/* 登录页面样式 */
.login-card {
    max-width: 450px;
    margin: 60px auto;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 40px;
    box-shadow: var(--shadow);
}

.logo {
    text-align: center;
    margin-bottom: 40px;
}

.logo h1 {
    font-size: 32px;
    color: var(--primary-color);
    margin-bottom: 8px;
}

.logo .tagline {
    color: var(--text-secondary);
    font-size: 14px;
}

.auth-form h2 {
    font-size: 24px;
    margin-bottom: 24px;
    text-align: center;
}

.auth-form .btn {
    width: 100%;
    margin-top: 8px;
}

.form-footer {
    margin-top: 24px;
    text-align: center;
    color: var(--text-secondary);
    font-size: 14px;
}

.form-footer a {
    color: var(--primary-color);
    text-decoration: none;
}

.form-footer a:hover {
    text-decoration: underline;
}

@media (max-width: 768px) {
    .login-card {
        margin: 20px auto;
        padding: 30px 24px;
    }
    
    .logo h1 {
        font-size: 28px;
    }
    
    .auth-form h2 {
        font-size: 20px;
    }
}