* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: 'Segoe UI', sans-serif;
    background: linear-gradient(135deg, #e0e0e0, #f5f5f5);
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
}

.login-wrapper {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.login-card {
    background-color: #ffffff;
    border-radius: 12px;
    box-shadow: 0 8px 25px rgba(0, 0, 0, 0.1);
    padding: 30px 25px;
}

.login-card h1 {
    font-size: 22px;
    text-align: center;
    margin-bottom: 20px;
    color: #333;
}

form {
    display: flex;
    flex-direction: column;
}

label {
    margin-bottom: 5px;
    color: #444;
    font-weight: 500;
}

input[type="email"],
input[type="password"] {
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 8px;
    font-size: 14px;
    transition: border-color 0.3s;
}

input[type="email"]:focus,
input[type="password"]:focus {
    outline: none;
    border-color: #007bff;
}

input[type="submit"] {
    padding: 12px;
    background-color: #007bff;
    border: none;
    color: white;
    font-size: 15px;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s;
}

input[type="submit"]:hover {
    background-color: #0056b3;
}

.error-message {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 5px solid #dc3545;
    padding: 12px;
    border-radius: 6px;
    margin-bottom: 15px;
    font-size: 14px;
}