* { margin: 0; padding: 0; box-sizing: border-box; }

body {
    font-family: sans-serif;
    background: #ffffff;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    color: #000000;
}

.auth-container {
    max-width: 400px;
    width: 100%;
    border: 2px solid #000000;
    padding: 40px;
}

h1 {
    font-size: 2rem;
    margin-bottom: 30px;
    text-align: center;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
}

label.checkbox {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 0;
    font-weight: 400;
}

input {
    width: 100%;
    padding: 12px;
    border: 2px solid #000000;
    font-size: 1rem;
}

label.checkbox input {
    width: auto;
}

.btn {
    width: 100%;
    padding: 12px;
    background: #000000;
    color: #ffffff;
    border: 2px solid #000000;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn:hover {
    background: #ffffff;
    color: #000000;
}

.error {
    color: #000000;
    font-size: 0.9rem;
    margin-top: 5px;
}

.links {
    text-align: center;
    margin-top: 20px;
}

.links a {
    color: #000000;
    text-decoration: none;
    border-bottom: 1px solid #000000;
}