
    padding: 10px;
    border-left: 4px solid #ba181b;
    margin-bottom: 10px;
    border-radius: 5px;
}

/* Animations */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes slideUp {
    from {
        transform: translateY(20px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}