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

body.auth-body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    font-size: 14px;
    background: #f0f2f5;
    color: #1a1a2e;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

.auth-wrapper {
    width: 100%;
    padding: 20px;
    display: flex;
    justify-content: center;
}

.auth-box {
    background: #fff;
    border-radius: 6px;
    border: 1px solid #e0e0e0;
    padding: 40px;
    width: 100%;
    max-width: 420px;
}

.auth-logo {
    text-align: center;
    margin-bottom: 28px;
}

.auth-logo h1 {
    font-size: 20px;
    font-weight: 600;
    color: #1a1a2e;
    letter-spacing: 0.3px;
}

.auth-box h2 {
    font-size: 16px;
    font-weight: 600;
    color: #333;
    margin-bottom: 20px;
}

.form-group {
    margin-bottom: 16px;
}

.form-group label {
    display: block;
    font-size: 13px;
    color: #555;
    margin-bottom: 6px;
    font-weight: 500;
}

.form-group input {
    width: 100%;
    padding: 9px 12px;
    border: 1px solid #d0d0d0;
    border-radius: 4px;
    font-size: 14px;
    color: #1a1a2e;
    background: #fafafa;
    transition: border-color 0.15s;
    outline: none;
}

.form-group input:focus {
    border-color: #4a6fa5;
    background: #fff;
}

.btn {
    display: inline-block;
    padding: 9px 18px;
    border: none;
    border-radius: 4px;
    font-size: 14px;
    font-weight: 500;
    cursor: pointer;
    text-decoration: none;
    transition: background 0.15s;
}

.btn-primary {
    background: #4a6fa5;
    color: #fff;
    width: 100%;
    text-align: center;
    margin-top: 4px;
}

.btn-primary:hover {
    background: #3d5d8a;
}

.alert {
    padding: 10px 14px;
    border-radius: 4px;
    font-size: 13px;
    margin-bottom: 16px;
    line-height: 1.5;
}

.alert-error {
    background: #fdf0f0;
    border: 1px solid #e8b4b4;
    color: #a94442;
}

.alert-success {
    background: #f0fdf4;
    border: 1px solid #b4dfc4;
    color: #2e7d52;
}

.auth-links {
    margin-top: 16px;
    text-align: center;
}

.auth-links a {
    font-size: 13px;
    color: #4a6fa5;
    text-decoration: none;
}

.auth-links a:hover {
    text-decoration: underline;
}

@media (max-width: 480px) {
    .auth-box {
        padding: 28px 20px;
    }
}